diff options
Diffstat (limited to 'include/linux')
146 files changed, 1838 insertions, 3331 deletions
diff --git a/include/linux/amba/pl093.h b/include/linux/amba/pl093.h deleted file mode 100644 index b17166e3b49a..000000000000 --- a/include/linux/amba/pl093.h +++ /dev/null @@ -1,77 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* linux/amba/pl093.h - * - * Copyright (c) 2008 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * AMBA PL093 SSMC (synchronous static memory controller) - * See DDI0236.pdf (r0p4) for more details -*/ - -#define SMB_BANK(x) ((x) * 0x20) /* each bank control set is 0x20 apart */ - -/* Offsets for SMBxxxxRy registers */ - -#define SMBIDCYR (0x00) -#define SMBWSTRDR (0x04) -#define SMBWSTWRR (0x08) -#define SMBWSTOENR (0x0C) -#define SMBWSTWENR (0x10) -#define SMBCR (0x14) -#define SMBSR (0x18) -#define SMBWSTBRDR (0x1C) - -/* Masks for SMB registers */ -#define IDCY_MASK (0xf) -#define WSTRD_MASK (0xf) -#define WSTWR_MASK (0xf) -#define WSTOEN_MASK (0xf) -#define WSTWEN_MASK (0xf) - -/* Notes from datasheet: - * WSTOEN <= WSTRD - * WSTWEN <= WSTWR - * - * WSTOEN is not used with nWAIT - */ - -/* SMBCR bit definitions */ -#define SMBCR_BIWRITEEN (1 << 21) -#define SMBCR_ADDRVALIDWRITEEN (1 << 20) -#define SMBCR_SYNCWRITE (1 << 17) -#define SMBCR_BMWRITE (1 << 16) -#define SMBCR_WRAPREAD (1 << 14) -#define SMBCR_BIREADEN (1 << 13) -#define SMBCR_ADDRVALIDREADEN (1 << 12) -#define SMBCR_SYNCREAD (1 << 9) -#define SMBCR_BMREAD (1 << 8) -#define SMBCR_SMBLSPOL (1 << 6) -#define SMBCR_WP (1 << 3) -#define SMBCR_WAITEN (1 << 2) -#define SMBCR_WAITPOL (1 << 1) -#define SMBCR_RBLE (1 << 0) - -#define SMBCR_BURSTLENWRITE_MASK (3 << 18) -#define SMBCR_BURSTLENWRITE_4 (0 << 18) -#define SMBCR_BURSTLENWRITE_8 (1 << 18) -#define SMBCR_BURSTLENWRITE_RESERVED (2 << 18) -#define SMBCR_BURSTLENWRITE_CONTINUOUS (3 << 18) - -#define SMBCR_BURSTLENREAD_MASK (3 << 10) -#define SMBCR_BURSTLENREAD_4 (0 << 10) -#define SMBCR_BURSTLENREAD_8 (1 << 10) -#define SMBCR_BURSTLENREAD_16 (2 << 10) -#define SMBCR_BURSTLENREAD_CONTINUOUS (3 << 10) - -#define SMBCR_MW_MASK (3 << 4) -#define SMBCR_MW_8BIT (0 << 4) -#define SMBCR_MW_16BIT (1 << 4) -#define SMBCR_MW_M32BIT (2 << 4) - -/* SSMC status registers */ -#define SSMCCSR (0x200) -#define SSMCCR (0x204) -#define SSMCITCR (0x208) -#define SSMCITIP (0x20C) -#define SSMCITIOP (0x210) diff --git a/include/linux/apple-gmux.h b/include/linux/apple-gmux.h index ddb10aa67b14..1f68b49bcd68 100644 --- a/include/linux/apple-gmux.h +++ b/include/linux/apple-gmux.h @@ -8,18 +8,118 @@ #define LINUX_APPLE_GMUX_H #include <linux/acpi.h> +#include <linux/io.h> +#include <linux/pnp.h> #define GMUX_ACPI_HID "APP000B" +/* + * gmux port offsets. Many of these are not yet used, but may be in the + * future, and it's useful to have them documented here anyhow. + */ +#define GMUX_PORT_VERSION_MAJOR 0x04 +#define GMUX_PORT_VERSION_MINOR 0x05 +#define GMUX_PORT_VERSION_RELEASE 0x06 +#define GMUX_PORT_SWITCH_DISPLAY 0x10 +#define GMUX_PORT_SWITCH_GET_DISPLAY 0x11 +#define GMUX_PORT_INTERRUPT_ENABLE 0x14 +#define GMUX_PORT_INTERRUPT_STATUS 0x16 +#define GMUX_PORT_SWITCH_DDC 0x28 +#define GMUX_PORT_SWITCH_EXTERNAL 0x40 +#define GMUX_PORT_SWITCH_GET_EXTERNAL 0x41 +#define GMUX_PORT_DISCRETE_POWER 0x50 +#define GMUX_PORT_MAX_BRIGHTNESS 0x70 +#define GMUX_PORT_BRIGHTNESS 0x74 +#define GMUX_PORT_VALUE 0xc2 +#define GMUX_PORT_READ 0xd0 +#define GMUX_PORT_WRITE 0xd4 + +#define GMUX_MIN_IO_LEN (GMUX_PORT_BRIGHTNESS + 4) + #if IS_ENABLED(CONFIG_APPLE_GMUX) +static inline bool apple_gmux_is_indexed(unsigned long iostart) +{ + u16 val; + + outb(0xaa, iostart + 0xcc); + outb(0x55, iostart + 0xcd); + outb(0x00, iostart + 0xce); + + val = inb(iostart + 0xcc) | (inb(iostart + 0xcd) << 8); + if (val == 0x55aa) + return true; + + return false; +} /** - * apple_gmux_present() - detect if gmux is built into the machine + * apple_gmux_detect() - detect if gmux is built into the machine + * + * @pnp_dev: Device to probe or NULL to use the first matching device + * @indexed_ret: Returns (by reference) if the gmux is indexed or not + * + * Detect if a supported gmux device is present by actually probing it. + * This avoids the false positives returned on some models by + * apple_gmux_present(). + * + * Return: %true if a supported gmux ACPI device is detected and the kernel + * was configured with CONFIG_APPLE_GMUX, %false otherwise. + */ +static inline bool apple_gmux_detect(struct pnp_dev *pnp_dev, bool *indexed_ret) +{ + u8 ver_major, ver_minor, ver_release; + struct device *dev = NULL; + struct acpi_device *adev; + struct resource *res; + bool indexed = false; + bool ret = false; + + if (!pnp_dev) { + adev = acpi_dev_get_first_match_dev(GMUX_ACPI_HID, NULL, -1); + if (!adev) + return false; + + dev = get_device(acpi_get_first_physical_node(adev)); + acpi_dev_put(adev); + if (!dev) + return false; + + pnp_dev = to_pnp_dev(dev); + } + + res = pnp_get_resource(pnp_dev, IORESOURCE_IO, 0); + if (!res || resource_size(res) < GMUX_MIN_IO_LEN) + goto out; + + /* + * Invalid version information may indicate either that the gmux + * device isn't present or that it's a new one that uses indexed io. + */ + ver_major = inb(res->start + GMUX_PORT_VERSION_MAJOR); + ver_minor = inb(res->start + GMUX_PORT_VERSION_MINOR); + ver_release = inb(res->start + GMUX_PORT_VERSION_RELEASE); + if (ver_major == 0xff && ver_minor == 0xff && ver_release == 0xff) { + indexed = apple_gmux_is_indexed(res->start); + if (!indexed) + goto out; + } + + if (indexed_ret) + *indexed_ret = indexed; + + ret = true; +out: + put_device(dev); + return ret; +} + +/** + * apple_gmux_present() - check if gmux ACPI device is present * * Drivers may use this to activate quirks specific to dual GPU MacBook Pros * and Mac Pros, e.g. for deferred probing, runtime pm and backlight. * - * Return: %true if gmux is present and the kernel was configured + * Return: %true if gmux ACPI device is present and the kernel was configured * with CONFIG_APPLE_GMUX, %false otherwise. */ static inline bool apple_gmux_present(void) @@ -34,6 +134,11 @@ static inline bool apple_gmux_present(void) return false; } +static inline bool apple_gmux_detect(struct pnp_dev *pnp_dev, bool *indexed_ret) +{ + return false; +} + #endif /* !CONFIG_APPLE_GMUX */ #endif /* LINUX_APPLE_GMUX_H */ diff --git a/include/linux/audit.h b/include/linux/audit.h index 3608992848d3..31086a72e32a 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -14,6 +14,7 @@ #include <linux/audit_arch.h> #include <uapi/linux/audit.h> #include <uapi/linux/netfilter/nf_tables.h> +#include <uapi/linux/fanotify.h> #define AUDIT_INO_UNSET ((unsigned long)-1) #define AUDIT_DEV_UNSET ((dev_t)-1) @@ -416,7 +417,7 @@ extern void __audit_log_capset(const struct cred *new, const struct cred *old); extern void __audit_mmap_fd(int fd, int flags); extern void __audit_openat2_how(struct open_how *how); extern void __audit_log_kern_module(char *name); -extern void __audit_fanotify(unsigned int response); +extern void __audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar); extern void __audit_tk_injoffset(struct timespec64 offset); extern void __audit_ntp_log(const struct audit_ntp_data *ad); extern void __audit_log_nfcfg(const char *name, u8 af, unsigned int nentries, @@ -523,10 +524,10 @@ static inline void audit_log_kern_module(char *name) __audit_log_kern_module(name); } -static inline void audit_fanotify(unsigned int response) +static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) { if (!audit_dummy_context()) - __audit_fanotify(response); + __audit_fanotify(response, friar); } static inline void audit_tk_injoffset(struct timespec64 offset) @@ -679,7 +680,7 @@ static inline void audit_log_kern_module(char *name) { } -static inline void audit_fanotify(unsigned int response) +static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) { } static inline void audit_tk_injoffset(struct timespec64 offset) diff --git a/include/linux/auxvec.h b/include/linux/auxvec.h index f68d0ec2d740..407f7005e6d6 100644 --- a/include/linux/auxvec.h +++ b/include/linux/auxvec.h @@ -4,6 +4,6 @@ #include <uapi/linux/auxvec.h> -#define AT_VECTOR_SIZE_BASE 20 /* NEW_AUX_ENT entries in auxiliary table */ +#define AT_VECTOR_SIZE_BASE 22 /* NEW_AUX_ENT entries in auxiliary table */ /* number of "#define AT_.*" above, minus {AT_NULL, AT_IGNORE, AT_NOTELF} */ #endif /* _LINUX_AUXVEC_H */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 22078a28d7cb..d766be7152e1 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -12,6 +12,8 @@ #define BIO_MAX_VECS 256U +struct queue_limits; + static inline unsigned int bio_max_segs(unsigned int nr_segs) { return min(nr_segs, BIO_MAX_VECS); @@ -375,6 +377,8 @@ static inline void bip_set_seed(struct bio_integrity_payload *bip, void bio_trim(struct bio *bio, sector_t offset, sector_t size); extern struct bio *bio_split(struct bio *bio, int sectors, gfp_t gfp, struct bio_set *bs); +struct bio *bio_split_rw(struct bio *bio, const struct queue_limits *lim, + unsigned *segs, struct bio_set *bs, unsigned max_bytes); /** * bio_next_split - get next @sectors from a bio, splitting if necessary @@ -475,6 +479,8 @@ void __bio_release_pages(struct bio *bio, bool mark_dirty); extern void bio_set_pages_dirty(struct bio *bio); extern void bio_check_pages_dirty(struct bio *bio); +extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter, + struct bio *src, struct bvec_iter *src_iter); extern void bio_copy_data(struct bio *dst, struct bio *src); extern void bio_free_pages(struct bio *bio); void guard_bio_eod(struct bio *bio); diff --git a/include/linux/bits.h b/include/linux/bits.h index 87d112650dfb..7c0cf5031abe 100644 --- a/include/linux/bits.h +++ b/include/linux/bits.h @@ -6,7 +6,6 @@ #include <vdso/bits.h> #include <asm/bitsperlong.h> -#define BIT_ULL(nr) (ULL(1) << (nr)) #define BIT_MASK(nr) (UL(1) << ((nr) % BITS_PER_LONG)) #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) #define BIT_ULL_MASK(nr) (ULL(1) << ((nr) % BITS_PER_LONG_LONG)) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 301cf1cf4f2f..b9637d63e6f0 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -288,6 +288,7 @@ struct queue_limits { unsigned int max_dev_sectors; unsigned int chunk_sectors; unsigned int max_sectors; + unsigned int max_user_sectors; unsigned int max_segment_size; unsigned int physical_block_size; unsigned int logical_block_size; @@ -484,6 +485,7 @@ struct request_queue { DECLARE_BITMAP (blkcg_pols, BLKCG_MAX_POLS); struct blkcg_gq *root_blkg; struct list_head blkg_list; + struct mutex blkcg_mutex; #endif struct queue_limits limits; @@ -1095,11 +1097,12 @@ static inline bool bdev_is_partition(struct block_device *bdev) enum blk_default_limits { BLK_MAX_SEGMENTS = 128, BLK_SAFE_MAX_SECTORS = 255, - BLK_DEF_MAX_SECTORS = 2560, BLK_MAX_SEGMENT_SIZE = 65536, BLK_SEG_BOUNDARY_MASK = 0xFFFFFFFFUL, }; +#define BLK_DEF_MAX_SECTORS 2560u + static inline unsigned long queue_segment_boundary(const struct request_queue *q) { return q->limits.seg_boundary_mask; @@ -1283,12 +1286,12 @@ static inline enum blk_zoned_model bdev_zoned_model(struct block_device *bdev) static inline bool bdev_is_zoned(struct block_device *bdev) { - struct request_queue *q = bdev_get_queue(bdev); - - if (q) - return blk_queue_is_zoned(q); + return blk_queue_is_zoned(bdev_get_queue(bdev)); +} - return false; +static inline unsigned int bdev_zone_no(struct block_device *bdev, sector_t sec) +{ + return disk_zone_no(bdev->bd_disk, sec); } static inline bool bdev_op_is_zoned_write(struct block_device *bdev, @@ -1309,6 +1312,18 @@ static inline sector_t bdev_zone_sectors(struct block_device *bdev) return q->limits.chunk_sectors; } +static inline sector_t bdev_offset_from_zone_start(struct block_device *bdev, + sector_t sector) +{ + return sector & (bdev_zone_sectors(bdev) - 1); +} + +static inline bool bdev_is_zone_start(struct block_device *bdev, + sector_t sector) +{ + return bdev_offset_from_zone_start(bdev, sector) == 0; +} + static inline int queue_dma_alignment(const struct request_queue *q) { return q ? q->limits.dma_alignment : 511; @@ -1395,6 +1410,7 @@ struct block_device_operations { void (*swap_slot_free_notify) (struct block_device *, unsigned long); int (*report_zones)(struct gendisk *, sector_t sector, unsigned int nr_zones, report_zones_cb cb, void *data); + char *(*devnode)(struct gendisk *disk, umode_t *mode); /* returns the length of the identifier or a negative errno: */ int (*get_unique_id)(struct gendisk *disk, u8 id[16], enum blk_unique_id id_type); diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 3de24cfb7a3d..634d37a599fa 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1832,7 +1832,7 @@ void bpf_prog_inc(struct bpf_prog *prog); struct bpf_prog * __must_check bpf_prog_inc_not_zero(struct bpf_prog *prog); void bpf_prog_put(struct bpf_prog *prog); -void bpf_prog_free_id(struct bpf_prog *prog, bool do_idr_lock); +void bpf_prog_free_id(struct bpf_prog *prog); void bpf_map_free_id(struct bpf_map *map, bool do_idr_lock); struct btf_field *btf_record_find(const struct btf_record *rec, diff --git a/include/linux/bvec.h b/include/linux/bvec.h index 35c25dff651a..555aae5448ae 100644 --- a/include/linux/bvec.h +++ b/include/linux/bvec.h @@ -12,7 +12,6 @@ #include <linux/errno.h> #include <linux/limits.h> #include <linux/minmax.h> -#include <linux/mm.h> #include <linux/types.h> struct page; @@ -35,6 +34,46 @@ struct bio_vec { unsigned int bv_offset; }; +/** + * bvec_set_page - initialize a bvec based off a struct page + * @bv: bvec to initialize + * @page: page the bvec should point to + * @len: length of the bvec + * @offset: offset into the page + */ +static inline void bvec_set_page(struct bio_vec *bv, struct page *page, + unsigned int len, unsigned int offset) +{ + bv->bv_page = page; + bv->bv_len = len; + bv->bv_offset = offset; +} + +/** + * bvec_set_folio - initialize a bvec based off a struct folio + * @bv: bvec to initialize + * @folio: folio the bvec should point to + * @len: length of the bvec + * @offset: offset into the folio + */ +static inline void bvec_set_folio(struct bio_vec *bv, struct folio *folio, + unsigned int len, unsigned int offset) +{ + bvec_set_page(bv, &folio->page, len, offset); +} + +/** + * bvec_set_virt - initialize a bvec based on a virtual address + * @bv: bvec to initialize + * @vaddr: virtual address to set the bvec to + * @len: length of the bvec + */ +static inline void bvec_set_virt(struct bio_vec *bv, void *vaddr, + unsigned int len) +{ + bvec_set_page(bv, virt_to_page(vaddr), len, offset_in_page(vaddr)); +} + struct bvec_iter { sector_t bi_sector; /* device address in 512 byte sectors */ diff --git a/include/linux/capability.h b/include/linux/capability.h index 65efb74c3585..03c2a613ad40 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -42,6 +42,7 @@ struct inode; struct dentry; struct task_struct; struct user_namespace; +struct mnt_idmap; extern const kernel_cap_t __cap_empty_set; extern const kernel_cap_t __cap_init_eff_set; @@ -248,9 +249,9 @@ static inline bool ns_capable_setid(struct user_namespace *ns, int cap) } #endif /* CONFIG_MULTIUSER */ bool privileged_wrt_inode_uidgid(struct user_namespace *ns, - struct user_namespace *mnt_userns, + struct mnt_idmap *idmap, const struct inode *inode); -bool capable_wrt_inode_uidgid(struct user_namespace *mnt_userns, +bool capable_wrt_inode_uidgid(struct mnt_idmap *idmap, const struct inode *inode, int cap); extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap); extern bool ptracer_capable(struct task_struct *tsk, struct user_namespace *ns); @@ -271,11 +272,11 @@ static inline bool checkpoint_restore_ns_capable(struct user_namespace *ns) } /* audit system wants to get cap info from files as well */ -int get_vfs_caps_from_disk(struct user_namespace *mnt_userns, +int get_vfs_caps_from_disk(struct mnt_idmap *idmap, const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps); -int cap_convert_nscap(struct user_namespace *mnt_userns, struct dentry *dentry, +int cap_convert_nscap(struct mnt_idmap *idmap, struct dentry *dentry, const void **ivalue, size_t size); #endif /* !_LINUX_CAPABILITY_H */ diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index 00af2c98da75..4497d0a6772c 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -99,16 +99,6 @@ struct ceph_options { #define CEPH_AUTH_NAME_DEFAULT "guest" -/* mount state */ -enum { - CEPH_MOUNT_MOUNTING, - CEPH_MOUNT_MOUNTED, - CEPH_MOUNT_UNMOUNTING, - CEPH_MOUNT_UNMOUNTED, - CEPH_MOUNT_SHUTDOWN, - CEPH_MOUNT_RECOVER, -}; - static inline unsigned long ceph_timeout_jiffies(unsigned long timeout) { return timeout ?: MAX_SCHEDULE_TIMEOUT; diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index f6ebab6228c2..e1d37451e03f 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -19,14 +19,5 @@ int da830_pll_init(struct device *dev, void __iomem *base, struct regmap *cfgchi #ifdef CONFIG_ARCH_DAVINCI_DA850 int da850_pll0_init(struct device *dev, void __iomem *base, struct regmap *cfgchip); #endif -#ifdef CONFIG_ARCH_DAVINCI_DM355 -int dm355_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip); -int dm355_psc_init(struct device *dev, void __iomem *base); -#endif -#ifdef CONFIG_ARCH_DAVINCI_DM365 -int dm365_pll1_init(struct device *dev, void __iomem *base, struct regmap *cfgchip); -int dm365_pll2_init(struct device *dev, void __iomem *base, struct regmap *cfgchip); -int dm365_psc_init(struct device *dev, void __iomem *base); -#endif #endif /* __LINUX_CLK_DAVINCI_PLL_H___ */ diff --git a/include/linux/clk/samsung.h b/include/linux/clk/samsung.h index 38b774001712..0cf7aac83439 100644 --- a/include/linux/clk/samsung.h +++ b/include/linux/clk/samsung.h @@ -21,36 +21,4 @@ static inline void s3c64xx_clk_init(struct device_node *np, bool s3c6400, void __iomem *base) { } #endif /* CONFIG_S3C64XX_COMMON_CLK */ -#ifdef CONFIG_S3C2410_COMMON_CLK -void s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f, - int current_soc, - void __iomem *reg_base); -#else -static inline void s3c2410_common_clk_init(struct device_node *np, - unsigned long xti_f, - int current_soc, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2410_COMMON_CLK */ - -#ifdef CONFIG_S3C2412_COMMON_CLK -void s3c2412_common_clk_init(struct device_node *np, unsigned long xti_f, - unsigned long ext_f, void __iomem *reg_base); -#else -static inline void s3c2412_common_clk_init(struct device_node *np, - unsigned long xti_f, - unsigned long ext_f, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2412_COMMON_CLK */ - -#ifdef CONFIG_S3C2443_COMMON_CLK -void s3c2443_common_clk_init(struct device_node *np, unsigned long xti_f, - int current_soc, - void __iomem *reg_base); -#else -static inline void s3c2443_common_clk_init(struct device_node *np, - unsigned long xti_f, - int current_soc, - void __iomem *reg_base) { } -#endif /* CONFIG_S3C2443_COMMON_CLK */ - #endif /* __LINUX_CLK_SAMSUNG_H_ */ diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h index 8ae9a95ebf5b..9aac31d856f3 100644 --- a/include/linux/clockchips.h +++ b/include/linux/clockchips.h @@ -211,7 +211,7 @@ extern int tick_receive_broadcast(void); extern void tick_setup_hrtimer_broadcast(void); extern int tick_check_broadcast_expired(void); # else -static inline int tick_check_broadcast_expired(void) { return 0; } +static __always_inline int tick_check_broadcast_expired(void) { return 0; } static inline void tick_setup_hrtimer_broadcast(void) { } # endif @@ -219,7 +219,7 @@ static inline void tick_setup_hrtimer_broadcast(void) { } static inline void clockevents_suspend(void) { } static inline void clockevents_resume(void) { } -static inline int tick_check_broadcast_expired(void) { return 0; } +static __always_inline int tick_check_broadcast_expired(void) { return 0; } static inline void tick_setup_hrtimer_broadcast(void) { } #endif /* !CONFIG_GENERIC_CLOCKEVENTS */ diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index 7c1afe0f4129..dea5bf5bd09c 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -232,11 +232,25 @@ struct ftrace_likely_data { #endif /* Section for code which can't be instrumented at all */ -#define noinstr \ - noinline notrace __attribute((__section__(".noinstr.text"))) \ +#define __noinstr_section(section) \ + noinline notrace __attribute((__section__(section))) \ __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage \ __no_sanitize_memory +#define noinstr __noinstr_section(".noinstr.text") + +/* + * The __cpuidle section is used twofold: + * + * 1) the original use -- identifying if a CPU is 'stuck' in idle state based + * on it's instruction pointer. See cpu_in_idle(). + * + * 2) supressing instrumentation around where cpuidle disables RCU; where the + * function isn't strictly required for #1, this is interchangeable with + * noinstr. + */ +#define __cpuidle __noinstr_section(".cpuidle.text") + #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index dcef4a9e4d63..d4afa8508a80 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -130,9 +130,36 @@ static __always_inline unsigned long ct_state_inc(int incby) return arch_atomic_add_return(incby, this_cpu_ptr(&context_tracking.state)); } +static __always_inline bool warn_rcu_enter(void) +{ + bool ret = false; + + /* + * Horrible hack to shut up recursive RCU isn't watching fail since + * lots of the actual reporting also relies on RCU. + */ + preempt_disable_notrace(); + if (rcu_dynticks_curr_cpu_in_eqs()) { + ret = true; + ct_state_inc(RCU_DYNTICKS_IDX); + } + + return ret; +} + +static __always_inline void warn_rcu_exit(bool rcu) +{ + if (rcu) + ct_state_inc(RCU_DYNTICKS_IDX); + preempt_enable_notrace(); +} + #else static inline void ct_idle_enter(void) { } static inline void ct_idle_exit(void) { } + +static __always_inline bool warn_rcu_enter(void) { return false; } +static __always_inline void warn_rcu_exit(bool rcu) { } #endif /* !CONFIG_CONTEXT_TRACKING_IDLE */ #endif diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 314802f98b9d..f83e4519c5f0 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -176,9 +176,6 @@ void __noreturn cpu_startup_entry(enum cpuhp_state state); void cpu_idle_poll_ctrl(bool enable); -/* Attach to any functions which should be considered cpuidle. */ -#define __cpuidle __section(".cpuidle.text") - bool cpu_in_idle(unsigned long pc); void arch_cpu_idle(void); diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index fce476275e16..3183aeb7f5b4 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -14,6 +14,7 @@ #include <linux/percpu.h> #include <linux/list.h> #include <linux/hrtimer.h> +#include <linux/context_tracking.h> #define CPUIDLE_STATE_MAX 10 #define CPUIDLE_NAME_LEN 16 @@ -115,6 +116,35 @@ struct cpuidle_device { DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices); DECLARE_PER_CPU(struct cpuidle_device, cpuidle_dev); +static __always_inline void ct_cpuidle_enter(void) +{ + lockdep_assert_irqs_disabled(); + /* + * Idle is allowed to (temporary) enable IRQs. It + * will return with IRQs disabled. + * + * Trace IRQs enable here, then switch off RCU, and have + * arch_cpu_idle() use raw_local_irq_enable(). Note that + * ct_idle_enter() relies on lockdep IRQ state, so switch that + * last -- this is very similar to the entry code. + */ + trace_hardirqs_on_prepare(); + lockdep_hardirqs_on_prepare(); + instrumentation_end(); + ct_idle_enter(); + lockdep_hardirqs_on(_RET_IP_); +} + +static __always_inline void ct_cpuidle_exit(void) +{ + /* + * Carefully undo the above. + */ + lockdep_hardirqs_off(_RET_IP_); + ct_idle_exit(); + instrumentation_begin(); +} + /**************************** * CPUIDLE DRIVER INTERFACE * ****************************/ @@ -277,7 +307,7 @@ extern s64 cpuidle_governor_latency_req(unsigned int cpu); #define __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, \ idx, \ state, \ - is_retention) \ + is_retention, is_rcu) \ ({ \ int __ret = 0; \ \ @@ -289,7 +319,11 @@ extern s64 cpuidle_governor_latency_req(unsigned int cpu); if (!is_retention) \ __ret = cpu_pm_enter(); \ if (!__ret) { \ + if (!is_rcu) \ + ct_cpuidle_enter(); \ __ret = low_level_idle_enter(state); \ + if (!is_rcu) \ + ct_cpuidle_exit(); \ if (!is_retention) \ cpu_pm_exit(); \ } \ @@ -298,15 +332,21 @@ extern s64 cpuidle_governor_latency_req(unsigned int cpu); }) #define CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx) \ - __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, idx, 0) + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, idx, 0, 0) #define CPU_PM_CPU_IDLE_ENTER_RETENTION(low_level_idle_enter, idx) \ - __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, idx, 1) + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, idx, 1, 0) #define CPU_PM_CPU_IDLE_ENTER_PARAM(low_level_idle_enter, idx, state) \ - __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 0) + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 0, 0) + +#define CPU_PM_CPU_IDLE_ENTER_PARAM_RCU(low_level_idle_enter, idx, state) \ + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 0, 1) #define CPU_PM_CPU_IDLE_ENTER_RETENTION_PARAM(low_level_idle_enter, idx, state) \ - __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 1) + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 1, 0) + +#define CPU_PM_CPU_IDLE_ENTER_RETENTION_PARAM_RCU(low_level_idle_enter, idx, state) \ + __CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx, state, 1, 1) #endif /* _LINUX_CPUIDLE_H */ diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index c2aa0aa26b45..d45e5de13721 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -1017,9 +1017,9 @@ static inline const struct cpumask *get_cpu_mask(unsigned int cpu) * concurrent CPU hotplug operations unless invoked from a cpuhp_lock held * region. */ -static inline unsigned int num_online_cpus(void) +static __always_inline unsigned int num_online_cpus(void) { - return atomic_read(&__num_online_cpus); + return arch_atomic_read(&__num_online_cpus); } #define num_possible_cpus() cpumask_weight(cpu_possible_mask) #define num_present_cpus() cpumask_weight(cpu_present_mask) diff --git a/include/linux/drbd.h b/include/linux/drbd.h index 5755537b51b1..5468a2399d48 100644 --- a/include/linux/drbd.h +++ b/include/linux/drbd.h @@ -38,13 +38,6 @@ #endif -extern const char *drbd_buildtag(void); -#define REL_VERSION "8.4.11" -#define API_VERSION 1 -#define PRO_VERSION_MIN 86 -#define PRO_VERSION_MAX 101 - - enum drbd_io_error_p { EP_PASS_ON, /* FIXME should the better be named "Ignore"? */ EP_CALL_HELPER, diff --git a/include/linux/drbd_config.h b/include/linux/drbd_config.h new file mode 100644 index 000000000000..d215365c6bb1 --- /dev/null +++ b/include/linux/drbd_config.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * drbd_config.h + * DRBD's compile time configuration. + */ + +#ifndef DRBD_CONFIG_H +#define DRBD_CONFIG_H + +extern const char *drbd_buildtag(void); + +#define REL_VERSION "8.4.11" +#define PRO_VERSION_MIN 86 +#define PRO_VERSION_MAX 101 + +#endif diff --git a/include/linux/drbd_genl_api.h b/include/linux/drbd_genl_api.h index bd62efc29002..70682c058027 100644 --- a/include/linux/drbd_genl_api.h +++ b/include/linux/drbd_genl_api.h @@ -47,7 +47,7 @@ enum drbd_state_info_bcast_reason { #undef linux #include <linux/drbd.h> -#define GENL_MAGIC_VERSION API_VERSION +#define GENL_MAGIC_VERSION 1 #define GENL_MAGIC_FAMILY drbd #define GENL_MAGIC_FAMILY_HDRSZ sizeof(struct drbd_genlmsghdr) #define GENL_MAGIC_INCLUDE_FILE <linux/drbd_genl.h> diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h index 9e33f7038bea..5b042fb427e9 100644 --- a/include/linux/drbd_limits.h +++ b/include/linux/drbd_limits.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: GPL-2.0 */ +/* SPDX-License-Identifier: GPL-2.0-only */ /* drbd_limits.h This file is part of DRBD by Philipp Reisner and Lars Ellenberg. @@ -16,123 +16,123 @@ #define DEBUG_RANGE_CHECK 0 -#define DRBD_MINOR_COUNT_MIN 1 -#define DRBD_MINOR_COUNT_MAX 255 -#define DRBD_MINOR_COUNT_DEF 32 +#define DRBD_MINOR_COUNT_MIN 1U +#define DRBD_MINOR_COUNT_MAX 255U +#define DRBD_MINOR_COUNT_DEF 32U #define DRBD_MINOR_COUNT_SCALE '1' -#define DRBD_VOLUME_MAX 65535 +#define DRBD_VOLUME_MAX 65534U -#define DRBD_DIALOG_REFRESH_MIN 0 -#define DRBD_DIALOG_REFRESH_MAX 600 +#define DRBD_DIALOG_REFRESH_MIN 0U +#define DRBD_DIALOG_REFRESH_MAX 600U #define DRBD_DIALOG_REFRESH_SCALE '1' /* valid port number */ -#define DRBD_PORT_MIN 1 -#define DRBD_PORT_MAX 0xffff +#define DRBD_PORT_MIN 1U +#define DRBD_PORT_MAX 0xffffU #define DRBD_PORT_SCALE '1' /* startup { */ /* if you want more than 3.4 days, disable */ -#define DRBD_WFC_TIMEOUT_MIN 0 -#define DRBD_WFC_TIMEOUT_MAX 300000 -#define DRBD_WFC_TIMEOUT_DEF 0 +#define DRBD_WFC_TIMEOUT_MIN 0U +#define DRBD_WFC_TIMEOUT_MAX 300000U +#define DRBD_WFC_TIMEOUT_DEF 0U #define DRBD_WFC_TIMEOUT_SCALE '1' -#define DRBD_DEGR_WFC_TIMEOUT_MIN 0 -#define DRBD_DEGR_WFC_TIMEOUT_MAX 300000 -#define DRBD_DEGR_WFC_TIMEOUT_DEF 0 +#define DRBD_DEGR_WFC_TIMEOUT_MIN 0U +#define DRBD_DEGR_WFC_TIMEOUT_MAX 300000U +#define DRBD_DEGR_WFC_TIMEOUT_DEF 0U #define DRBD_DEGR_WFC_TIMEOUT_SCALE '1' -#define DRBD_OUTDATED_WFC_TIMEOUT_MIN 0 -#define DRBD_OUTDATED_WFC_TIMEOUT_MAX 300000 -#define DRBD_OUTDATED_WFC_TIMEOUT_DEF 0 +#define DRBD_OUTDATED_WFC_TIMEOUT_MIN 0U +#define DRBD_OUTDATED_WFC_TIMEOUT_MAX 300000U +#define DRBD_OUTDATED_WFC_TIMEOUT_DEF 0U #define DRBD_OUTDATED_WFC_TIMEOUT_SCALE '1' /* }*/ /* net { */ /* timeout, unit centi seconds * more than one minute timeout is not useful */ -#define DRBD_TIMEOUT_MIN 1 -#define DRBD_TIMEOUT_MAX 600 -#define DRBD_TIMEOUT_DEF 60 /* 6 seconds */ +#define DRBD_TIMEOUT_MIN 1U +#define DRBD_TIMEOUT_MAX 600U +#define DRBD_TIMEOUT_DEF 60U /* 6 seconds */ #define DRBD_TIMEOUT_SCALE '1' /* If backing disk takes longer than disk_timeout, mark the disk as failed */ -#define DRBD_DISK_TIMEOUT_MIN 0 /* 0 = disabled */ -#define DRBD_DISK_TIMEOUT_MAX 6000 /* 10 Minutes */ -#define DRBD_DISK_TIMEOUT_DEF 0 /* disabled */ +#define DRBD_DISK_TIMEOUT_MIN 0U /* 0 = disabled */ +#define DRBD_DISK_TIMEOUT_MAX 6000U /* 10 Minutes */ +#define DRBD_DISK_TIMEOUT_DEF 0U /* disabled */ #define DRBD_DISK_TIMEOUT_SCALE '1' /* active connection retries when C_WF_CONNECTION */ -#define DRBD_CONNECT_INT_MIN 1 -#define DRBD_CONNECT_INT_MAX 120 -#define DRBD_CONNECT_INT_DEF 10 /* seconds */ +#define DRBD_CONNECT_INT_MIN 1U +#define DRBD_CONNECT_INT_MAX 120U +#define DRBD_CONNECT_INT_DEF 10U /* seconds */ #define DRBD_CONNECT_INT_SCALE '1' /* keep-alive probes when idle */ -#define DRBD_PING_INT_MIN 1 -#define DRBD_PING_INT_MAX 120 -#define DRBD_PING_INT_DEF 10 +#define DRBD_PING_INT_MIN 1U +#define DRBD_PING_INT_MAX 120U +#define DRBD_PING_INT_DEF 10U #define DRBD_PING_INT_SCALE '1' /* timeout for the ping packets.*/ -#define DRBD_PING_TIMEO_MIN 1 -#define DRBD_PING_TIMEO_MAX 300 -#define DRBD_PING_TIMEO_DEF 5 +#define DRBD_PING_TIMEO_MIN 1U +#define DRBD_PING_TIMEO_MAX 300U +#define DRBD_PING_TIMEO_DEF 5U #define DRBD_PING_TIMEO_SCALE '1' /* max number of write requests between write barriers */ -#define DRBD_MAX_EPOCH_SIZE_MIN 1 -#define DRBD_MAX_EPOCH_SIZE_MAX 20000 -#define DRBD_MAX_EPOCH_SIZE_DEF 2048 +#define DRBD_MAX_EPOCH_SIZE_MIN 1U +#define DRBD_MAX_EPOCH_SIZE_MAX 20000U +#define DRBD_MAX_EPOCH_SIZE_DEF 2048U #define DRBD_MAX_EPOCH_SIZE_SCALE '1' /* I don't think that a tcp send buffer of more than 10M is useful */ -#define DRBD_SNDBUF_SIZE_MIN 0 -#define DRBD_SNDBUF_SIZE_MAX (10<<20) -#define DRBD_SNDBUF_SIZE_DEF 0 +#define DRBD_SNDBUF_SIZE_MIN 0U +#define DRBD_SNDBUF_SIZE_MAX (10U<<20) +#define DRBD_SNDBUF_SIZE_DEF 0U #define DRBD_SNDBUF_SIZE_SCALE '1' -#define DRBD_RCVBUF_SIZE_MIN 0 -#define DRBD_RCVBUF_SIZE_MAX (10<<20) -#define DRBD_RCVBUF_SIZE_DEF 0 +#define DRBD_RCVBUF_SIZE_MIN 0U +#define DRBD_RCVBUF_SIZE_MAX (10U<<20) +#define DRBD_RCVBUF_SIZE_DEF 0U #define DRBD_RCVBUF_SIZE_SCALE '1' /* @4k PageSize -> 128kB - 512MB */ -#define DRBD_MAX_BUFFERS_MIN 32 -#define DRBD_MAX_BUFFERS_MAX 131072 -#define DRBD_MAX_BUFFERS_DEF 2048 +#define DRBD_MAX_BUFFERS_MIN 32U +#define DRBD_MAX_BUFFERS_MAX 131072U +#define DRBD_MAX_BUFFERS_DEF 2048U #define DRBD_MAX_BUFFERS_SCALE '1' /* @4k PageSize -> 4kB - 512MB */ -#define DRBD_UNPLUG_WATERMARK_MIN 1 -#define DRBD_UNPLUG_WATERMARK_MAX 131072 +#define DRBD_UNPLUG_WATERMARK_MIN 1U +#define DRBD_UNPLUG_WATERMARK_MAX 131072U #define DRBD_UNPLUG_WATERMARK_DEF (DRBD_MAX_BUFFERS_DEF/16) #define DRBD_UNPLUG_WATERMARK_SCALE '1' /* 0 is disabled. * 200 should be more than enough even for very short timeouts */ -#define DRBD_KO_COUNT_MIN 0 -#define DRBD_KO_COUNT_MAX 200 -#define DRBD_KO_COUNT_DEF 7 +#define DRBD_KO_COUNT_MIN 0U +#define DRBD_KO_COUNT_MAX 200U +#define DRBD_KO_COUNT_DEF 7U #define DRBD_KO_COUNT_SCALE '1' /* } */ /* syncer { */ /* FIXME allow rate to be zero? */ -#define DRBD_RESYNC_RATE_MIN 1 +#define DRBD_RESYNC_RATE_MIN 1U /* channel bonding 10 GbE, or other hardware */ #define DRBD_RESYNC_RATE_MAX (4 << 20) -#define DRBD_RESYNC_RATE_DEF 250 +#define DRBD_RESYNC_RATE_DEF 250U #define DRBD_RESYNC_RATE_SCALE 'k' /* kilobytes */ -#define DRBD_AL_EXTENTS_MIN 67 +#define DRBD_AL_EXTENTS_MIN 67U /* we use u16 as "slot number", (u16)~0 is "FREE". * If you use >= 292 kB on-disk ring buffer, * this is the maximum you can use: */ -#define DRBD_AL_EXTENTS_MAX 0xfffe -#define DRBD_AL_EXTENTS_DEF 1237 +#define DRBD_AL_EXTENTS_MAX 0xfffeU +#define DRBD_AL_EXTENTS_DEF 1237U #define DRBD_AL_EXTENTS_SCALE '1' #define DRBD_MINOR_NUMBER_MIN -1 @@ -147,9 +147,9 @@ * the upper limit with 64bit kernel, enough ram and flexible meta data * is 1 PiB, currently. */ /* DRBD_MAX_SECTORS */ -#define DRBD_DISK_SIZE_MIN 0 -#define DRBD_DISK_SIZE_MAX (1 * (2LLU << 40)) -#define DRBD_DISK_SIZE_DEF 0 /* = disabled = no user size... */ +#define DRBD_DISK_SIZE_MIN 0LLU +#define DRBD_DISK_SIZE_MAX (1LLU * (2LLU << 40)) +#define DRBD_DISK_SIZE_DEF 0LLU /* = disabled = no user size... */ #define DRBD_DISK_SIZE_SCALE 's' /* sectors */ #define DRBD_ON_IO_ERROR_DEF EP_DETACH @@ -162,39 +162,39 @@ #define DRBD_ON_CONGESTION_DEF OC_BLOCK #define DRBD_READ_BALANCING_DEF RB_PREFER_LOCAL -#define DRBD_MAX_BIO_BVECS_MIN 0 -#define DRBD_MAX_BIO_BVECS_MAX 128 -#define DRBD_MAX_BIO_BVECS_DEF 0 +#define DRBD_MAX_BIO_BVECS_MIN 0U +#define DRBD_MAX_BIO_BVECS_MAX 128U +#define DRBD_MAX_BIO_BVECS_DEF 0U #define DRBD_MAX_BIO_BVECS_SCALE '1' -#define DRBD_C_PLAN_AHEAD_MIN 0 -#define DRBD_C_PLAN_AHEAD_MAX 300 -#define DRBD_C_PLAN_AHEAD_DEF 20 +#define DRBD_C_PLAN_AHEAD_MIN 0U +#define DRBD_C_PLAN_AHEAD_MAX 300U +#define DRBD_C_PLAN_AHEAD_DEF 20U #define DRBD_C_PLAN_AHEAD_SCALE '1' -#define DRBD_C_DELAY_TARGET_MIN 1 -#define DRBD_C_DELAY_TARGET_MAX 100 -#define DRBD_C_DELAY_TARGET_DEF 10 +#define DRBD_C_DELAY_TARGET_MIN 1U +#define DRBD_C_DELAY_TARGET_MAX 100U +#define DRBD_C_DELAY_TARGET_DEF 10U #define DRBD_C_DELAY_TARGET_SCALE '1' -#define DRBD_C_FILL_TARGET_MIN 0 -#define DRBD_C_FILL_TARGET_MAX (1<<20) /* 500MByte in sec */ -#define DRBD_C_FILL_TARGET_DEF 100 /* Try to place 50KiB in socket send buffer during resync */ +#define DRBD_C_FILL_TARGET_MIN 0U +#define DRBD_C_FILL_TARGET_MAX (1U<<20) /* 500MByte in sec */ +#define DRBD_C_FILL_TARGET_DEF 100U /* Try to place 50KiB in socket send buffer during resync */ #define DRBD_C_FILL_TARGET_SCALE 's' /* sectors */ -#define DRBD_C_MAX_RATE_MIN 250 -#define DRBD_C_MAX_RATE_MAX (4 << 20) -#define DRBD_C_MAX_RATE_DEF 102400 +#define DRBD_C_MAX_RATE_MIN 250U +#define DRBD_C_MAX_RATE_MAX (4U << 20) +#define DRBD_C_MAX_RATE_DEF 102400U #define DRBD_C_MAX_RATE_SCALE 'k' /* kilobytes */ -#define DRBD_C_MIN_RATE_MIN 0 -#define DRBD_C_MIN_RATE_MAX (4 << 20) -#define DRBD_C_MIN_RATE_DEF 250 +#define DRBD_C_MIN_RATE_MIN 0U +#define DRBD_C_MIN_RATE_MAX (4U << 20) +#define DRBD_C_MIN_RATE_DEF 250U #define DRBD_C_MIN_RATE_SCALE 'k' /* kilobytes */ -#define DRBD_CONG_FILL_MIN 0 -#define DRBD_CONG_FILL_MAX (10<<21) /* 10GByte in sectors */ -#define DRBD_CONG_FILL_DEF 0 +#define DRBD_CONG_FILL_MIN 0U +#define DRBD_CONG_FILL_MAX (10U<<21) /* 10GByte in sectors */ +#define DRBD_CONG_FILL_DEF 0U #define DRBD_CONG_FILL_SCALE 's' /* sectors */ #define DRBD_CONG_EXTENTS_MIN DRBD_AL_EXTENTS_MIN @@ -204,48 +204,48 @@ #define DRBD_PROTOCOL_DEF DRBD_PROT_C -#define DRBD_DISK_BARRIER_DEF 0 -#define DRBD_DISK_FLUSHES_DEF 1 -#define DRBD_DISK_DRAIN_DEF 1 -#define DRBD_MD_FLUSHES_DEF 1 -#define DRBD_TCP_CORK_DEF 1 -#define DRBD_AL_UPDATES_DEF 1 +#define DRBD_DISK_BARRIER_DEF 0U +#define DRBD_DISK_FLUSHES_DEF 1U +#define DRBD_DISK_DRAIN_DEF 1U +#define DRBD_MD_FLUSHES_DEF 1U +#define DRBD_TCP_CORK_DEF 1U +#define DRBD_AL_UPDATES_DEF 1U /* We used to ignore the discard_zeroes_data setting. * To not change established (and expected) behaviour, * by default assume that, for discard_zeroes_data=0, * we can make that an effective discard_zeroes_data=1, * if we only explicitly zero-out unaligned partial chunks. */ -#define DRBD_DISCARD_ZEROES_IF_ALIGNED_DEF 1 +#define DRBD_DISCARD_ZEROES_IF_ALIGNED_DEF 1U /* Some backends pretend to support WRITE SAME, * but fail such requests when they are actually submitted. * This is to tell DRBD to not even try. */ -#define DRBD_DISABLE_WRITE_SAME_DEF 0 +#define DRBD_DISABLE_WRITE_SAME_DEF 0U -#define DRBD_ALLOW_TWO_PRIMARIES_DEF 0 -#define DRBD_ALWAYS_ASBP_DEF 0 -#define DRBD_USE_RLE_DEF 1 -#define DRBD_CSUMS_AFTER_CRASH_ONLY_DEF 0 +#define DRBD_ALLOW_TWO_PRIMARIES_DEF 0U +#define DRBD_ALWAYS_ASBP_DEF 0U +#define DRBD_USE_RLE_DEF 1U +#define DRBD_CSUMS_AFTER_CRASH_ONLY_DEF 0U -#define DRBD_AL_STRIPES_MIN 1 -#define DRBD_AL_STRIPES_MAX 1024 -#define DRBD_AL_STRIPES_DEF 1 +#define DRBD_AL_STRIPES_MIN 1U +#define DRBD_AL_STRIPES_MAX 1024U +#define DRBD_AL_STRIPES_DEF 1U #define DRBD_AL_STRIPES_SCALE '1' -#define DRBD_AL_STRIPE_SIZE_MIN 4 -#define DRBD_AL_STRIPE_SIZE_MAX 16777216 -#define DRBD_AL_STRIPE_SIZE_DEF 32 +#define DRBD_AL_STRIPE_SIZE_MIN 4U +#define DRBD_AL_STRIPE_SIZE_MAX 16777216U +#define DRBD_AL_STRIPE_SIZE_DEF 32U #define DRBD_AL_STRIPE_SIZE_SCALE 'k' /* kilobytes */ -#define DRBD_SOCKET_CHECK_TIMEO_MIN 0 +#define DRBD_SOCKET_CHECK_TIMEO_MIN 0U #define DRBD_SOCKET_CHECK_TIMEO_MAX DRBD_PING_TIMEO_MAX -#define DRBD_SOCKET_CHECK_TIMEO_DEF 0 +#define DRBD_SOCKET_CHECK_TIMEO_DEF 0U #define DRBD_SOCKET_CHECK_TIMEO_SCALE '1' -#define DRBD_RS_DISCARD_GRANULARITY_MIN 0 -#define DRBD_RS_DISCARD_GRANULARITY_MAX (1<<20) /* 1MiByte */ -#define DRBD_RS_DISCARD_GRANULARITY_DEF 0 /* disabled by default */ +#define DRBD_RS_DISCARD_GRANULARITY_MIN 0U +#define DRBD_RS_DISCARD_GRANULARITY_MAX (1U<<20) /* 1MiByte */ +#define DRBD_RS_DISCARD_GRANULARITY_DEF 0U /* disabled by default */ #define DRBD_RS_DISCARD_GRANULARITY_SCALE '1' /* bytes */ #endif diff --git a/include/linux/dsa/tag_qca.h b/include/linux/dsa/tag_qca.h index b1b5720d89a5..ee657452f122 100644 --- a/include/linux/dsa/tag_qca.h +++ b/include/linux/dsa/tag_qca.h @@ -45,8 +45,8 @@ struct sk_buff; QCA_HDR_MGMT_COMMAND_LEN + \ QCA_HDR_MGMT_DATA1_LEN) -#define QCA_HDR_MGMT_DATA2_LEN 12 /* Other 12 byte for the mdio data */ -#define QCA_HDR_MGMT_PADDING_LEN 34 /* Padding to reach the min Ethernet packet */ +#define QCA_HDR_MGMT_DATA2_LEN 28 /* Other 28 byte for the mdio data */ +#define QCA_HDR_MGMT_PADDING_LEN 18 /* Padding to reach the min Ethernet packet */ #define QCA_HDR_MGMT_PKT_LEN (QCA_HDR_MGMT_HEADER_LEN + \ QCA_HDR_LEN + \ diff --git a/include/linux/efi.h b/include/linux/efi.h index 4b27519143f5..98598bd1d2fa 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -668,7 +668,8 @@ extern struct efi { #define EFI_RT_SUPPORTED_ALL 0x3fff -#define EFI_RT_SUPPORTED_TIME_SERVICES 0x000f +#define EFI_RT_SUPPORTED_TIME_SERVICES 0x0003 +#define EFI_RT_SUPPORTED_WAKEUP_SERVICES 0x000c #define EFI_RT_SUPPORTED_VARIABLE_SERVICES 0x0070 extern struct mm_struct efi_mm; diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h index 9ec81290e3c8..bd5560542c79 100644 --- a/include/linux/elfcore.h +++ b/include/linux/elfcore.h @@ -105,14 +105,14 @@ int elf_core_copy_task_fpregs(struct task_struct *t, elf_fpregset_t *fpu); * Dumping its extra ELF program headers includes all the other information * a debugger needs to easily find how the gate DSO was being used. */ -extern Elf_Half elf_core_extra_phdrs(void); +extern Elf_Half elf_core_extra_phdrs(struct coredump_params *cprm); extern int elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset); extern int elf_core_write_extra_data(struct coredump_params *cprm); -extern size_t elf_core_extra_data_size(void); +extern size_t elf_core_extra_data_size(struct coredump_params *cprm); #else -static inline Elf_Half elf_core_extra_phdrs(void) +static inline Elf_Half elf_core_extra_phdrs(struct coredump_params *cprm) { return 0; } @@ -127,7 +127,7 @@ static inline int elf_core_write_extra_data(struct coredump_params *cprm) return 1; } -static inline size_t elf_core_extra_data_size(void) +static inline size_t elf_core_extra_data_size(struct coredump_params *cprm) { return 0; } diff --git a/include/linux/evm.h b/include/linux/evm.h index 7a9ee2157f69..7dc1ee74169f 100644 --- a/include/linux/evm.h +++ b/include/linux/evm.h @@ -21,34 +21,34 @@ extern enum integrity_status evm_verifyxattr(struct dentry *dentry, void *xattr_value, size_t xattr_value_len, struct integrity_iint_cache *iint); -extern int evm_inode_setattr(struct user_namespace *mnt_userns, +extern int evm_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr); extern void evm_inode_post_setattr(struct dentry *dentry, int ia_valid); -extern int evm_inode_setxattr(struct user_namespace *mnt_userns, +extern int evm_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, size_t size); extern void evm_inode_post_setxattr(struct dentry *dentry, const char *xattr_name, const void *xattr_value, size_t xattr_value_len); -extern int evm_inode_removexattr(struct user_namespace *mnt_userns, +extern int evm_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name); extern void evm_inode_post_removexattr(struct dentry *dentry, const char *xattr_name); -static inline void evm_inode_post_remove_acl(struct user_namespace *mnt_userns, +static inline void evm_inode_post_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { evm_inode_post_removexattr(dentry, acl_name); } -extern int evm_inode_set_acl(struct user_namespace *mnt_userns, +extern int evm_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl); -static inline int evm_inode_remove_acl(struct user_namespace *mnt_userns, +static inline int evm_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { - return evm_inode_set_acl(mnt_userns, dentry, acl_name, NULL); + return evm_inode_set_acl(idmap, dentry, acl_name, NULL); } static inline void evm_inode_post_set_acl(struct dentry *dentry, const char *acl_name, @@ -90,7 +90,7 @@ static inline enum integrity_status evm_verifyxattr(struct dentry *dentry, } #endif -static inline int evm_inode_setattr(struct user_namespace *mnt_userns, +static inline int evm_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr) { return 0; @@ -101,7 +101,7 @@ static inline void evm_inode_post_setattr(struct dentry *dentry, int ia_valid) return; } -static inline int evm_inode_setxattr(struct user_namespace *mnt_userns, +static inline int evm_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, size_t size) { @@ -116,7 +116,7 @@ static inline void evm_inode_post_setxattr(struct dentry *dentry, return; } -static inline int evm_inode_removexattr(struct user_namespace *mnt_userns, +static inline int evm_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *xattr_name) { @@ -129,21 +129,21 @@ static inline void evm_inode_post_removexattr(struct dentry *dentry, return; } -static inline void evm_inode_post_remove_acl(struct user_namespace *mnt_userns, +static inline void evm_inode_post_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { return; } -static inline int evm_inode_set_acl(struct user_namespace *mnt_userns, +static inline int evm_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) { return 0; } -static inline int evm_inode_remove_acl(struct user_namespace *mnt_userns, +static inline int evm_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index fe848901fcc3..9f4d4bcbf251 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h @@ -213,7 +213,6 @@ struct export_operations { bool write, u32 *device_generation); int (*commit_blocks)(struct inode *inode, struct iomap *iomaps, int nr_iomaps, struct iattr *iattr); - u64 (*fetch_iversion)(struct inode *); #define EXPORT_OP_NOWCC (0x1) /* don't collect v3 wcc data */ #define EXPORT_OP_NOSUBTREECHK (0x2) /* no subtree checking */ #define EXPORT_OP_CLOSE_BEFORE_UNLINK (0x4) /* close files before unlink */ diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h index 8ad743def6f3..4f1c4f603118 100644 --- a/include/linux/fanotify.h +++ b/include/linux/fanotify.h @@ -122,6 +122,11 @@ #define ALL_FANOTIFY_EVENT_BITS (FANOTIFY_OUTGOING_EVENTS | \ FANOTIFY_EVENT_FLAGS) +/* These masks check for invalid bits in permission responses. */ +#define FANOTIFY_RESPONSE_ACCESS (FAN_ALLOW | FAN_DENY) +#define FANOTIFY_RESPONSE_FLAGS (FAN_AUDIT | FAN_INFO) +#define FANOTIFY_RESPONSE_VALID_MASK (FANOTIFY_RESPONSE_ACCESS | FANOTIFY_RESPONSE_FLAGS) + /* Do not use these old uapi constants internally */ #undef FAN_ALL_CLASS_BITS #undef FAN_ALL_INIT_FLAGS diff --git a/include/linux/fb.h b/include/linux/fb.h index 96b96323e9cb..73eb1f85ea8e 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -662,6 +662,7 @@ extern int fb_deferred_io_init(struct fb_info *info); extern void fb_deferred_io_open(struct fb_info *info, struct inode *inode, struct file *file); +extern void fb_deferred_io_release(struct fb_info *info); extern void fb_deferred_io_cleanup(struct fb_info *info); extern int fb_deferred_io_fsync(struct file *file, loff_t start, loff_t end, int datasync); diff --git a/include/linux/fileattr.h b/include/linux/fileattr.h index 9e37e063ac69..47c05a9851d0 100644 --- a/include/linux/fileattr.h +++ b/include/linux/fileattr.h @@ -53,7 +53,7 @@ static inline bool fileattr_has_fsx(const struct fileattr *fa) } int vfs_fileattr_get(struct dentry *dentry, struct fileattr *fa); -int vfs_fileattr_set(struct user_namespace *mnt_userns, struct dentry *dentry, +int vfs_fileattr_set(struct mnt_idmap *idmap, struct dentry *dentry, struct fileattr *fa); #endif /* _LINUX_FILEATTR_H */ diff --git a/include/linux/filelock.h b/include/linux/filelock.h new file mode 100644 index 000000000000..efcdd1631d9b --- /dev/null +++ b/include/linux/filelock.h @@ -0,0 +1,439 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_FILELOCK_H +#define _LINUX_FILELOCK_H + +#include <linux/fs.h> + +#define FL_POSIX 1 +#define FL_FLOCK 2 +#define FL_DELEG 4 /* NFSv4 delegation */ +#define FL_ACCESS 8 /* not trying to lock, just looking */ +#define FL_EXISTS 16 /* when unlocking, test for existence */ +#define FL_LEASE 32 /* lease held on this file */ +#define FL_CLOSE 64 /* unlock on close */ +#define FL_SLEEP 128 /* A blocking lock */ +#define FL_DOWNGRADE_PENDING 256 /* Lease is being downgraded */ +#define FL_UNLOCK_PENDING 512 /* Lease is being broken */ +#define FL_OFDLCK 1024 /* lock is "owned" by struct file */ +#define FL_LAYOUT 2048 /* outstanding pNFS layout */ +#define FL_RECLAIM 4096 /* reclaiming from a reboot server */ + +#define FL_CLOSE_POSIX (FL_POSIX | FL_CLOSE) + +/* + * Special return value from posix_lock_file() and vfs_lock_file() for + * asynchronous locking. + */ +#define FILE_LOCK_DEFERRED 1 + +struct file_lock; + +struct file_lock_operations { + void (*fl_copy_lock)(struct file_lock *, struct file_lock *); + void (*fl_release_private)(struct file_lock *); +}; + +struct lock_manager_operations { + void *lm_mod_owner; + fl_owner_t (*lm_get_owner)(fl_owner_t); + void (*lm_put_owner)(fl_owner_t); + void (*lm_notify)(struct file_lock *); /* unblock callback */ + int (*lm_grant)(struct file_lock *, int); + bool (*lm_break)(struct file_lock *); + int (*lm_change)(struct file_lock *, int, struct list_head *); + void (*lm_setup)(struct file_lock *, void **); + bool (*lm_breaker_owns_lease)(struct file_lock *); + bool (*lm_lock_expirable)(struct file_lock *cfl); + void (*lm_expire_lock)(void); +}; + +struct lock_manager { + struct list_head list; + /* + * NFSv4 and up also want opens blocked during the grace period; + * NLM doesn't care: + */ + bool block_opens; +}; + +struct net; +void locks_start_grace(struct net *, struct lock_manager *); +void locks_end_grace(struct lock_manager *); +bool locks_in_grace(struct net *); +bool opens_in_grace(struct net *); + +/* + * struct file_lock has a union that some filesystems use to track + * their own private info. The NFS side of things is defined here: + */ +#include <linux/nfs_fs_i.h> + +/* + * struct file_lock represents a generic "file lock". It's used to represent + * POSIX byte range locks, BSD (flock) locks, and leases. It's important to + * note that the same struct is used to represent both a request for a lock and + * the lock itself, but the same object is never used for both. + * + * FIXME: should we create a separate "struct lock_request" to help distinguish + * these two uses? + * + * The varous i_flctx lists are ordered by: + * + * 1) lock owner + * 2) lock range start + * 3) lock range end + * + * Obviously, the last two criteria only matter for POSIX locks. + */ +struct file_lock { + struct file_lock *fl_blocker; /* The lock, that is blocking us */ + struct list_head fl_list; /* link into file_lock_context */ + struct hlist_node fl_link; /* node in global lists */ + struct list_head fl_blocked_requests; /* list of requests with + * ->fl_blocker pointing here + */ + struct list_head fl_blocked_member; /* node in + * ->fl_blocker->fl_blocked_requests + */ + fl_owner_t fl_owner; + unsigned int fl_flags; + unsigned char fl_type; + unsigned int fl_pid; + int fl_link_cpu; /* what cpu's list is this on? */ + wait_queue_head_t fl_wait; + struct file *fl_file; + loff_t fl_start; + loff_t fl_end; + + struct fasync_struct * fl_fasync; /* for lease break notifications */ + /* for lease breaks: */ + unsigned long fl_break_time; + unsigned long fl_downgrade_time; + + const struct file_lock_operations *fl_ops; /* Callbacks for filesystems */ + const struct lock_manager_operations *fl_lmops; /* Callbacks for lockmanagers */ + union { + struct nfs_lock_info nfs_fl; + struct nfs4_lock_info nfs4_fl; + struct { + struct list_head link; /* link in AFS vnode's pending_locks list */ + int state; /* state of grant or error if -ve */ + unsigned int debug_id; + } afs; + struct { + struct inode *inode; + } ceph; + } fl_u; +} __randomize_layout; + +struct file_lock_context { + spinlock_t flc_lock; + struct list_head flc_flock; + struct list_head flc_posix; + struct list_head flc_lease; +}; + +#ifdef CONFIG_FILE_LOCKING +int fcntl_getlk(struct file *, unsigned int, struct flock *); +int fcntl_setlk(unsigned int, struct file *, unsigned int, + struct flock *); + +#if BITS_PER_LONG == 32 +int fcntl_getlk64(struct file *, unsigned int, struct flock64 *); +int fcntl_setlk64(unsigned int, struct file *, unsigned int, + struct flock64 *); +#endif + +int fcntl_setlease(unsigned int fd, struct file *filp, long arg); +int fcntl_getlease(struct file *filp); + +/* fs/locks.c */ +void locks_free_lock_context(struct inode *inode); +void locks_free_lock(struct file_lock *fl); +void locks_init_lock(struct file_lock *); +struct file_lock * locks_alloc_lock(void); +void locks_copy_lock(struct file_lock *, struct file_lock *); +void locks_copy_conflock(struct file_lock *, struct file_lock *); +void locks_remove_posix(struct file *, fl_owner_t); +void locks_remove_file(struct file *); +void locks_release_private(struct file_lock *); +void posix_test_lock(struct file *, struct file_lock *); +int posix_lock_file(struct file *, struct file_lock *, struct file_lock *); +int locks_delete_block(struct file_lock *); +int vfs_test_lock(struct file *, struct file_lock *); +int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct file_lock *); +int vfs_cancel_lock(struct file *filp, struct file_lock *fl); +bool vfs_inode_has_locks(struct inode *inode); +int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl); +int __break_lease(struct inode *inode, unsigned int flags, unsigned int type); +void lease_get_mtime(struct inode *, struct timespec64 *time); +int generic_setlease(struct file *, long, struct file_lock **, void **priv); +int vfs_setlease(struct file *, long, struct file_lock **, void **); +int lease_modify(struct file_lock *, int, struct list_head *); + +struct notifier_block; +int lease_register_notifier(struct notifier_block *); +void lease_unregister_notifier(struct notifier_block *); + +struct files_struct; +void show_fd_locks(struct seq_file *f, + struct file *filp, struct files_struct *files); +bool locks_owner_has_blockers(struct file_lock_context *flctx, + fl_owner_t owner); + +static inline struct file_lock_context * +locks_inode_context(const struct inode *inode) +{ + return smp_load_acquire(&inode->i_flctx); +} + +#else /* !CONFIG_FILE_LOCKING */ +static inline int fcntl_getlk(struct file *file, unsigned int cmd, + struct flock __user *user) +{ + return -EINVAL; +} + +static inline int fcntl_setlk(unsigned int fd, struct file *file, + unsigned int cmd, struct flock __user *user) +{ + return -EACCES; +} + +#if BITS_PER_LONG == 32 +static inline int fcntl_getlk64(struct file *file, unsigned int cmd, + struct flock64 *user) +{ + return -EINVAL; +} + +static inline int fcntl_setlk64(unsigned int fd, struct file *file, + unsigned int cmd, struct flock64 *user) +{ + return -EACCES; +} +#endif +static inline int fcntl_setlease(unsigned int fd, struct file *filp, long arg) +{ + return -EINVAL; +} + +static inline int fcntl_getlease(struct file *filp) +{ + return F_UNLCK; +} + +static inline void +locks_free_lock_context(struct inode *inode) +{ +} + +static inline void locks_init_lock(struct file_lock *fl) +{ + return; +} + +static inline void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) +{ + return; +} + +static inline void locks_copy_lock(struct file_lock *new, struct file_lock *fl) +{ + return; +} + +static inline void locks_remove_posix(struct file *filp, fl_owner_t owner) +{ + return; +} + +static inline void locks_remove_file(struct file *filp) +{ + return; +} + +static inline void posix_test_lock(struct file *filp, struct file_lock *fl) +{ + return; +} + +static inline int posix_lock_file(struct file *filp, struct file_lock *fl, + struct file_lock *conflock) +{ + return -ENOLCK; +} + +static inline int locks_delete_block(struct file_lock *waiter) +{ + return -ENOENT; +} + +static inline int vfs_test_lock(struct file *filp, struct file_lock *fl) +{ + return 0; +} + +static inline int vfs_lock_file(struct file *filp, unsigned int cmd, + struct file_lock *fl, struct file_lock *conf) +{ + return -ENOLCK; +} + +static inline int vfs_cancel_lock(struct file *filp, struct file_lock *fl) +{ + return 0; +} + +static inline bool vfs_inode_has_locks(struct inode *inode) +{ + return false; +} + +static inline int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl) +{ + return -ENOLCK; +} + +static inline int __break_lease(struct inode *inode, unsigned int mode, unsigned int type) +{ + return 0; +} + +static inline void lease_get_mtime(struct inode *inode, + struct timespec64 *time) +{ + return; +} + +static inline int generic_setlease(struct file *filp, long arg, + struct file_lock **flp, void **priv) +{ + return -EINVAL; +} + +static inline int vfs_setlease(struct file *filp, long arg, + struct file_lock **lease, void **priv) +{ + return -EINVAL; +} + +static inline int lease_modify(struct file_lock *fl, int arg, + struct list_head *dispose) +{ + return -EINVAL; +} + +struct files_struct; +static inline void show_fd_locks(struct seq_file *f, + struct file *filp, struct files_struct *files) {} +static inline bool locks_owner_has_blockers(struct file_lock_context *flctx, + fl_owner_t owner) +{ + return false; +} + +static inline struct file_lock_context * +locks_inode_context(const struct inode *inode) +{ + return NULL; +} + +#endif /* !CONFIG_FILE_LOCKING */ + +static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) +{ + return locks_lock_inode_wait(file_inode(filp), fl); +} + +#ifdef CONFIG_FILE_LOCKING +static inline int break_lease(struct inode *inode, unsigned int mode) +{ + /* + * Since this check is lockless, we must ensure that any refcounts + * taken are done before checking i_flctx->flc_lease. Otherwise, we + * could end up racing with tasks trying to set a new lease on this + * file. + */ + smp_mb(); + if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) + return __break_lease(inode, mode, FL_LEASE); + return 0; +} + +static inline int break_deleg(struct inode *inode, unsigned int mode) +{ + /* + * Since this check is lockless, we must ensure that any refcounts + * taken are done before checking i_flctx->flc_lease. Otherwise, we + * could end up racing with tasks trying to set a new lease on this + * file. + */ + smp_mb(); + if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) + return __break_lease(inode, mode, FL_DELEG); + return 0; +} + +static inline int try_break_deleg(struct inode *inode, struct inode **delegated_inode) +{ + int ret; + + ret = break_deleg(inode, O_WRONLY|O_NONBLOCK); + if (ret == -EWOULDBLOCK && delegated_inode) { + *delegated_inode = inode; + ihold(inode); + } + return ret; +} + +static inline int break_deleg_wait(struct inode **delegated_inode) +{ + int ret; + + ret = break_deleg(*delegated_inode, O_WRONLY); + iput(*delegated_inode); + *delegated_inode = NULL; + return ret; +} + +static inline int break_layout(struct inode *inode, bool wait) +{ + smp_mb(); + if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) + return __break_lease(inode, + wait ? O_WRONLY : O_WRONLY | O_NONBLOCK, + FL_LAYOUT); + return 0; +} + +#else /* !CONFIG_FILE_LOCKING */ +static inline int break_lease(struct inode *inode, unsigned int mode) +{ + return 0; +} + +static inline int break_deleg(struct inode *inode, unsigned int mode) +{ + return 0; +} + +static inline int try_break_deleg(struct inode *inode, struct inode **delegated_inode) +{ + return 0; +} + +static inline int break_deleg_wait(struct inode **delegated_inode) +{ + BUG(); + return 0; +} + +static inline int break_layout(struct inode *inode, bool wait) +{ + return 0; +} + +#endif /* CONFIG_FILE_LOCKING */ + +#endif /* _LINUX_FILELOCK_H */ diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index b986e267d149..b09f443d3ab9 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -545,8 +545,8 @@ int zynqmp_pm_request_wake(const u32 node, const u64 address, const enum zynqmp_pm_request_ack ack); int zynqmp_pm_get_rpu_mode(u32 node_id, enum rpu_oper_mode *rpu_mode); -int zynqmp_pm_set_rpu_mode(u32 node_id, u32 arg1); -int zynqmp_pm_set_tcm_config(u32 node_id, u32 arg1); +int zynqmp_pm_set_rpu_mode(u32 node_id, enum rpu_oper_mode rpu_mode); +int zynqmp_pm_set_tcm_config(u32 node_id, enum rpu_tcm_comb tcm_mode); int zynqmp_pm_set_sd_config(u32 node, enum pm_sd_config_type config, u32 value); int zynqmp_pm_set_gem_config(u32 node, enum pm_gem_config_type config, u32 value); @@ -845,12 +845,12 @@ static inline int zynqmp_pm_get_rpu_mode(u32 node_id, enum rpu_oper_mode *rpu_mo return -ENODEV; } -static inline int zynqmp_pm_set_rpu_mode(u32 node_id, u32 arg1) +static inline int zynqmp_pm_set_rpu_mode(u32 node_id, enum rpu_oper_mode rpu_mode) { return -ENODEV; } -static inline int zynqmp_pm_set_tcm_config(u32 node_id, u32 arg1) +static inline int zynqmp_pm_set_tcm_config(u32 node_id, enum rpu_tcm_comb tcm_mode) { return -ENODEV; } diff --git a/include/linux/fs.h b/include/linux/fs.h index 066555ad1bf8..2acc46fb5f97 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1003,132 +1003,11 @@ static inline struct file *get_file(struct file *f) #define MAX_LFS_FILESIZE ((loff_t)LLONG_MAX) #endif -#define FL_POSIX 1 -#define FL_FLOCK 2 -#define FL_DELEG 4 /* NFSv4 delegation */ -#define FL_ACCESS 8 /* not trying to lock, just looking */ -#define FL_EXISTS 16 /* when unlocking, test for existence */ -#define FL_LEASE 32 /* lease held on this file */ -#define FL_CLOSE 64 /* unlock on close */ -#define FL_SLEEP 128 /* A blocking lock */ -#define FL_DOWNGRADE_PENDING 256 /* Lease is being downgraded */ -#define FL_UNLOCK_PENDING 512 /* Lease is being broken */ -#define FL_OFDLCK 1024 /* lock is "owned" by struct file */ -#define FL_LAYOUT 2048 /* outstanding pNFS layout */ -#define FL_RECLAIM 4096 /* reclaiming from a reboot server */ - -#define FL_CLOSE_POSIX (FL_POSIX | FL_CLOSE) - -/* - * Special return value from posix_lock_file() and vfs_lock_file() for - * asynchronous locking. - */ -#define FILE_LOCK_DEFERRED 1 - /* legacy typedef, should eventually be removed */ typedef void *fl_owner_t; struct file_lock; -struct file_lock_operations { - void (*fl_copy_lock)(struct file_lock *, struct file_lock *); - void (*fl_release_private)(struct file_lock *); -}; - -struct lock_manager_operations { - void *lm_mod_owner; - fl_owner_t (*lm_get_owner)(fl_owner_t); - void (*lm_put_owner)(fl_owner_t); - void (*lm_notify)(struct file_lock *); /* unblock callback */ - int (*lm_grant)(struct file_lock *, int); - bool (*lm_break)(struct file_lock *); - int (*lm_change)(struct file_lock *, int, struct list_head *); - void (*lm_setup)(struct file_lock *, void **); - bool (*lm_breaker_owns_lease)(struct file_lock *); - bool (*lm_lock_expirable)(struct file_lock *cfl); - void (*lm_expire_lock)(void); -}; - -struct lock_manager { - struct list_head list; - /* - * NFSv4 and up also want opens blocked during the grace period; - * NLM doesn't care: - */ - bool block_opens; -}; - -struct net; -void locks_start_grace(struct net *, struct lock_manager *); -void locks_end_grace(struct lock_manager *); -bool locks_in_grace(struct net *); -bool opens_in_grace(struct net *); - -/* that will die - we need it for nfs_lock_info */ -#include <linux/nfs_fs_i.h> - -/* - * struct file_lock represents a generic "file lock". It's used to represent - * POSIX byte range locks, BSD (flock) locks, and leases. It's important to - * note that the same struct is used to represent both a request for a lock and - * the lock itself, but the same object is never used for both. - * - * FIXME: should we create a separate "struct lock_request" to help distinguish - * these two uses? - * - * The varous i_flctx lists are ordered by: - * - * 1) lock owner - * 2) lock range start - * 3) lock range end - * - * Obviously, the last two criteria only matter for POSIX locks. - */ -struct file_lock { - struct file_lock *fl_blocker; /* The lock, that is blocking us */ - struct list_head fl_list; /* link into file_lock_context */ - struct hlist_node fl_link; /* node in global lists */ - struct list_head fl_blocked_requests; /* list of requests with - * ->fl_blocker pointing here - */ - struct list_head fl_blocked_member; /* node in - * ->fl_blocker->fl_blocked_requests - */ - fl_owner_t fl_owner; - unsigned int fl_flags; - unsigned char fl_type; - unsigned int fl_pid; - int fl_link_cpu; /* what cpu's list is this on? */ - wait_queue_head_t fl_wait; - struct file *fl_file; - loff_t fl_start; - loff_t fl_end; - - struct fasync_struct * fl_fasync; /* for lease break notifications */ - /* for lease breaks: */ - unsigned long fl_break_time; - unsigned long fl_downgrade_time; - - const struct file_lock_operations *fl_ops; /* Callbacks for filesystems */ - const struct lock_manager_operations *fl_lmops; /* Callbacks for lockmanagers */ - union { - struct nfs_lock_info nfs_fl; - struct nfs4_lock_info nfs4_fl; - struct { - struct list_head link; /* link in AFS vnode's pending_locks list */ - int state; /* state of grant or error if -ve */ - unsigned int debug_id; - } afs; - } fl_u; -} __randomize_layout; - -struct file_lock_context { - spinlock_t flc_lock; - struct list_head flc_flock; - struct list_head flc_posix; - struct list_head flc_lease; -}; - /* The following constant reflects the upper bound of the file/locking space */ #ifndef OFFSET_MAX #define OFFSET_MAX type_max(loff_t) @@ -1137,216 +1016,6 @@ struct file_lock_context { extern void send_sigio(struct fown_struct *fown, int fd, int band); -#define locks_inode(f) file_inode(f) - -#ifdef CONFIG_FILE_LOCKING -extern int fcntl_getlk(struct file *, unsigned int, struct flock *); -extern int fcntl_setlk(unsigned int, struct file *, unsigned int, - struct flock *); - -#if BITS_PER_LONG == 32 -extern int fcntl_getlk64(struct file *, unsigned int, struct flock64 *); -extern int fcntl_setlk64(unsigned int, struct file *, unsigned int, - struct flock64 *); -#endif - -extern int fcntl_setlease(unsigned int fd, struct file *filp, long arg); -extern int fcntl_getlease(struct file *filp); - -/* fs/locks.c */ -void locks_free_lock_context(struct inode *inode); -void locks_free_lock(struct file_lock *fl); -extern void locks_init_lock(struct file_lock *); -extern struct file_lock * locks_alloc_lock(void); -extern void locks_copy_lock(struct file_lock *, struct file_lock *); -extern void locks_copy_conflock(struct file_lock *, struct file_lock *); -extern void locks_remove_posix(struct file *, fl_owner_t); -extern void locks_remove_file(struct file *); -extern void locks_release_private(struct file_lock *); -extern void posix_test_lock(struct file *, struct file_lock *); -extern int posix_lock_file(struct file *, struct file_lock *, struct file_lock *); -extern int locks_delete_block(struct file_lock *); -extern int vfs_test_lock(struct file *, struct file_lock *); -extern int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct file_lock *); -extern int vfs_cancel_lock(struct file *filp, struct file_lock *fl); -bool vfs_inode_has_locks(struct inode *inode); -extern int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl); -extern int __break_lease(struct inode *inode, unsigned int flags, unsigned int type); -extern void lease_get_mtime(struct inode *, struct timespec64 *time); -extern int generic_setlease(struct file *, long, struct file_lock **, void **priv); -extern int vfs_setlease(struct file *, long, struct file_lock **, void **); -extern int lease_modify(struct file_lock *, int, struct list_head *); - -struct notifier_block; -extern int lease_register_notifier(struct notifier_block *); -extern void lease_unregister_notifier(struct notifier_block *); - -struct files_struct; -extern void show_fd_locks(struct seq_file *f, - struct file *filp, struct files_struct *files); -extern bool locks_owner_has_blockers(struct file_lock_context *flctx, - fl_owner_t owner); - -static inline struct file_lock_context * -locks_inode_context(const struct inode *inode) -{ - return smp_load_acquire(&inode->i_flctx); -} - -#else /* !CONFIG_FILE_LOCKING */ -static inline int fcntl_getlk(struct file *file, unsigned int cmd, - struct flock __user *user) -{ - return -EINVAL; -} - -static inline int fcntl_setlk(unsigned int fd, struct file *file, - unsigned int cmd, struct flock __user *user) -{ - return -EACCES; -} - -#if BITS_PER_LONG == 32 -static inline int fcntl_getlk64(struct file *file, unsigned int cmd, - struct flock64 *user) -{ - return -EINVAL; -} - -static inline int fcntl_setlk64(unsigned int fd, struct file *file, - unsigned int cmd, struct flock64 *user) -{ - return -EACCES; -} -#endif -static inline int fcntl_setlease(unsigned int fd, struct file *filp, long arg) -{ - return -EINVAL; -} - -static inline int fcntl_getlease(struct file *filp) -{ - return F_UNLCK; -} - -static inline void -locks_free_lock_context(struct inode *inode) -{ -} - -static inline void locks_init_lock(struct file_lock *fl) -{ - return; -} - -static inline void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) -{ - return; -} - -static inline void locks_copy_lock(struct file_lock *new, struct file_lock *fl) -{ - return; -} - -static inline void locks_remove_posix(struct file *filp, fl_owner_t owner) -{ - return; -} - -static inline void locks_remove_file(struct file *filp) -{ - return; -} - -static inline void posix_test_lock(struct file *filp, struct file_lock *fl) -{ - return; -} - -static inline int posix_lock_file(struct file *filp, struct file_lock *fl, - struct file_lock *conflock) -{ - return -ENOLCK; -} - -static inline int locks_delete_block(struct file_lock *waiter) -{ - return -ENOENT; -} - -static inline int vfs_test_lock(struct file *filp, struct file_lock *fl) -{ - return 0; -} - -static inline int vfs_lock_file(struct file *filp, unsigned int cmd, - struct file_lock *fl, struct file_lock *conf) -{ - return -ENOLCK; -} - -static inline int vfs_cancel_lock(struct file *filp, struct file_lock *fl) -{ - return 0; -} - -static inline bool vfs_inode_has_locks(struct inode *inode) -{ - return false; -} - -static inline int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl) -{ - return -ENOLCK; -} - -static inline int __break_lease(struct inode *inode, unsigned int mode, unsigned int type) -{ - return 0; -} - -static inline void lease_get_mtime(struct inode *inode, - struct timespec64 *time) -{ - return; -} - -static inline int generic_setlease(struct file *filp, long arg, - struct file_lock **flp, void **priv) -{ - return -EINVAL; -} - -static inline int vfs_setlease(struct file *filp, long arg, - struct file_lock **lease, void **priv) -{ - return -EINVAL; -} - -static inline int lease_modify(struct file_lock *fl, int arg, - struct list_head *dispose) -{ - return -EINVAL; -} - -struct files_struct; -static inline void show_fd_locks(struct seq_file *f, - struct file *filp, struct files_struct *files) {} -static inline bool locks_owner_has_blockers(struct file_lock_context *flctx, - fl_owner_t owner) -{ - return false; -} - -static inline struct file_lock_context * -locks_inode_context(const struct inode *inode) -{ - return NULL; -} - -#endif /* !CONFIG_FILE_LOCKING */ - static inline struct inode *file_inode(const struct file *f) { return f->f_inode; @@ -1357,11 +1026,6 @@ static inline struct dentry *file_dentry(const struct file *file) return d_real(file->f_path.dentry, file_inode(file)); } -static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) -{ - return locks_lock_inode_wait(locks_inode(filp), fl); -} - struct fasync_struct { rwlock_t fa_lock; int magic; @@ -1632,22 +1296,22 @@ static inline void i_gid_write(struct inode *inode, gid_t gid) } /** - * i_uid_into_vfsuid - map an inode's i_uid down into a mnt_userns - * @mnt_userns: user namespace of the mount the inode was found from + * i_uid_into_vfsuid - map an inode's i_uid down according to an idmapping + * @idmap: idmap of the mount the inode was found from * @inode: inode to map * - * Return: whe inode's i_uid mapped down according to @mnt_userns. + * Return: whe inode's i_uid mapped down according to @idmap. * If the inode's i_uid has no mapping INVALID_VFSUID is returned. */ -static inline vfsuid_t i_uid_into_vfsuid(struct user_namespace *mnt_userns, +static inline vfsuid_t i_uid_into_vfsuid(struct mnt_idmap *idmap, const struct inode *inode) { - return make_vfsuid(mnt_userns, i_user_ns(inode), inode->i_uid); + return make_vfsuid(idmap, i_user_ns(inode), inode->i_uid); } /** * i_uid_needs_update - check whether inode's i_uid needs to be updated - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * @attr: the new attributes of @inode * @inode: the inode to update * @@ -1656,50 +1320,50 @@ static inline vfsuid_t i_uid_into_vfsuid(struct user_namespace *mnt_userns, * * Return: true if @inode's i_uid field needs to be updated, false if not. */ -static inline bool i_uid_needs_update(struct user_namespace *mnt_userns, +static inline bool i_uid_needs_update(struct mnt_idmap *idmap, const struct iattr *attr, const struct inode *inode) { return ((attr->ia_valid & ATTR_UID) && !vfsuid_eq(attr->ia_vfsuid, - i_uid_into_vfsuid(mnt_userns, inode))); + i_uid_into_vfsuid(idmap, inode))); } /** * i_uid_update - update @inode's i_uid field - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * @attr: the new attributes of @inode * @inode: the inode to update * * Safely update @inode's i_uid field translating the vfsuid of any idmapped * mount into the filesystem kuid. */ -static inline void i_uid_update(struct user_namespace *mnt_userns, +static inline void i_uid_update(struct mnt_idmap *idmap, const struct iattr *attr, struct inode *inode) { if (attr->ia_valid & ATTR_UID) - inode->i_uid = from_vfsuid(mnt_userns, i_user_ns(inode), + inode->i_uid = from_vfsuid(idmap, i_user_ns(inode), attr->ia_vfsuid); } /** - * i_gid_into_vfsgid - map an inode's i_gid down into a mnt_userns - * @mnt_userns: user namespace of the mount the inode was found from + * i_gid_into_vfsgid - map an inode's i_gid down according to an idmapping + * @idmap: idmap of the mount the inode was found from * @inode: inode to map * - * Return: the inode's i_gid mapped down according to @mnt_userns. + * Return: the inode's i_gid mapped down according to @idmap. * If the inode's i_gid has no mapping INVALID_VFSGID is returned. */ -static inline vfsgid_t i_gid_into_vfsgid(struct user_namespace *mnt_userns, +static inline vfsgid_t i_gid_into_vfsgid(struct mnt_idmap *idmap, const struct inode *inode) { - return make_vfsgid(mnt_userns, i_user_ns(inode), inode->i_gid); + return make_vfsgid(idmap, i_user_ns(inode), inode->i_gid); } /** * i_gid_needs_update - check whether inode's i_gid needs to be updated - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * @attr: the new attributes of @inode * @inode: the inode to update * @@ -1708,83 +1372,83 @@ static inline vfsgid_t i_gid_into_vfsgid(struct user_namespace *mnt_userns, * * Return: true if @inode's i_gid field needs to be updated, false if not. */ -static inline bool i_gid_needs_update(struct user_namespace *mnt_userns, +static inline bool i_gid_needs_update(struct mnt_idmap *idmap, const struct iattr *attr, const struct inode *inode) { return ((attr->ia_valid & ATTR_GID) && !vfsgid_eq(attr->ia_vfsgid, - i_gid_into_vfsgid(mnt_userns, inode))); + i_gid_into_vfsgid(idmap, inode))); } /** * i_gid_update - update @inode's i_gid field - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * @attr: the new attributes of @inode * @inode: the inode to update * * Safely update @inode's i_gid field translating the vfsgid of any idmapped * mount into the filesystem kgid. */ -static inline void i_gid_update(struct user_namespace *mnt_userns, +static inline void i_gid_update(struct mnt_idmap *idmap, const struct iattr *attr, struct inode *inode) { if (attr->ia_valid & ATTR_GID) - inode->i_gid = from_vfsgid(mnt_userns, i_user_ns(inode), + inode->i_gid = from_vfsgid(idmap, i_user_ns(inode), attr->ia_vfsgid); } /** * inode_fsuid_set - initialize inode's i_uid field with callers fsuid * @inode: inode to initialize - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * * Initialize the i_uid field of @inode. If the inode was found/created via - * an idmapped mount map the caller's fsuid according to @mnt_users. + * an idmapped mount map the caller's fsuid according to @idmap. */ static inline void inode_fsuid_set(struct inode *inode, - struct user_namespace *mnt_userns) + struct mnt_idmap *idmap) { - inode->i_uid = mapped_fsuid(mnt_userns, i_user_ns(inode)); + inode->i_uid = mapped_fsuid(idmap, i_user_ns(inode)); } /** * inode_fsgid_set - initialize inode's i_gid field with callers fsgid * @inode: inode to initialize - * @mnt_userns: user namespace of the mount the inode was found from + * @idmap: idmap of the mount the inode was found from * * Initialize the i_gid field of @inode. If the inode was found/created via - * an idmapped mount map the caller's fsgid according to @mnt_users. + * an idmapped mount map the caller's fsgid according to @idmap. */ static inline void inode_fsgid_set(struct inode *inode, - struct user_namespace *mnt_userns) + struct mnt_idmap *idmap) { - inode->i_gid = mapped_fsgid(mnt_userns, i_user_ns(inode)); + inode->i_gid = mapped_fsgid(idmap, i_user_ns(inode)); } /** * fsuidgid_has_mapping() - check whether caller's fsuid/fsgid is mapped * @sb: the superblock we want a mapping in - * @mnt_userns: user namespace of the relevant mount + * @idmap: idmap of the relevant mount * * Check whether the caller's fsuid and fsgid have a valid mapping in the * s_user_ns of the superblock @sb. If the caller is on an idmapped mount map - * the caller's fsuid and fsgid according to the @mnt_userns first. + * the caller's fsuid and fsgid according to the @idmap first. * * Return: true if fsuid and fsgid is mapped, false if not. */ static inline bool fsuidgid_has_mapping(struct super_block *sb, - struct user_namespace *mnt_userns) + struct mnt_idmap *idmap) { struct user_namespace *fs_userns = sb->s_user_ns; kuid_t kuid; kgid_t kgid; - kuid = mapped_fsuid(mnt_userns, fs_userns); + kuid = mapped_fsuid(idmap, fs_userns); if (!uid_valid(kuid)) return false; - kgid = mapped_fsgid(mnt_userns, fs_userns); + kgid = mapped_fsgid(idmap, fs_userns); if (!gid_valid(kgid)) return false; return kuid_has_mapping(fs_userns, kuid) && @@ -1938,42 +1602,42 @@ static inline bool sb_start_intwrite_trylock(struct super_block *sb) return __sb_start_write_trylock(sb, SB_FREEZE_FS); } -bool inode_owner_or_capable(struct user_namespace *mnt_userns, +bool inode_owner_or_capable(struct mnt_idmap *idmap, const struct inode *inode); /* * VFS helper functions.. */ -int vfs_create(struct user_namespace *, struct inode *, +int vfs_create(struct mnt_idmap *, struct inode *, struct dentry *, umode_t, bool); -int vfs_mkdir(struct user_namespace *, struct inode *, +int vfs_mkdir(struct mnt_idmap *, struct inode *, struct dentry *, umode_t); -int vfs_mknod(struct user_namespace *, struct inode *, struct dentry *, +int vfs_mknod(struct mnt_idmap *, struct inode *, struct dentry *, umode_t, dev_t); -int vfs_symlink(struct user_namespace *, struct inode *, +int vfs_symlink(struct mnt_idmap *, struct inode *, struct dentry *, const char *); -int vfs_link(struct dentry *, struct user_namespace *, struct inode *, +int vfs_link(struct dentry *, struct mnt_idmap *, struct inode *, struct dentry *, struct inode **); -int vfs_rmdir(struct user_namespace *, struct inode *, struct dentry *); -int vfs_unlink(struct user_namespace *, struct inode *, struct dentry *, +int vfs_rmdir(struct mnt_idmap *, struct inode *, struct dentry *); +int vfs_unlink(struct mnt_idmap *, struct inode *, struct dentry *, struct inode **); /** * struct renamedata - contains all information required for renaming - * @old_mnt_userns: old user namespace of the mount the inode was found from + * @old_mnt_idmap: idmap of the old mount the inode was found from * @old_dir: parent of source * @old_dentry: source - * @new_mnt_userns: new user namespace of the mount the inode was found from + * @new_mnt_idmap: idmap of the new mount the inode was found from * @new_dir: parent of destination * @new_dentry: destination * @delegated_inode: returns an inode needing a delegation break * @flags: rename flags */ struct renamedata { - struct user_namespace *old_mnt_userns; + struct mnt_idmap *old_mnt_idmap; struct inode *old_dir; struct dentry *old_dentry; - struct user_namespace *new_mnt_userns; + struct mnt_idmap *new_mnt_idmap; struct inode *new_dir; struct dentry *new_dentry; struct inode **delegated_inode; @@ -1982,14 +1646,14 @@ struct renamedata { int vfs_rename(struct renamedata *); -static inline int vfs_whiteout(struct user_namespace *mnt_userns, +static inline int vfs_whiteout(struct mnt_idmap *idmap, struct inode *dir, struct dentry *dentry) { - return vfs_mknod(mnt_userns, dir, dentry, S_IFCHR | WHITEOUT_MODE, + return vfs_mknod(idmap, dir, dentry, S_IFCHR | WHITEOUT_MODE, WHITEOUT_DEV); } -struct file *vfs_tmpfile_open(struct user_namespace *mnt_userns, +struct file *vfs_tmpfile_open(struct mnt_idmap *idmap, const struct path *parentpath, umode_t mode, int open_flag, const struct cred *cred); @@ -2013,10 +1677,10 @@ extern long compat_ptr_ioctl(struct file *file, unsigned int cmd, /* * VFS file helper functions. */ -void inode_init_owner(struct user_namespace *mnt_userns, struct inode *inode, +void inode_init_owner(struct mnt_idmap *idmap, struct inode *inode, const struct inode *dir, umode_t mode); extern bool may_open_dev(const struct path *path); -umode_t mode_strip_sgid(struct user_namespace *mnt_userns, +umode_t mode_strip_sgid(struct mnt_idmap *idmap, const struct inode *dir, umode_t mode); /* @@ -2134,27 +1798,26 @@ struct file_operations { struct inode_operations { struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int); const char * (*get_link) (struct dentry *, struct inode *, struct delayed_call *); - int (*permission) (struct user_namespace *, struct inode *, int); + int (*permission) (struct mnt_idmap *, struct inode *, int); struct posix_acl * (*get_inode_acl)(struct inode *, int, bool); int (*readlink) (struct dentry *, char __user *,int); - int (*create) (struct user_namespace *, struct inode *,struct dentry *, + int (*create) (struct mnt_idmap *, struct inode *,struct dentry *, umode_t, bool); int (*link) (struct dentry *,struct inode *,struct dentry *); int (*unlink) (struct inode *,struct dentry *); - int (*symlink) (struct user_namespace *, struct inode *,struct dentry *, + int (*symlink) (struct mnt_idmap *, struct inode *,struct dentry *, const char *); - int (*mkdir) (struct user_namespace *, struct inode *,struct dentry *, + int (*mkdir) (struct mnt_idmap *, struct inode *,struct dentry *, umode_t); int (*rmdir) (struct inode *,struct dentry *); - int (*mknod) (struct user_namespace *, struct inode *,struct dentry *, + int (*mknod) (struct mnt_idmap *, struct inode *,struct dentry *, umode_t,dev_t); - int (*rename) (struct user_namespace *, struct inode *, struct dentry *, + int (*rename) (struct mnt_idmap *, struct inode *, struct dentry *, struct inode *, struct dentry *, unsigned int); - int (*setattr) (struct user_namespace *, struct dentry *, - struct iattr *); - int (*getattr) (struct user_namespace *, const struct path *, + int (*setattr) (struct mnt_idmap *, struct dentry *, struct iattr *); + int (*getattr) (struct mnt_idmap *, const struct path *, struct kstat *, u32, unsigned int); ssize_t (*listxattr) (struct dentry *, char *, size_t); int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, @@ -2163,13 +1826,13 @@ struct inode_operations { int (*atomic_open)(struct inode *, struct dentry *, struct file *, unsigned open_flag, umode_t create_mode); - int (*tmpfile) (struct user_namespace *, struct inode *, + int (*tmpfile) (struct mnt_idmap *, struct inode *, struct file *, umode_t); - struct posix_acl *(*get_acl)(struct user_namespace *, struct dentry *, + struct posix_acl *(*get_acl)(struct mnt_idmap *, struct dentry *, int); - int (*set_acl)(struct user_namespace *, struct dentry *, + int (*set_acl)(struct mnt_idmap *, struct dentry *, struct posix_acl *, int); - int (*fileattr_set)(struct user_namespace *mnt_userns, + int (*fileattr_set)(struct mnt_idmap *idmap, struct dentry *dentry, struct fileattr *fa); int (*fileattr_get)(struct dentry *dentry, struct fileattr *fa); } ____cacheline_aligned; @@ -2323,11 +1986,11 @@ static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags #define IS_WHITEOUT(inode) (S_ISCHR(inode->i_mode) && \ (inode)->i_rdev == WHITEOUT_DEV) -static inline bool HAS_UNMAPPED_ID(struct user_namespace *mnt_userns, +static inline bool HAS_UNMAPPED_ID(struct mnt_idmap *idmap, struct inode *inode) { - return !vfsuid_valid(i_uid_into_vfsuid(mnt_userns, inode)) || - !vfsgid_valid(i_gid_into_vfsgid(mnt_userns, inode)); + return !vfsuid_valid(i_uid_into_vfsuid(idmap, inode)) || + !vfsgid_valid(i_gid_into_vfsgid(idmap, inode)); } static inline void init_sync_kiocb(struct kiocb *kiocb, struct file *filp) @@ -2621,96 +2284,6 @@ extern struct kobject *fs_kobj; #define MAX_RW_COUNT (INT_MAX & PAGE_MASK) -#ifdef CONFIG_FILE_LOCKING -static inline int break_lease(struct inode *inode, unsigned int mode) -{ - /* - * Since this check is lockless, we must ensure that any refcounts - * taken are done before checking i_flctx->flc_lease. Otherwise, we - * could end up racing with tasks trying to set a new lease on this - * file. - */ - smp_mb(); - if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) - return __break_lease(inode, mode, FL_LEASE); - return 0; -} - -static inline int break_deleg(struct inode *inode, unsigned int mode) -{ - /* - * Since this check is lockless, we must ensure that any refcounts - * taken are done before checking i_flctx->flc_lease. Otherwise, we - * could end up racing with tasks trying to set a new lease on this - * file. - */ - smp_mb(); - if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) - return __break_lease(inode, mode, FL_DELEG); - return 0; -} - -static inline int try_break_deleg(struct inode *inode, struct inode **delegated_inode) -{ - int ret; - - ret = break_deleg(inode, O_WRONLY|O_NONBLOCK); - if (ret == -EWOULDBLOCK && delegated_inode) { - *delegated_inode = inode; - ihold(inode); - } - return ret; -} - -static inline int break_deleg_wait(struct inode **delegated_inode) -{ - int ret; - - ret = break_deleg(*delegated_inode, O_WRONLY); - iput(*delegated_inode); - *delegated_inode = NULL; - return ret; -} - -static inline int break_layout(struct inode *inode, bool wait) -{ - smp_mb(); - if (inode->i_flctx && !list_empty_careful(&inode->i_flctx->flc_lease)) - return __break_lease(inode, - wait ? O_WRONLY : O_WRONLY | O_NONBLOCK, - FL_LAYOUT); - return 0; -} - -#else /* !CONFIG_FILE_LOCKING */ -static inline int break_lease(struct inode *inode, unsigned int mode) -{ - return 0; -} - -static inline int break_deleg(struct inode *inode, unsigned int mode) -{ - return 0; -} - -static inline int try_break_deleg(struct inode *inode, struct inode **delegated_inode) -{ - return 0; -} - -static inline int break_deleg_wait(struct inode **delegated_inode) -{ - BUG(); - return 0; -} - -static inline int break_layout(struct inode *inode, bool wait) -{ - return 0; -} - -#endif /* CONFIG_FILE_LOCKING */ - /* fs/open.c */ struct audit_names; struct filename { @@ -2722,11 +2295,6 @@ struct filename { }; static_assert(offsetof(struct filename, iname) % sizeof(long) == 0); -static inline struct user_namespace *file_mnt_user_ns(struct file *file) -{ - return mnt_user_ns(file->f_path.mnt); -} - static inline struct mnt_idmap *file_mnt_idmap(struct file *file) { return mnt_idmap(file->f_path.mnt); @@ -2746,7 +2314,7 @@ static inline bool is_idmapped_mnt(const struct vfsmount *mnt) } extern long vfs_truncate(const struct path *, loff_t); -int do_truncate(struct user_namespace *, struct dentry *, loff_t start, +int do_truncate(struct mnt_idmap *, struct dentry *, loff_t start, unsigned int time_attrs, struct file *filp); extern int vfs_fallocate(struct file *file, int mode, loff_t offset, loff_t len); @@ -2901,21 +2469,21 @@ static inline int bmap(struct inode *inode, sector_t *block) } #endif -int notify_change(struct user_namespace *, struct dentry *, +int notify_change(struct mnt_idmap *, struct dentry *, struct iattr *, struct inode **); -int inode_permission(struct user_namespace *, struct inode *, int); -int generic_permission(struct user_namespace *, struct inode *, int); +int inode_permission(struct mnt_idmap *, struct inode *, int); +int generic_permission(struct mnt_idmap *, struct inode *, int); static inline int file_permission(struct file *file, int mask) { - return inode_permission(file_mnt_user_ns(file), + return inode_permission(file_mnt_idmap(file), file_inode(file), mask); } static inline int path_permission(const struct path *path, int mask) { - return inode_permission(mnt_user_ns(path->mnt), + return inode_permission(mnt_idmap(path->mnt), d_inode(path->dentry), mask); } -int __check_sticky(struct user_namespace *mnt_userns, struct inode *dir, +int __check_sticky(struct mnt_idmap *idmap, struct inode *dir, struct inode *inode); static inline bool execute_ok(struct inode *inode) @@ -3103,7 +2671,7 @@ extern void __destroy_inode(struct inode *); extern struct inode *new_inode_pseudo(struct super_block *sb); extern struct inode *new_inode(struct super_block *sb); extern void free_inode_nonrcu(struct inode *inode); -extern int setattr_should_drop_suidgid(struct user_namespace *, struct inode *); +extern int setattr_should_drop_suidgid(struct mnt_idmap *, struct inode *); extern int file_remove_privs(struct file *); /* @@ -3262,7 +2830,7 @@ extern void page_put_link(void *); extern int page_symlink(struct inode *inode, const char *symname, int len); extern const struct inode_operations page_symlink_inode_operations; extern void kfree_link(void *); -void generic_fillattr(struct user_namespace *, struct inode *, struct kstat *); +void generic_fillattr(struct mnt_idmap *, struct inode *, struct kstat *); void generic_fill_statx_attr(struct inode *inode, struct kstat *stat); extern int vfs_getattr_nosec(const struct path *, struct kstat *, u32, unsigned int); extern int vfs_getattr(const struct path *, struct kstat *, u32, unsigned int); @@ -3313,9 +2881,9 @@ extern int dcache_dir_open(struct inode *, struct file *); extern int dcache_dir_close(struct inode *, struct file *); extern loff_t dcache_dir_lseek(struct file *, loff_t, int); extern int dcache_readdir(struct file *, struct dir_context *); -extern int simple_setattr(struct user_namespace *, struct dentry *, +extern int simple_setattr(struct mnt_idmap *, struct dentry *, struct iattr *); -extern int simple_getattr(struct user_namespace *, const struct path *, +extern int simple_getattr(struct mnt_idmap *, const struct path *, struct kstat *, u32, unsigned int); extern int simple_statfs(struct dentry *, struct kstatfs *); extern int simple_open(struct inode *inode, struct file *file); @@ -3324,7 +2892,7 @@ extern int simple_unlink(struct inode *, struct dentry *); extern int simple_rmdir(struct inode *, struct dentry *); extern int simple_rename_exchange(struct inode *old_dir, struct dentry *old_dentry, struct inode *new_dir, struct dentry *new_dentry); -extern int simple_rename(struct user_namespace *, struct inode *, +extern int simple_rename(struct mnt_idmap *, struct inode *, struct dentry *, struct inode *, struct dentry *, unsigned int); extern void simple_recursive_removal(struct dentry *, @@ -3366,11 +2934,11 @@ extern int generic_check_addressable(unsigned, u64); extern void generic_set_encrypted_ci_d_ops(struct dentry *dentry); -int may_setattr(struct user_namespace *mnt_userns, struct inode *inode, +int may_setattr(struct mnt_idmap *idmap, struct inode *inode, unsigned int ia_valid); -int setattr_prepare(struct user_namespace *, struct dentry *, struct iattr *); +int setattr_prepare(struct mnt_idmap *, struct dentry *, struct iattr *); extern int inode_newsize_ok(const struct inode *, loff_t offset); -void setattr_copy(struct user_namespace *, struct inode *inode, +void setattr_copy(struct mnt_idmap *, struct inode *inode, const struct iattr *attr); extern int file_update_time(struct file *file); @@ -3537,13 +3105,13 @@ static inline bool is_sxid(umode_t mode) return mode & (S_ISUID | S_ISGID); } -static inline int check_sticky(struct user_namespace *mnt_userns, +static inline int check_sticky(struct mnt_idmap *idmap, struct inode *dir, struct inode *inode) { if (!(dir->i_mode & S_ISVTX)) return 0; - return __check_sticky(mnt_userns, dir, inode); + return __check_sticky(idmap, dir, inode); } static inline void inode_has_no_xattr(struct inode *inode) diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h index 4f5f8a651213..e0a49c3125eb 100644 --- a/include/linux/fscrypt.h +++ b/include/linux/fscrypt.h @@ -257,8 +257,8 @@ int fscrypt_encrypt_block_inplace(const struct inode *inode, struct page *page, unsigned int len, unsigned int offs, u64 lblk_num, gfp_t gfp_flags); -int fscrypt_decrypt_pagecache_blocks(struct page *page, unsigned int len, - unsigned int offs); +int fscrypt_decrypt_pagecache_blocks(struct folio *folio, size_t len, + size_t offs); int fscrypt_decrypt_block_inplace(const struct inode *inode, struct page *page, unsigned int len, unsigned int offs, u64 lblk_num); @@ -309,8 +309,6 @@ fscrypt_free_dummy_policy(struct fscrypt_dummy_policy *dummy_policy) /* keyring.c */ void fscrypt_destroy_keyring(struct super_block *sb); int fscrypt_ioctl_add_key(struct file *filp, void __user *arg); -int fscrypt_add_test_dummy_key(struct super_block *sb, - const struct fscrypt_dummy_policy *dummy_policy); int fscrypt_ioctl_remove_key(struct file *filp, void __user *arg); int fscrypt_ioctl_remove_key_all_users(struct file *filp, void __user *arg); int fscrypt_ioctl_get_key_status(struct file *filp, void __user *arg); @@ -422,9 +420,8 @@ static inline int fscrypt_encrypt_block_inplace(const struct inode *inode, return -EOPNOTSUPP; } -static inline int fscrypt_decrypt_pagecache_blocks(struct page *page, - unsigned int len, - unsigned int offs) +static inline int fscrypt_decrypt_pagecache_blocks(struct folio *folio, + size_t len, size_t offs) { return -EOPNOTSUPP; } @@ -530,13 +527,6 @@ static inline int fscrypt_ioctl_add_key(struct file *filp, void __user *arg) return -EOPNOTSUPP; } -static inline int -fscrypt_add_test_dummy_key(struct super_block *sb, - const struct fscrypt_dummy_policy *dummy_policy) -{ - return 0; -} - static inline int fscrypt_ioctl_remove_key(struct file *filp, void __user *arg) { return -EOPNOTSUPP; diff --git a/include/linux/fsverity.h b/include/linux/fsverity.h index 40f14e5fed9d..119a3266791f 100644 --- a/include/linux/fsverity.h +++ b/include/linux/fsverity.h @@ -12,6 +12,7 @@ #define _LINUX_FSVERITY_H #include <linux/fs.h> +#include <linux/mm.h> #include <crypto/hash_info.h> #include <crypto/sha2.h> #include <uapi/linux/fsverity.h> @@ -93,8 +94,7 @@ struct fsverity_operations { * isn't already cached. Implementations may ignore this * argument; it's only a performance optimization. * - * This can be called at any time on an open verity file, as well as - * between ->begin_enable_verity() and ->end_enable_verity(). It may be + * This can be called at any time on an open verity file. It may be * called by multiple processes concurrently, even with the same page. * * Note that this must retrieve a *page*, not necessarily a *block*. @@ -109,9 +109,9 @@ struct fsverity_operations { * Write a Merkle tree block to the given inode. * * @inode: the inode for which the Merkle tree is being built - * @buf: block to write - * @index: 0-based index of the block within the Merkle tree - * @log_blocksize: log base 2 of the Merkle tree block size + * @buf: the Merkle tree block to write + * @pos: the position of the block in the Merkle tree (in bytes) + * @size: the Merkle tree block size (in bytes) * * This is only called between ->begin_enable_verity() and * ->end_enable_verity(). @@ -119,7 +119,7 @@ struct fsverity_operations { * Return: 0 on success, -errno on failure */ int (*write_merkle_tree_block)(struct inode *inode, const void *buf, - u64 index, int log_blocksize); + u64 pos, unsigned int size); }; #ifdef CONFIG_FS_VERITY @@ -148,9 +148,21 @@ int fsverity_get_digest(struct inode *inode, /* open.c */ -int fsverity_file_open(struct inode *inode, struct file *filp); -int fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr); -void fsverity_cleanup_inode(struct inode *inode); +int __fsverity_file_open(struct inode *inode, struct file *filp); +int __fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr); +void __fsverity_cleanup_inode(struct inode *inode); + +/** + * fsverity_cleanup_inode() - free the inode's verity info, if present + * @inode: an inode being evicted + * + * Filesystems must call this on inode eviction to free ->i_verity_info. + */ +static inline void fsverity_cleanup_inode(struct inode *inode) +{ + if (inode->i_verity_info) + __fsverity_cleanup_inode(inode); +} /* read_metadata.c */ @@ -158,7 +170,7 @@ int fsverity_ioctl_read_metadata(struct file *filp, const void __user *uarg); /* verify.c */ -bool fsverity_verify_page(struct page *page); +bool fsverity_verify_blocks(struct folio *folio, size_t len, size_t offset); void fsverity_verify_bio(struct bio *bio); void fsverity_enqueue_verify_work(struct work_struct *work); @@ -193,15 +205,15 @@ static inline int fsverity_get_digest(struct inode *inode, /* open.c */ -static inline int fsverity_file_open(struct inode *inode, struct file *filp) +static inline int __fsverity_file_open(struct inode *inode, struct file *filp) { - return IS_VERITY(inode) ? -EOPNOTSUPP : 0; + return -EOPNOTSUPP; } -static inline int fsverity_prepare_setattr(struct dentry *dentry, - struct iattr *attr) +static inline int __fsverity_prepare_setattr(struct dentry *dentry, + struct iattr *attr) { - return IS_VERITY(d_inode(dentry)) ? -EOPNOTSUPP : 0; + return -EOPNOTSUPP; } static inline void fsverity_cleanup_inode(struct inode *inode) @@ -218,7 +230,8 @@ static inline int fsverity_ioctl_read_metadata(struct file *filp, /* verify.c */ -static inline bool fsverity_verify_page(struct page *page) +static inline bool fsverity_verify_blocks(struct folio *folio, size_t len, + size_t offset) { WARN_ON(1); return false; @@ -236,6 +249,16 @@ static inline void fsverity_enqueue_verify_work(struct work_struct *work) #endif /* !CONFIG_FS_VERITY */ +static inline bool fsverity_verify_folio(struct folio *folio) +{ + return fsverity_verify_blocks(folio, folio_size(folio), 0); +} + +static inline bool fsverity_verify_page(struct page *page) +{ + return fsverity_verify_blocks(page_folio(page), PAGE_SIZE, 0); +} + /** * fsverity_active() - do reads from the inode need to go through fs-verity? * @inode: inode to check @@ -254,4 +277,42 @@ static inline bool fsverity_active(const struct inode *inode) return fsverity_get_info(inode) != NULL; } +/** + * fsverity_file_open() - prepare to open a verity file + * @inode: the inode being opened + * @filp: the struct file being set up + * + * When opening a verity file, deny the open if it is for writing. Otherwise, + * set up the inode's ->i_verity_info if not already done. + * + * When combined with fscrypt, this must be called after fscrypt_file_open(). + * Otherwise, we won't have the key set up to decrypt the verity metadata. + * + * Return: 0 on success, -errno on failure + */ +static inline int fsverity_file_open(struct inode *inode, struct file *filp) +{ + if (IS_VERITY(inode)) + return __fsverity_file_open(inode, filp); + return 0; +} + +/** + * fsverity_prepare_setattr() - prepare to change a verity inode's attributes + * @dentry: dentry through which the inode is being changed + * @attr: attributes to change + * + * Verity files are immutable, so deny truncates. This isn't covered by the + * open-time check because sys_truncate() takes a path, not a file descriptor. + * + * Return: 0 on success, -errno on failure + */ +static inline int fsverity_prepare_setattr(struct dentry *dentry, + struct iattr *attr) +{ + if (IS_VERITY(d_inode(dentry))) + return __fsverity_prepare_setattr(dentry, attr); + return 0; +} + #endif /* _LINUX_FSVERITY_H */ diff --git a/include/linux/group_cpus.h b/include/linux/group_cpus.h new file mode 100644 index 000000000000..e42807ec61f6 --- /dev/null +++ b/include/linux/group_cpus.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2016 Thomas Gleixner. + * Copyright (C) 2016-2017 Christoph Hellwig. + */ + +#ifndef __LINUX_GROUP_CPUS_H +#define __LINUX_GROUP_CPUS_H +#include <linux/kernel.h> +#include <linux/cpu.h> + +struct cpumask *group_cpus_evenly(unsigned int numgrps); + +#endif diff --git a/include/linux/highmem-internal.h b/include/linux/highmem-internal.h index 034b1106d022..a3028e400a9c 100644 --- a/include/linux/highmem-internal.h +++ b/include/linux/highmem-internal.h @@ -152,7 +152,10 @@ static inline void totalhigh_pages_add(long count) static inline bool is_kmap_addr(const void *x) { unsigned long addr = (unsigned long)x; - return addr >= PKMAP_ADDR(0) && addr < PKMAP_ADDR(LAST_PKMAP); + + return (addr >= PKMAP_ADDR(0) && addr < PKMAP_ADDR(LAST_PKMAP)) || + (addr >= __fix_to_virt(FIX_KMAP_END) && + addr < __fix_to_virt(FIX_KMAP_BEGIN)); } #else /* CONFIG_HIGHMEM */ @@ -200,7 +203,7 @@ static inline void *kmap_local_pfn(unsigned long pfn) static inline void __kunmap_local(const void *addr) { #ifdef ARCH_HAS_FLUSH_ON_KUNMAP - kunmap_flush_on_unmap(addr); + kunmap_flush_on_unmap(PTR_ALIGN_DOWN(addr, PAGE_SIZE)); #endif } @@ -227,7 +230,7 @@ static inline void *kmap_atomic_pfn(unsigned long pfn) static inline void __kunmap_atomic(const void *addr) { #ifdef ARCH_HAS_FLUSH_ON_KUNMAP - kunmap_flush_on_unmap(addr); + kunmap_flush_on_unmap(PTR_ALIGN_DOWN(addr, PAGE_SIZE)); #endif pagefault_enable(); if (IS_ENABLED(CONFIG_PREEMPT_RT)) diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 551834cd5299..9ab9d3105d5c 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -7,6 +7,7 @@ #include <linux/fs.h> #include <linux/hugetlb_inline.h> #include <linux/cgroup.h> +#include <linux/page_ref.h> #include <linux/list.h> #include <linux/kref.h> #include <linux/pgtable.h> @@ -742,7 +743,10 @@ static inline struct hstate *hstate_sizelog(int page_size_log) if (!page_size_log) return &default_hstate; - return size_to_hstate(1UL << page_size_log); + if (page_size_log < BITS_PER_LONG) + return size_to_hstate(1UL << page_size_log); + + return NULL; } static inline struct hstate *hstate_vma(struct vm_area_struct *vma) @@ -1187,6 +1191,18 @@ static inline __init void hugetlb_cma_reserve(int order) } #endif +#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE +static inline bool hugetlb_pmd_shared(pte_t *pte) +{ + return page_count(virt_to_page(pte)) > 1; +} +#else +static inline bool hugetlb_pmd_shared(pte_t *pte) +{ + return false; +} +#endif + bool want_pmd_share(struct vm_area_struct *vma, unsigned long addr); #ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE diff --git a/include/linux/ima.h b/include/linux/ima.h index 5a0b2a285a18..172b113a9864 100644 --- a/include/linux/ima.h +++ b/include/linux/ima.h @@ -18,7 +18,7 @@ struct linux_binprm; extern enum hash_algo ima_get_current_hash_algo(void); extern int ima_bprm_check(struct linux_binprm *bprm); extern int ima_file_check(struct file *file, int mask); -extern void ima_post_create_tmpfile(struct user_namespace *mnt_userns, +extern void ima_post_create_tmpfile(struct mnt_idmap *idmap, struct inode *inode); extern void ima_file_free(struct file *file); extern int ima_file_mmap(struct file *file, unsigned long prot); @@ -30,7 +30,7 @@ extern int ima_read_file(struct file *file, enum kernel_read_file_id id, bool contents); extern int ima_post_read_file(struct file *file, void *buf, loff_t size, enum kernel_read_file_id id); -extern void ima_post_path_mknod(struct user_namespace *mnt_userns, +extern void ima_post_path_mknod(struct mnt_idmap *idmap, struct dentry *dentry); extern int ima_file_hash(struct file *file, char *buf, size_t buf_size); extern int ima_inode_hash(struct inode *inode, char *buf, size_t buf_size); @@ -66,7 +66,7 @@ static inline int ima_file_check(struct file *file, int mask) return 0; } -static inline void ima_post_create_tmpfile(struct user_namespace *mnt_userns, +static inline void ima_post_create_tmpfile(struct mnt_idmap *idmap, struct inode *inode) { } @@ -111,7 +111,7 @@ static inline int ima_post_read_file(struct file *file, void *buf, loff_t size, return 0; } -static inline void ima_post_path_mknod(struct user_namespace *mnt_userns, +static inline void ima_post_path_mknod(struct mnt_idmap *idmap, struct dentry *dentry) { return; @@ -183,18 +183,18 @@ static inline void ima_post_key_create_or_update(struct key *keyring, #ifdef CONFIG_IMA_APPRAISE extern bool is_ima_appraise_enabled(void); -extern void ima_inode_post_setattr(struct user_namespace *mnt_userns, +extern void ima_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry); extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, const void *xattr_value, size_t xattr_value_len); -extern int ima_inode_set_acl(struct user_namespace *mnt_userns, +extern int ima_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl); -static inline int ima_inode_remove_acl(struct user_namespace *mnt_userns, +static inline int ima_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { - return ima_inode_set_acl(mnt_userns, dentry, acl_name, NULL); + return ima_inode_set_acl(idmap, dentry, acl_name, NULL); } extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name); #else @@ -203,7 +203,7 @@ static inline bool is_ima_appraise_enabled(void) return 0; } -static inline void ima_inode_post_setattr(struct user_namespace *mnt_userns, +static inline void ima_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry) { return; @@ -217,7 +217,7 @@ static inline int ima_inode_setxattr(struct dentry *dentry, return 0; } -static inline int ima_inode_set_acl(struct user_namespace *mnt_userns, +static inline int ima_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) { @@ -231,7 +231,7 @@ static inline int ima_inode_removexattr(struct dentry *dentry, return 0; } -static inline int ima_inode_remove_acl(struct user_namespace *mnt_userns, +static inline int ima_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h index dcd8a563ab52..0efe4d784358 100644 --- a/include/linux/io_uring_types.h +++ b/include/linux/io_uring_types.h @@ -195,21 +195,23 @@ struct io_alloc_cache { struct io_ring_ctx { /* const or read-mostly hot data */ struct { - struct percpu_ref refs; - - struct io_rings *rings; unsigned int flags; - enum task_work_notify_mode notify_method; - unsigned int compat: 1; unsigned int drain_next: 1; unsigned int restricted: 1; unsigned int off_timeout_used: 1; unsigned int drain_active: 1; - unsigned int drain_disabled: 1; unsigned int has_evfd: 1; - unsigned int syscall_iopoll: 1; /* all CQEs should be posted only by the submitter task */ unsigned int task_complete: 1; + unsigned int syscall_iopoll: 1; + unsigned int poll_activated: 1; + unsigned int drain_disabled: 1; + unsigned int compat: 1; + + enum task_work_notify_mode notify_method; + struct io_rings *rings; + struct task_struct *submitter_task; + struct percpu_ref refs; } ____cacheline_aligned_in_smp; /* submission data */ @@ -292,6 +294,9 @@ struct io_ring_ctx { struct { spinlock_t completion_lock; + bool poll_multi_queue; + bool cq_waiting; + /* * ->iopoll_list is protected by the ctx->uring_lock for * io_uring instances that don't use IORING_SETUP_SQPOLL. @@ -300,7 +305,6 @@ struct io_ring_ctx { */ struct io_wq_work_list iopoll_list; struct io_hash_table cancel_table; - bool poll_multi_queue; struct llist_head work_llist; @@ -317,9 +321,8 @@ struct io_ring_ctx { } ____cacheline_aligned_in_smp; /* Keep this last, we don't need it for the fast path */ - + struct wait_queue_head poll_wq; struct io_restriction restrictions; - struct task_struct *submitter_task; /* slow path rsrc auxilary data, used by update/register */ struct io_rsrc_node *rsrc_backup_node; @@ -356,6 +359,7 @@ struct io_ring_ctx { u32 iowq_limits[2]; bool iowq_limits_set; + struct callback_head poll_wq_task_work; struct list_head defer_list; unsigned sq_thread_idle; /* protected by ->completion_lock */ diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 0983dfc9a203..fca43a4bd96b 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -58,8 +58,7 @@ struct vm_fault; #define IOMAP_F_SHARED (1U << 2) #define IOMAP_F_MERGED (1U << 3) #define IOMAP_F_BUFFER_HEAD (1U << 4) -#define IOMAP_F_ZONE_APPEND (1U << 5) -#define IOMAP_F_XATTR (1U << 6) +#define IOMAP_F_XATTR (1U << 5) /* * Flags set by the core iomap code during operations: diff --git a/include/linux/irq.h b/include/linux/irq.h index c3eb89606c2b..b1b28affb32a 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -1266,6 +1266,9 @@ int __ipi_send_mask(struct irq_desc *desc, const struct cpumask *dest); int ipi_send_single(unsigned int virq, unsigned int cpu); int ipi_send_mask(unsigned int virq, const struct cpumask *dest); +void ipi_mux_process(void); +int ipi_mux_create(unsigned int nr_ipi, void (*mux_send)(unsigned int cpu)); + #ifdef CONFIG_GENERIC_IRQ_MULTI_HANDLER /* * Registers a generic IRQ handling function as the top-level IRQ handler in diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index a372086750ca..d320d15d4fba 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -125,6 +125,8 @@ struct irq_domain_chip_generic; * core code. * @flags: Per irq_domain flags * @mapcount: The number of mapped interrupts + * @mutex: Domain lock, hierarchical domains use root domain's lock + * @root: Pointer to root domain, or containing structure if non-hierarchical * * Optional elements: * @fwnode: Pointer to firmware node associated with the irq_domain. Pretty easy @@ -143,7 +145,6 @@ struct irq_domain_chip_generic; * Revmap data, used internally by the irq domain code: * @revmap_size: Size of the linear map table @revmap[] * @revmap_tree: Radix map tree for hwirqs that don't fit in the linear map - * @revmap_mutex: Lock for the revmap * @revmap: Linear table of irq_data pointers */ struct irq_domain { @@ -153,6 +154,8 @@ struct irq_domain { void *host_data; unsigned int flags; unsigned int mapcount; + struct mutex mutex; + struct irq_domain *root; /* Optional data */ struct fwnode_handle *fwnode; @@ -171,7 +174,6 @@ struct irq_domain { irq_hw_number_t hwirq_max; unsigned int revmap_size; struct radix_tree_root revmap_tree; - struct mutex revmap_mutex; struct irq_data __rcu *revmap[]; }; diff --git a/include/linux/iversion.h b/include/linux/iversion.h index e27bd4f55d84..f174ff1b59ee 100644 --- a/include/linux/iversion.h +++ b/include/linux/iversion.h @@ -9,8 +9,26 @@ * --------------------------- * The change attribute (i_version) is mandated by NFSv4 and is mostly for * knfsd, but is also used for other purposes (e.g. IMA). The i_version must - * appear different to observers if there was a change to the inode's data or - * metadata since it was last queried. + * appear larger to observers if there was an explicit change to the inode's + * data or metadata since it was last queried. + * + * An explicit change is one that would ordinarily result in a change to the + * inode status change time (aka ctime). i_version must appear to change, even + * if the ctime does not (since the whole point is to avoid missing updates due + * to timestamp granularity). If POSIX or other relevant spec mandates that the + * ctime must change due to an operation, then the i_version counter must be + * incremented as well. + * + * Making the i_version update completely atomic with the operation itself would + * be prohibitively expensive. Traditionally the kernel has updated the times on + * directories after an operation that changes its contents. For regular files, + * the ctime is usually updated before the data is copied into the cache for a + * write. This means that there is a window of time when an observer can + * associate a new timestamp with old file contents. Since the purpose of the + * i_version is to allow for better cache coherency, the i_version must always + * be updated after the results of the operation are visible. Updating it before + * and after a change is also permitted. (Note that no filesystems currently do + * this. Fixing that is a work-in-progress). * * Observers see the i_version as a 64-bit number that never decreases. If it * remains the same since it was last checked, then nothing has changed in the @@ -234,42 +252,6 @@ inode_peek_iversion(const struct inode *inode) return inode_peek_iversion_raw(inode) >> I_VERSION_QUERIED_SHIFT; } -/** - * inode_query_iversion - read i_version for later use - * @inode: inode from which i_version should be read - * - * Read the inode i_version counter. This should be used by callers that wish - * to store the returned i_version for later comparison. This will guarantee - * that a later query of the i_version will result in a different value if - * anything has changed. - * - * In this implementation, we fetch the current value, set the QUERIED flag and - * then try to swap it into place with a cmpxchg, if it wasn't already set. If - * that fails, we try again with the newly fetched value from the cmpxchg. - */ -static inline u64 -inode_query_iversion(struct inode *inode) -{ - u64 cur, new; - - cur = inode_peek_iversion_raw(inode); - do { - /* If flag is already set, then no need to swap */ - if (cur & I_VERSION_QUERIED) { - /* - * This barrier (and the implicit barrier in the - * cmpxchg below) pairs with the barrier in - * inode_maybe_inc_iversion(). - */ - smp_mb(); - break; - } - - new = cur | I_VERSION_QUERIED; - } while (!atomic64_try_cmpxchg(&inode->i_version, &cur, new)); - return cur >> I_VERSION_QUERIED_SHIFT; -} - /* * For filesystems without any sort of change attribute, the best we can * do is fake one up from the ctime: @@ -283,6 +265,8 @@ static inline u64 time_to_chattr(struct timespec64 *t) return chattr; } +u64 inode_query_iversion(struct inode *inode); + /** * inode_eq_iversion_raw - check whether the raw i_version counter has changed * @inode: inode to check diff --git a/include/linux/key.h b/include/linux/key.h index d27477faf00d..8dc7f7c3088b 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -386,6 +386,14 @@ extern int wait_for_key_construction(struct key *key, bool intr); extern int key_validate(const struct key *key); +extern key_ref_t key_create(key_ref_t keyring, + const char *type, + const char *description, + const void *payload, + size_t plen, + key_perm_t perm, + unsigned long flags); + extern key_ref_t key_create_or_update(key_ref_t keyring, const char *type, const char *description, diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index 70ce419e2709..2b7f067af3c4 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -312,7 +312,7 @@ static inline struct file *nlmsvc_file_file(struct nlm_file *file) static inline struct inode *nlmsvc_file_inode(struct nlm_file *file) { - return locks_inode(nlmsvc_file_file(file)); + return file_inode(nlmsvc_file_file(file)); } static inline int __nlm_privileged_request4(const struct sockaddr *sap) @@ -372,7 +372,7 @@ static inline int nlm_privileged_requester(const struct svc_rqst *rqstp) static inline int nlm_compare_locks(const struct file_lock *fl1, const struct file_lock *fl2) { - return locks_inode(fl1->fl_file) == locks_inode(fl2->fl_file) + return file_inode(fl1->fl_file) == file_inode(fl2->fl_file) && fl1->fl_pid == fl2->fl_pid && fl1->fl_owner == fl2->fl_owner && fl1->fl_start == fl2->fl_start diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h index 67e4a2c5500b..b60fbcd8cdfa 100644 --- a/include/linux/lockd/xdr.h +++ b/include/linux/lockd/xdr.h @@ -11,6 +11,7 @@ #define LOCKD_XDR_H #include <linux/fs.h> +#include <linux/filelock.h> #include <linux/nfs.h> #include <linux/sunrpc/xdr.h> diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 1f1099dac3f0..1023f349af71 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -435,7 +435,6 @@ enum xhlock_context_t { XHLOCK_CTX_NR, }; -#define lockdep_init_map_crosslock(m, n, k, s) do {} while (0) /* * To initialize a lockdep_map statically use this macro. * Note that _name must not be NULL. diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index ed6cb2ac55fa..094b76dc7164 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -136,25 +136,25 @@ LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode, LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask) LSM_HOOK(int, 0, inode_setattr, struct dentry *dentry, struct iattr *attr) LSM_HOOK(int, 0, inode_getattr, const struct path *path) -LSM_HOOK(int, 0, inode_setxattr, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, size_t size, int flags) LSM_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry, const char *name, const void *value, size_t size, int flags) LSM_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name) LSM_HOOK(int, 0, inode_listxattr, struct dentry *dentry) -LSM_HOOK(int, 0, inode_removexattr, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap, struct dentry *dentry, const char *name) -LSM_HOOK(int, 0, inode_set_acl, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) -LSM_HOOK(int, 0, inode_get_acl, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) -LSM_HOOK(int, 0, inode_remove_acl, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) LSM_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry) -LSM_HOOK(int, 0, inode_killpriv, struct user_namespace *mnt_userns, +LSM_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap, struct dentry *dentry) -LSM_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct user_namespace *mnt_userns, +LSM_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct mnt_idmap *idmap, struct inode *inode, const char *name, void **buffer, bool alloc) LSM_HOOK(int, -EOPNOTSUPP, inode_setsecurity, struct inode *inode, const char *name, const void *value, size_t size, int flags) diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h index 0a5ba81f7367..6e156d2acffc 100644 --- a/include/linux/lsm_hooks.h +++ b/include/linux/lsm_hooks.h @@ -475,7 +475,7 @@ * @inode_killpriv: * The setuid bit is being removed. Remove similar security labels. * Called with the dentry->d_inode->i_mutex held. - * @mnt_userns: user namespace of the mount. + * @idmap: idmap of the mount. * @dentry is the dentry being changed. * Return 0 on success. If error is returned, then the operation * causing setuid bit removal is failed. diff --git a/include/linux/math64.h b/include/linux/math64.h index 8958f4c005c1..8b9191a2849e 100644 --- a/include/linux/math64.h +++ b/include/linux/math64.h @@ -161,7 +161,7 @@ static inline u64 mul_u32_u32(u32 a, u32 b) #if defined(CONFIG_ARCH_SUPPORTS_INT128) && defined(__SIZEOF_INT128__) #ifndef mul_u64_u32_shr -static inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift) +static __always_inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift) { return (u64)(((unsigned __int128)a * mul) >> shift); } @@ -177,7 +177,7 @@ static inline u64 mul_u64_u64_shr(u64 a, u64 mul, unsigned int shift) #else #ifndef mul_u64_u32_shr -static inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift) +static __always_inline u64 mul_u64_u32_shr(u64 a, u32 mul, unsigned int shift) { u32 ah, al; u64 ret; diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index d3c8203cab6c..85dc9b88ea37 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -1666,10 +1666,13 @@ void mem_cgroup_track_foreign_dirty_slowpath(struct folio *folio, static inline void mem_cgroup_track_foreign_dirty(struct folio *folio, struct bdi_writeback *wb) { + struct mem_cgroup *memcg; + if (mem_cgroup_disabled()) return; - if (unlikely(&folio_memcg(folio)->css != wb->memcg_css)) + memcg = folio_memcg(folio); + if (unlikely(memcg && &memcg->css != wb->memcg_css)) mem_cgroup_track_foreign_dirty_slowpath(folio, wb); } diff --git a/include/linux/mfd/asic3.h b/include/linux/mfd/asic3.h deleted file mode 100644 index 61e686dbaa74..000000000000 --- a/include/linux/mfd/asic3.h +++ /dev/null @@ -1,313 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * include/linux/mfd/asic3.h - * - * Compaq ASIC3 headers. - * - * Copyright 2001 Compaq Computer Corporation. - * Copyright 2007-2008 OpenedHand Ltd. - */ - -#ifndef __ASIC3_H__ -#define __ASIC3_H__ - -#include <linux/types.h> - -struct led_classdev; -struct asic3_led { - const char *name; - const char *default_trigger; - struct led_classdev *cdev; -}; - -struct asic3_platform_data { - u16 *gpio_config; - unsigned int gpio_config_num; - - unsigned int irq_base; - - unsigned int gpio_base; - - unsigned int clock_rate; - - struct asic3_led *leds; -}; - -#define ASIC3_NUM_GPIO_BANKS 4 -#define ASIC3_GPIOS_PER_BANK 16 -#define ASIC3_NUM_GPIOS 64 -#define ASIC3_NR_IRQS ASIC3_NUM_GPIOS + 6 - -#define ASIC3_IRQ_LED0 64 -#define ASIC3_IRQ_LED1 65 -#define ASIC3_IRQ_LED2 66 -#define ASIC3_IRQ_SPI 67 -#define ASIC3_IRQ_SMBUS 68 -#define ASIC3_IRQ_OWM 69 - -#define ASIC3_TO_GPIO(gpio) (NR_BUILTIN_GPIO + (gpio)) - -#define ASIC3_GPIO_BANK_A 0 -#define ASIC3_GPIO_BANK_B 1 -#define ASIC3_GPIO_BANK_C 2 -#define ASIC3_GPIO_BANK_D 3 - -#define ASIC3_GPIO(bank, gpio) \ - ((ASIC3_GPIOS_PER_BANK * ASIC3_GPIO_BANK_##bank) + (gpio)) -#define ASIC3_GPIO_bit(gpio) (1 << (gpio & 0xf)) -/* All offsets below are specified with this address bus shift */ -#define ASIC3_DEFAULT_ADDR_SHIFT 2 - -#define ASIC3_OFFSET(base, reg) (ASIC3_##base##_BASE + ASIC3_##base##_##reg) -#define ASIC3_GPIO_OFFSET(base, reg) \ - (ASIC3_GPIO_##base##_BASE + ASIC3_GPIO_##reg) - -#define ASIC3_GPIO_A_BASE 0x0000 -#define ASIC3_GPIO_B_BASE 0x0100 -#define ASIC3_GPIO_C_BASE 0x0200 -#define ASIC3_GPIO_D_BASE 0x0300 - -#define ASIC3_GPIO_TO_BANK(gpio) ((gpio) >> 4) -#define ASIC3_GPIO_TO_BIT(gpio) ((gpio) - \ - (ASIC3_GPIOS_PER_BANK * ((gpio) >> 4))) -#define ASIC3_GPIO_TO_MASK(gpio) (1 << ASIC3_GPIO_TO_BIT(gpio)) -#define ASIC3_GPIO_TO_BASE(gpio) (ASIC3_GPIO_A_BASE + (((gpio) >> 4) * 0x0100)) -#define ASIC3_BANK_TO_BASE(bank) (ASIC3_GPIO_A_BASE + ((bank) * 0x100)) - -#define ASIC3_GPIO_MASK 0x00 /* R/W 0:don't mask */ -#define ASIC3_GPIO_DIRECTION 0x04 /* R/W 0:input */ -#define ASIC3_GPIO_OUT 0x08 /* R/W 0:output low */ -#define ASIC3_GPIO_TRIGGER_TYPE 0x0c /* R/W 0:level */ -#define ASIC3_GPIO_EDGE_TRIGGER 0x10 /* R/W 0:falling */ -#define ASIC3_GPIO_LEVEL_TRIGGER 0x14 /* R/W 0:low level detect */ -#define ASIC3_GPIO_SLEEP_MASK 0x18 /* R/W 0:don't mask in sleep mode */ -#define ASIC3_GPIO_SLEEP_OUT 0x1c /* R/W level 0:low in sleep mode */ -#define ASIC3_GPIO_BAT_FAULT_OUT 0x20 /* R/W level 0:low in batt_fault */ -#define ASIC3_GPIO_INT_STATUS 0x24 /* R/W 0:none, 1:detect */ -#define ASIC3_GPIO_ALT_FUNCTION 0x28 /* R/W 1:LED register control */ -#define ASIC3_GPIO_SLEEP_CONF 0x2c /* - * R/W bit 1: autosleep - * 0: disable gposlpout in normal mode, - * enable gposlpout in sleep mode. - */ -#define ASIC3_GPIO_STATUS 0x30 /* R Pin status */ - -/* - * ASIC3 GPIO config - * - * Bits 0..6 gpio number - * Bits 7..13 Alternate function - * Bit 14 Direction - * Bit 15 Initial value - * - */ -#define ASIC3_CONFIG_GPIO_PIN(config) ((config) & 0x7f) -#define ASIC3_CONFIG_GPIO_ALT(config) (((config) & (0x7f << 7)) >> 7) -#define ASIC3_CONFIG_GPIO_DIR(config) ((config & (1 << 14)) >> 14) -#define ASIC3_CONFIG_GPIO_INIT(config) ((config & (1 << 15)) >> 15) -#define ASIC3_CONFIG_GPIO(gpio, alt, dir, init) (((gpio) & 0x7f) \ - | (((alt) & 0x7f) << 7) | (((dir) & 0x1) << 14) \ - | (((init) & 0x1) << 15)) -#define ASIC3_CONFIG_GPIO_DEFAULT(gpio, dir, init) \ - ASIC3_CONFIG_GPIO((gpio), 0, (dir), (init)) -#define ASIC3_CONFIG_GPIO_DEFAULT_OUT(gpio, init) \ - ASIC3_CONFIG_GPIO((gpio), 0, 1, (init)) - -/* - * Alternate functions - */ -#define ASIC3_GPIOA11_PWM0 ASIC3_CONFIG_GPIO(11, 1, 1, 0) -#define ASIC3_GPIOA12_PWM1 ASIC3_CONFIG_GPIO(12, 1, 1, 0) -#define ASIC3_GPIOA15_CONTROL_CX ASIC3_CONFIG_GPIO(15, 1, 1, 0) -#define ASIC3_GPIOC0_LED0 ASIC3_CONFIG_GPIO(32, 1, 0, 0) -#define ASIC3_GPIOC1_LED1 ASIC3_CONFIG_GPIO(33, 1, 0, 0) -#define ASIC3_GPIOC2_LED2 ASIC3_CONFIG_GPIO(34, 1, 0, 0) -#define ASIC3_GPIOC3_SPI_RXD ASIC3_CONFIG_GPIO(35, 1, 0, 0) -#define ASIC3_GPIOC4_CF_nCD ASIC3_CONFIG_GPIO(36, 1, 0, 0) -#define ASIC3_GPIOC4_SPI_TXD ASIC3_CONFIG_GPIO(36, 1, 1, 0) -#define ASIC3_GPIOC5_SPI_CLK ASIC3_CONFIG_GPIO(37, 1, 1, 0) -#define ASIC3_GPIOC5_nCIOW ASIC3_CONFIG_GPIO(37, 1, 1, 0) -#define ASIC3_GPIOC6_nCIOR ASIC3_CONFIG_GPIO(38, 1, 1, 0) -#define ASIC3_GPIOC7_nPCE_1 ASIC3_CONFIG_GPIO(39, 1, 0, 0) -#define ASIC3_GPIOC8_nPCE_2 ASIC3_CONFIG_GPIO(40, 1, 0, 0) -#define ASIC3_GPIOC9_nPOE ASIC3_CONFIG_GPIO(41, 1, 0, 0) -#define ASIC3_GPIOC10_nPWE ASIC3_CONFIG_GPIO(42, 1, 0, 0) -#define ASIC3_GPIOC11_PSKTSEL ASIC3_CONFIG_GPIO(43, 1, 0, 0) -#define ASIC3_GPIOC12_nPREG ASIC3_CONFIG_GPIO(44, 1, 0, 0) -#define ASIC3_GPIOC13_nPWAIT ASIC3_CONFIG_GPIO(45, 1, 1, 0) -#define ASIC3_GPIOC14_nPIOIS16 ASIC3_CONFIG_GPIO(46, 1, 1, 0) -#define ASIC3_GPIOC15_nPIOR ASIC3_CONFIG_GPIO(47, 1, 0, 0) -#define ASIC3_GPIOD4_CF_nCD ASIC3_CONFIG_GPIO(52, 1, 0, 0) -#define ASIC3_GPIOD11_nCIOIS16 ASIC3_CONFIG_GPIO(59, 1, 0, 0) -#define ASIC3_GPIOD12_nCWAIT ASIC3_CONFIG_GPIO(60, 1, 0, 0) -#define ASIC3_GPIOD15_nPIOW ASIC3_CONFIG_GPIO(63, 1, 0, 0) - - -#define ASIC3_SPI_Base 0x0400 -#define ASIC3_SPI_Control 0x0000 -#define ASIC3_SPI_TxData 0x0004 -#define ASIC3_SPI_RxData 0x0008 -#define ASIC3_SPI_Int 0x000c -#define ASIC3_SPI_Status 0x0010 - -#define SPI_CONTROL_SPR(clk) ((clk) & 0x0f) /* Clock rate */ - -#define ASIC3_PWM_0_Base 0x0500 -#define ASIC3_PWM_1_Base 0x0600 -#define ASIC3_PWM_TimeBase 0x0000 -#define ASIC3_PWM_PeriodTime 0x0004 -#define ASIC3_PWM_DutyTime 0x0008 - -#define PWM_TIMEBASE_VALUE(x) ((x)&0xf) /* Low 4 bits sets time base */ -#define PWM_TIMEBASE_ENABLE (1 << 4) /* Enable clock */ - -#define ASIC3_NUM_LEDS 3 -#define ASIC3_LED_0_Base 0x0700 -#define ASIC3_LED_1_Base 0x0800 -#define ASIC3_LED_2_Base 0x0900 -#define ASIC3_LED_TimeBase 0x0000 /* R/W 7 bits */ -#define ASIC3_LED_PeriodTime 0x0004 /* R/W 12 bits */ -#define ASIC3_LED_DutyTime 0x0008 /* R/W 12 bits */ -#define ASIC3_LED_AutoStopCount 0x000c /* R/W 16 bits */ - -/* LED TimeBase bits - match ASIC2 */ -#define LED_TBS 0x0f /* Low 4 bits sets time base, max = 13 */ - /* Note: max = 5 on hx4700 */ - /* 0: maximum time base */ - /* 1: maximum time base / 2 */ - /* n: maximum time base / 2^n */ - -#define LED_EN (1 << 4) /* LED ON/OFF 0:off, 1:on */ -#define LED_AUTOSTOP (1 << 5) /* LED ON/OFF auto stop 0:disable, 1:enable */ -#define LED_ALWAYS (1 << 6) /* LED Interrupt Mask 0:No mask, 1:mask */ - -#define ASIC3_CLOCK_BASE 0x0A00 -#define ASIC3_CLOCK_CDEX 0x00 -#define ASIC3_CLOCK_SEL 0x04 - -#define CLOCK_CDEX_SOURCE (1 << 0) /* 2 bits */ -#define CLOCK_CDEX_SOURCE0 (1 << 0) -#define CLOCK_CDEX_SOURCE1 (1 << 1) -#define CLOCK_CDEX_SPI (1 << 2) -#define CLOCK_CDEX_OWM (1 << 3) -#define CLOCK_CDEX_PWM0 (1 << 4) -#define CLOCK_CDEX_PWM1 (1 << 5) -#define CLOCK_CDEX_LED0 (1 << 6) -#define CLOCK_CDEX_LED1 (1 << 7) -#define CLOCK_CDEX_LED2 (1 << 8) - -/* Clocks settings: 1 for 24.576 MHz, 0 for 12.288Mhz */ -#define CLOCK_CDEX_SD_HOST (1 << 9) /* R/W: SD host clock source */ -#define CLOCK_CDEX_SD_BUS (1 << 10) /* R/W: SD bus clock source ctrl */ -#define CLOCK_CDEX_SMBUS (1 << 11) -#define CLOCK_CDEX_CONTROL_CX (1 << 12) - -#define CLOCK_CDEX_EX0 (1 << 13) /* R/W: 32.768 kHz crystal */ -#define CLOCK_CDEX_EX1 (1 << 14) /* R/W: 24.576 MHz crystal */ - -#define CLOCK_SEL_SD_HCLK_SEL (1 << 0) /* R/W: SDIO host clock select */ -#define CLOCK_SEL_SD_BCLK_SEL (1 << 1) /* R/W: SDIO bus clock select */ - -/* R/W: INT clock source control (32.768 kHz) */ -#define CLOCK_SEL_CX (1 << 2) - - -#define ASIC3_INTR_BASE 0x0B00 - -#define ASIC3_INTR_INT_MASK 0x00 /* Interrupt mask control */ -#define ASIC3_INTR_P_INT_STAT 0x04 /* Peripheral interrupt status */ -#define ASIC3_INTR_INT_CPS 0x08 /* Interrupt timer clock pre-scale */ -#define ASIC3_INTR_INT_TBS 0x0c /* Interrupt timer set */ - -#define ASIC3_INTMASK_GINTMASK (1 << 0) /* Global INTs mask 1:enable */ -#define ASIC3_INTMASK_GINTEL (1 << 1) /* 1: rising edge, 0: hi level */ -#define ASIC3_INTMASK_MASK0 (1 << 2) -#define ASIC3_INTMASK_MASK1 (1 << 3) -#define ASIC3_INTMASK_MASK2 (1 << 4) -#define ASIC3_INTMASK_MASK3 (1 << 5) -#define ASIC3_INTMASK_MASK4 (1 << 6) -#define ASIC3_INTMASK_MASK5 (1 << 7) - -#define ASIC3_INTR_PERIPHERAL_A (1 << 0) -#define ASIC3_INTR_PERIPHERAL_B (1 << 1) -#define ASIC3_INTR_PERIPHERAL_C (1 << 2) -#define ASIC3_INTR_PERIPHERAL_D (1 << 3) -#define ASIC3_INTR_LED0 (1 << 4) -#define ASIC3_INTR_LED1 (1 << 5) -#define ASIC3_INTR_LED2 (1 << 6) -#define ASIC3_INTR_SPI (1 << 7) -#define ASIC3_INTR_SMBUS (1 << 8) -#define ASIC3_INTR_OWM (1 << 9) - -#define ASIC3_INTR_CPS(x) ((x)&0x0f) /* 4 bits, max 14 */ -#define ASIC3_INTR_CPS_SET (1 << 4) /* Time base enable */ - - -/* Basic control of the SD ASIC */ -#define ASIC3_SDHWCTRL_BASE 0x0E00 -#define ASIC3_SDHWCTRL_SDCONF 0x00 - -#define ASIC3_SDHWCTRL_SUSPEND (1 << 0) /* 1=suspend all SD operations */ -#define ASIC3_SDHWCTRL_CLKSEL (1 << 1) /* 1=SDICK, 0=HCLK */ -#define ASIC3_SDHWCTRL_PCLR (1 << 2) /* All registers of SDIO cleared */ -#define ASIC3_SDHWCTRL_LEVCD (1 << 3) /* SD card detection: 0:low */ - -/* SD card write protection: 0=high */ -#define ASIC3_SDHWCTRL_LEVWP (1 << 4) -#define ASIC3_SDHWCTRL_SDLED (1 << 5) /* SD card LED signal 0=disable */ - -/* SD card power supply ctrl 1=enable */ -#define ASIC3_SDHWCTRL_SDPWR (1 << 6) - -#define ASIC3_EXTCF_BASE 0x1100 - -#define ASIC3_EXTCF_SELECT 0x00 -#define ASIC3_EXTCF_RESET 0x04 - -#define ASIC3_EXTCF_SMOD0 (1 << 0) /* slot number of mode 0 */ -#define ASIC3_EXTCF_SMOD1 (1 << 1) /* slot number of mode 1 */ -#define ASIC3_EXTCF_SMOD2 (1 << 2) /* slot number of mode 2 */ -#define ASIC3_EXTCF_OWM_EN (1 << 4) /* enable onewire module */ -#define ASIC3_EXTCF_OWM_SMB (1 << 5) /* OWM bus selection */ -#define ASIC3_EXTCF_OWM_RESET (1 << 6) /* ?? used by OWM and CF */ -#define ASIC3_EXTCF_CF0_SLEEP_MODE (1 << 7) /* CF0 sleep state */ -#define ASIC3_EXTCF_CF1_SLEEP_MODE (1 << 8) /* CF1 sleep state */ -#define ASIC3_EXTCF_CF0_PWAIT_EN (1 << 10) /* CF0 PWAIT_n control */ -#define ASIC3_EXTCF_CF1_PWAIT_EN (1 << 11) /* CF1 PWAIT_n control */ -#define ASIC3_EXTCF_CF0_BUF_EN (1 << 12) /* CF0 buffer control */ -#define ASIC3_EXTCF_CF1_BUF_EN (1 << 13) /* CF1 buffer control */ -#define ASIC3_EXTCF_SD_MEM_ENABLE (1 << 14) -#define ASIC3_EXTCF_CF_SLEEP (1 << 15) /* CF sleep mode control */ - -/********************************************* - * The Onewire interface (DS1WM) is handled - * by the ds1wm driver. - * - *********************************************/ - -#define ASIC3_OWM_BASE 0xC00 - -/***************************************************************************** - * The SD configuration registers are at a completely different location - * in memory. They are divided into three sets of registers: - * - * SD_CONFIG Core configuration register - * SD_CTRL Control registers for SD operations - * SDIO_CTRL Control registers for SDIO operations - * - *****************************************************************************/ -#define ASIC3_SD_CONFIG_BASE 0x0400 /* Assumes 32 bit addressing */ -#define ASIC3_SD_CONFIG_SIZE 0x0200 /* Assumes 32 bit addressing */ -#define ASIC3_SD_CTRL_BASE 0x1000 -#define ASIC3_SDIO_CTRL_BASE 0x1200 - -#define ASIC3_MAP_SIZE_32BIT 0x2000 -#define ASIC3_MAP_SIZE_16BIT 0x1000 - -/* Functions needed by leds-asic3 */ - -struct asic3; -extern void asic3_write_register(struct asic3 *asic, unsigned int reg, u32 val); -extern u32 asic3_read_register(struct asic3 *asic, unsigned int reg); - -#endif /* __ASIC3_H__ */ diff --git a/include/linux/mfd/htc-pasic3.h b/include/linux/mfd/htc-pasic3.h deleted file mode 100644 index 3d3ed67bd969..000000000000 --- a/include/linux/mfd/htc-pasic3.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * HTC PASIC3 driver - LEDs and DS1WM - * - * Copyright (c) 2007 Philipp Zabel <philipp.zabel@gmail.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. - * - */ - -#ifndef __PASIC3_H -#define __PASIC3_H - -#include <linux/platform_device.h> -#include <linux/leds.h> - -extern void pasic3_write_register(struct device *dev, u32 reg, u8 val); -extern u8 pasic3_read_register(struct device *dev, u32 reg); - -/* - * mask for registers 0x20,0x21,0x22 - */ -#define PASIC3_MASK_LED0 0x04 -#define PASIC3_MASK_LED1 0x08 -#define PASIC3_MASK_LED2 0x40 - -/* - * bits in register 0x06 - */ -#define PASIC3_BIT2_LED0 0x08 -#define PASIC3_BIT2_LED1 0x10 -#define PASIC3_BIT2_LED2 0x20 - -struct pasic3_led { - struct led_classdev led; - unsigned int hw_num; - unsigned int bit2; - unsigned int mask; - struct pasic3_leds_machinfo *pdata; -}; - -struct pasic3_leds_machinfo { - unsigned int num_leds; - unsigned int power_gpio; - struct pasic3_led *leds; -}; - -struct pasic3_platform_data { - struct pasic3_leds_machinfo *led_pdata; - unsigned int clock_rate; -}; - -#endif diff --git a/include/linux/mfd/t7l66xb.h b/include/linux/mfd/t7l66xb.h deleted file mode 100644 index ae3e7a5c5219..000000000000 --- a/include/linux/mfd/t7l66xb.h +++ /dev/null @@ -1,29 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * This file contains the definitions for the T7L66XB - * - * (C) Copyright 2005 Ian Molton <spyro@f2s.com> - */ -#ifndef MFD_T7L66XB_H -#define MFD_T7L66XB_H - -#include <linux/mfd/core.h> -#include <linux/mfd/tmio.h> - -struct t7l66xb_platform_data { - int (*enable)(struct platform_device *dev); - int (*suspend)(struct platform_device *dev); - int (*resume)(struct platform_device *dev); - - int irq_base; /* The base for subdevice irqs */ - - struct tmio_nand_data *nand_data; -}; - - -#define IRQ_T7L66XB_MMC (1) -#define IRQ_T7L66XB_NAND (3) - -#define T7L66XB_NR_IRQS 8 - -#endif diff --git a/include/linux/mfd/tc6387xb.h b/include/linux/mfd/tc6387xb.h deleted file mode 100644 index aacf1dcc86b9..000000000000 --- a/include/linux/mfd/tc6387xb.h +++ /dev/null @@ -1,19 +0,0 @@ -/* - * This file contains the definitions for the TC6387XB - * - * (C) Copyright 2005 Ian Molton <spyro@f2s.com> - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - */ -#ifndef MFD_TC6387XB_H -#define MFD_TC6387XB_H - -struct tc6387xb_platform_data { - int (*enable)(struct platform_device *dev); - int (*suspend)(struct platform_device *dev); - int (*resume)(struct platform_device *dev); -}; - -#endif diff --git a/include/linux/mfd/tc6393xb.h b/include/linux/mfd/tc6393xb.h deleted file mode 100644 index d17807f2d0c9..000000000000 --- a/include/linux/mfd/tc6393xb.h +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Toshiba TC6393XB SoC support - * - * Copyright(c) 2005-2006 Chris Humbert - * Copyright(c) 2005 Dirk Opfer - * Copyright(c) 2005 Ian Molton <spyro@f2s.com> - * Copyright(c) 2007 Dmitry Baryshkov - * - * Based on code written by Sharp/Lineo for 2.4 kernels - * Based on locomo.c - */ - -#ifndef MFD_TC6393XB_H -#define MFD_TC6393XB_H - -#include <linux/fb.h> - -/* Also one should provide the CK3P6MI clock */ -struct tc6393xb_platform_data { - u16 scr_pll2cr; /* PLL2 Control */ - u16 scr_gper; /* GP Enable */ - - int (*enable)(struct platform_device *dev); - void (*disable)(struct platform_device *dev); - int (*suspend)(struct platform_device *dev); - int (*resume)(struct platform_device *dev); - - int irq_base; /* base for subdevice irqs */ - - struct tmio_nand_data *nand_data; - struct tmio_fb_data *fb_data; - - unsigned resume_restore : 1; /* make special actions - to preserve the state - on suspend/resume */ -}; - -extern int tc6393xb_lcd_mode(struct platform_device *fb, - const struct fb_videomode *mode); -extern int tc6393xb_lcd_set_power(struct platform_device *fb, bool on); - -/* - * Relative to irq_base - */ -#define IRQ_TC6393_NAND 0 -#define IRQ_TC6393_MMC 1 -#define IRQ_TC6393_OHCI 2 -#define IRQ_TC6393_FB 4 - -#define TC6393XB_NR_IRQS 8 - -#endif diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index e8bf90281ba0..eace8ea6cda0 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -84,11 +84,6 @@ /* Some controllers have a CBSY bit */ #define TMIO_MMC_HAVE_CBSY BIT(11) -int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); -int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); -void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state); -void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state); - struct dma_chan; /* diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 5fe5d198b57a..29d4b201c7b2 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -1091,6 +1091,11 @@ enum { }; enum { + MLX5_VPORT_CVLAN_INSERT_WHEN_NO_CVLAN = 0x1, + MLX5_VPORT_CVLAN_INSERT_ALWAYS = 0x3, +}; + +enum { MLX5_L3_PROT_TYPE_IPV4 = 0, MLX5_L3_PROT_TYPE_IPV6 = 1, }; diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index d476255c9a3f..333c1fec72f8 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -315,7 +315,7 @@ struct mlx5_cmd { struct mlx5_cmd_debug dbg; struct cmd_msg_cache cache[MLX5_NUM_COMMAND_CACHES]; int checksum_disabled; - struct mlx5_cmd_stats *stats; + struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX]; }; struct mlx5_cmd_mailbox { @@ -573,6 +573,14 @@ struct mlx5_debugfs_entries { struct dentry *lag_debugfs; }; +enum mlx5_func_type { + MLX5_PF, + MLX5_VF, + MLX5_SF, + MLX5_HOST_PF, + MLX5_FUNC_TYPE_NUM, +}; + struct mlx5_ft_pool; struct mlx5_priv { /* IRQ table valid only for real pci devices PF or VF */ @@ -583,11 +591,10 @@ struct mlx5_priv { struct mlx5_nb pg_nb; struct workqueue_struct *pg_wq; struct xarray page_root_xa; - u32 fw_pages; atomic_t reg_pages; struct list_head free_list; - u32 vfs_pages; - u32 host_pf_pages; + u32 fw_pages; + u32 page_counters[MLX5_FUNC_TYPE_NUM]; u32 fw_pages_alloc_failed; u32 give_pages_dropped; u32 reclaim_pages_discard; diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index f3d1c62c98dd..a9ee7bc59c90 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -913,7 +913,8 @@ struct mlx5_ifc_e_switch_cap_bits { u8 vport_svlan_insert[0x1]; u8 vport_cvlan_insert_if_not_exist[0x1]; u8 vport_cvlan_insert_overwrite[0x1]; - u8 reserved_at_5[0x2]; + u8 reserved_at_5[0x1]; + u8 vport_cvlan_insert_always[0x1]; u8 esw_shared_ingress_acl[0x1]; u8 esw_uplink_ingress_acl[0x1]; u8 root_ft_on_other_esw[0x1]; diff --git a/include/linux/mm.h b/include/linux/mm.h index f3f196e4d66d..716d30d93616 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -137,7 +137,7 @@ extern int mmap_rnd_compat_bits __read_mostly; * define their own version of this macro in <asm/pgtable.h> */ #if BITS_PER_LONG == 64 -/* This function must be updated when the size of struct page grows above 80 +/* This function must be updated when the size of struct page grows above 96 * or reduces below 56. The idea that compiler optimizes out switch() * statement, and only leaves move/store instructions. Also the compiler can * combine write statements if they are both assignments and can be reordered, @@ -148,12 +148,18 @@ static inline void __mm_zero_struct_page(struct page *page) { unsigned long *_pp = (void *)page; - /* Check that struct page is either 56, 64, 72, or 80 bytes */ + /* Check that struct page is either 56, 64, 72, 80, 88 or 96 bytes */ BUILD_BUG_ON(sizeof(struct page) & 7); BUILD_BUG_ON(sizeof(struct page) < 56); - BUILD_BUG_ON(sizeof(struct page) > 80); + BUILD_BUG_ON(sizeof(struct page) > 96); switch (sizeof(struct page)) { + case 96: + _pp[11] = 0; + fallthrough; + case 88: + _pp[10] = 0; + fallthrough; case 80: _pp[9] = 0; fallthrough; @@ -1270,10 +1276,10 @@ static inline void folio_put_refs(struct folio *folio, int refs) __folio_put(folio); } -/** - * release_pages - release an array of pages or folios +/* + * union release_pages_arg - an array of pages or folios * - * This just releases a simple array of multiple pages, and + * release_pages() releases a simple array of multiple pages, and * accepts various different forms of said page array: either * a regular old boring array of pages, an array of folios, or * an array of encoded page pointers. @@ -1976,6 +1982,31 @@ struct zap_details { /* Set in unmap_vmas() to indicate a final unmap call. Only used by hugetlb */ #define ZAP_FLAG_UNMAP ((__force zap_flags_t) BIT(1)) +#ifdef CONFIG_SCHED_MM_CID +void sched_mm_cid_before_execve(struct task_struct *t); +void sched_mm_cid_after_execve(struct task_struct *t); +void sched_mm_cid_fork(struct task_struct *t); +void sched_mm_cid_exit_signals(struct task_struct *t); +static inline int task_mm_cid(struct task_struct *t) +{ + return t->mm_cid; +} +#else +static inline void sched_mm_cid_before_execve(struct task_struct *t) { } +static inline void sched_mm_cid_after_execve(struct task_struct *t) { } +static inline void sched_mm_cid_fork(struct task_struct *t) { } +static inline void sched_mm_cid_exit_signals(struct task_struct *t) { } +static inline int task_mm_cid(struct task_struct *t) +{ + /* + * Use the processor id as a fall-back when the mm cid feature is + * disabled. This provides functional per-cpu data structure accesses + * in user-space, althrough it won't provide the memory usage benefits. + */ + return raw_smp_processor_id(); +} +#endif + #ifdef CONFIG_MMU extern bool can_do_mlock(void); #else @@ -2095,8 +2126,6 @@ int __account_locked_vm(struct mm_struct *mm, unsigned long pages, bool inc, struct task_struct *task, bool bypass_rlim); struct kvec; -int get_kernel_pages(const struct kvec *iov, int nr_pages, int write, - struct page **pages); struct page *get_dump_page(unsigned long addr); bool folio_mark_dirty(struct folio *folio); diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index e8ed225d8f7c..ff3f3f23f649 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -413,8 +413,7 @@ static inline void free_anon_vma_name(struct vm_area_struct *vma) * Not using anon_vma_name because it generates a warning if mmap_lock * is not held, which might be the case here. */ - if (!vma->vm_file) - anon_vma_name_put(vma->anon_name); + anon_vma_name_put(vma->anon_name); } static inline bool anon_vma_name_eq(struct anon_vma_name *anon_name1, diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 3b8475007734..af8119776ab1 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -581,7 +581,7 @@ struct vm_area_struct { /* * For private and shared anonymous mappings, a pointer to a null * terminated string containing the name given to the vma, or NULL if - * unnamed. Serialized by mmap_sem. Use anon_vma_name to access. + * unnamed. Serialized by mmap_lock. Use anon_vma_name to access. */ struct anon_vma_name *anon_name; #endif @@ -645,7 +645,18 @@ struct mm_struct { * &struct mm_struct is freed. */ atomic_t mm_count; - +#ifdef CONFIG_SCHED_MM_CID + /** + * @cid_lock: Protect cid bitmap updates vs lookups. + * + * Prevent situations where updates to the cid bitmap happen + * concurrently with lookups. Those can lead to situations + * where a lookup cannot find a free bit simply because it was + * unlucky enough to load, non-atomically, bitmap words as they + * were being concurrently updated by the updaters. + */ + raw_spinlock_t cid_lock; +#endif #ifdef CONFIG_MMU atomic_long_t pgtables_bytes; /* PTE page table pages */ #endif @@ -909,6 +920,36 @@ static inline void vma_iter_init(struct vma_iterator *vmi, vmi->mas.node = MAS_START; } +#ifdef CONFIG_SCHED_MM_CID +/* Accessor for struct mm_struct's cidmask. */ +static inline cpumask_t *mm_cidmask(struct mm_struct *mm) +{ + unsigned long cid_bitmap = (unsigned long)mm; + + cid_bitmap += offsetof(struct mm_struct, cpu_bitmap); + /* Skip cpu_bitmap */ + cid_bitmap += cpumask_size(); + return (struct cpumask *)cid_bitmap; +} + +static inline void mm_init_cid(struct mm_struct *mm) +{ + raw_spin_lock_init(&mm->cid_lock); + cpumask_clear(mm_cidmask(mm)); +} + +static inline unsigned int mm_cid_size(void) +{ + return cpumask_size(); +} +#else /* CONFIG_SCHED_MM_CID */ +static inline void mm_init_cid(struct mm_struct *mm) { } +static inline unsigned int mm_cid_size(void) +{ + return 0; +} +#endif /* CONFIG_SCHED_MM_CID */ + struct mmu_gather; extern void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm); extern void tlb_gather_mmu_fullmm(struct mmu_gather *tlb, struct mm_struct *mm); diff --git a/include/linux/mnt_idmapping.h b/include/linux/mnt_idmapping.h index 0ccca33a7a6d..057c89867aa2 100644 --- a/include/linux/mnt_idmapping.h +++ b/include/linux/mnt_idmapping.h @@ -113,167 +113,23 @@ static inline bool vfsgid_eq_kgid(vfsgid_t vfsgid, kgid_t kgid) #define AS_KUIDT(val) (kuid_t){ __vfsuid_val(val) } #define AS_KGIDT(val) (kgid_t){ __vfsgid_val(val) } -#ifdef CONFIG_MULTIUSER -/** - * vfsgid_in_group_p() - check whether a vfsuid matches the caller's groups - * @vfsgid: the mnt gid to match - * - * This function can be used to determine whether @vfsuid matches any of the - * caller's groups. - * - * Return: 1 if vfsuid matches caller's groups, 0 if not. - */ -static inline int vfsgid_in_group_p(vfsgid_t vfsgid) -{ - return in_group_p(AS_KGIDT(vfsgid)); -} -#else -static inline int vfsgid_in_group_p(vfsgid_t vfsgid) -{ - return 1; -} -#endif +int vfsgid_in_group_p(vfsgid_t vfsgid); -/** - * initial_idmapping - check whether this is the initial mapping - * @ns: idmapping to check - * - * Check whether this is the initial mapping, mapping 0 to 0, 1 to 1, - * [...], 1000 to 1000 [...]. - * - * Return: true if this is the initial mapping, false if not. - */ -static inline bool initial_idmapping(const struct user_namespace *ns) -{ - return ns == &init_user_ns; -} +vfsuid_t make_vfsuid(struct mnt_idmap *idmap, + struct user_namespace *fs_userns, kuid_t kuid); -/** - * no_idmapping - check whether we can skip remapping a kuid/gid - * @mnt_userns: the mount's idmapping - * @fs_userns: the filesystem's idmapping - * - * This function can be used to check whether a remapping between two - * idmappings is required. - * An idmapped mount is a mount that has an idmapping attached to it that - * is different from the filsystem's idmapping and the initial idmapping. - * If the initial mapping is used or the idmapping of the mount and the - * filesystem are identical no remapping is required. - * - * Return: true if remapping can be skipped, false if not. - */ -static inline bool no_idmapping(const struct user_namespace *mnt_userns, - const struct user_namespace *fs_userns) -{ - return initial_idmapping(mnt_userns) || mnt_userns == fs_userns; -} +vfsgid_t make_vfsgid(struct mnt_idmap *idmap, + struct user_namespace *fs_userns, kgid_t kgid); -/** - * make_vfsuid - map a filesystem kuid into a mnt_userns - * @mnt_userns: the mount's idmapping - * @fs_userns: the filesystem's idmapping - * @kuid : kuid to be mapped - * - * Take a @kuid and remap it from @fs_userns into @mnt_userns. Use this - * function when preparing a @kuid to be reported to userspace. - * - * If no_idmapping() determines that this is not an idmapped mount we can - * simply return @kuid unchanged. - * If initial_idmapping() tells us that the filesystem is not mounted with an - * idmapping we know the value of @kuid won't change when calling - * from_kuid() so we can simply retrieve the value via __kuid_val() - * directly. - * - * Return: @kuid mapped according to @mnt_userns. - * If @kuid has no mapping in either @mnt_userns or @fs_userns INVALID_UID is - * returned. - */ +kuid_t from_vfsuid(struct mnt_idmap *idmap, + struct user_namespace *fs_userns, vfsuid_t vfsuid); -static inline vfsuid_t make_vfsuid(struct user_namespace *mnt_userns, - struct user_namespace *fs_userns, - kuid_t kuid) -{ - uid_t uid; - - if (no_idmapping(mnt_userns, fs_userns)) - return VFSUIDT_INIT(kuid); - if (initial_idmapping(fs_userns)) - uid = __kuid_val(kuid); - else - uid = from_kuid(fs_userns, kuid); - if (uid == (uid_t)-1) - return INVALID_VFSUID; - return VFSUIDT_INIT(make_kuid(mnt_userns, uid)); -} - -/** - * make_vfsgid - map a filesystem kgid into a mnt_userns - * @mnt_userns: the mount's idmapping - * @fs_userns: the filesystem's idmapping - * @kgid : kgid to be mapped - * - * Take a @kgid and remap it from @fs_userns into @mnt_userns. Use this - * function when preparing a @kgid to be reported to userspace. - * - * If no_idmapping() determines that this is not an idmapped mount we can - * simply return @kgid unchanged. - * If initial_idmapping() tells us that the filesystem is not mounted with an - * idmapping we know the value of @kgid won't change when calling - * from_kgid() so we can simply retrieve the value via __kgid_val() - * directly. - * - * Return: @kgid mapped according to @mnt_userns. - * If @kgid has no mapping in either @mnt_userns or @fs_userns INVALID_GID is - * returned. - */ - -static inline vfsgid_t make_vfsgid(struct user_namespace *mnt_userns, - struct user_namespace *fs_userns, - kgid_t kgid) -{ - gid_t gid; - - if (no_idmapping(mnt_userns, fs_userns)) - return VFSGIDT_INIT(kgid); - if (initial_idmapping(fs_userns)) - gid = __kgid_val(kgid); - else - gid = from_kgid(fs_userns, kgid); - if (gid == (gid_t)-1) - return INVALID_VFSGID; - return VFSGIDT_INIT(make_kgid(mnt_userns, gid)); -} - -/** - * from_vfsuid - map a vfsuid into the filesystem idmapping - * @mnt_userns: the mount's idmapping - * @fs_userns: the filesystem's idmapping - * @vfsuid : vfsuid to be mapped - * - * Map @vfsuid into the filesystem idmapping. This function has to be used in - * order to e.g. write @vfsuid to inode->i_uid. - * - * Return: @vfsuid mapped into the filesystem idmapping - */ -static inline kuid_t from_vfsuid(struct user_namespace *mnt_userns, - struct user_namespace *fs_userns, - vfsuid_t vfsuid) -{ - uid_t uid; - - if (no_idmapping(mnt_userns, fs_userns)) - return AS_KUIDT(vfsuid); - uid = from_kuid(mnt_userns, AS_KUIDT(vfsuid)); - if (uid == (uid_t)-1) - return INVALID_UID; - if (initial_idmapping(fs_userns)) - return KUIDT_INIT(uid); - return make_kuid(fs_userns, uid); -} +kgid_t from_vfsgid(struct mnt_idmap *idmap, + struct user_namespace *fs_userns, vfsgid_t vfsgid); /** * vfsuid_has_fsmapping - check whether a vfsuid maps into the filesystem - * @mnt_userns: the mount's idmapping + * @idmap: the mount's idmapping * @fs_userns: the filesystem's idmapping * @vfsuid: vfsuid to be mapped * @@ -283,11 +139,11 @@ static inline kuid_t from_vfsuid(struct user_namespace *mnt_userns, * * Return: true if @vfsuid has a mapping in the filesystem, false if not. */ -static inline bool vfsuid_has_fsmapping(struct user_namespace *mnt_userns, +static inline bool vfsuid_has_fsmapping(struct mnt_idmap *idmap, struct user_namespace *fs_userns, vfsuid_t vfsuid) { - return uid_valid(from_vfsuid(mnt_userns, fs_userns, vfsuid)); + return uid_valid(from_vfsuid(idmap, fs_userns, vfsuid)); } static inline bool vfsuid_has_mapping(struct user_namespace *userns, @@ -310,35 +166,8 @@ static inline kuid_t vfsuid_into_kuid(vfsuid_t vfsuid) } /** - * from_vfsgid - map a vfsgid into the filesystem idmapping - * @mnt_userns: the mount's idmapping - * @fs_userns: the filesystem's idmapping - * @vfsgid : vfsgid to be mapped - * - * Map @vfsgid into the filesystem idmapping. This function has to be used in - * order to e.g. write @vfsgid to inode->i_gid. - * - * Return: @vfsgid mapped into the filesystem idmapping - */ -static inline kgid_t from_vfsgid(struct user_namespace *mnt_userns, - struct user_namespace *fs_userns, - vfsgid_t vfsgid) -{ - gid_t gid; - - if (no_idmapping(mnt_userns, fs_userns)) - return AS_KGIDT(vfsgid); - gid = from_kgid(mnt_userns, AS_KGIDT(vfsgid)); - if (gid == (gid_t)-1) - return INVALID_GID; - if (initial_idmapping(fs_userns)) - return KGIDT_INIT(gid); - return make_kgid(fs_userns, gid); -} - -/** * vfsgid_has_fsmapping - check whether a vfsgid maps into the filesystem - * @mnt_userns: the mount's idmapping + * @idmap: the mount's idmapping * @fs_userns: the filesystem's idmapping * @vfsgid: vfsgid to be mapped * @@ -348,11 +177,11 @@ static inline kgid_t from_vfsgid(struct user_namespace *mnt_userns, * * Return: true if @vfsgid has a mapping in the filesystem, false if not. */ -static inline bool vfsgid_has_fsmapping(struct user_namespace *mnt_userns, +static inline bool vfsgid_has_fsmapping(struct mnt_idmap *idmap, struct user_namespace *fs_userns, vfsgid_t vfsgid) { - return gid_valid(from_vfsgid(mnt_userns, fs_userns, vfsgid)); + return gid_valid(from_vfsgid(idmap, fs_userns, vfsgid)); } static inline bool vfsgid_has_mapping(struct user_namespace *userns, @@ -375,8 +204,8 @@ static inline kgid_t vfsgid_into_kgid(vfsgid_t vfsgid) } /** - * mapped_fsuid - return caller's fsuid mapped up into a mnt_userns - * @mnt_userns: the mount's idmapping + * mapped_fsuid - return caller's fsuid mapped according to an idmapping + * @idmap: the mount's idmapping * @fs_userns: the filesystem's idmapping * * Use this helper to initialize a new vfs or filesystem object based on @@ -385,18 +214,17 @@ static inline kgid_t vfsgid_into_kgid(vfsgid_t vfsgid) * O_CREAT. Other examples include the allocation of quotas for a specific * user. * - * Return: the caller's current fsuid mapped up according to @mnt_userns. + * Return: the caller's current fsuid mapped up according to @idmap. */ -static inline kuid_t mapped_fsuid(struct user_namespace *mnt_userns, +static inline kuid_t mapped_fsuid(struct mnt_idmap *idmap, struct user_namespace *fs_userns) { - return from_vfsuid(mnt_userns, fs_userns, - VFSUIDT_INIT(current_fsuid())); + return from_vfsuid(idmap, fs_userns, VFSUIDT_INIT(current_fsuid())); } /** - * mapped_fsgid - return caller's fsgid mapped up into a mnt_userns - * @mnt_userns: the mount's idmapping + * mapped_fsgid - return caller's fsgid mapped according to an idmapping + * @idmap: the mount's idmapping * @fs_userns: the filesystem's idmapping * * Use this helper to initialize a new vfs or filesystem object based on @@ -405,13 +233,15 @@ static inline kuid_t mapped_fsuid(struct user_namespace *mnt_userns, * O_CREAT. Other examples include the allocation of quotas for a specific * user. * - * Return: the caller's current fsgid mapped up according to @mnt_userns. + * Return: the caller's current fsgid mapped up according to @idmap. */ -static inline kgid_t mapped_fsgid(struct user_namespace *mnt_userns, +static inline kgid_t mapped_fsgid(struct mnt_idmap *idmap, struct user_namespace *fs_userns) { - return from_vfsgid(mnt_userns, fs_userns, - VFSGIDT_INIT(current_fsgid())); + return from_vfsgid(idmap, fs_userns, VFSGIDT_INIT(current_fsgid())); } +bool check_fsmapping(const struct mnt_idmap *idmap, + const struct super_block *sb); + #endif /* _LINUX_MNT_IDMAPPING_H */ diff --git a/include/linux/mount.h b/include/linux/mount.h index 62475996fac6..52f452b2259a 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -74,8 +74,6 @@ struct vfsmount { struct mnt_idmap *mnt_idmap; } __randomize_layout; -struct user_namespace *mnt_user_ns(const struct vfsmount *mnt); -struct user_namespace *mnt_idmap_owner(const struct mnt_idmap *idmap); static inline struct mnt_idmap *mnt_idmap(const struct vfsmount *mnt) { /* Pairs with smp_store_release() in do_idmap_mount(). */ diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index 25765556223a..a3f8cdca90c8 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -7,7 +7,6 @@ #define __LINUX_MTD_SPI_NOR_H #include <linux/bitops.h> -#include <linux/mtd/cfi.h> #include <linux/mtd/mtd.h> #include <linux/spi/spi-mem.h> diff --git a/include/linux/namei.h b/include/linux/namei.h index 00fee52df842..0d4531fd46e7 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -68,11 +68,11 @@ extern struct dentry *try_lookup_one_len(const char *, struct dentry *, int); extern struct dentry *lookup_one_len(const char *, struct dentry *, int); extern struct dentry *lookup_one_len_unlocked(const char *, struct dentry *, int); extern struct dentry *lookup_positive_unlocked(const char *, struct dentry *, int); -struct dentry *lookup_one(struct user_namespace *, const char *, struct dentry *, int); -struct dentry *lookup_one_unlocked(struct user_namespace *mnt_userns, +struct dentry *lookup_one(struct mnt_idmap *, const char *, struct dentry *, int); +struct dentry *lookup_one_unlocked(struct mnt_idmap *idmap, const char *name, struct dentry *base, int len); -struct dentry *lookup_one_positive_unlocked(struct user_namespace *mnt_userns, +struct dentry *lookup_one_positive_unlocked(struct mnt_idmap *idmap, const char *name, struct dentry *base, int len); diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index aad12a179e54..e6e02184c25a 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2839,8 +2839,6 @@ int unregister_netdevice_notifier(struct notifier_block *nb); int register_netdevice_notifier_net(struct net *net, struct notifier_block *nb); int unregister_netdevice_notifier_net(struct net *net, struct notifier_block *nb); -void move_netdevice_notifier_net(struct net *src_net, struct net *dst_net, - struct notifier_block *nb); int register_netdevice_notifier_dev_net(struct net_device *dev, struct notifier_block *nb, struct netdev_net_notifier *nn); diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h index ab934ad951a8..e8c350a3ade1 100644 --- a/include/linux/netfilter/ipset/ip_set.h +++ b/include/linux/netfilter/ipset/ip_set.h @@ -197,7 +197,7 @@ struct ip_set_region { }; /* Max range where every element is added/deleted in one step */ -#define IPSET_MAX_RANGE (1<<20) +#define IPSET_MAX_RANGE (1<<14) /* The max revision number supported by any set type + 1 */ #define IPSET_REVISION_MAX 9 diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index d92fdfd2444c..d6c119e31d7a 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -392,11 +392,11 @@ extern int nfs_refresh_inode(struct inode *, struct nfs_fattr *); extern int nfs_post_op_update_inode(struct inode *inode, struct nfs_fattr *fattr); extern int nfs_post_op_update_inode_force_wcc(struct inode *inode, struct nfs_fattr *fattr); extern int nfs_post_op_update_inode_force_wcc_locked(struct inode *inode, struct nfs_fattr *fattr); -extern int nfs_getattr(struct user_namespace *, const struct path *, +extern int nfs_getattr(struct mnt_idmap *, const struct path *, struct kstat *, u32, unsigned int); extern void nfs_access_add_cache(struct inode *, struct nfs_access_entry *, const struct cred *); extern void nfs_access_set_mask(struct nfs_access_entry *, u32); -extern int nfs_permission(struct user_namespace *, struct inode *, int); +extern int nfs_permission(struct mnt_idmap *, struct inode *, int); extern int nfs_open(struct inode *, struct file *); extern int nfs_attribute_cache_expired(struct inode *inode); extern int nfs_revalidate_inode(struct inode *inode, unsigned long flags); @@ -405,7 +405,7 @@ extern int nfs_clear_invalid_mapping(struct address_space *mapping); extern bool nfs_mapping_need_revalidate_inode(struct inode *inode); extern int nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping); extern int nfs_revalidate_mapping_rcu(struct inode *inode); -extern int nfs_setattr(struct user_namespace *, struct dentry *, struct iattr *); +extern int nfs_setattr(struct mnt_idmap *, struct dentry *, struct iattr *); extern void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr, struct nfs_fattr *); extern void nfs_setsecurity(struct inode *inode, struct nfs_fattr *fattr); extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx); diff --git a/include/linux/nvme.h b/include/linux/nvme.h index d6be2a686100..4fad4aa245fb 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -7,6 +7,7 @@ #ifndef _LINUX_NVME_H #define _LINUX_NVME_H +#include <linux/bits.h> #include <linux/types.h> #include <linux/uuid.h> @@ -639,8 +640,9 @@ enum { NVME_CMD_EFFECTS_NCC = 1 << 2, NVME_CMD_EFFECTS_NIC = 1 << 3, NVME_CMD_EFFECTS_CCC = 1 << 4, - NVME_CMD_EFFECTS_CSE_MASK = 3 << 16, + NVME_CMD_EFFECTS_CSE_MASK = GENMASK(18, 16), NVME_CMD_EFFECTS_UUID_SEL = 1 << 19, + NVME_CMD_EFFECTS_SCOPE_MASK = GENMASK(31, 20), }; struct nvme_effects_log { diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index 50caa117cb62..bb15c9234e21 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -70,7 +70,6 @@ struct nvmem_keepout { * @word_size: Minimum read/write access granularity. * @stride: Minimum read/write access stride. * @priv: User context passed to read/write callbacks. - * @wp-gpio: Write protect pin * @ignore_wp: Write Protect pin is managed by the provider. * * Note: A default "nvmem<id>" name will be assigned to the device if @@ -85,7 +84,6 @@ struct nvmem_config { const char *name; int id; struct module *owner; - struct gpio_desc *wp_gpio; const struct nvmem_cell_info *cells; int ncells; const struct nvmem_keepout *keepout; diff --git a/include/linux/page_ref.h b/include/linux/page_ref.h index 2e677e6ad09f..d7c2d33baa7f 100644 --- a/include/linux/page_ref.h +++ b/include/linux/page_ref.h @@ -301,7 +301,7 @@ static inline bool folio_ref_try_add_rcu(struct folio *folio, int count) * * You can also use this function if you're holding a lock that prevents * pages being frozen & removed; eg the i_pages lock for the page cache - * or the mmap_sem or page table lock for page tables. In this case, + * or the mmap_lock or page table lock for page tables. In this case, * it will always succeed, and you could have used a plain folio_get(), * but it's sometimes more convenient to have a common function called * from both locked and RCU-protected contexts. diff --git a/include/linux/parport.h b/include/linux/parport.h index 1c16ffb8b908..a0bc9e0267b7 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -40,10 +40,6 @@ struct amiga_parport_state { unsigned char statusdir;/* ciab.ddrb & 7 */ }; -struct ax88796_parport_state { - unsigned char cpr; -}; - struct ip32_parport_state { unsigned int dcr; unsigned int ecr; @@ -55,7 +51,6 @@ struct parport_state { /* ARC has no state. */ struct ax_parport_state ax; struct amiga_parport_state amiga; - struct ax88796_parport_state ax88796; /* Atari has not state. */ struct ip32_parport_state ip32; void *misc; diff --git a/include/linux/pci.h b/include/linux/pci.h index adffd65e84b4..254c8a4126a8 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1621,6 +1621,18 @@ pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs, flags, NULL); } +static inline struct msi_map pci_msix_alloc_irq_at(struct pci_dev *dev, unsigned int index, + const struct irq_affinity_desc *affdesc) +{ + struct msi_map map = { .index = -ENOSYS, }; + + return map; +} + +static inline void pci_msix_free_irq(struct pci_dev *pdev, struct msi_map map) +{ +} + static inline void pci_free_irq_vectors(struct pci_dev *dev) { } diff --git a/include/linux/pda_power.h b/include/linux/pda_power.h deleted file mode 100644 index 2a69db4b60b7..000000000000 --- a/include/linux/pda_power.h +++ /dev/null @@ -1,39 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Common power driver for PDAs and phones with one or two external - * power supplies (AC/USB) connected to main and backup batteries, - * and optional builtin charger. - * - * Copyright © 2007 Anton Vorontsov <cbou@mail.ru> - */ - -#ifndef __PDA_POWER_H__ -#define __PDA_POWER_H__ - -#define PDA_POWER_CHARGE_AC (1 << 0) -#define PDA_POWER_CHARGE_USB (1 << 1) - -struct device; - -struct pda_power_pdata { - int (*init)(struct device *dev); - int (*is_ac_online)(void); - int (*is_usb_online)(void); - void (*set_charge)(int flags); - void (*exit)(struct device *dev); - int (*suspend)(pm_message_t state); - int (*resume)(void); - - char **supplied_to; - size_t num_supplicants; - - unsigned int wait_for_status; /* msecs, default is 500 */ - unsigned int wait_for_charger; /* msecs, default is 500 */ - unsigned int polling_interval; /* msecs, default is 2000 */ - - unsigned long ac_max_uA; /* current to draw when on AC */ - - bool use_otg_notifier; -}; - -#endif /* __PDA_POWER_H__ */ diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h index af1071535de8..e60727be79c4 100644 --- a/include/linux/percpu-defs.h +++ b/include/linux/percpu-defs.h @@ -310,7 +310,7 @@ extern void __bad_size_call_parameter(void); #ifdef CONFIG_DEBUG_PREEMPT extern void __this_cpu_preempt_check(const char *op); #else -static inline void __this_cpu_preempt_check(const char *op) { } +static __always_inline void __this_cpu_preempt_check(const char *op) { } #endif #define __pcpu_size_call_return(stem, variable) \ diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index ef914a600087..525b5d64e394 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -100,7 +100,6 @@ struct arm_pmu { void (*stop)(struct arm_pmu *); void (*reset)(void *); int (*map_event)(struct perf_event *event); - bool (*filter)(struct pmu *pmu, int cpu); int num_events; bool secure_access; /* 32-bit ARM only */ #define ARMV8_PMUV3_MAX_COMMON_EVENTS 0x40 diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index c6a3bac76966..d5628a7b5eaa 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -95,6 +95,11 @@ struct perf_raw_record { u32 size; }; +static __always_inline bool perf_raw_frag_last(const struct perf_raw_frag *frag) +{ + return frag->pad < sizeof(u64); +} + /* * branch stack layout: * nr: number of taken branches stored in entries[] @@ -1095,50 +1100,82 @@ int perf_event_read_local(struct perf_event *event, u64 *value, extern u64 perf_event_read_value(struct perf_event *event, u64 *enabled, u64 *running); +extern struct perf_callchain_entry *perf_callchain(struct perf_event *event, struct pt_regs *regs); + +static inline bool branch_sample_no_flags(const struct perf_event *event) +{ + return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_NO_FLAGS; +} + +static inline bool branch_sample_no_cycles(const struct perf_event *event) +{ + return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_NO_CYCLES; +} + +static inline bool branch_sample_type(const struct perf_event *event) +{ + return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_TYPE_SAVE; +} + +static inline bool branch_sample_hw_index(const struct perf_event *event) +{ + return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_HW_INDEX; +} + +static inline bool branch_sample_priv(const struct perf_event *event) +{ + return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE; +} + struct perf_sample_data { /* - * Fields set by perf_sample_data_init(), group so as to - * minimize the cachelines touched. + * Fields set by perf_sample_data_init() unconditionally, + * group so as to minimize the cachelines touched. */ u64 sample_flags; u64 period; + u64 dyn_size; /* - * The other fields, optionally {set,used} by - * perf_{prepare,output}_sample(). + * Fields commonly set by __perf_event_header__init_id(), + * group so as to minimize the cachelines touched. */ - struct perf_branch_stack *br_stack; - union perf_sample_weight weight; - union perf_mem_data_src data_src; - u64 txn; - u64 addr; - struct perf_raw_record *raw; - u64 type; - u64 ip; struct { u32 pid; u32 tid; } tid_entry; u64 time; u64 id; - u64 stream_id; struct { u32 cpu; u32 reserved; } cpu_entry; + + /* + * The other fields, optionally {set,used} by + * perf_{prepare,output}_sample(). + */ + u64 ip; struct perf_callchain_entry *callchain; - u64 aux_size; + struct perf_raw_record *raw; + struct perf_branch_stack *br_stack; + union perf_sample_weight weight; + union perf_mem_data_src data_src; + u64 txn; struct perf_regs regs_user; struct perf_regs regs_intr; u64 stack_user_size; - u64 phys_addr; + u64 stream_id; u64 cgroup; + u64 addr; + u64 phys_addr; u64 data_page_size; u64 code_page_size; + u64 aux_size; } ____cacheline_aligned; /* default value for data source */ @@ -1154,6 +1191,7 @@ static inline void perf_sample_data_init(struct perf_sample_data *data, /* remaining struct members initialized in perf_prepare_sample() */ data->sample_flags = PERF_SAMPLE_PERIOD; data->period = period; + data->dyn_size = 0; if (addr) { data->addr = addr; @@ -1161,6 +1199,68 @@ static inline void perf_sample_data_init(struct perf_sample_data *data, } } +static inline void perf_sample_save_callchain(struct perf_sample_data *data, + struct perf_event *event, + struct pt_regs *regs) +{ + int size = 1; + + data->callchain = perf_callchain(event, regs); + size += data->callchain->nr; + + data->dyn_size += size * sizeof(u64); + data->sample_flags |= PERF_SAMPLE_CALLCHAIN; +} + +static inline void perf_sample_save_raw_data(struct perf_sample_data *data, + struct perf_raw_record *raw) +{ + struct perf_raw_frag *frag = &raw->frag; + u32 sum = 0; + int size; + + do { + sum += frag->size; + if (perf_raw_frag_last(frag)) + break; + frag = frag->next; + } while (1); + + size = round_up(sum + sizeof(u32), sizeof(u64)); + raw->size = size - sizeof(u32); + frag->pad = raw->size - sum; + + data->raw = raw; + data->dyn_size += size; + data->sample_flags |= PERF_SAMPLE_RAW; +} + +static inline void perf_sample_save_brstack(struct perf_sample_data *data, + struct perf_event *event, + struct perf_branch_stack *brs) +{ + int size = sizeof(u64); /* nr */ + + if (branch_sample_hw_index(event)) + size += sizeof(u64); + size += brs->nr * sizeof(struct perf_branch_entry); + + data->br_stack = brs; + data->dyn_size += size; + data->sample_flags |= PERF_SAMPLE_BRANCH_STACK; +} + +static inline u32 perf_sample_data_size(struct perf_sample_data *data, + struct perf_event *event) +{ + u32 size = sizeof(struct perf_event_header); + + size += event->header_size + event->id_header_size; + size += data->dyn_size; + + return size; +} + /* * Clear all bitfields in the perf_branch_entry. * The to and from fields are not cleared because they are @@ -1182,7 +1282,10 @@ extern void perf_output_sample(struct perf_output_handle *handle, struct perf_event_header *header, struct perf_sample_data *data, struct perf_event *event); -extern void perf_prepare_sample(struct perf_event_header *header, +extern void perf_prepare_sample(struct perf_sample_data *data, + struct perf_event *event, + struct pt_regs *regs); +extern void perf_prepare_header(struct perf_event_header *header, struct perf_sample_data *data, struct perf_event *event, struct pt_regs *regs); @@ -1402,7 +1505,6 @@ extern void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct extern struct perf_callchain_entry * get_perf_callchain(struct pt_regs *regs, u32 init_nr, bool kernel, bool user, u32 max_stack, bool crosstask, bool add_mark); -extern struct perf_callchain_entry *perf_callchain(struct perf_event *event, struct pt_regs *regs); extern int get_callchain_buffers(int max_stack); extern void put_callchain_buffers(void); extern struct perf_callchain_entry *get_callchain_entry(int *rctx); @@ -1670,11 +1772,6 @@ extern void perf_restore_debug_store(void); static inline void perf_restore_debug_store(void) { } #endif -static __always_inline bool perf_raw_frag_last(const struct perf_raw_frag *frag) -{ - return frag->pad < sizeof(u64); -} - #define perf_output_put(handle, x) perf_output_copy((handle), &(x), sizeof(x)) struct perf_pmu_events_attr { @@ -1724,7 +1821,7 @@ static struct perf_pmu_events_attr _var = { \ .id = _id, } \ })[0].attr.attr) -#define PMU_FORMAT_ATTR(_name, _format) \ +#define PMU_FORMAT_ATTR_SHOW(_name, _format) \ static ssize_t \ _name##_show(struct device *dev, \ struct device_attribute *attr, \ @@ -1733,6 +1830,9 @@ _name##_show(struct device *dev, \ BUILD_BUG_ON(sizeof(_format) >= PAGE_SIZE); \ return sprintf(page, _format "\n"); \ } \ + +#define PMU_FORMAT_ATTR(_name, _format) \ + PMU_FORMAT_ATTR_SHOW(_name, _format) \ \ static struct device_attribute format_attr_##_name = __ATTR_RO(_name) @@ -1781,30 +1881,4 @@ static inline void perf_lopwr_cb(bool mode) } #endif -#ifdef CONFIG_PERF_EVENTS -static inline bool branch_sample_no_flags(const struct perf_event *event) -{ - return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_NO_FLAGS; -} - -static inline bool branch_sample_no_cycles(const struct perf_event *event) -{ - return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_NO_CYCLES; -} - -static inline bool branch_sample_type(const struct perf_event *event) -{ - return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_TYPE_SAVE; -} - -static inline bool branch_sample_hw_index(const struct perf_event *event) -{ - return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_HW_INDEX; -} - -static inline bool branch_sample_priv(const struct perf_event *event) -{ - return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE; -} -#endif /* CONFIG_PERF_EVENTS */ #endif /* _LINUX_PERF_EVENT_H */ diff --git a/include/linux/phy.h b/include/linux/phy.h index 71eeb4e3b1fd..6378c997ded5 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -826,10 +826,7 @@ struct phy_driver { * whether to advertise lower-speed modes for that interface. It is * assumed that if a rate matching mode is supported on an interface, * then that interface's rate can be adapted to all slower link speeds - * supported by the phy. If iface is %PHY_INTERFACE_MODE_NA, and the phy - * supports any kind of rate matching for any interface, then it must - * return that rate matching mode (preferring %RATE_MATCH_PAUSE to - * %RATE_MATCH_CRS). If the interface is not supported, this should + * supported by the phy. If the interface is not supported, this should * return %RATE_MATCH_NONE. */ int (*get_rate_matching)(struct phy_device *phydev, diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h new file mode 100644 index 000000000000..f9c5ac80d59b --- /dev/null +++ b/include/linux/pktcdvd.h @@ -0,0 +1,197 @@ +/* + * Copyright (C) 2000 Jens Axboe <axboe@suse.de> + * Copyright (C) 2001-2004 Peter Osterlund <petero2@telia.com> + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * Packet writing layer for ATAPI and SCSI CD-R, CD-RW, DVD-R, and + * DVD-RW devices. + * + */ +#ifndef __PKTCDVD_H +#define __PKTCDVD_H + +#include <linux/blkdev.h> +#include <linux/completion.h> +#include <linux/cdrom.h> +#include <linux/kobject.h> +#include <linux/sysfs.h> +#include <linux/mempool.h> +#include <uapi/linux/pktcdvd.h> + +/* default bio write queue congestion marks */ +#define PKT_WRITE_CONGESTION_ON 10000 +#define PKT_WRITE_CONGESTION_OFF 9000 + + +struct packet_settings +{ + __u32 size; /* packet size in (512 byte) sectors */ + __u8 fp; /* fixed packets */ + __u8 link_loss; /* the rest is specified + * as per Mt Fuji */ + __u8 write_type; + __u8 track_mode; + __u8 block_mode; +}; + +/* + * Very crude stats for now + */ +struct packet_stats +{ + unsigned long pkt_started; + unsigned long pkt_ended; + unsigned long secs_w; + unsigned long secs_rg; + unsigned long secs_r; +}; + +struct packet_cdrw +{ + struct list_head pkt_free_list; + struct list_head pkt_active_list; + spinlock_t active_list_lock; /* Serialize access to pkt_active_list */ + struct task_struct *thread; + atomic_t pending_bios; +}; + +/* + * Switch to high speed reading after reading this many kilobytes + * with no interspersed writes. + */ +#define HI_SPEED_SWITCH 512 + +struct packet_iosched +{ + atomic_t attention; /* Set to non-zero when queue processing is needed */ + int writing; /* Non-zero when writing, zero when reading */ + spinlock_t lock; /* Protecting read/write queue manipulations */ + struct bio_list read_queue; + struct bio_list write_queue; + sector_t last_write; /* The sector where the last write ended */ + int successive_reads; +}; + +/* + * 32 buffers of 2048 bytes + */ +#if (PAGE_SIZE % CD_FRAMESIZE) != 0 +#error "PAGE_SIZE must be a multiple of CD_FRAMESIZE" +#endif +#define PACKET_MAX_SIZE 128 +#define FRAMES_PER_PAGE (PAGE_SIZE / CD_FRAMESIZE) +#define PACKET_MAX_SECTORS (PACKET_MAX_SIZE * CD_FRAMESIZE >> 9) + +enum packet_data_state { + PACKET_IDLE_STATE, /* Not used at the moment */ + PACKET_WAITING_STATE, /* Waiting for more bios to arrive, so */ + /* we don't have to do as much */ + /* data gathering */ + PACKET_READ_WAIT_STATE, /* Waiting for reads to fill in holes */ + PACKET_WRITE_WAIT_STATE, /* Waiting for the write to complete */ + PACKET_RECOVERY_STATE, /* Recover after read/write errors */ + PACKET_FINISHED_STATE, /* After write has finished */ + + PACKET_NUM_STATES /* Number of possible states */ +}; + +/* + * Information needed for writing a single packet + */ +struct pktcdvd_device; + +struct packet_data +{ + struct list_head list; + + spinlock_t lock; /* Lock protecting state transitions and */ + /* orig_bios list */ + + struct bio_list orig_bios; /* Original bios passed to pkt_make_request */ + /* that will be handled by this packet */ + int write_size; /* Total size of all bios in the orig_bios */ + /* list, measured in number of frames */ + + struct bio *w_bio; /* The bio we will send to the real CD */ + /* device once we have all data for the */ + /* packet we are going to write */ + sector_t sector; /* First sector in this packet */ + int frames; /* Number of frames in this packet */ + + enum packet_data_state state; /* Current state */ + atomic_t run_sm; /* Incremented whenever the state */ + /* machine needs to be run */ + long sleep_time; /* Set this to non-zero to make the state */ + /* machine run after this many jiffies. */ + + atomic_t io_wait; /* Number of pending IO operations */ + atomic_t io_errors; /* Number of read/write errors during IO */ + + struct bio *r_bios[PACKET_MAX_SIZE]; /* bios to use during data gathering */ + struct page *pages[PACKET_MAX_SIZE / FRAMES_PER_PAGE]; + + int cache_valid; /* If non-zero, the data for the zone defined */ + /* by the sector variable is completely cached */ + /* in the pages[] vector. */ + + int id; /* ID number for debugging */ + struct pktcdvd_device *pd; +}; + +struct pkt_rb_node { + struct rb_node rb_node; + struct bio *bio; +}; + +struct packet_stacked_data +{ + struct bio *bio; /* Original read request bio */ + struct pktcdvd_device *pd; +}; +#define PSD_POOL_SIZE 64 + +struct pktcdvd_device +{ + struct block_device *bdev; /* dev attached */ + dev_t pkt_dev; /* our dev */ + char name[20]; + struct packet_settings settings; + struct packet_stats stats; + int refcnt; /* Open count */ + int write_speed; /* current write speed, kB/s */ + int read_speed; /* current read speed, kB/s */ + unsigned long offset; /* start offset */ + __u8 mode_offset; /* 0 / 8 */ + __u8 type; + unsigned long flags; + __u16 mmc3_profile; + __u32 nwa; /* next writable address */ + __u32 lra; /* last recorded address */ + struct packet_cdrw cdrw; + wait_queue_head_t wqueue; + + spinlock_t lock; /* Serialize access to bio_queue */ + struct rb_root bio_queue; /* Work queue of bios we need to handle */ + int bio_queue_size; /* Number of nodes in bio_queue */ + bool congested; /* Someone is waiting for bio_queue_size + * to drop. */ + sector_t current_sector; /* Keep track of where the elevator is */ + atomic_t scan_queue; /* Set to non-zero when pkt_handle_queue */ + /* needs to be run. */ + mempool_t rb_pool; /* mempool for pkt_rb_node allocations */ + + struct packet_iosched iosched; + struct gendisk *disk; + + int write_congestion_off; + int write_congestion_on; + + struct device *dev; /* sysfs pktcdvd[0-7] dev */ + + struct dentry *dfs_d_root; /* debugfs: devname directory */ + struct dentry *dfs_f_info; /* debugfs: info file */ +}; + +#endif /* __PKTCDVD_H */ diff --git a/include/linux/platform_data/asoc-palm27x.h b/include/linux/platform_data/asoc-palm27x.h deleted file mode 100644 index 22b69a393a57..000000000000 --- a/include/linux/platform_data/asoc-palm27x.h +++ /dev/null @@ -1,9 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _INCLUDE_PALMASOC_H_ -#define _INCLUDE_PALMASOC_H_ - -struct palm27x_asoc_info { - int jack_gpio; -}; - -#endif diff --git a/include/linux/platform_data/asoc-poodle.h b/include/linux/platform_data/asoc-poodle.h deleted file mode 100644 index 2052fad55c5c..000000000000 --- a/include/linux/platform_data/asoc-poodle.h +++ /dev/null @@ -1,16 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __LINUX_PLATFORM_DATA_POODLE_AUDIO -#define __LINUX_PLATFORM_DATA_POODLE_AUDIO - -/* locomo is not a proper gpio driver, and uses its own api */ -struct poodle_audio_platform_data { - struct device *locomo_dev; - - int gpio_amp_on; - int gpio_mute_l; - int gpio_mute_r; - int gpio_232vcc_on; - int gpio_jk_b; -}; - -#endif diff --git a/include/linux/platform_data/asoc-s3c24xx_simtec.h b/include/linux/platform_data/asoc-s3c24xx_simtec.h deleted file mode 100644 index 1a7efc98d108..000000000000 --- a/include/linux/platform_data/asoc-s3c24xx_simtec.h +++ /dev/null @@ -1,30 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2008 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * Simtec Audio support. -*/ - -/** - * struct s3c24xx_audio_simtec_pdata - platform data for simtec audio - * @use_mpllin: Select codec clock from MPLLin - * @output_cdclk: Need to output CDCLK to the codec - * @have_mic: Set if we have a MIC socket - * @have_lout: Set if we have a LineOut socket - * @amp_gpio: GPIO pin to enable the AMP - * @amp_gain: Option GPIO to control AMP gain - */ -struct s3c24xx_audio_simtec_pdata { - unsigned int use_mpllin:1; - unsigned int output_cdclk:1; - - unsigned int have_mic:1; - unsigned int have_lout:1; - - int amp_gpio; - int amp_gain[2]; - - void (*startup)(void); -}; diff --git a/include/linux/platform_data/ata-samsung_cf.h b/include/linux/platform_data/ata-samsung_cf.h deleted file mode 100644 index fccf969dc4da..000000000000 --- a/include/linux/platform_data/ata-samsung_cf.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Samsung CF-ATA platform_device info -*/ - -#ifndef __ATA_SAMSUNG_CF_H -#define __ATA_SAMSUNG_CF_H __FILE__ - -/** - * struct s3c_ide_platdata - S3C IDE driver platform data. - * @setup_gpio: Setup the external GPIO pins to the right state for data - * transfer in true-ide mode. - */ -struct s3c_ide_platdata { - void (*setup_gpio)(void); -}; - -/* - * s3c_ide_set_platdata() - Setup the platform specifc data for IDE driver. - * @pdata: Platform data for IDE driver. - */ -extern void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata); - -/* architecture-specific IDE configuration */ -extern void s3c64xx_ide_setup_gpio(void); -extern void s5pv210_ide_setup_gpio(void); - -#endif /*__ATA_SAMSUNG_CF_H */ diff --git a/include/linux/platform_data/clk-s3c2410.h b/include/linux/platform_data/clk-s3c2410.h deleted file mode 100644 index 7eb1cfa5409b..000000000000 --- a/include/linux/platform_data/clk-s3c2410.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2020 Krzysztof Kozlowski <krzk@kernel.org> - */ - -#ifndef __LINUX_PLATFORM_DATA_CLK_S3C2410_H_ -#define __LINUX_PLATFORM_DATA_CLK_S3C2410_H_ - -/** - * struct s3c2410_clk_platform_data - platform data for S3C2410 clock driver - * - * @modify_misccr: Function to modify the MISCCR and return the new value - */ -struct s3c2410_clk_platform_data { - unsigned int (*modify_misccr)(unsigned int clr, unsigned int chg); -}; - -#endif /* __LINUX_PLATFORM_DATA_CLK_S3C2410_H_ */ - diff --git a/include/linux/platform_data/dma-mmp_tdma.h b/include/linux/platform_data/dma-mmp_tdma.h deleted file mode 100644 index 8bec5484dc86..000000000000 --- a/include/linux/platform_data/dma-mmp_tdma.h +++ /dev/null @@ -1,36 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * SRAM Memory Management - * - * Copyright (c) 2011 Marvell Semiconductors Inc. - */ - -#ifndef __DMA_MMP_TDMA_H -#define __DMA_MMP_TDMA_H - -#include <linux/genalloc.h> - -/* ARBITRARY: SRAM allocations are multiples of this 2^N size */ -#define SRAM_GRANULARITY 512 - -enum sram_type { - MMP_SRAM_UNDEFINED = 0, - MMP_ASRAM, - MMP_ISRAM, -}; - -struct sram_platdata { - char *pool_name; - int granularity; -}; - -#ifdef CONFIG_MMP_SRAM -extern struct gen_pool *sram_get_gpool(char *pool_name); -#else -static inline struct gen_pool *sram_get_gpool(char *pool_name) -{ - return NULL; -} -#endif - -#endif /* __DMA_MMP_TDMA_H */ diff --git a/include/linux/platform_data/dma-s3c24xx.h b/include/linux/platform_data/dma-s3c24xx.h deleted file mode 100644 index 96d02dbeea67..000000000000 --- a/include/linux/platform_data/dma-s3c24xx.h +++ /dev/null @@ -1,48 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * S3C24XX DMA handling - * - * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de> - */ - -/* Helper to encode the source selection constraints for early s3c socs. */ -#define S3C24XX_DMA_CHANREQ(src, chan) ((BIT(3) | src) << chan * 4) - -enum s3c24xx_dma_bus { - S3C24XX_DMA_APB, - S3C24XX_DMA_AHB, -}; - -/** - * @bus: on which bus does the peripheral reside - AHB or APB. - * @handshake: is a handshake with the peripheral necessary - * @chansel: channel selection information, depending on variant; reqsel for - * s3c2443 and later and channel-selection map for earlier SoCs - * see CHANSEL doc in s3c2443-dma.c - */ -struct s3c24xx_dma_channel { - enum s3c24xx_dma_bus bus; - bool handshake; - u16 chansel; -}; - -struct dma_slave_map; - -/** - * struct s3c24xx_dma_platdata - platform specific settings - * @num_phy_channels: number of physical channels - * @channels: array of virtual channel descriptions - * @num_channels: number of virtual channels - * @slave_map: dma slave map matching table - * @slavecnt: number of elements in slave_map - */ -struct s3c24xx_dma_platdata { - int num_phy_channels; - struct s3c24xx_dma_channel *channels; - int num_channels; - const struct dma_slave_map *slave_map; - int slavecnt; -}; - -struct dma_chan; -bool s3c24xx_dma_filter(struct dma_chan *chan, void *param); diff --git a/include/linux/platform_data/fb-s3c2410.h b/include/linux/platform_data/fb-s3c2410.h deleted file mode 100644 index 10c11e6316d6..000000000000 --- a/include/linux/platform_data/fb-s3c2410.h +++ /dev/null @@ -1,99 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2004 Arnaud Patard <arnaud.patard@rtp-net.org> - * - * Inspired by pxafb.h -*/ - -#ifndef __ASM_PLAT_FB_S3C2410_H -#define __ASM_PLAT_FB_S3C2410_H __FILE__ - -#include <linux/compiler_types.h> - -struct s3c2410fb_hw { - unsigned long lcdcon1; - unsigned long lcdcon2; - unsigned long lcdcon3; - unsigned long lcdcon4; - unsigned long lcdcon5; -}; - -/* LCD description */ -struct s3c2410fb_display { - /* LCD type */ - unsigned type; -#define S3C2410_LCDCON1_DSCAN4 (0<<5) -#define S3C2410_LCDCON1_STN4 (1<<5) -#define S3C2410_LCDCON1_STN8 (2<<5) -#define S3C2410_LCDCON1_TFT (3<<5) - -#define S3C2410_LCDCON1_TFT1BPP (8<<1) -#define S3C2410_LCDCON1_TFT2BPP (9<<1) -#define S3C2410_LCDCON1_TFT4BPP (10<<1) -#define S3C2410_LCDCON1_TFT8BPP (11<<1) -#define S3C2410_LCDCON1_TFT16BPP (12<<1) -#define S3C2410_LCDCON1_TFT24BPP (13<<1) - - /* Screen size */ - unsigned short width; - unsigned short height; - - /* Screen info */ - unsigned short xres; - unsigned short yres; - unsigned short bpp; - - unsigned pixclock; /* pixclock in picoseconds */ - unsigned short left_margin; /* value in pixels (TFT) or HCLKs (STN) */ - unsigned short right_margin; /* value in pixels (TFT) or HCLKs (STN) */ - unsigned short hsync_len; /* value in pixels (TFT) or HCLKs (STN) */ - unsigned short upper_margin; /* value in lines (TFT) or 0 (STN) */ - unsigned short lower_margin; /* value in lines (TFT) or 0 (STN) */ - unsigned short vsync_len; /* value in lines (TFT) or 0 (STN) */ - - /* lcd configuration registers */ - unsigned long lcdcon5; -#define S3C2410_LCDCON5_BPP24BL (1<<12) -#define S3C2410_LCDCON5_FRM565 (1<<11) -#define S3C2410_LCDCON5_INVVCLK (1<<10) -#define S3C2410_LCDCON5_INVVLINE (1<<9) -#define S3C2410_LCDCON5_INVVFRAME (1<<8) -#define S3C2410_LCDCON5_INVVD (1<<7) -#define S3C2410_LCDCON5_INVVDEN (1<<6) -#define S3C2410_LCDCON5_INVPWREN (1<<5) -#define S3C2410_LCDCON5_INVLEND (1<<4) -#define S3C2410_LCDCON5_PWREN (1<<3) -#define S3C2410_LCDCON5_ENLEND (1<<2) -#define S3C2410_LCDCON5_BSWP (1<<1) -#define S3C2410_LCDCON5_HWSWP (1<<0) -}; - -struct s3c2410fb_mach_info { - - struct s3c2410fb_display *displays; /* attached displays info */ - unsigned num_displays; /* number of defined displays */ - unsigned default_display; - - /* GPIOs */ - - unsigned long gpcup; - unsigned long gpcup_mask; - unsigned long gpccon; - unsigned long gpccon_mask; - unsigned long gpdup; - unsigned long gpdup_mask; - unsigned long gpdcon; - unsigned long gpdcon_mask; - - void __iomem * gpccon_reg; - void __iomem * gpcup_reg; - void __iomem * gpdcon_reg; - void __iomem * gpdup_reg; - - /* lpc3600 control register */ - unsigned long lpcsel; -}; - -extern void s3c24xx_fb_set_platdata(struct s3c2410fb_mach_info *); - -#endif /* __ASM_PLAT_FB_S3C2410_H */ diff --git a/include/linux/platform_data/irda-pxaficp.h b/include/linux/platform_data/irda-pxaficp.h deleted file mode 100644 index bd35ddcf3068..000000000000 --- a/include/linux/platform_data/irda-pxaficp.h +++ /dev/null @@ -1,26 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef ASMARM_ARCH_IRDA_H -#define ASMARM_ARCH_IRDA_H - -/* board specific transceiver capabilities */ - -#define IR_OFF 1 -#define IR_SIRMODE 2 -#define IR_FIRMODE 4 - -struct pxaficp_platform_data { - int transceiver_cap; - void (*transceiver_mode)(struct device *dev, int mode); - int (*startup)(struct device *dev); - void (*shutdown)(struct device *dev); - int gpio_pwdown; /* powerdown GPIO for the IrDA chip */ - bool gpio_pwdown_inverted; /* gpio_pwdown is inverted */ -}; - -extern void pxa_set_ficp_info(struct pxaficp_platform_data *info); - -#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x) -void pxa2xx_transceiver_mode(struct device *dev, int mode); -#endif - -#endif diff --git a/include/linux/platform_data/irda-sa11x0.h b/include/linux/platform_data/irda-sa11x0.h deleted file mode 100644 index 7db59c917575..000000000000 --- a/include/linux/platform_data/irda-sa11x0.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * arch/arm/include/asm/mach/irda.h - * - * Copyright (C) 2004 Russell King. - */ -#ifndef __ASM_ARM_MACH_IRDA_H -#define __ASM_ARM_MACH_IRDA_H - -struct irda_platform_data { - int (*startup)(struct device *); - void (*shutdown)(struct device *); - int (*set_power)(struct device *, unsigned int state); - void (*set_speed)(struct device *, unsigned int speed); -}; - -#endif diff --git a/include/linux/platform_data/keyboard-pxa930_rotary.h b/include/linux/platform_data/keyboard-pxa930_rotary.h deleted file mode 100644 index 3271aa01cbe8..000000000000 --- a/include/linux/platform_data/keyboard-pxa930_rotary.h +++ /dev/null @@ -1,21 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_ARCH_PXA930_ROTARY_H -#define __ASM_ARCH_PXA930_ROTARY_H - -/* NOTE: - * - * rotary can be either interpreted as a ralative input event (e.g. - * REL_WHEEL or REL_HWHEEL) or a specific key event (e.g. UP/DOWN - * or LEFT/RIGHT), depending on if up_key & down_key are assigned - * or rel_code is assigned a non-zero value. When all are non-zero, - * up_key and down_key will be preferred. - */ -struct pxa930_rotary_platform_data { - int up_key; - int down_key; - int rel_code; -}; - -void __init pxa930_set_rotarykey_info(struct pxa930_rotary_platform_data *info); - -#endif /* __ASM_ARCH_PXA930_ROTARY_H */ diff --git a/include/linux/platform_data/leds-omap.h b/include/linux/platform_data/leds-omap.h deleted file mode 100644 index dd1a3ec86fe4..000000000000 --- a/include/linux/platform_data/leds-omap.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2006 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - */ -#ifndef ASMARM_ARCH_LED_H -#define ASMARM_ARCH_LED_H - -struct omap_led_config { - struct led_classdev cdev; - s16 gpio; -}; - -struct omap_led_platform_data { - s16 nr_leds; - struct omap_led_config *leds; -}; - -#endif diff --git a/include/linux/platform_data/leds-s3c24xx.h b/include/linux/platform_data/leds-s3c24xx.h deleted file mode 100644 index 64f8d14876e0..000000000000 --- a/include/linux/platform_data/leds-s3c24xx.h +++ /dev/null @@ -1,18 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2006 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * S3C24XX - LEDs GPIO connector -*/ - -#ifndef __LEDS_S3C24XX_H -#define __LEDS_S3C24XX_H - -struct s3c24xx_led_platdata { - char *name; - char *def_trigger; -}; - -#endif /* __LEDS_S3C24XX_H */ diff --git a/include/linux/platform_data/media/s5p_hdmi.h b/include/linux/platform_data/media/s5p_hdmi.h deleted file mode 100644 index 457321e917b9..000000000000 --- a/include/linux/platform_data/media/s5p_hdmi.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Driver header for S5P HDMI chip. - * - * Copyright (c) 2011 Samsung Electronics, Co. Ltd - * Contact: Tomasz Stanislawski <t.stanislaws@samsung.com> - */ - -#ifndef S5P_HDMI_H -#define S5P_HDMI_H - -struct i2c_board_info; - -/** - * @hdmiphy_bus: controller id for HDMIPHY bus - * @hdmiphy_info: template for HDMIPHY I2C device - * @mhl_bus: controller id for MHL control bus - * @mhl_info: template for MHL I2C device - * @hpd_gpio: GPIO for Hot-Plug-Detect pin - * - * NULL pointer for *_info fields indicates that - * the corresponding chip is not present - */ -struct s5p_hdmi_platform_data { - int hdmiphy_bus; - struct i2c_board_info *hdmiphy_info; - int mhl_bus; - struct i2c_board_info *mhl_info; - int hpd_gpio; -}; - -#endif /* S5P_HDMI_H */ diff --git a/include/linux/platform_data/mmc-s3cmci.h b/include/linux/platform_data/mmc-s3cmci.h deleted file mode 100644 index bacb86db3112..000000000000 --- a/include/linux/platform_data/mmc-s3cmci.h +++ /dev/null @@ -1,51 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ARCH_MCI_H -#define _ARCH_MCI_H - -/** - * struct s3c24xx_mci_pdata - sd/mmc controller platform data - * @no_wprotect: Set this to indicate there is no write-protect switch. - * @no_detect: Set this if there is no detect switch. - * @wprotect_invert: Invert the default sense of the write protect switch. - * @use_dma: Set to allow the use of DMA. - * @gpio_detect: GPIO number for the card detect line. - * @gpio_wprotect: GPIO number for the write protect line. - * @ocr_avail: The mask of the available power states, non-zero to use. - * @set_power: Callback to control the power mode. - * - * The @gpio_detect is used for card detection when @no_wprotect is unset, - * and the default sense is that 0 returned from gpio_get_value() means - * that a card is inserted. If @detect_invert is set, then the value from - * gpio_get_value() is inverted, which makes 1 mean card inserted. - * - * The driver will use @gpio_wprotect to signal whether the card is write - * protected if @no_wprotect is not set. A 0 returned from gpio_get_value() - * means the card is read/write, and 1 means read-only. The @wprotect_invert - * will invert the value returned from gpio_get_value(). - * - * Card power is set by @ocr_availa, using MCC_VDD_ constants if it is set - * to a non-zero value, otherwise the default of 3.2-3.4V is used. - */ -struct s3c24xx_mci_pdata { - unsigned int no_wprotect:1; - unsigned int no_detect:1; - unsigned int wprotect_invert:1; - unsigned int use_dma:1; - - unsigned long ocr_avail; - void (*set_power)(unsigned char power_mode, - unsigned short vdd); - struct gpio_desc *bus[6]; -}; - -/** - * s3c24xx_mci_set_platdata - set platform data for mmc/sdi device - * @pdata: The platform data - * - * Copy the platform data supplied by @pdata so that this can be marked - * __initdata. - */ -extern void s3c24xx_mci_def_set_power(unsigned char power_mode, unsigned short vdd); -extern void s3c24xx_mci_set_platdata(struct s3c24xx_mci_pdata *pdata); - -#endif /* _ARCH_NCI_H */ diff --git a/include/linux/platform_data/mmp_audio.h b/include/linux/platform_data/mmp_audio.h deleted file mode 100644 index 83428d8ee18d..000000000000 --- a/include/linux/platform_data/mmp_audio.h +++ /dev/null @@ -1,18 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * MMP Platform AUDIO Management - * - * Copyright (c) 2011 Marvell Semiconductors Inc. - */ - -#ifndef MMP_AUDIO_H -#define MMP_AUDIO_H - -struct mmp_audio_platdata { - u32 period_max_capture; - u32 buffer_max_capture; - u32 period_max_playback; - u32 buffer_max_playback; -}; - -#endif /* MMP_AUDIO_H */ diff --git a/include/linux/platform_data/mouse-pxa930_trkball.h b/include/linux/platform_data/mouse-pxa930_trkball.h deleted file mode 100644 index ba0ac7a30d8c..000000000000 --- a/include/linux/platform_data/mouse-pxa930_trkball.h +++ /dev/null @@ -1,11 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_ARCH_PXA930_TRKBALL_H -#define __ASM_ARCH_PXA930_TRKBALL_H - -struct pxa930_trkball_platform_data { - int x_filter; - int y_filter; -}; - -#endif /* __ASM_ARCH_PXA930_TRKBALL_H */ - diff --git a/include/linux/platform_data/rtc-v3020.h b/include/linux/platform_data/rtc-v3020.h deleted file mode 100644 index e55d82cebf80..000000000000 --- a/include/linux/platform_data/rtc-v3020.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * v3020.h - Registers definition and platform data structure for the v3020 RTC. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006, 8D Technologies inc. - */ -#ifndef __LINUX_V3020_H -#define __LINUX_V3020_H - -/* The v3020 has only one data pin but which one - * is used depends on the board. */ -struct v3020_platform_data { - int leftshift; /* (1<<(leftshift)) & readl() */ - - unsigned int use_gpio:1; - unsigned int gpio_cs; - unsigned int gpio_wr; - unsigned int gpio_rd; - unsigned int gpio_io; -}; - -#define V3020_STATUS_0 0x00 -#define V3020_STATUS_1 0x01 -#define V3020_SECONDS 0x02 -#define V3020_MINUTES 0x03 -#define V3020_HOURS 0x04 -#define V3020_MONTH_DAY 0x05 -#define V3020_MONTH 0x06 -#define V3020_YEAR 0x07 -#define V3020_WEEK_DAY 0x08 -#define V3020_WEEK 0x09 - -#define V3020_IS_COMMAND(val) ((val)>=0x0E) - -#define V3020_CMD_RAM2CLOCK 0x0E -#define V3020_CMD_CLOCK2RAM 0x0F - -#endif /* __LINUX_V3020_H */ diff --git a/include/linux/platform_data/s3c-hsudc.h b/include/linux/platform_data/s3c-hsudc.h deleted file mode 100644 index a170939832d5..000000000000 --- a/include/linux/platform_data/s3c-hsudc.h +++ /dev/null @@ -1,33 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * S3C24XX USB 2.0 High-speed USB controller gadget driver - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * The S3C24XX USB 2.0 high-speed USB controller supports upto 9 endpoints. - * Each endpoint can be configured as either in or out endpoint. Endpoints - * can be configured for Bulk or Interrupt transfer mode. -*/ - -#ifndef __LINUX_USB_S3C_HSUDC_H -#define __LINUX_USB_S3C_HSUDC_H - -/** - * s3c24xx_hsudc_platdata - Platform data for USB High-Speed gadget controller. - * @epnum: Number of endpoints to be instantiated by the controller driver. - * @gpio_init: Platform specific USB related GPIO initialization. - * @gpio_uninit: Platform specific USB releted GPIO uninitialzation. - * - * Representation of platform data for the S3C24XX USB 2.0 High Speed gadget - * controllers. - */ -struct s3c24xx_hsudc_platdata { - unsigned int epnum; - void (*gpio_init)(void); - void (*gpio_uninit)(void); - void (*phy_init)(void); - void (*phy_uninit)(void); -}; - -#endif /* __LINUX_USB_S3C_HSUDC_H */ diff --git a/include/linux/platform_data/usb-pxa3xx-ulpi.h b/include/linux/platform_data/usb-pxa3xx-ulpi.h deleted file mode 100644 index 4d31a5cbdeb1..000000000000 --- a/include/linux/platform_data/usb-pxa3xx-ulpi.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * PXA3xx U2D header - * - * Copyright (C) 2010 CompuLab Ltd. - * - * Igor Grinberg <grinberg@compulab.co.il> - */ -#ifndef __PXA310_U2D__ -#define __PXA310_U2D__ - -#include <linux/usb/ulpi.h> - -struct pxa3xx_u2d_platform_data { - -#define ULPI_SER_6PIN (1 << 0) -#define ULPI_SER_3PIN (1 << 1) - unsigned int ulpi_mode; - - int (*init)(struct device *); - void (*exit)(struct device *); -}; - - -/* Start PXA3xx U2D host */ -int pxa3xx_u2d_start_hc(struct usb_bus *host); -/* Stop PXA3xx U2D host */ -void pxa3xx_u2d_stop_hc(struct usb_bus *host); - -extern void pxa3xx_set_u2d_info(struct pxa3xx_u2d_platform_data *info); - -#endif /* __PXA310_U2D__ */ diff --git a/include/linux/platform_data/usb-s3c2410_udc.h b/include/linux/platform_data/usb-s3c2410_udc.h deleted file mode 100644 index c0fbe1fe3426..000000000000 --- a/include/linux/platform_data/usb-s3c2410_udc.h +++ /dev/null @@ -1,33 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* arch/arm/plat-samsung/include/plat/udc.h - * - * Copyright (c) 2005 Arnaud Patard <arnaud.patard@rtp-net.org> - * - * Changelog: - * 14-Mar-2005 RTP Created file - * 02-Aug-2005 RTP File rename - * 07-Sep-2005 BJD Minor cleanups, changed cmd to enum - * 18-Jan-2007 HMW Add per-platform vbus_draw function -*/ - -#ifndef __ASM_ARM_ARCH_UDC_H -#define __ASM_ARM_ARCH_UDC_H - -enum s3c2410_udc_cmd_e { - S3C2410_UDC_P_ENABLE = 1, /* Pull-up enable */ - S3C2410_UDC_P_DISABLE = 2, /* Pull-up disable */ - S3C2410_UDC_P_RESET = 3, /* UDC reset, in case of */ -}; - -struct s3c2410_udc_mach_info { - void (*udc_command)(enum s3c2410_udc_cmd_e); - void (*vbus_draw)(unsigned int ma); -}; - -extern void __init s3c24xx_udc_set_platdata(struct s3c2410_udc_mach_info *); - -struct s3c24xx_hsudc_platdata; - -extern void __init s3c24xx_hsudc_set_platdata(struct s3c24xx_hsudc_platdata *pd); - -#endif /* __ASM_ARM_ARCH_UDC_H */ diff --git a/include/linux/platform_data/voltage-omap.h b/include/linux/platform_data/voltage-omap.h index 43e8da9fb447..6d74e507dbd2 100644 --- a/include/linux/platform_data/voltage-omap.h +++ b/include/linux/platform_data/voltage-omap.h @@ -29,7 +29,6 @@ struct omap_volt_data { struct voltagedomain; struct voltagedomain *voltdm_lookup(const char *name); -int voltdm_scale(struct voltagedomain *voltdm, unsigned long target_volt); unsigned long voltdm_get_voltage(struct voltagedomain *voltdm); struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, unsigned long volt); diff --git a/include/linux/platform_data/x86/simatic-ipc.h b/include/linux/platform_data/x86/simatic-ipc.h index 632320ec8f08..a48bb5240977 100644 --- a/include/linux/platform_data/x86/simatic-ipc.h +++ b/include/linux/platform_data/x86/simatic-ipc.h @@ -32,7 +32,8 @@ enum simatic_ipc_station_ids { SIMATIC_IPC_IPC477E = 0x00000A02, SIMATIC_IPC_IPC127E = 0x00000D01, SIMATIC_IPC_IPC227G = 0x00000F01, - SIMATIC_IPC_IPC427G = 0x00001001, + SIMATIC_IPC_IPCBX_39A = 0x00001001, + SIMATIC_IPC_IPCPX_39A = 0x00001002, }; static inline u32 simatic_ipc_get_station_id(u8 *data, int max_len) diff --git a/include/linux/poison.h b/include/linux/poison.h index 2d3249eb0e62..0e8a1f2ceb2f 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h @@ -84,4 +84,7 @@ /********** kernel/bpf/ **********/ #define BPF_PTR_POISON ((void *)(0xeB9FUL + POISON_POINTER_DELTA)) +/********** VFS **********/ +#define VFS_PTR_POISON ((void *)(0xF5 + POISON_POINTER_DELTA)) + #endif diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index ee608d22ecb9..21cc29b8a9e8 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -69,20 +69,20 @@ extern int __posix_acl_create(struct posix_acl **, gfp_t, umode_t *); extern int __posix_acl_chmod(struct posix_acl **, gfp_t, umode_t); extern struct posix_acl *get_posix_acl(struct inode *, int); -int set_posix_acl(struct user_namespace *, struct dentry *, int, +int set_posix_acl(struct mnt_idmap *, struct dentry *, int, struct posix_acl *); struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type); struct posix_acl *posix_acl_clone(const struct posix_acl *acl, gfp_t flags); #ifdef CONFIG_FS_POSIX_ACL -int posix_acl_chmod(struct user_namespace *, struct dentry *, umode_t); +int posix_acl_chmod(struct mnt_idmap *, struct dentry *, umode_t); extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **, struct posix_acl **); -int posix_acl_update_mode(struct user_namespace *, struct inode *, umode_t *, +int posix_acl_update_mode(struct mnt_idmap *, struct inode *, umode_t *, struct posix_acl **); -int simple_set_acl(struct user_namespace *, struct dentry *, +int simple_set_acl(struct mnt_idmap *, struct dentry *, struct posix_acl *, int); extern int simple_acl_create(struct inode *, struct inode *); @@ -91,7 +91,7 @@ void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl); void forget_cached_acl(struct inode *inode, int type); void forget_all_cached_acls(struct inode *inode); int posix_acl_valid(struct user_namespace *, const struct posix_acl *); -int posix_acl_permission(struct user_namespace *, struct inode *, +int posix_acl_permission(struct mnt_idmap *, struct inode *, const struct posix_acl *, int); static inline void cache_no_acl(struct inode *inode) @@ -100,14 +100,14 @@ static inline void cache_no_acl(struct inode *inode) inode->i_default_acl = NULL; } -int vfs_set_acl(struct user_namespace *mnt_userns, struct dentry *dentry, +int vfs_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl); -struct posix_acl *vfs_get_acl(struct user_namespace *mnt_userns, +struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); -int vfs_remove_acl(struct user_namespace *mnt_userns, struct dentry *dentry, +int vfs_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); #else -static inline int posix_acl_chmod(struct user_namespace *mnt_userns, +static inline int posix_acl_chmod(struct mnt_idmap *idmap, struct dentry *dentry, umode_t mode) { return 0; @@ -134,21 +134,21 @@ static inline void forget_all_cached_acls(struct inode *inode) { } -static inline int vfs_set_acl(struct user_namespace *mnt_userns, +static inline int vfs_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, struct posix_acl *acl) { return -EOPNOTSUPP; } -static inline struct posix_acl *vfs_get_acl(struct user_namespace *mnt_userns, +static inline struct posix_acl *vfs_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { return ERR_PTR(-EOPNOTSUPP); } -static inline int vfs_remove_acl(struct user_namespace *mnt_userns, +static inline int vfs_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { return -EOPNOTSUPP; diff --git a/include/linux/power/smartreflex.h b/include/linux/power/smartreflex.h index 167b9b040091..3a2c79dfc1ff 100644 --- a/include/linux/power/smartreflex.h +++ b/include/linux/power/smartreflex.h @@ -273,8 +273,6 @@ struct omap_sr_nvalue_table { * @senn_avgweight SENNAVGWEIGHT value of the sr AVGWEIGHT register * @senp_avgweight SENPAVGWEIGHT value of the sr AVGWEIGHT register * @nvalue_count: Number of distinct nvalues in the nvalue table - * @enable_on_init: whether this sr module needs to enabled at - * boot up or not. * @nvalue_table: table containing the efuse offsets and nvalues * corresponding to them. * @voltdm: Pointer to the voltage domain associated with the SR @@ -290,7 +288,6 @@ struct omap_sr_data { u32 senn_avgweight; u32 senp_avgweight; int nvalue_count; - bool enable_on_init; struct omap_sr_nvalue_table *nvalue_table; struct voltagedomain *voltdm; }; diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 0d8625d71733..11a4becff3a9 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -20,12 +20,12 @@ static inline struct quota_info *sb_dqopt(struct super_block *sb) } /* i_mutex must being held */ -static inline bool is_quota_modification(struct user_namespace *mnt_userns, +static inline bool is_quota_modification(struct mnt_idmap *idmap, struct inode *inode, struct iattr *ia) { return ((ia->ia_valid & ATTR_SIZE) || - i_uid_needs_update(mnt_userns, ia, inode) || - i_gid_needs_update(mnt_userns, ia, inode)); + i_uid_needs_update(idmap, ia, inode) || + i_gid_needs_update(idmap, ia, inode)); } #if defined(CONFIG_QUOTA) @@ -116,7 +116,7 @@ int dquot_set_dqblk(struct super_block *sb, struct kqid id, struct qc_dqblk *di); int __dquot_transfer(struct inode *inode, struct dquot **transfer_to); -int dquot_transfer(struct user_namespace *mnt_userns, struct inode *inode, +int dquot_transfer(struct mnt_idmap *idmap, struct inode *inode, struct iattr *iattr); static inline struct mem_dqinfo *sb_dqinfo(struct super_block *sb, int type) @@ -236,7 +236,7 @@ static inline void dquot_free_inode(struct inode *inode) { } -static inline int dquot_transfer(struct user_namespace *mnt_userns, +static inline int dquot_transfer(struct mnt_idmap *idmap, struct inode *inode, struct iattr *iattr) { return 0; diff --git a/include/linux/resctrl.h b/include/linux/resctrl.h index 0cee154abc9f..8334eeacfec5 100644 --- a/include/linux/resctrl.h +++ b/include/linux/resctrl.h @@ -250,6 +250,17 @@ int resctrl_arch_rmid_read(struct rdt_resource *r, struct rdt_domain *d, void resctrl_arch_reset_rmid(struct rdt_resource *r, struct rdt_domain *d, u32 rmid, enum resctrl_event_id eventid); +/** + * resctrl_arch_reset_rmid_all() - Reset all private state associated with + * all rmids and eventids. + * @r: The resctrl resource. + * @d: The domain for which all architectural counter state will + * be cleared. + * + * This can be called from any CPU. + */ +void resctrl_arch_reset_rmid_all(struct rdt_resource *r, struct rdt_domain *d); + extern unsigned int resctrl_rmid_realloc_threshold; extern unsigned int resctrl_rmid_realloc_limit; diff --git a/include/linux/s3c_adc_battery.h b/include/linux/s3c_adc_battery.h deleted file mode 100644 index 57f982c375f8..000000000000 --- a/include/linux/s3c_adc_battery.h +++ /dev/null @@ -1,39 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _S3C_ADC_BATTERY_H -#define _S3C_ADC_BATTERY_H - -struct s3c_adc_bat_thresh { - int volt; /* mV */ - int cur; /* mA */ - int level; /* percent */ -}; - -struct s3c_adc_bat_pdata { - int (*init)(void); - void (*exit)(void); - void (*enable_charger)(void); - void (*disable_charger)(void); - - const struct s3c_adc_bat_thresh *lut_noac; - unsigned int lut_noac_cnt; - const struct s3c_adc_bat_thresh *lut_acin; - unsigned int lut_acin_cnt; - - const unsigned int volt_channel; - const unsigned int current_channel; - const unsigned int backup_volt_channel; - - const unsigned int volt_samples; - const unsigned int current_samples; - const unsigned int backup_volt_samples; - - const unsigned int volt_mult; - const unsigned int current_mult; - const unsigned int backup_volt_mult; - const unsigned int internal_impedance; - - const unsigned int backup_volt_max; - const unsigned int backup_volt_min; -}; - -#endif diff --git a/include/linux/sched.h b/include/linux/sched.h index 853d08f7562b..63d242164b1a 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1302,6 +1302,7 @@ struct task_struct { #ifdef CONFIG_RSEQ struct rseq __user *rseq; + u32 rseq_len; u32 rseq_sig; /* * RmW on rseq_event_mask must be performed atomically @@ -1310,6 +1311,11 @@ struct task_struct { unsigned long rseq_event_mask; #endif +#ifdef CONFIG_SCHED_MM_CID + int mm_cid; /* Current cid in mm */ + int mm_cid_active; /* Whether cid bitmap is active */ +#endif + struct tlbflush_unmap_batch tlb_ubc; union { @@ -1436,7 +1442,7 @@ struct task_struct { #endif #ifdef CONFIG_BLK_CGROUP - struct request_queue *throttle_queue; + struct gendisk *throttle_disk; #endif #ifdef CONFIG_UPROBES @@ -2352,10 +2358,12 @@ static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags) { if (clone_flags & CLONE_VM) { t->rseq = NULL; + t->rseq_len = 0; t->rseq_sig = 0; t->rseq_event_mask = 0; } else { t->rseq = current->rseq; + t->rseq_len = current->rseq_len; t->rseq_sig = current->rseq_sig; t->rseq_event_mask = current->rseq_event_mask; } @@ -2364,6 +2372,7 @@ static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags) static inline void rseq_execve(struct task_struct *t) { t->rseq = NULL; + t->rseq_len = 0; t->rseq_sig = 0; t->rseq_event_mask = 0; } diff --git a/include/linux/sched/clock.h b/include/linux/sched/clock.h index 867d588314e0..ca008f7d3615 100644 --- a/include/linux/sched/clock.h +++ b/include/linux/sched/clock.h @@ -45,7 +45,7 @@ static inline u64 cpu_clock(int cpu) return sched_clock(); } -static inline u64 local_clock(void) +static __always_inline u64 local_clock(void) { return sched_clock(); } @@ -79,10 +79,8 @@ static inline u64 cpu_clock(int cpu) return sched_clock_cpu(cpu); } -static inline u64 local_clock(void) -{ - return sched_clock_cpu(raw_smp_processor_id()); -} +extern u64 local_clock(void); + #endif #ifdef CONFIG_IRQ_TIME_ACCOUNTING diff --git a/include/linux/sched/cputime.h b/include/linux/sched/cputime.h index ce3c58286062..5f8fd5b24a2e 100644 --- a/include/linux/sched/cputime.h +++ b/include/linux/sched/cputime.h @@ -8,15 +8,6 @@ * cputime accounting APIs: */ -#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE -#include <asm/cputime.h> - -#ifndef cputime_to_nsecs -# define cputime_to_nsecs(__ct) \ - (cputime_to_usecs(__ct) * NSEC_PER_USEC) -#endif -#endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */ - #ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN extern bool task_cputime(struct task_struct *t, u64 *utime, u64 *stime); diff --git a/include/linux/sched/idle.h b/include/linux/sched/idle.h index d73d314d59c6..478084f9105e 100644 --- a/include/linux/sched/idle.h +++ b/include/linux/sched/idle.h @@ -23,12 +23,37 @@ static inline void wake_up_if_idle(int cpu) { } */ #ifdef TIF_POLLING_NRFLAG -static inline void __current_set_polling(void) +#ifdef _ASM_GENERIC_BITOPS_INSTRUMENTED_ATOMIC_H + +static __always_inline void __current_set_polling(void) { - set_thread_flag(TIF_POLLING_NRFLAG); + arch_set_bit(TIF_POLLING_NRFLAG, + (unsigned long *)(¤t_thread_info()->flags)); } -static inline bool __must_check current_set_polling_and_test(void) +static __always_inline void __current_clr_polling(void) +{ + arch_clear_bit(TIF_POLLING_NRFLAG, + (unsigned long *)(¤t_thread_info()->flags)); +} + +#else + +static __always_inline void __current_set_polling(void) +{ + set_bit(TIF_POLLING_NRFLAG, + (unsigned long *)(¤t_thread_info()->flags)); +} + +static __always_inline void __current_clr_polling(void) +{ + clear_bit(TIF_POLLING_NRFLAG, + (unsigned long *)(¤t_thread_info()->flags)); +} + +#endif /* _ASM_GENERIC_BITOPS_INSTRUMENTED_ATOMIC_H */ + +static __always_inline bool __must_check current_set_polling_and_test(void) { __current_set_polling(); @@ -41,12 +66,7 @@ static inline bool __must_check current_set_polling_and_test(void) return unlikely(tif_need_resched()); } -static inline void __current_clr_polling(void) -{ - clear_thread_flag(TIF_POLLING_NRFLAG); -} - -static inline bool __must_check current_clr_polling_and_test(void) +static __always_inline bool __must_check current_clr_polling_and_test(void) { __current_clr_polling(); @@ -73,7 +93,7 @@ static inline bool __must_check current_clr_polling_and_test(void) } #endif -static inline void current_clr_polling(void) +static __always_inline void current_clr_polling(void) { __current_clr_polling(); diff --git a/include/linux/security.h b/include/linux/security.h index 5b67f208f7de..5984d0d550b4 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -153,12 +153,11 @@ extern int cap_capset(struct cred *new, const struct cred *old, extern int cap_bprm_creds_from_file(struct linux_binprm *bprm, struct file *file); int cap_inode_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); -int cap_inode_removexattr(struct user_namespace *mnt_userns, +int cap_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name); int cap_inode_need_killpriv(struct dentry *dentry); -int cap_inode_killpriv(struct user_namespace *mnt_userns, - struct dentry *dentry); -int cap_inode_getsecurity(struct user_namespace *mnt_userns, +int cap_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry); +int cap_inode_getsecurity(struct mnt_idmap *idmap, struct inode *inode, const char *name, void **buffer, bool alloc); extern int cap_mmap_addr(unsigned long addr); @@ -356,29 +355,28 @@ int security_inode_readlink(struct dentry *dentry); int security_inode_follow_link(struct dentry *dentry, struct inode *inode, bool rcu); int security_inode_permission(struct inode *inode, int mask); -int security_inode_setattr(struct user_namespace *mnt_userns, +int security_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr); int security_inode_getattr(const struct path *path); -int security_inode_setxattr(struct user_namespace *mnt_userns, +int security_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, size_t size, int flags); -int security_inode_set_acl(struct user_namespace *mnt_userns, +int security_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl); -int security_inode_get_acl(struct user_namespace *mnt_userns, +int security_inode_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); -int security_inode_remove_acl(struct user_namespace *mnt_userns, +int security_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); void security_inode_post_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); int security_inode_getxattr(struct dentry *dentry, const char *name); int security_inode_listxattr(struct dentry *dentry); -int security_inode_removexattr(struct user_namespace *mnt_userns, +int security_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name); int security_inode_need_killpriv(struct dentry *dentry); -int security_inode_killpriv(struct user_namespace *mnt_userns, - struct dentry *dentry); -int security_inode_getsecurity(struct user_namespace *mnt_userns, +int security_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry); +int security_inode_getsecurity(struct mnt_idmap *idmap, struct inode *inode, const char *name, void **buffer, bool alloc); int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags); @@ -862,7 +860,7 @@ static inline int security_inode_permission(struct inode *inode, int mask) return 0; } -static inline int security_inode_setattr(struct user_namespace *mnt_userns, +static inline int security_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr) { @@ -874,14 +872,14 @@ static inline int security_inode_getattr(const struct path *path) return 0; } -static inline int security_inode_setxattr(struct user_namespace *mnt_userns, +static inline int security_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { return cap_inode_setxattr(dentry, name, value, size, flags); } -static inline int security_inode_set_acl(struct user_namespace *mnt_userns, +static inline int security_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) @@ -889,14 +887,14 @@ static inline int security_inode_set_acl(struct user_namespace *mnt_userns, return 0; } -static inline int security_inode_get_acl(struct user_namespace *mnt_userns, +static inline int security_inode_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { return 0; } -static inline int security_inode_remove_acl(struct user_namespace *mnt_userns, +static inline int security_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) { @@ -918,11 +916,11 @@ static inline int security_inode_listxattr(struct dentry *dentry) return 0; } -static inline int security_inode_removexattr(struct user_namespace *mnt_userns, +static inline int security_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name) { - return cap_inode_removexattr(mnt_userns, dentry, name); + return cap_inode_removexattr(idmap, dentry, name); } static inline int security_inode_need_killpriv(struct dentry *dentry) @@ -930,18 +928,18 @@ static inline int security_inode_need_killpriv(struct dentry *dentry) return cap_inode_need_killpriv(dentry); } -static inline int security_inode_killpriv(struct user_namespace *mnt_userns, +static inline int security_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry) { - return cap_inode_killpriv(mnt_userns, dentry); + return cap_inode_killpriv(idmap, dentry); } -static inline int security_inode_getsecurity(struct user_namespace *mnt_userns, +static inline int security_inode_getsecurity(struct mnt_idmap *idmap, struct inode *inode, const char *name, void **buffer, bool alloc) { - return cap_inode_getsecurity(mnt_userns, inode, name, buffer, alloc); + return cap_inode_getsecurity(idmap, inode, name, buffer, alloc); } static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h index 71310efe2fab..7bde8e1c228a 100644 --- a/include/linux/shrinker.h +++ b/include/linux/shrinker.h @@ -107,7 +107,7 @@ extern void synchronize_shrinkers(void); #ifdef CONFIG_SHRINKER_DEBUG extern int shrinker_debugfs_add(struct shrinker *shrinker); -extern void shrinker_debugfs_remove(struct shrinker *shrinker); +extern struct dentry *shrinker_debugfs_remove(struct shrinker *shrinker); extern int __printf(2, 3) shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...); #else /* CONFIG_SHRINKER_DEBUG */ @@ -115,8 +115,9 @@ static inline int shrinker_debugfs_add(struct shrinker *shrinker) { return 0; } -static inline void shrinker_debugfs_remove(struct shrinker *shrinker) +static inline struct dentry *shrinker_debugfs_remove(struct shrinker *shrinker) { + return NULL; } static inline __printf(2, 3) int shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...) diff --git a/include/linux/soc/mmp/cputype.h b/include/linux/soc/mmp/cputype.h index 221790761e8e..f13d127fadc4 100644 --- a/include/linux/soc/mmp/cputype.h +++ b/include/linux/soc/mmp/cputype.h @@ -26,29 +26,7 @@ extern unsigned int mmp_chip_id; -#ifdef CONFIG_CPU_PXA168 -static inline int cpu_is_pxa168(void) -{ - return (((read_cpuid_id() >> 8) & 0xff) == 0x84) && - ((mmp_chip_id & 0xfff) == 0x168); -} -#else -#define cpu_is_pxa168() (0) -#endif - -/* cpu_is_pxa910() is shared on both pxa910 and pxa920 */ -#ifdef CONFIG_CPU_PXA910 -static inline int cpu_is_pxa910(void) -{ - return (((read_cpuid_id() >> 8) & 0xff) == 0x84) && - (((mmp_chip_id & 0xfff) == 0x910) || - ((mmp_chip_id & 0xfff) == 0x920)); -} -#else -#define cpu_is_pxa910() (0) -#endif - -#if defined(CONFIG_CPU_MMP2) || defined(CONFIG_MACH_MMP2_DT) +#if defined(CONFIG_MACH_MMP2_DT) static inline int cpu_is_mmp2(void) { return (((read_cpuid_id() >> 8) & 0xff) == 0x58) && diff --git a/include/linux/soc/samsung/s3c-adc.h b/include/linux/soc/samsung/s3c-adc.h deleted file mode 100644 index 591c94ef957d..000000000000 --- a/include/linux/soc/samsung/s3c-adc.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2008 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * S3C ADC driver information - */ - -#ifndef __LINUX_SOC_SAMSUNG_S3C_ADC_H -#define __LINUX_SOC_SAMSUNG_S3C_ADC_H __FILE__ - -struct s3c_adc_client; -struct platform_device; - -extern int s3c_adc_start(struct s3c_adc_client *client, - unsigned int channel, unsigned int nr_samples); - -extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch); - -extern struct s3c_adc_client * - s3c_adc_register(struct platform_device *pdev, - void (*select)(struct s3c_adc_client *client, - unsigned selected), - void (*conv)(struct s3c_adc_client *client, - unsigned d0, unsigned d1, - unsigned *samples_left), - unsigned int is_ts); - -extern void s3c_adc_release(struct s3c_adc_client *client); - -#endif /* __LINUX_SOC_SAMSUNG_S3C_ADC_H */ diff --git a/include/linux/soc/samsung/s3c-cpu-freq.h b/include/linux/soc/samsung/s3c-cpu-freq.h deleted file mode 100644 index 63e88fd5dea2..000000000000 --- a/include/linux/soc/samsung/s3c-cpu-freq.h +++ /dev/null @@ -1,145 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2006-2007 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * S3C CPU frequency scaling support - driver and board - */ -#ifndef __LINUX_SOC_SAMSUNG_S3C_CPU_FREQ_H -#define __LINUX_SOC_SAMSUNG_S3C_CPU_FREQ_H - -#include <linux/cpufreq.h> - -struct s3c_cpufreq_info; -struct s3c_cpufreq_board; -struct s3c_iotimings; - -/** - * struct s3c_freq - frequency information (mainly for core drivers) - * @fclk: The FCLK frequency in Hz. - * @armclk: The ARMCLK frequency in Hz. - * @hclk_tns: HCLK cycle time in 10ths of nano-seconds. - * @hclk: The HCLK frequency in Hz. - * @pclk: The PCLK frequency in Hz. - * - * This contains the frequency information about the current configuration - * mainly for the core drivers to ensure we do not end up passing about - * a large number of parameters. - * - * The @hclk_tns field is a useful cache for the parts of the drivers that - * need to calculate IO timings and suchlike. - */ -struct s3c_freq { - unsigned long fclk; - unsigned long armclk; - unsigned long hclk_tns; /* in 10ths of ns */ - unsigned long hclk; - unsigned long pclk; -}; - -/** - * struct s3c_cpufreq_freqs - s3c cpufreq notification information. - * @freqs: The cpufreq setting information. - * @old: The old clock settings. - * @new: The new clock settings. - * @pll_changing: Set if the PLL is changing. - * - * Wrapper 'struct cpufreq_freqs' so that any drivers receiving the - * notification can use this information that is not provided by just - * having the core frequency alone. - * - * The pll_changing flag is used to indicate if the PLL itself is - * being set during this change. This is important as the clocks - * will temporarily be set to the XTAL clock during this time, so - * drivers may want to close down their output during this time. - * - * Note, this is not being used by any current drivers and therefore - * may be removed in the future. - */ -struct s3c_cpufreq_freqs { - struct cpufreq_freqs freqs; - struct s3c_freq old; - struct s3c_freq new; - - unsigned int pll_changing:1; -}; - -#define to_s3c_cpufreq(_cf) container_of(_cf, struct s3c_cpufreq_freqs, freqs) - -/** - * struct s3c_clkdivs - clock divisor information - * @p_divisor: Divisor from FCLK to PCLK. - * @h_divisor: Divisor from FCLK to HCLK. - * @arm_divisor: Divisor from FCLK to ARMCLK (not all CPUs). - * @dvs: Non-zero if using DVS mode for ARMCLK. - * - * Divisor settings for the core clocks. - */ -struct s3c_clkdivs { - int p_divisor; - int h_divisor; - int arm_divisor; - unsigned char dvs; -}; - -#define PLLVAL(_m, _p, _s) (((_m) << 12) | ((_p) << 4) | (_s)) - -/** - * struct s3c_pllval - PLL value entry. - * @freq: The frequency for this entry in Hz. - * @pll_reg: The PLL register setting for this PLL value. - */ -struct s3c_pllval { - unsigned long freq; - unsigned long pll_reg; -}; - -/** - * struct s3c_cpufreq_board - per-board cpu frequency informatin - * @refresh: The SDRAM refresh period in nanoseconds. - * @auto_io: Set if the IO timing settings should be generated from the - * initialisation time hardware registers. - * @need_io: Set if the board has external IO on any of the chipselect - * lines that will require the hardware timing registers to be - * updated on a clock change. - * @max: The maxium frequency limits for the system. Any field that - * is left at zero will use the CPU's settings. - * - * This contains the board specific settings that affect how the CPU - * drivers chose settings. These include the memory refresh and IO - * timing information. - * - * Registration depends on the driver being used, the ARMCLK only - * implementation does not currently need this but the older style - * driver requires this to be available. - */ -struct s3c_cpufreq_board { - unsigned int refresh; - unsigned int auto_io:1; /* automatically init io timings. */ - unsigned int need_io:1; /* set if needs io timing support. */ - - /* any non-zero field in here is taken as an upper limit. */ - struct s3c_freq max; /* frequency limits */ -}; - -/* Things depending on frequency scaling. */ -#ifdef CONFIG_ARM_S3C_CPUFREQ -#define __init_or_cpufreq -#else -#define __init_or_cpufreq __init -#endif - -/* Board functions */ - -#ifdef CONFIG_ARM_S3C_CPUFREQ -extern int s3c_cpufreq_setboard(struct s3c_cpufreq_board *board); -#else - -static inline int s3c_cpufreq_setboard(struct s3c_cpufreq_board *board) -{ - return 0; -} -#endif /* CONFIG_ARM_S3C_CPUFREQ */ - -#endif diff --git a/include/linux/soc/samsung/s3c-cpufreq-core.h b/include/linux/soc/samsung/s3c-cpufreq-core.h deleted file mode 100644 index 3b278afb769b..000000000000 --- a/include/linux/soc/samsung/s3c-cpufreq-core.h +++ /dev/null @@ -1,299 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Copyright (c) 2006-2009 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * S3C CPU frequency scaling support - core support - */ -#ifndef __LINUX_SOC_SAMSUNG_S3C_CPUFREQ_CORE_H -#define __LINUX_SOC_SAMSUNG_S3C_CPUFREQ_CORE_H - -#include <linux/soc/samsung/s3c-cpu-freq.h> - -struct seq_file; - -#define MAX_BANKS (8) -#define S3C2412_MAX_IO (8) - -/** - * struct s3c2410_iobank_timing - IO bank timings for S3C2410 style timings - * @bankcon: The cached version of settings in this structure. - * @tacp: - * @tacs: Time from address valid to nCS asserted. - * @tcos: Time from nCS asserted to nOE or nWE asserted. - * @tacc: Time that nOE or nWE is asserted. - * @tcoh: Time nCS is held after nOE or nWE are released. - * @tcah: Time address is held for after - * @nwait_en: Whether nWAIT is enabled for this bank. - * - * This structure represents the IO timings for a S3C2410 style IO bank - * used by the CPU frequency support if it needs to change the settings - * of the IO. - */ -struct s3c2410_iobank_timing { - unsigned long bankcon; - unsigned int tacp; - unsigned int tacs; - unsigned int tcos; - unsigned int tacc; - unsigned int tcoh; /* nCS hold after nOE/nWE */ - unsigned int tcah; /* Address hold after nCS */ - unsigned char nwait_en; /* nWait enabled for bank. */ -}; - -/** - * struct s3c2412_iobank_timing - io timings for PL092 (S3C2412) style IO - * @idcy: The idle cycle time between transactions. - * @wstrd: nCS release to end of read cycle. - * @wstwr: nCS release to end of write cycle. - * @wstoen: nCS assertion to nOE assertion time. - * @wstwen: nCS assertion to nWE assertion time. - * @wstbrd: Burst ready delay. - * @smbidcyr: Register cache for smbidcyr value. - * @smbwstrd: Register cache for smbwstrd value. - * @smbwstwr: Register cache for smbwstwr value. - * @smbwstoen: Register cache for smbwstoen value. - * @smbwstwen: Register cache for smbwstwen value. - * @smbwstbrd: Register cache for smbwstbrd value. - * - * Timing information for a IO bank on an S3C2412 or similar system which - * uses a PL093 block. - */ -struct s3c2412_iobank_timing { - unsigned int idcy; - unsigned int wstrd; - unsigned int wstwr; - unsigned int wstoen; - unsigned int wstwen; - unsigned int wstbrd; - - /* register cache */ - unsigned char smbidcyr; - unsigned char smbwstrd; - unsigned char smbwstwr; - unsigned char smbwstoen; - unsigned char smbwstwen; - unsigned char smbwstbrd; -}; - -union s3c_iobank { - struct s3c2410_iobank_timing *io_2410; - struct s3c2412_iobank_timing *io_2412; -}; - -/** - * struct s3c_iotimings - Chip IO timings holder - * @bank: The timings for each IO bank. - */ -struct s3c_iotimings { - union s3c_iobank bank[MAX_BANKS]; -}; - -/** - * struct s3c_plltab - PLL table information. - * @vals: List of PLL values. - * @size: Size of the PLL table @vals. - */ -struct s3c_plltab { - struct s3c_pllval *vals; - int size; -}; - -/** - * struct s3c_cpufreq_config - current cpu frequency configuration - * @freq: The current settings for the core clocks. - * @max: Maxium settings, derived from core, board and user settings. - * @pll: The PLL table entry for the current PLL settings. - * @divs: The divisor settings for the core clocks. - * @info: The current core driver information. - * @board: The information for the board we are running on. - * @lock_pll: Set if the PLL settings cannot be changed. - * - * This is for the core drivers that need to know information about - * the current settings and values. It should not be needed by any - * device drivers. -*/ -struct s3c_cpufreq_config { - struct s3c_freq freq; - struct s3c_freq max; - struct clk *mpll; - struct cpufreq_frequency_table pll; - struct s3c_clkdivs divs; - struct s3c_cpufreq_info *info; /* for core, not drivers */ - struct s3c_cpufreq_board *board; - - unsigned int lock_pll:1; -}; - -/** - * struct s3c_cpufreq_info - Information for the CPU frequency driver. - * @name: The name of this implementation. - * @max: The maximum frequencies for the system. - * @latency: Transition latency to give to cpufreq. - * @locktime_m: The lock-time in uS for the MPLL. - * @locktime_u: The lock-time in uS for the UPLL. - * @locttime_bits: The number of bits each LOCKTIME field. - * @need_pll: Set if this driver needs to change the PLL values to achieve - * any frequency changes. This is really only need by devices like the - * S3C2410 where there is no or limited divider between the PLL and the - * ARMCLK. - * @get_iotiming: Get the current IO timing data, mainly for use at start. - * @set_iotiming: Update the IO timings from the cached copies calculated - * from the @calc_iotiming entry when changing the frequency. - * @calc_iotiming: Calculate and update the cached copies of the IO timings - * from the newly calculated frequencies. - * @calc_freqtable: Calculate (fill in) the given frequency table from the - * current frequency configuration. If the table passed in is NULL, - * then the return is the number of elements to be filled for allocation - * of the table. - * @set_refresh: Set the memory refresh configuration. - * @set_fvco: Set the PLL frequencies. - * @set_divs: Update the clock divisors. - * @calc_divs: Calculate the clock divisors. - */ -struct s3c_cpufreq_info { - const char *name; - struct s3c_freq max; - - unsigned int latency; - - unsigned int locktime_m; - unsigned int locktime_u; - unsigned char locktime_bits; - - unsigned int need_pll:1; - - /* driver routines */ - - int (*get_iotiming)(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); - - void (*set_iotiming)(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); - - int (*calc_iotiming)(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); - - int (*calc_freqtable)(struct s3c_cpufreq_config *cfg, - struct cpufreq_frequency_table *t, - size_t table_size); - - void (*debug_io_show)(struct seq_file *seq, - struct s3c_cpufreq_config *cfg, - union s3c_iobank *iob); - - void (*set_refresh)(struct s3c_cpufreq_config *cfg); - void (*set_fvco)(struct s3c_cpufreq_config *cfg); - void (*set_divs)(struct s3c_cpufreq_config *cfg); - int (*calc_divs)(struct s3c_cpufreq_config *cfg); -}; - -extern int s3c_cpufreq_register(struct s3c_cpufreq_info *info); - -extern int s3c_plltab_register(struct cpufreq_frequency_table *plls, - unsigned int plls_no); - -/* exports and utilities for debugfs */ -extern struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void); -extern struct s3c_iotimings *s3c_cpufreq_getiotimings(void); - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS -#define s3c_cpufreq_debugfs_call(x) x -#else -#define s3c_cpufreq_debugfs_call(x) NULL -#endif - -/* Useful utility functions. */ - -extern struct clk *s3c_cpufreq_clk_get(struct device *, const char *); - -/* S3C2410 and compatible exported functions */ - -extern void s3c2410_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg); -extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg); - -#ifdef CONFIG_S3C2410_IOTIMING -extern void s3c2410_iotiming_debugfs(struct seq_file *seq, - struct s3c_cpufreq_config *cfg, - union s3c_iobank *iob); - -extern int s3c2410_iotiming_calc(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *iot); - -extern int s3c2410_iotiming_get(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); - -extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *iot); -#else -#define s3c2410_iotiming_debugfs NULL -#define s3c2410_iotiming_calc NULL -#define s3c2410_iotiming_get NULL -#define s3c2410_iotiming_set NULL -#endif /* CONFIG_S3C2410_IOTIMING */ - -/* S3C2412 compatible routines */ - -#ifdef CONFIG_S3C2412_IOTIMING -extern void s3c2412_iotiming_debugfs(struct seq_file *seq, - struct s3c_cpufreq_config *cfg, - union s3c_iobank *iob); - -extern int s3c2412_iotiming_get(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); - -extern int s3c2412_iotiming_calc(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *iot); - -extern void s3c2412_iotiming_set(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *iot); -extern void s3c2412_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg); -#else -#define s3c2412_iotiming_debugfs NULL -#define s3c2412_iotiming_calc NULL -#define s3c2412_iotiming_get NULL -#define s3c2412_iotiming_set NULL -#endif /* CONFIG_S3C2412_IOTIMING */ - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ_DEBUG -#define s3c_freq_dbg(x...) printk(KERN_INFO x) -#else -#define s3c_freq_dbg(x...) do { if (0) printk(x); } while (0) -#endif /* CONFIG_ARM_S3C24XX_CPUFREQ_DEBUG */ - -#ifdef CONFIG_ARM_S3C24XX_CPUFREQ_IODEBUG -#define s3c_freq_iodbg(x...) printk(KERN_INFO x) -#else -#define s3c_freq_iodbg(x...) do { if (0) printk(x); } while (0) -#endif /* CONFIG_ARM_S3C24XX_CPUFREQ_IODEBUG */ - -static inline int s3c_cpufreq_addfreq(struct cpufreq_frequency_table *table, - int index, size_t table_size, - unsigned int freq) -{ - if (index < 0) - return index; - - if (table) { - if (index >= table_size) - return -ENOMEM; - - s3c_freq_dbg("%s: { %d = %u kHz }\n", - __func__, index, freq); - - table[index].driver_data = index; - table[index].frequency = freq; - } - - return index + 1; -} - -u32 s3c2440_read_camdivn(void); -void s3c2440_write_camdivn(u32 camdiv); -u32 s3c24xx_read_clkdivn(void); -void s3c24xx_write_clkdivn(u32 clkdiv); -u32 s3c24xx_read_mpllcon(void); -void s3c24xx_write_locktime(u32 locktime); - -#endif diff --git a/include/linux/soc/samsung/s3c-pm.h b/include/linux/soc/samsung/s3c-pm.h index f9164559c99f..5b23d85d20ab 100644 --- a/include/linux/soc/samsung/s3c-pm.h +++ b/include/linux/soc/samsung/s3c-pm.h @@ -14,58 +14,10 @@ /* PM debug functions */ -/** - * struct pm_uart_save - save block for core UART - * @ulcon: Save value for S3C2410_ULCON - * @ucon: Save value for S3C2410_UCON - * @ufcon: Save value for S3C2410_UFCON - * @umcon: Save value for S3C2410_UMCON - * @ubrdiv: Save value for S3C2410_UBRDIV - * - * Save block for UART registers to be held over sleep and restored if they - * are needed (say by debug). -*/ -struct pm_uart_save { - u32 ulcon; - u32 ucon; - u32 ufcon; - u32 umcon; - u32 ubrdiv; - u32 udivslot; -}; - -#ifdef CONFIG_SAMSUNG_PM_DEBUG -/** - * s3c_pm_dbg() - low level debug function for use in suspend/resume. - * @msg: The message to print. - * - * This function is used mainly to debug the resume process before the system - * can rely on printk/console output. It uses the low-level debugging output - * routine printascii() to do its work. - */ -extern void s3c_pm_dbg(const char *msg, ...); - -#define S3C_PMDBG(fmt...) s3c_pm_dbg(fmt) - -extern void s3c_pm_save_uarts(bool is_s3c24xx); -extern void s3c_pm_restore_uarts(bool is_s3c24xx); - -#ifdef CONFIG_ARCH_S3C64XX -extern void s3c_pm_arch_update_uart(void __iomem *regs, - struct pm_uart_save *save); -#else -static inline void -s3c_pm_arch_update_uart(void __iomem *regs, struct pm_uart_save *save) -{ -} -#endif - -#else #define S3C_PMDBG(fmt...) pr_debug(fmt) static inline void s3c_pm_save_uarts(bool is_s3c24xx) { } static inline void s3c_pm_restore_uarts(bool is_s3c24xx) { } -#endif /* suspend memory checking */ @@ -81,14 +33,4 @@ extern void s3c_pm_check_store(void); #define s3c_pm_check_store() do { } while (0) #endif -/* system device subsystems */ - -extern struct bus_type s3c2410_subsys; -extern struct bus_type s3c2410a_subsys; -extern struct bus_type s3c2412_subsys; -extern struct bus_type s3c2416_subsys; -extern struct bus_type s3c2440_subsys; -extern struct bus_type s3c2442_subsys; -extern struct bus_type s3c2443_subsys; - #endif diff --git a/include/linux/soc/ti/omap1-io.h b/include/linux/soc/ti/omap1-io.h index f7f12728d4a6..9a60f45899d3 100644 --- a/include/linux/soc/ti/omap1-io.h +++ b/include/linux/soc/ti/omap1-io.h @@ -5,7 +5,7 @@ #ifndef __ASSEMBLER__ #include <linux/types.h> -#ifdef CONFIG_ARCH_OMAP1_ANY +#ifdef CONFIG_ARCH_OMAP1 /* * NOTE: Please use ioremap + __raw_read/write where possible instead of these */ @@ -15,7 +15,7 @@ extern u32 omap_readl(u32 pa); extern void omap_writeb(u8 v, u32 pa); extern void omap_writew(u16 v, u32 pa); extern void omap_writel(u32 v, u32 pa); -#else +#elif defined(CONFIG_COMPILE_TEST) static inline u8 omap_readb(u32 pa) { return 0; } static inline u16 omap_readw(u32 pa) { return 0; } static inline u32 omap_readl(u32 pa) { return 0; } diff --git a/include/linux/soc/ti/omap1-soc.h b/include/linux/soc/ti/omap1-soc.h index 81008d400bb6..a42d9aa68648 100644 --- a/include/linux/soc/ti/omap1-soc.h +++ b/include/linux/soc/ti/omap1-soc.h @@ -20,22 +20,6 @@ #undef MULTI_OMAP1 #undef OMAP_NAME -#ifdef CONFIG_ARCH_OMAP730 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap730 -# endif -#endif -#ifdef CONFIG_ARCH_OMAP850 -# ifdef OMAP_NAME -# undef MULTI_OMAP1 -# define MULTI_OMAP1 -# else -# define OMAP_NAME omap850 -# endif -#endif #ifdef CONFIG_ARCH_OMAP15XX # ifdef OMAP_NAME # undef MULTI_OMAP1 @@ -69,7 +53,6 @@ unsigned int omap_rev(void); /* * Macros to group OMAP into cpu classes. * These can be used in most places. - * cpu_is_omap7xx(): True for OMAP730, OMAP850 * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 */ @@ -89,23 +72,13 @@ static inline int is_omap ##subclass (void) \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } -IS_OMAP_CLASS(7xx, 0x07) IS_OMAP_CLASS(15xx, 0x15) IS_OMAP_CLASS(16xx, 0x16) -#define cpu_is_omap7xx() 0 #define cpu_is_omap15xx() 0 #define cpu_is_omap16xx() 0 #if defined(MULTI_OMAP1) -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() is_omap7xx() -# endif # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() is_omap15xx() @@ -115,14 +88,6 @@ IS_OMAP_CLASS(16xx, 0x16) # define cpu_is_omap16xx() is_omap16xx() # endif #else -# if defined(CONFIG_ARCH_OMAP730) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif -# if defined(CONFIG_ARCH_OMAP850) -# undef cpu_is_omap7xx -# define cpu_is_omap7xx() 1 -# endif # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() 1 diff --git a/include/linux/spi/s3c24xx-fiq.h b/include/linux/spi/s3c24xx-fiq.h deleted file mode 100644 index d2842ac1de27..000000000000 --- a/include/linux/spi/s3c24xx-fiq.h +++ /dev/null @@ -1,33 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* linux/drivers/spi/spi_s3c24xx_fiq.h - * - * Copyright 2009 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C24XX SPI - FIQ pseudo-DMA transfer support -*/ - -#ifndef __LINUX_SPI_S3C24XX_FIQ_H -#define __LINUX_SPI_S3C24XX_FIQ_H __FILE__ - -/* We have R8 through R13 to play with */ - -#ifdef __ASSEMBLY__ -#define __REG_NR(x) r##x -#else - -extern struct spi_fiq_code s3c24xx_spi_fiq_txrx; -extern struct spi_fiq_code s3c24xx_spi_fiq_tx; -extern struct spi_fiq_code s3c24xx_spi_fiq_rx; - -#define __REG_NR(x) (x) -#endif - -#define fiq_rspi __REG_NR(8) -#define fiq_rtmp __REG_NR(9) -#define fiq_rrx __REG_NR(10) -#define fiq_rtx __REG_NR(11) -#define fiq_rcount __REG_NR(12) -#define fiq_rirq __REG_NR(13) - -#endif /* __LINUX_SPI_S3C24XX_FIQ_H */ diff --git a/include/linux/spi/s3c24xx.h b/include/linux/spi/s3c24xx.h deleted file mode 100644 index 9b8bb22d5b0c..000000000000 --- a/include/linux/spi/s3c24xx.h +++ /dev/null @@ -1,20 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2006 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 - SPI Controller platform_device info -*/ - -#ifndef __LINUX_SPI_S3C24XX_H -#define __LINUX_SPI_S3C24XX_H __FILE__ - -struct s3c2410_spi_info { - unsigned int num_cs; /* total chipselects */ - int bus_num; /* bus number to use. */ - unsigned int use_fiq:1; /* use fiq */ -}; - -extern int s3c24xx_set_fiq(unsigned int irq, u32 *ack_ptr, bool on); - -#endif /* __LINUX_SPI_S3C24XX_H */ diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 1341f7d62da4..be48f1cb1878 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -476,6 +476,15 @@ extern int _atomic_dec_and_lock_irqsave(atomic_t *atomic, spinlock_t *lock, #define atomic_dec_and_lock_irqsave(atomic, lock, flags) \ __cond_lock(lock, _atomic_dec_and_lock_irqsave(atomic, lock, &(flags))) +extern int _atomic_dec_and_raw_lock(atomic_t *atomic, raw_spinlock_t *lock); +#define atomic_dec_and_raw_lock(atomic, lock) \ + __cond_lock(lock, _atomic_dec_and_raw_lock(atomic, lock)) + +extern int _atomic_dec_and_raw_lock_irqsave(atomic_t *atomic, raw_spinlock_t *lock, + unsigned long *flags); +#define atomic_dec_and_raw_lock_irqsave(atomic, lock, flags) \ + __cond_lock(lock, _atomic_dec_and_raw_lock_irqsave(atomic, lock, &(flags))) + int __alloc_bucket_spinlocks(spinlock_t **locks, unsigned int *lock_mask, size_t max_size, unsigned int cpu_mult, gfp_t gfp, const char *name, diff --git a/include/linux/stat.h b/include/linux/stat.h index ff277ced50e9..52150570d37a 100644 --- a/include/linux/stat.h +++ b/include/linux/stat.h @@ -52,6 +52,15 @@ struct kstat { u64 mnt_id; u32 dio_mem_align; u32 dio_offset_align; + u64 change_cookie; }; +/* These definitions are internal to the kernel for now. Mainly used by nfsd. */ + +/* mask values */ +#define STATX_CHANGE_COOKIE 0x40000000U /* Want/got stx_change_attr */ + +/* file attribute values */ +#define STATX_ATTR_CHANGE_MONOTONIC 0x8000000000000000ULL /* version monotonically increases */ + #endif diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index 83ca2e8eb6b5..a152678b82b7 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -252,6 +252,7 @@ struct plat_stmmacenet_data { int rss_en; int mac_port_sel_speed; bool en_tx_lpi_clockgating; + bool rx_clk_runs_in_lpi; int has_xgmac; bool vlan_fail_q_en; u8 vlan_fail_q; diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h index cd188a527d16..3b35b6f6533a 100644 --- a/include/linux/sunrpc/rpc_pipe_fs.h +++ b/include/linux/sunrpc/rpc_pipe_fs.h @@ -92,6 +92,11 @@ extern ssize_t rpc_pipe_generic_upcall(struct file *, struct rpc_pipe_msg *, char __user *, size_t); extern int rpc_queue_upcall(struct rpc_pipe *, struct rpc_pipe_msg *); +/* returns true if the msg is in-flight, i.e., already eaten by the peer */ +static inline bool rpc_msg_is_inflight(const struct rpc_pipe_msg *msg) { + return (msg->copied != 0 && list_empty(&msg->list)); +} + struct rpc_clnt; extern struct dentry *rpc_create_client_dir(struct dentry *, const char *, struct rpc_clnt *); extern int rpc_remove_client_dir(struct rpc_clnt *); diff --git a/include/linux/swap.h b/include/linux/swap.h index 2787b84eaf12..0ceed49516ad 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -418,8 +418,7 @@ extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order, extern unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *memcg, unsigned long nr_pages, gfp_t gfp_mask, - unsigned int reclaim_options, - nodemask_t *nodemask); + unsigned int reclaim_options); extern unsigned long mem_cgroup_shrink_node(struct mem_cgroup *mem, gfp_t gfp_mask, bool noswap, pg_data_t *pgdat, diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index 9f392ec76f2b..c02646884fa8 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -177,7 +177,23 @@ static __always_inline unsigned long read_ti_thread_flags(struct thread_info *ti clear_ti_thread_flag(task_thread_info(t), TIF_##fl) #endif /* !CONFIG_GENERIC_ENTRY */ -#define tif_need_resched() test_thread_flag(TIF_NEED_RESCHED) +#ifdef _ASM_GENERIC_BITOPS_INSTRUMENTED_NON_ATOMIC_H + +static __always_inline bool tif_need_resched(void) +{ + return arch_test_bit(TIF_NEED_RESCHED, + (unsigned long *)(¤t_thread_info()->flags)); +} + +#else + +static __always_inline bool tif_need_resched(void) +{ + return test_bit(TIF_NEED_RESCHED, + (unsigned long *)(¤t_thread_info()->flags)); +} + +#endif /* _ASM_GENERIC_BITOPS_INSTRUMENTED_NON_ATOMIC_H */ #ifndef CONFIG_HAVE_ARCH_WITHIN_STACK_FRAMES static inline int arch_within_stack_frames(const void * const stack, diff --git a/include/linux/tpm.h b/include/linux/tpm.h index dfeb25a0362d..4dc97b9f65fb 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -265,6 +265,7 @@ enum tpm2_startup_types { enum tpm2_cc_attrs { TPM2_CC_ATTR_CHANDLES = 25, TPM2_CC_ATTR_RHANDLE = 28, + TPM2_CC_ATTR_VENDOR = 29, }; #define TPM_VID_INTEL 0x8086 diff --git a/include/linux/tpm_eventlog.h b/include/linux/tpm_eventlog.h index 20c0ff54b7a0..7d68a5cc5881 100644 --- a/include/linux/tpm_eventlog.h +++ b/include/linux/tpm_eventlog.h @@ -198,8 +198,8 @@ static __always_inline int __calc_tpm2_event_size(struct tcg_pcr_event2_head *ev * The loop below will unmap these fields if the log is larger than * one page, so save them here for reference: */ - count = READ_ONCE(event->count); - event_type = READ_ONCE(event->event_type); + count = event->count; + event_type = event->event_type; /* Verify that it's the log header */ if (event_header->pcr_idx != 0 || diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 4342e996bcdb..0e373222a6df 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -270,6 +270,7 @@ struct trace_event_fields { const int align; const int is_signed; const int filter_type; + const int len; }; int (*define_fields)(struct trace_event_call *); }; diff --git a/include/linux/trace_recursion.h b/include/linux/trace_recursion.h index c303f7a114e9..d48cd92d2364 100644 --- a/include/linux/trace_recursion.h +++ b/include/linux/trace_recursion.h @@ -135,6 +135,21 @@ extern void ftrace_record_recursion(unsigned long ip, unsigned long parent_ip); # define do_ftrace_record_recursion(ip, pip) do { } while (0) #endif +#ifdef CONFIG_ARCH_WANTS_NO_INSTR +# define trace_warn_on_no_rcu(ip) \ + ({ \ + bool __ret = !rcu_is_watching(); \ + if (__ret && !trace_recursion_test(TRACE_RECORD_RECURSION_BIT)) { \ + trace_recursion_set(TRACE_RECORD_RECURSION_BIT); \ + WARN_ONCE(true, "RCU not on for: %pS\n", (void *)ip); \ + trace_recursion_clear(TRACE_RECORD_RECURSION_BIT); \ + } \ + __ret; \ + }) +#else +# define trace_warn_on_no_rcu(ip) false +#endif + /* * Preemption is promised to be disabled when return bit >= 0. */ @@ -144,6 +159,9 @@ static __always_inline int trace_test_and_set_recursion(unsigned long ip, unsign unsigned int val = READ_ONCE(current->trace_recursion); int bit; + if (trace_warn_on_no_rcu(ip)) + return -1; + bit = trace_get_context_bit() + start; if (unlikely(val & (1 << bit))) { /* diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 4b33b95eb8be..552f80b8362f 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -178,6 +178,17 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) #endif /* CONFIG_HAVE_STATIC_CALL */ /* + * ARCH_WANTS_NO_INSTR archs are expected to have sanitized entry and idle + * code that disallow any/all tracing/instrumentation when RCU isn't watching. + */ +#ifdef CONFIG_ARCH_WANTS_NO_INSTR +#define RCUIDLE_COND(rcuidle) (rcuidle) +#else +/* srcu can't be used from NMI */ +#define RCUIDLE_COND(rcuidle) (rcuidle && in_nmi()) +#endif + +/* * it_func[0] is never NULL because there is at least one element in the array * when the array itself is non NULL. */ @@ -188,8 +199,8 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) if (!(cond)) \ return; \ \ - /* srcu can't be used from NMI */ \ - WARN_ON_ONCE(rcuidle && in_nmi()); \ + if (WARN_ON_ONCE(RCUIDLE_COND(rcuidle))) \ + return; \ \ /* keep srcu and sched-rcu usage consistent */ \ preempt_disable_notrace(); \ diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h deleted file mode 100644 index 2516082cd3a9..000000000000 --- a/include/linux/ucb1400.h +++ /dev/null @@ -1,160 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Register definitions and functions for: - * Philips UCB1400 driver - * - * Based on ucb1400_ts: - * Author: Nicolas Pitre - * Created: September 25, 2006 - * Copyright: MontaVista Software, Inc. - * - * Spliting done by: Marek Vasut <marek.vasut@gmail.com> - * If something doesn't work and it worked before spliting, e-mail me, - * dont bother Nicolas please ;-) - * - * This code is heavily based on ucb1x00-*.c copyrighted by Russell King - * covering the UCB1100, UCB1200 and UCB1300.. Support for the UCB1400 has - * been made separate from ucb1x00-core/ucb1x00-ts on Russell's request. - */ - -#ifndef _LINUX__UCB1400_H -#define _LINUX__UCB1400_H - -#include <sound/ac97_codec.h> -#include <linux/mutex.h> -#include <linux/platform_device.h> -#include <linux/gpio/driver.h> - -/* - * UCB1400 AC-link registers - */ - -#define UCB_IO_DATA 0x5a -#define UCB_IO_DIR 0x5c -#define UCB_IE_RIS 0x5e -#define UCB_IE_FAL 0x60 -#define UCB_IE_STATUS 0x62 -#define UCB_IE_CLEAR 0x62 -#define UCB_IE_ADC (1 << 11) -#define UCB_IE_TSPX (1 << 12) - -#define UCB_TS_CR 0x64 -#define UCB_TS_CR_TSMX_POW (1 << 0) -#define UCB_TS_CR_TSPX_POW (1 << 1) -#define UCB_TS_CR_TSMY_POW (1 << 2) -#define UCB_TS_CR_TSPY_POW (1 << 3) -#define UCB_TS_CR_TSMX_GND (1 << 4) -#define UCB_TS_CR_TSPX_GND (1 << 5) -#define UCB_TS_CR_TSMY_GND (1 << 6) -#define UCB_TS_CR_TSPY_GND (1 << 7) -#define UCB_TS_CR_MODE_INT (0 << 8) -#define UCB_TS_CR_MODE_PRES (1 << 8) -#define UCB_TS_CR_MODE_POS (2 << 8) -#define UCB_TS_CR_BIAS_ENA (1 << 11) -#define UCB_TS_CR_TSPX_LOW (1 << 12) -#define UCB_TS_CR_TSMX_LOW (1 << 13) - -#define UCB_ADC_CR 0x66 -#define UCB_ADC_SYNC_ENA (1 << 0) -#define UCB_ADC_VREFBYP_CON (1 << 1) -#define UCB_ADC_INP_TSPX (0 << 2) -#define UCB_ADC_INP_TSMX (1 << 2) -#define UCB_ADC_INP_TSPY (2 << 2) -#define UCB_ADC_INP_TSMY (3 << 2) -#define UCB_ADC_INP_AD0 (4 << 2) -#define UCB_ADC_INP_AD1 (5 << 2) -#define UCB_ADC_INP_AD2 (6 << 2) -#define UCB_ADC_INP_AD3 (7 << 2) -#define UCB_ADC_EXT_REF (1 << 5) -#define UCB_ADC_START (1 << 7) -#define UCB_ADC_ENA (1 << 15) - -#define UCB_ADC_DATA 0x68 -#define UCB_ADC_DAT_VALID (1 << 15) - -#define UCB_FCSR 0x6c -#define UCB_FCSR_AVE (1 << 12) - -#define UCB_ADC_DAT_MASK 0x3ff - -#define UCB_ID 0x7e -#define UCB_ID_1400 0x4304 - -struct ucb1400_gpio { - struct gpio_chip gc; - struct snd_ac97 *ac97; - int gpio_offset; -}; - -struct ucb1400_ts { - struct input_dev *ts_idev; - int id; - int irq; - struct snd_ac97 *ac97; - wait_queue_head_t ts_wait; - bool stopped; -}; - -struct ucb1400 { - struct platform_device *ucb1400_ts; - struct platform_device *ucb1400_gpio; -}; - -struct ucb1400_pdata { - int irq; - int gpio_offset; - int (*gpio_setup)(struct device *dev, int ngpio); - int (*gpio_teardown)(struct device *dev, int ngpio); -}; - -static inline u16 ucb1400_reg_read(struct snd_ac97 *ac97, u16 reg) -{ - return ac97->bus->ops->read(ac97, reg); -} - -static inline void ucb1400_reg_write(struct snd_ac97 *ac97, u16 reg, u16 val) -{ - ac97->bus->ops->write(ac97, reg, val); -} - -static inline u16 ucb1400_gpio_get_value(struct snd_ac97 *ac97, u16 gpio) -{ - return ucb1400_reg_read(ac97, UCB_IO_DATA) & (1 << gpio); -} - -static inline void ucb1400_gpio_set_value(struct snd_ac97 *ac97, u16 gpio, - u16 val) -{ - ucb1400_reg_write(ac97, UCB_IO_DATA, val ? - ucb1400_reg_read(ac97, UCB_IO_DATA) | (1 << gpio) : - ucb1400_reg_read(ac97, UCB_IO_DATA) & ~(1 << gpio)); -} - -static inline u16 ucb1400_gpio_get_direction(struct snd_ac97 *ac97, u16 gpio) -{ - return ucb1400_reg_read(ac97, UCB_IO_DIR) & (1 << gpio); -} - -static inline void ucb1400_gpio_set_direction(struct snd_ac97 *ac97, u16 gpio, - u16 dir) -{ - ucb1400_reg_write(ac97, UCB_IO_DIR, dir ? - ucb1400_reg_read(ac97, UCB_IO_DIR) | (1 << gpio) : - ucb1400_reg_read(ac97, UCB_IO_DIR) & ~(1 << gpio)); -} - -static inline void ucb1400_adc_enable(struct snd_ac97 *ac97) -{ - ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA); -} - -static inline void ucb1400_adc_disable(struct snd_ac97 *ac97) -{ - ucb1400_reg_write(ac97, UCB_ADC_CR, 0); -} - - -unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel, - int adcsync); - -#endif diff --git a/include/linux/uio.h b/include/linux/uio.h index 9f158238edba..73b1d5d1e4f1 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -346,6 +346,7 @@ ssize_t __import_iovec(int type, const struct iovec __user *uvec, struct iov_iter *i, bool compat); int import_single_range(int type, void __user *buf, size_t len, struct iovec *iov, struct iov_iter *i); +int import_ubuf(int type, void __user *buf, size_t len, struct iov_iter *i); static inline void iov_iter_ubuf(struct iov_iter *i, unsigned int direction, void __user *buf, size_t count) diff --git a/include/linux/usb.h b/include/linux/usb.h index 7d5325d47c45..86d1c8e79566 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -267,16 +267,15 @@ static inline void *usb_get_intfdata(struct usb_interface *intf) } /** - * usb_set_intfdata() - associate driver-specific data with the interface - * @intf: the usb interface - * @data: pointer to the device priv structure or %NULL + * usb_set_intfdata() - associate driver-specific data with an interface + * @intf: USB interface + * @data: driver data * - * Drivers should use this function in their probe() to associate their - * driver-specific data with the usb interface. + * Drivers can use this function in their probe() callbacks to associate + * driver-specific data with an interface. * - * When disconnecting, the core will take care of setting @intf back to %NULL, - * so no actions are needed on the driver side. The interface should not be set - * to %NULL before all actions completed (e.g. no outsanding URB remaining). + * Note that there is generally no need to clear the driver-data pointer even + * if some drivers do so for historical or implementation-specific reasons. */ static inline void usb_set_intfdata(struct usb_interface *intf, void *data) { @@ -774,11 +773,14 @@ extern struct device *usb_intf_get_dma_device(struct usb_interface *intf); extern int usb_acpi_set_power_state(struct usb_device *hdev, int index, bool enable); extern bool usb_acpi_power_manageable(struct usb_device *hdev, int index); +extern int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int index); #else static inline int usb_acpi_set_power_state(struct usb_device *hdev, int index, bool enable) { return 0; } static inline bool usb_acpi_power_manageable(struct usb_device *hdev, int index) { return true; } +static inline int usb_acpi_port_lpm_incapable(struct usb_device *hdev, int index) + { return 0; } #endif /* USB autosuspend and autoresume */ diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h index fc6c77918481..e4a3ad3c800f 100644 --- a/include/linux/usb/musb.h +++ b/include/linux/usb/musb.h @@ -143,8 +143,6 @@ extern int __init tusb6010_setup_interface( unsigned async_cs, unsigned sync_cs, unsigned irq, unsigned dmachan); -extern int tusb6010_platform_retime(unsigned is_refclk); - #endif /* OMAP2 */ #endif /* __LINUX_USB_MUSB_H */ diff --git a/include/linux/util_macros.h b/include/linux/util_macros.h index 72299f261b25..43db6e47503c 100644 --- a/include/linux/util_macros.h +++ b/include/linux/util_macros.h @@ -38,4 +38,16 @@ */ #define find_closest_descending(x, a, as) __find_closest(x, a, as, >=) +/** + * is_insidevar - check if the @ptr points inside the @var memory range. + * @ptr: the pointer to a memory address. + * @var: the variable which address and size identify the memory range. + * + * Evaluates to true if the address in @ptr lies within the memory + * range allocated to @var. + */ +#define is_insidevar(ptr, var) \ + ((uintptr_t)(ptr) >= (uintptr_t)(var) && \ + (uintptr_t)(ptr) < (uintptr_t)(var) + sizeof(var)) + #endif diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index a0143dd24430..ac551b8ee7d9 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -335,6 +335,7 @@ enum { */ WQ_POWER_EFFICIENT = 1 << 7, + __WQ_DESTROYING = 1 << 15, /* internal: workqueue is destroying */ __WQ_DRAINING = 1 << 16, /* internal: workqueue is draining */ __WQ_ORDERED = 1 << 17, /* internal: workqueue is ordered */ __WQ_LEGACY = 1 << 18, /* internal: create*_workqueue() */ diff --git a/include/linux/xattr.h b/include/linux/xattr.h index 2e7dd44926e4..6af72461397d 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -42,7 +42,7 @@ struct xattr_handler { struct inode *inode, const char *name, void *buffer, size_t size); int (*set)(const struct xattr_handler *, - struct user_namespace *mnt_userns, struct dentry *dentry, + struct mnt_idmap *idmap, struct dentry *dentry, struct inode *inode, const char *name, const void *buffer, size_t size, int flags); }; @@ -56,25 +56,25 @@ struct xattr { }; ssize_t __vfs_getxattr(struct dentry *, struct inode *, const char *, void *, size_t); -ssize_t vfs_getxattr(struct user_namespace *, struct dentry *, const char *, +ssize_t vfs_getxattr(struct mnt_idmap *, struct dentry *, const char *, void *, size_t); ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size); -int __vfs_setxattr(struct user_namespace *, struct dentry *, struct inode *, +int __vfs_setxattr(struct mnt_idmap *, struct dentry *, struct inode *, const char *, const void *, size_t, int); -int __vfs_setxattr_noperm(struct user_namespace *, struct dentry *, +int __vfs_setxattr_noperm(struct mnt_idmap *, struct dentry *, const char *, const void *, size_t, int); -int __vfs_setxattr_locked(struct user_namespace *, struct dentry *, +int __vfs_setxattr_locked(struct mnt_idmap *, struct dentry *, const char *, const void *, size_t, int, struct inode **); -int vfs_setxattr(struct user_namespace *, struct dentry *, const char *, +int vfs_setxattr(struct mnt_idmap *, struct dentry *, const char *, const void *, size_t, int); -int __vfs_removexattr(struct user_namespace *, struct dentry *, const char *); -int __vfs_removexattr_locked(struct user_namespace *, struct dentry *, +int __vfs_removexattr(struct mnt_idmap *, struct dentry *, const char *); +int __vfs_removexattr_locked(struct mnt_idmap *, struct dentry *, const char *, struct inode **); -int vfs_removexattr(struct user_namespace *, struct dentry *, const char *); +int vfs_removexattr(struct mnt_idmap *, struct dentry *, const char *); ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size); -int vfs_getxattr_alloc(struct user_namespace *mnt_userns, +int vfs_getxattr_alloc(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, char **xattr_value, size_t size, gfp_t flags); diff --git a/include/linux/z2_battery.h b/include/linux/z2_battery.h deleted file mode 100644 index 9e8be7a7cd25..000000000000 --- a/include/linux/z2_battery.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _LINUX_Z2_BATTERY_H -#define _LINUX_Z2_BATTERY_H - -struct z2_battery_info { - int batt_I2C_bus; - int batt_I2C_addr; - int batt_I2C_reg; - int min_voltage; - int max_voltage; - int batt_div; - int batt_mult; - int batt_tech; - char *batt_name; -}; - -#endif |