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-rw-r--r--include/acpi/pdc_intel.h2
-rw-r--r--include/asm-frv/pgtable.h2
-rw-r--r--include/crypto/hash.h2
-rw-r--r--include/drm/drmP.h2
-rw-r--r--include/drm/drm_crtc.h2
-rw-r--r--include/drm/drm_crtc_helper.h11
-rw-r--r--include/drm/drm_edid.h4
-rw-r--r--include/drm/i915_drm.h2
-rw-r--r--include/linux/Kbuild1
-rw-r--r--include/linux/async.h8
-rw-r--r--include/linux/ata.h2
-rw-r--r--include/linux/bio.h2
-rw-r--r--include/linux/blkdev.h2
-rw-r--r--include/linux/blktrace_api.h1
-rw-r--r--include/linux/cgroup.h1
-rw-r--r--include/linux/cpufreq.h1
-rw-r--r--include/linux/crypto.h7
-rw-r--r--include/linux/dcbnl.h4
-rw-r--r--include/linux/device.h2
-rw-r--r--include/linux/dmaengine.h21
-rw-r--r--include/linux/firmware-map.h2
-rw-r--r--include/linux/fs.h24
-rw-r--r--include/linux/hdreg.h1
-rw-r--r--include/linux/hugetlb.h11
-rw-r--r--include/linux/i2c-dev.h2
-rw-r--r--include/linux/i2c.h2
-rw-r--r--include/linux/ide.h3
-rw-r--r--include/linux/if_vlan.h1
-rw-r--r--include/linux/init_task.h11
-rw-r--r--include/linux/intel-iommu.h3
-rw-r--r--include/linux/io-mapping.h49
-rw-r--r--include/linux/jbd2.h3
-rw-r--r--include/linux/kvm.h10
-rw-r--r--include/linux/kvm_host.h1
-rw-r--r--include/linux/libata.h6
-rw-r--r--include/linux/mm.h24
-rw-r--r--include/linux/mmzone.h2
-rw-r--r--include/linux/module.h1
-rw-r--r--include/linux/netdevice.h1
-rw-r--r--include/linux/netfilter/xt_NFLOG.h2
-rw-r--r--include/linux/pci.h2
-rw-r--r--include/linux/pci_ids.h5
-rw-r--r--include/linux/pkt_sched.h2
-rw-r--r--include/linux/pm.h2
-rw-r--r--include/linux/rcuclassic.h6
-rw-r--r--include/linux/rcupdate.h4
-rw-r--r--include/linux/rcupreempt.h15
-rw-r--r--include/linux/rcutree.h6
-rw-r--r--include/linux/sched.h68
-rw-r--r--include/linux/seq_file.h1
-rw-r--r--include/linux/serial_core.h1
-rw-r--r--include/linux/serio.h2
-rw-r--r--include/linux/skbuff.h9
-rw-r--r--include/linux/slab.h1
-rw-r--r--include/linux/soundcard.h74
-rw-r--r--include/linux/spi/spi_bitbang.h7
-rw-r--r--include/linux/spinlock.h5
-rw-r--r--include/linux/syscalls.h28
-rw-r--r--include/linux/timerfd.h16
-rw-r--r--include/linux/user_namespace.h1
-rw-r--r--include/linux/vmalloc.h4
-rw-r--r--include/net/net_namespace.h27
-rw-r--r--include/net/netfilter/nf_conntrack_core.h2
-rw-r--r--include/net/sock.h3
64 files changed, 328 insertions, 201 deletions
diff --git a/include/acpi/pdc_intel.h b/include/acpi/pdc_intel.h
index e72bfdd887f9..552637b0d051 100644
--- a/include/acpi/pdc_intel.h
+++ b/include/acpi/pdc_intel.h
@@ -14,6 +14,7 @@
#define ACPI_PDC_SMP_T_SWCOORD (0x0080)
#define ACPI_PDC_C_C1_FFH (0x0100)
#define ACPI_PDC_C_C2C3_FFH (0x0200)
+#define ACPI_PDC_SMP_P_HWCOORD (0x0800)
#define ACPI_PDC_EST_CAPABILITY_SMP (ACPI_PDC_SMP_C1PT | \
ACPI_PDC_C_C1_HALT | \
@@ -22,6 +23,7 @@
#define ACPI_PDC_EST_CAPABILITY_SWSMP (ACPI_PDC_SMP_C1PT | \
ACPI_PDC_C_C1_HALT | \
ACPI_PDC_SMP_P_SWCOORD | \
+ ACPI_PDC_SMP_P_HWCOORD | \
ACPI_PDC_P_FFH)
#define ACPI_PDC_C_CAPABILITY_SMP (ACPI_PDC_SMP_C2C3 | \
diff --git a/include/asm-frv/pgtable.h b/include/asm-frv/pgtable.h
index 83c51aba534b..e16fdb1f4f4f 100644
--- a/include/asm-frv/pgtable.h
+++ b/include/asm-frv/pgtable.h
@@ -478,7 +478,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
#define __swp_type(x) (((x).val >> 2) & 0x1f)
#define __swp_offset(x) ((x).val >> 8)
#define __swp_entry(type, offset) ((swp_entry_t) { ((type) << 2) | ((offset) << 8) })
-#define __pte_to_swp_entry(pte) ((swp_entry_t) { (pte).pte })
+#define __pte_to_swp_entry(_pte) ((swp_entry_t) { (_pte).pte })
#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
static inline int pte_file(pte_t pte)
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index cd16d6e668ce..d797e119e3d5 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -222,7 +222,7 @@ static inline struct crypto_tfm *crypto_shash_tfm(struct crypto_shash *tfm)
static inline void crypto_free_shash(struct crypto_shash *tfm)
{
- crypto_free_tfm(crypto_shash_tfm(tfm));
+ crypto_destroy_tfm(tfm, crypto_shash_tfm(tfm));
}
static inline unsigned int crypto_shash_alignmask(
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 8190b9bcc2d9..e5f4ae989abf 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1321,6 +1321,8 @@ void drm_gem_object_free(struct kref *kref);
struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev,
size_t size);
void drm_gem_object_handle_free(struct kref *kref);
+void drm_gem_vm_open(struct vm_area_struct *vma);
+void drm_gem_vm_close(struct vm_area_struct *vma);
int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
static inline void
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index d54de24bf371..5ded1acfb543 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -609,7 +609,7 @@ extern char *drm_get_dvi_i_subconnector_name(int val);
extern char *drm_get_dvi_i_select_name(int val);
extern char *drm_get_tv_subconnector_name(int val);
extern char *drm_get_tv_select_name(int val);
-extern void drm_fb_release(struct file *filp);
+extern void drm_fb_release(struct drm_file *file_priv);
extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group);
extern struct edid *drm_get_edid(struct drm_connector *connector,
struct i2c_adapter *adapter);
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 0c6f0e11b41b..c7d4b2e606a5 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -54,13 +54,13 @@ struct drm_crtc_helper_funcs {
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
/* Actually set the mode */
- void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode, int x, int y,
- struct drm_framebuffer *old_fb);
+ int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode, int x, int y,
+ struct drm_framebuffer *old_fb);
/* Move the crtc on the current fb to the given position *optional* */
- void (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
- struct drm_framebuffer *old_fb);
+ int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
+ struct drm_framebuffer *old_fb);
};
struct drm_encoder_helper_funcs {
@@ -76,6 +76,7 @@ struct drm_encoder_helper_funcs {
void (*mode_set)(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
+ struct drm_crtc *(*get_crtc)(struct drm_encoder *encoder);
/* detect for DAC style encoders */
enum drm_connector_status (*detect)(struct drm_encoder *encoder,
struct drm_connector *connector);
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index c707c15f5164..ff8d27af4786 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -58,10 +58,10 @@ struct detailed_pixel_timing {
u8 hsync_pulse_width_lo;
u8 vsync_pulse_width_lo:4;
u8 vsync_offset_lo:4;
- u8 hsync_pulse_width_hi:2;
- u8 hsync_offset_hi:2;
u8 vsync_pulse_width_hi:2;
u8 vsync_offset_hi:2;
+ u8 hsync_pulse_width_hi:2;
+ u8 hsync_offset_hi:2;
u8 width_mm_lo;
u8 height_mm_lo;
u8 height_mm_hi:4;
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index b3bcf72dc656..912cd52db965 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -261,6 +261,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_LAST_DISPATCH 3
#define I915_PARAM_CHIPSET_ID 4
#define I915_PARAM_HAS_GEM 5
+#define I915_PARAM_NUM_FENCES_AVAIL 6
typedef struct drm_i915_getparam {
int param;
@@ -272,6 +273,7 @@ typedef struct drm_i915_getparam {
#define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
#define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
#define I915_SETPARAM_ALLOW_BATCHBUFFER 3
+#define I915_SETPARAM_NUM_USED_FENCES 4
typedef struct drm_i915_setparam {
int param;
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index b97cdc516a8f..106c3ba50844 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -52,6 +52,7 @@ header-y += const.h
header-y += cgroupstats.h
header-y += cramfs_fs.h
header-y += cycx_cfm.h
+header-y += dcbnl.h
header-y += dlmconstants.h
header-y += dlm_device.h
header-y += dlm_netlink.h
diff --git a/include/linux/async.h b/include/linux/async.h
index c4ecacd0b327..68a9530196f2 100644
--- a/include/linux/async.h
+++ b/include/linux/async.h
@@ -17,9 +17,11 @@ typedef u64 async_cookie_t;
typedef void (async_func_ptr) (void *data, async_cookie_t cookie);
extern async_cookie_t async_schedule(async_func_ptr *ptr, void *data);
-extern async_cookie_t async_schedule_special(async_func_ptr *ptr, void *data, struct list_head *list);
+extern async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data,
+ struct list_head *list);
extern void async_synchronize_full(void);
-extern void async_synchronize_full_special(struct list_head *list);
+extern void async_synchronize_full_domain(struct list_head *list);
extern void async_synchronize_cookie(async_cookie_t cookie);
-extern void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *list);
+extern void async_synchronize_cookie_domain(async_cookie_t cookie,
+ struct list_head *list);
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 08a86d5cdf1b..9a061accd8b8 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -89,6 +89,8 @@ enum {
ATA_ID_DLF = 128,
ATA_ID_CSFO = 129,
ATA_ID_CFA_POWER = 160,
+ ATA_ID_CFA_KEY_MGMT = 162,
+ ATA_ID_CFA_MODES = 163,
ATA_ID_ROT_SPEED = 217,
ATA_ID_PIO4 = (1 << 1),
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 2aa283ab062b..1b16108a5417 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -171,8 +171,6 @@ struct bio {
#define BIO_RW_FAILFAST_TRANSPORT 8
#define BIO_RW_FAILFAST_DRIVER 9
-#define BIO_RW_SYNC (BIO_RW_SYNCIO | BIO_RW_UNPLUG)
-
#define bio_rw_flagged(bio, flag) ((bio)->bi_rw & (1 << (flag)))
/*
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index dcaa0fd84b02..465d6babc847 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -708,6 +708,8 @@ struct req_iterator {
};
/* This should not be used directly - use rq_for_each_segment */
+#define for_each_bio(_bio) \
+ for (; _bio; _bio = _bio->bi_next)
#define __rq_for_each_bio(_bio, rq) \
if ((rq->bio)) \
for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next)
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 25379cba2370..6e915878e88c 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -15,6 +15,7 @@ enum blktrace_cat {
BLK_TC_WRITE = 1 << 1, /* writes */
BLK_TC_BARRIER = 1 << 2, /* barrier */
BLK_TC_SYNC = 1 << 3, /* sync IO */
+ BLK_TC_SYNCIO = BLK_TC_SYNC,
BLK_TC_QUEUE = 1 << 4, /* queueing/merging */
BLK_TC_REQUEUE = 1 << 5, /* requeueing */
BLK_TC_ISSUE = 1 << 6, /* issue */
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index e4e8e117d27d..499900d0cee7 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -378,6 +378,7 @@ struct cgroup_subsys {
* - initiating hotplug events
*/
struct mutex hierarchy_mutex;
+ struct lock_class_key subsys_key;
/*
* Link to parent, and list entry in parent's children.
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 384b38d3e8e2..161042746afc 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -234,7 +234,6 @@ struct cpufreq_driver {
int (*suspend) (struct cpufreq_policy *policy, pm_message_t pmsg);
int (*resume) (struct cpufreq_policy *policy);
struct freq_attr **attr;
- bool hide_interface;
};
/* flags */
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 3bacd71509fb..1f2e9020acc6 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -552,7 +552,12 @@ struct crypto_tfm *crypto_alloc_tfm(const char *alg_name,
const struct crypto_type *frontend,
u32 type, u32 mask);
struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask);
-void crypto_free_tfm(struct crypto_tfm *tfm);
+void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm);
+
+static inline void crypto_free_tfm(struct crypto_tfm *tfm)
+{
+ return crypto_destroy_tfm(tfm, tfm);
+}
int alg_test(const char *driver, const char *alg, u32 type, u32 mask);
diff --git a/include/linux/dcbnl.h b/include/linux/dcbnl.h
index b0ef274e0031..7d2e10006188 100644
--- a/include/linux/dcbnl.h
+++ b/include/linux/dcbnl.h
@@ -20,10 +20,12 @@
#ifndef __LINUX_DCBNL_H__
#define __LINUX_DCBNL_H__
+#include <linux/types.h>
+
#define DCB_PROTO_VERSION 1
struct dcbmsg {
- unsigned char dcb_family;
+ __u8 dcb_family;
__u8 cmd;
__u16 dcb_pad;
};
diff --git a/include/linux/device.h b/include/linux/device.h
index 45e5b1921fbb..47f343c7bdda 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -147,6 +147,8 @@ extern void put_driver(struct device_driver *drv);
extern struct device_driver *driver_find(const char *name,
struct bus_type *bus);
extern int driver_probe_done(void);
+extern int wait_for_device_probe(void);
+
/* sysfs interface for exporting driver attributes */
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 3e0f64c335c8..1956c8d46d32 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -97,7 +97,6 @@ typedef struct { DECLARE_BITMAP(bits, DMA_TX_TYPE_END); } dma_cap_mask_t;
/**
* struct dma_chan_percpu - the per-CPU part of struct dma_chan
- * @refcount: local_t used for open-coded "bigref" counting
* @memcpy_count: transaction counter
* @bytes_transferred: byte counter
*/
@@ -114,13 +113,11 @@ struct dma_chan_percpu {
* @cookie: last cookie value returned to client
* @chan_id: channel ID for sysfs
* @dev: class device for sysfs
- * @refcount: kref, used in "bigref" slow-mode
- * @slow_ref: indicates that the DMA channel is free
- * @rcu: the DMA channel's RCU head
* @device_node: used to add this to the device chan list
* @local: per-cpu pointer to a struct dma_chan_percpu
* @client-count: how many clients are using this channel
* @table_count: number of appearances in the mem-to-mem allocation table
+ * @private: private data for certain client-channel associations
*/
struct dma_chan {
struct dma_device *device;
@@ -134,6 +131,7 @@ struct dma_chan {
struct dma_chan_percpu *local;
int client_count;
int table_count;
+ void *private;
};
/**
@@ -211,8 +209,6 @@ struct dma_async_tx_descriptor {
* @global_node: list_head for global dma_device_list
* @cap_mask: one or more dma_capability flags
* @max_xor: maximum number of xor sources, 0 if no capability
- * @refcount: reference count
- * @done: IO completion struct
* @dev_id: unique device ID
* @dev: struct device reference for dma mapping api
* @device_alloc_chan_resources: allocate resources and return the
@@ -225,6 +221,7 @@ struct dma_async_tx_descriptor {
* @device_prep_dma_interrupt: prepares an end of chain interrupt operation
* @device_prep_slave_sg: prepares a slave dma operation
* @device_terminate_all: terminate all pending operations
+ * @device_is_tx_complete: poll for transaction completion
* @device_issue_pending: push pending transactions to hardware
*/
struct dma_device {
@@ -282,6 +279,18 @@ static inline void dmaengine_put(void)
}
#endif
+#ifdef CONFIG_NET_DMA
+#define net_dmaengine_get() dmaengine_get()
+#define net_dmaengine_put() dmaengine_put()
+#else
+static inline void net_dmaengine_get(void)
+{
+}
+static inline void net_dmaengine_put(void)
+{
+}
+#endif
+
dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan,
void *dest, void *src, size_t len);
dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan,
diff --git a/include/linux/firmware-map.h b/include/linux/firmware-map.h
index 6e199c8dfacc..cca686b39123 100644
--- a/include/linux/firmware-map.h
+++ b/include/linux/firmware-map.h
@@ -1,7 +1,7 @@
/*
* include/linux/firmware-map.h:
* Copyright (C) 2008 SUSE LINUX Products GmbH
- * by Bernhard Walle <bwalle@suse.de>
+ * by Bernhard Walle <bernhard.walle@gmx.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2.0 as published by
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 6022f44043f2..92734c0012e6 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -54,24 +54,30 @@ struct inodes_stat_t {
#define MAY_ACCESS 16
#define MAY_OPEN 32
+/*
+ * flags in file.f_mode. Note that FMODE_READ and FMODE_WRITE must correspond
+ * to O_WRONLY and O_RDWR via the strange trick in __dentry_open()
+ */
+
/* file is open for reading */
#define FMODE_READ ((__force fmode_t)1)
/* file is open for writing */
#define FMODE_WRITE ((__force fmode_t)2)
/* file is seekable */
#define FMODE_LSEEK ((__force fmode_t)4)
-/* file can be accessed using pread/pwrite */
+/* file can be accessed using pread */
#define FMODE_PREAD ((__force fmode_t)8)
-#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */
+/* file can be accessed using pwrite */
+#define FMODE_PWRITE ((__force fmode_t)16)
/* File is opened for execution with sys_execve / sys_uselib */
-#define FMODE_EXEC ((__force fmode_t)16)
+#define FMODE_EXEC ((__force fmode_t)32)
/* File is opened with O_NDELAY (only set for block devices) */
-#define FMODE_NDELAY ((__force fmode_t)32)
+#define FMODE_NDELAY ((__force fmode_t)64)
/* File is opened with O_EXCL (only set for block devices) */
-#define FMODE_EXCL ((__force fmode_t)64)
+#define FMODE_EXCL ((__force fmode_t)128)
/* File is opened using open(.., 3, ..) and is writeable only for ioctls
(specialy hack for floppy.c) */
-#define FMODE_WRITE_IOCTL ((__force fmode_t)128)
+#define FMODE_WRITE_IOCTL ((__force fmode_t)256)
/*
* Don't update ctime and mtime.
@@ -87,10 +93,10 @@ struct inodes_stat_t {
#define WRITE 1
#define READA 2 /* read-ahead - don't block if no resources */
#define SWRITE 3 /* for ll_rw_block() - wait for buffer lock */
-#define READ_SYNC (READ | (1 << BIO_RW_SYNC))
+#define READ_SYNC (READ | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
#define READ_META (READ | (1 << BIO_RW_META))
-#define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNC))
-#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNC))
+#define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
+#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_UNPLUG))
#define WRITE_BARRIER (WRITE | (1 << BIO_RW_BARRIER))
#define DISCARD_NOBARRIER (1 << BIO_RW_DISCARD)
#define DISCARD_BARRIER ((1 << BIO_RW_DISCARD) | (1 << BIO_RW_BARRIER))
diff --git a/include/linux/hdreg.h b/include/linux/hdreg.h
index c37e9241fae7..ed21bd3dbd25 100644
--- a/include/linux/hdreg.h
+++ b/include/linux/hdreg.h
@@ -511,7 +511,6 @@ struct hd_driveid {
unsigned short words69_70[2]; /* reserved words 69-70
* future command overlap and queuing
*/
- /* HDIO_GET_IDENTITY currently returns only words 0 through 70 */
unsigned short words71_74[4]; /* reserved words 71-74
* for IDENTIFY PACKET DEVICE command
*/
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index f1d2fba19ea0..03be7f29ca01 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -33,7 +33,8 @@ unsigned long hugetlb_total_pages(void);
int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long address, int write_access);
int hugetlb_reserve_pages(struct inode *inode, long from, long to,
- struct vm_area_struct *vma);
+ struct vm_area_struct *vma,
+ int acctflags);
void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed);
extern unsigned long hugepages_treat_as_movable;
@@ -138,7 +139,7 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
extern const struct file_operations hugetlbfs_file_operations;
extern struct vm_operations_struct hugetlb_vm_ops;
-struct file *hugetlb_file_setup(const char *name, size_t);
+struct file *hugetlb_file_setup(const char *name, size_t, int);
int hugetlb_get_quota(struct address_space *mapping, long delta);
void hugetlb_put_quota(struct address_space *mapping, long delta);
@@ -158,9 +159,9 @@ static inline void set_file_hugepages(struct file *file)
}
#else /* !CONFIG_HUGETLBFS */
-#define is_file_hugepages(file) 0
-#define set_file_hugepages(file) BUG()
-#define hugetlb_file_setup(name,size) ERR_PTR(-ENOSYS)
+#define is_file_hugepages(file) 0
+#define set_file_hugepages(file) BUG()
+#define hugetlb_file_setup(name,size,acctflag) ERR_PTR(-ENOSYS)
#endif /* !CONFIG_HUGETLBFS */
diff --git a/include/linux/i2c-dev.h b/include/linux/i2c-dev.h
index 311315b56b61..fd53bfd26470 100644
--- a/include/linux/i2c-dev.h
+++ b/include/linux/i2c-dev.h
@@ -33,7 +33,7 @@
*/
#define I2C_RETRIES 0x0701 /* number of times a device address should
be polled when not acknowledging */
-#define I2C_TIMEOUT 0x0702 /* set timeout in jiffies - call with int */
+#define I2C_TIMEOUT 0x0702 /* set timeout in units of 10 ms */
/* NOTE: Slave address is 7 or 10 bits, but 10-bit addresses
* are NOT supported! (due to code brokenness)
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index fcfbfea3af72..c86c3b07604c 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -361,7 +361,7 @@ struct i2c_adapter {
struct mutex bus_lock;
struct mutex clist_lock;
- int timeout;
+ int timeout; /* in jiffies */
int retries;
struct device dev; /* the adapter device */
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 194da5a4b0d6..e0cedfe9fad4 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -663,7 +663,7 @@ typedef struct ide_drive_s ide_drive_t;
#define to_ide_device(dev) container_of(dev, ide_drive_t, gendev)
#define to_ide_drv(obj, cont_type) \
- container_of(obj, struct cont_type, kref)
+ container_of(obj, struct cont_type, dev)
#define ide_drv_g(disk, cont_type) \
container_of((disk)->private_data, struct cont_type, driver)
@@ -866,6 +866,7 @@ struct ide_host {
unsigned int n_ports;
struct device *dev[2];
unsigned int (*init_chipset)(struct pci_dev *);
+ irq_handler_t irq_handler;
unsigned long host_flags;
void *host_priv;
ide_hwif_t *cur_port; /* for hosts requiring serialization */
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index f8ff918c208f..e1ff5b14310e 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -210,6 +210,7 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci)
/* Move the mac addresses to the beginning of the new header. */
memmove(skb->data, skb->data + VLAN_HLEN, 2 * VLAN_ETH_ALEN);
+ skb->mac_header -= VLAN_HLEN;
/* first, the ethernet type */
veth->h_vlan_proto = htons(ETH_P_8021Q);
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index ea0ea1a4c36f..e752d973fa21 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -48,12 +48,11 @@ extern struct fs_struct init_fs;
.posix_timers = LIST_HEAD_INIT(sig.posix_timers), \
.cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \
.rlim = INIT_RLIMITS, \
- .cputime = { .totals = { \
- .utime = cputime_zero, \
- .stime = cputime_zero, \
- .sum_exec_runtime = 0, \
- .lock = __SPIN_LOCK_UNLOCKED(sig.cputime.totals.lock), \
- }, }, \
+ .cputimer = { \
+ .cputime = INIT_CPUTIME, \
+ .running = 0, \
+ .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock), \
+ }, \
}
extern struct nsproxy init_nsproxy;
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index c4f6c101dbcd..d2e3cbfba14f 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -194,6 +194,7 @@ static inline void dmar_writeq(void __iomem *addr, u64 val)
/* FSTS_REG */
#define DMA_FSTS_PPF ((u32)2)
#define DMA_FSTS_PFO ((u32)1)
+#define DMA_FSTS_IQE (1 << 4)
#define dma_fsts_fault_record_index(s) (((s) >> 8) & 0xff)
/* FRCD_REG, 32 bits access */
@@ -328,7 +329,7 @@ extern int qi_flush_iotlb(struct intel_iommu *iommu, u16 did, u64 addr,
unsigned int size_order, u64 type,
int non_present_entry_flush);
-extern void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu);
+extern int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu);
extern void *intel_alloc_coherent(struct device *, size_t, dma_addr_t *, gfp_t);
extern void intel_free_coherent(struct device *, size_t, void *, dma_addr_t);
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h
index 82df31726a54..0adb0f91568c 100644
--- a/include/linux/io-mapping.h
+++ b/include/linux/io-mapping.h
@@ -30,11 +30,14 @@
* See Documentation/io_mapping.txt
*/
-/* this struct isn't actually defined anywhere */
-struct io_mapping;
-
#ifdef CONFIG_HAVE_ATOMIC_IOMAP
+struct io_mapping {
+ resource_size_t base;
+ unsigned long size;
+ pgprot_t prot;
+};
+
/*
* For small address space machines, mapping large objects
* into the kernel virtual space isn't practical. Where
@@ -43,23 +46,40 @@ struct io_mapping;
*/
static inline struct io_mapping *
-io_mapping_create_wc(unsigned long base, unsigned long size)
+io_mapping_create_wc(resource_size_t base, unsigned long size)
{
- return (struct io_mapping *) base;
+ struct io_mapping *iomap;
+
+ if (!is_io_mapping_possible(base, size))
+ return NULL;
+
+ iomap = kmalloc(sizeof(*iomap), GFP_KERNEL);
+ if (!iomap)
+ return NULL;
+
+ iomap->base = base;
+ iomap->size = size;
+ iomap->prot = pgprot_writecombine(__pgprot(__PAGE_KERNEL));
+ return iomap;
}
static inline void
io_mapping_free(struct io_mapping *mapping)
{
+ kfree(mapping);
}
/* Atomic map/unmap */
static inline void *
io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset)
{
- offset += (unsigned long) mapping;
- return iomap_atomic_prot_pfn(offset >> PAGE_SHIFT, KM_USER0,
- __pgprot(__PAGE_KERNEL_WC));
+ resource_size_t phys_addr;
+ unsigned long pfn;
+
+ BUG_ON(offset >= mapping->size);
+ phys_addr = mapping->base + offset;
+ pfn = (unsigned long) (phys_addr >> PAGE_SHIFT);
+ return iomap_atomic_prot_pfn(pfn, KM_USER0, mapping->prot);
}
static inline void
@@ -71,8 +91,12 @@ io_mapping_unmap_atomic(void *vaddr)
static inline void *
io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
{
- offset += (unsigned long) mapping;
- return ioremap_wc(offset, PAGE_SIZE);
+ resource_size_t phys_addr;
+
+ BUG_ON(offset >= mapping->size);
+ phys_addr = mapping->base + offset;
+
+ return ioremap_wc(phys_addr, PAGE_SIZE);
}
static inline void
@@ -83,9 +107,12 @@ io_mapping_unmap(void *vaddr)
#else
+/* this struct isn't actually defined anywhere */
+struct io_mapping;
+
/* Create the io_mapping object*/
static inline struct io_mapping *
-io_mapping_create_wc(unsigned long base, unsigned long size)
+io_mapping_create_wc(resource_size_t base, unsigned long size)
{
return (struct io_mapping *) ioremap_wc(base, size);
}
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index b28b37eb11c6..4d248b3f1323 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1150,7 +1150,8 @@ extern int jbd2_journal_clear_err (journal_t *);
extern int jbd2_journal_bmap(journal_t *, unsigned long, unsigned long long *);
extern int jbd2_journal_force_commit(journal_t *);
extern int jbd2_journal_file_inode(handle_t *handle, struct jbd2_inode *inode);
-extern int jbd2_journal_begin_ordered_truncate(struct jbd2_inode *inode, loff_t new_size);
+extern int jbd2_journal_begin_ordered_truncate(journal_t *journal,
+ struct jbd2_inode *inode, loff_t new_size);
extern void jbd2_journal_init_jbd_inode(struct jbd2_inode *jinode, struct inode *inode);
extern void jbd2_journal_release_jbd_inode(journal_t *journal, struct jbd2_inode *jinode);
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 5715f1907601..0424326f1679 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -58,10 +58,10 @@ struct kvm_irqchip {
__u32 pad;
union {
char dummy[512]; /* reserving space */
-#ifdef CONFIG_X86
+#ifdef __KVM_HAVE_PIT
struct kvm_pic_state pic;
#endif
-#if defined(CONFIG_X86) || defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_IOAPIC
struct kvm_ioapic_state ioapic;
#endif
} chip;
@@ -384,16 +384,16 @@ struct kvm_trace_rec {
#define KVM_CAP_MP_STATE 14
#define KVM_CAP_COALESCED_MMIO 15
#define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
-#if defined(CONFIG_X86)||defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
#define KVM_CAP_DEVICE_ASSIGNMENT 17
#endif
#define KVM_CAP_IOMMU 18
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_MSI
#define KVM_CAP_DEVICE_MSI 20
#endif
/* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
#define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_USER_NMI
#define KVM_CAP_USER_NMI 22
#endif
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index ec49d0be7f52..bf6f703642fc 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -285,6 +285,7 @@ void kvm_free_physmem(struct kvm *kvm);
struct kvm *kvm_arch_create_vm(void);
void kvm_arch_destroy_vm(struct kvm *kvm);
void kvm_free_all_assigned_devices(struct kvm *kvm);
+void kvm_arch_sync_events(struct kvm *kvm);
int kvm_cpu_get_interrupt(struct kvm_vcpu *v);
int kvm_cpu_has_interrupt(struct kvm_vcpu *v);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 5d87bc09a1f5..dc18b87ed722 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -275,7 +275,7 @@ enum {
* advised to wait only for the following duration before
* doing SRST.
*/
- ATA_TMOUT_PMP_SRST_WAIT = 1000,
+ ATA_TMOUT_PMP_SRST_WAIT = 5000,
/* ATA bus states */
BUS_UNKNOWN = 0,
@@ -530,6 +530,7 @@ struct ata_queued_cmd {
unsigned long flags; /* ATA_QCFLAG_xxx */
unsigned int tag;
unsigned int n_elem;
+ unsigned int orig_n_elem;
int dma_dir;
@@ -750,7 +751,8 @@ struct ata_port {
acpi_handle acpi_handle;
struct ata_acpi_gtm __acpi_init_gtm; /* use ata_acpi_init_gtm() */
#endif
- u8 sector_buf[ATA_SECT_SIZE]; /* owned by EH */
+ /* owned by EH */
+ u8 sector_buf[ATA_SECT_SIZE] ____cacheline_aligned;
};
/* The following initializer overrides a method to NULL whether one of
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e8ddc98b8405..065cdf8c09fb 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1041,10 +1041,23 @@ extern void free_bootmem_with_active_regions(int nid,
typedef int (*work_fn_t)(unsigned long, unsigned long, void *);
extern void work_with_active_regions(int nid, work_fn_t work_fn, void *data);
extern void sparse_memory_present_with_active_regions(int nid);
-#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID
-extern int early_pfn_to_nid(unsigned long pfn);
-#endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */
#endif /* CONFIG_ARCH_POPULATES_NODE_MAP */
+
+#if !defined(CONFIG_ARCH_POPULATES_NODE_MAP) && \
+ !defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID)
+static inline int __early_pfn_to_nid(unsigned long pfn)
+{
+ return 0;
+}
+#else
+/* please see mm/page_alloc.c */
+extern int __meminit early_pfn_to_nid(unsigned long pfn);
+#ifdef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID
+/* there is a per-arch backend function. */
+extern int __meminit __early_pfn_to_nid(unsigned long pfn);
+#endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */
+#endif
+
extern void set_dma_reserve(unsigned long new_dma_reserve);
extern void memmap_init_zone(unsigned long, int, unsigned long,
unsigned long, enum memmap_context);
@@ -1129,8 +1142,7 @@ extern unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
unsigned long flag, unsigned long pgoff);
extern unsigned long mmap_region(struct file *file, unsigned long addr,
unsigned long len, unsigned long flags,
- unsigned int vm_flags, unsigned long pgoff,
- int accountable);
+ unsigned int vm_flags, unsigned long pgoff);
static inline unsigned long do_mmap(struct file *file, unsigned long addr,
unsigned long len, unsigned long prot,
@@ -1160,6 +1172,7 @@ extern int filemap_fault(struct vm_area_struct *, struct vm_fault *);
/* mm/page-writeback.c */
int write_one_page(struct page *page, int wait);
+void task_dirty_inc(struct task_struct *tsk);
/* readahead.c */
#define VM_MAX_READAHEAD 128 /* kbytes */
@@ -1305,5 +1318,6 @@ void vmemmap_populate_print_last(void);
extern void *alloc_locked_buffer(size_t size);
extern void free_locked_buffer(void *buffer, size_t size);
+extern void release_locked_buffer(void *buffer, size_t size);
#endif /* __KERNEL__ */
#endif /* _LINUX_MM_H */
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 09c14e213b63..1aca6cebbb78 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1071,7 +1071,7 @@ void sparse_init(void);
#endif /* CONFIG_SPARSEMEM */
#ifdef CONFIG_NODES_SPAN_OTHER_NODES
-#define early_pfn_in_nid(pfn, nid) (early_pfn_to_nid(pfn) == (nid))
+bool early_pfn_in_nid(unsigned long pfn, int nid);
#else
#define early_pfn_in_nid(pfn, nid) (1)
#endif
diff --git a/include/linux/module.h b/include/linux/module.h
index f3b8329eb5b8..145a75528cc1 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -407,7 +407,6 @@ static inline local_t *__module_ref_addr(struct module *mod, int cpu)
static inline void __module_get(struct module *module)
{
if (module) {
- BUG_ON(module_refcount(module) == 0);
local_inc(__module_ref_addr(module, get_cpu()));
put_cpu();
}
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index ec54785d34f9..659366734f3f 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1079,6 +1079,7 @@ extern void synchronize_net(void);
extern int register_netdevice_notifier(struct notifier_block *nb);
extern int unregister_netdevice_notifier(struct notifier_block *nb);
extern int init_dummy_netdev(struct net_device *dev);
+extern void netdev_resync_ops(struct net_device *dev);
extern int call_netdevice_notifiers(unsigned long val, struct net_device *dev);
extern struct net_device *dev_get_by_index(struct net *net, int ifindex);
diff --git a/include/linux/netfilter/xt_NFLOG.h b/include/linux/netfilter/xt_NFLOG.h
index cdcd0ed58f7a..4b36aeb46a10 100644
--- a/include/linux/netfilter/xt_NFLOG.h
+++ b/include/linux/netfilter/xt_NFLOG.h
@@ -2,7 +2,7 @@
#define _XT_NFLOG_TARGET
#define XT_NFLOG_DEFAULT_GROUP 0x1
-#define XT_NFLOG_DEFAULT_THRESHOLD 1
+#define XT_NFLOG_DEFAULT_THRESHOLD 0
#define XT_NFLOG_MASK 0x0
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 48890cf3f96e..7bd624bfdcfd 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -684,7 +684,7 @@ int pci_enable_rom(struct pci_dev *pdev);
void pci_disable_rom(struct pci_dev *pdev);
void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size);
void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom);
-size_t pci_get_rom_size(void __iomem *rom, size_t size);
+size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size);
/* Power management related routines */
int pci_save_state(struct pci_dev *dev);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 52a9fe08451c..aca8c458aa8a 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1312,6 +1312,7 @@
#define PCI_DEVICE_ID_VIA_VT3351 0x0351
#define PCI_DEVICE_ID_VIA_VT3364 0x0364
#define PCI_DEVICE_ID_VIA_8371_0 0x0391
+#define PCI_DEVICE_ID_VIA_6415 0x0415
#define PCI_DEVICE_ID_VIA_8501_0 0x0501
#define PCI_DEVICE_ID_VIA_82C561 0x0561
#define PCI_DEVICE_ID_VIA_82C586_1 0x0571
@@ -1444,6 +1445,7 @@
#define PCI_DEVICE_ID_DIGI_DF_M_E 0x0071
#define PCI_DEVICE_ID_DIGI_DF_M_IOM2_A 0x0072
#define PCI_DEVICE_ID_DIGI_DF_M_A 0x0073
+#define PCI_DEVICE_ID_DIGI_NEO_8 0x00B1
#define PCI_DEVICE_ID_NEO_2DB9 0x00C8
#define PCI_DEVICE_ID_NEO_2DB9PRI 0x00C9
#define PCI_DEVICE_ID_NEO_2RJ45 0x00CA
@@ -2321,6 +2323,9 @@
#define PCI_DEVICE_ID_INTEL_82378 0x0484
#define PCI_DEVICE_ID_INTEL_I960 0x0960
#define PCI_DEVICE_ID_INTEL_I960RM 0x0962
+#define PCI_DEVICE_ID_INTEL_8257X_SOL 0x1062
+#define PCI_DEVICE_ID_INTEL_82573E_SOL 0x1085
+#define PCI_DEVICE_ID_INTEL_82573L_SOL 0x108F
#define PCI_DEVICE_ID_INTEL_82815_MC 0x1130
#define PCI_DEVICE_ID_INTEL_82815_CGC 0x1132
#define PCI_DEVICE_ID_INTEL_82092AA_0 0x1221
diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h
index b2648e8e4987..d51a2b3e221e 100644
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
@@ -515,7 +515,7 @@ enum
struct tc_drr_stats
{
- u32 deficit;
+ __u32 deficit;
};
#endif
diff --git a/include/linux/pm.h b/include/linux/pm.h
index de2e0a8f6728..24ba5f67b3a3 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -381,10 +381,12 @@ struct dev_pm_info {
#ifdef CONFIG_PM_SLEEP
extern void device_pm_lock(void);
+extern int sysdev_resume(void);
extern void device_power_up(pm_message_t state);
extern void device_resume(pm_message_t state);
extern void device_pm_unlock(void);
+extern int sysdev_suspend(pm_message_t state);
extern int device_power_down(pm_message_t state);
extern int device_suspend(pm_message_t state);
extern int device_prepare_suspend(pm_message_t state);
diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h
index f3f697df1d71..80044a4f3ab9 100644
--- a/include/linux/rcuclassic.h
+++ b/include/linux/rcuclassic.h
@@ -181,4 +181,10 @@ extern long rcu_batches_completed_bh(void);
#define rcu_enter_nohz() do { } while (0)
#define rcu_exit_nohz() do { } while (0)
+/* A context switch is a grace period for rcuclassic. */
+static inline int rcu_blocking_is_gp(void)
+{
+ return num_online_cpus() == 1;
+}
+
#endif /* __LINUX_RCUCLASSIC_H */
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 921340a7b71c..528343e6da51 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -52,6 +52,9 @@ struct rcu_head {
void (*func)(struct rcu_head *head);
};
+/* Internal to kernel, but needed by rcupreempt.h. */
+extern int rcu_scheduler_active;
+
#if defined(CONFIG_CLASSIC_RCU)
#include <linux/rcuclassic.h>
#elif defined(CONFIG_TREE_RCU)
@@ -265,6 +268,7 @@ extern void rcu_barrier_sched(void);
/* Internal to kernel */
extern void rcu_init(void);
+extern void rcu_scheduler_starting(void);
extern int rcu_needs_cpu(int cpu);
#endif /* __LINUX_RCUPDATE_H */
diff --git a/include/linux/rcupreempt.h b/include/linux/rcupreempt.h
index 3e05c09b54a2..74304b4538d8 100644
--- a/include/linux/rcupreempt.h
+++ b/include/linux/rcupreempt.h
@@ -142,4 +142,19 @@ static inline void rcu_exit_nohz(void)
#define rcu_exit_nohz() do { } while (0)
#endif /* CONFIG_NO_HZ */
+/*
+ * A context switch is a grace period for rcupreempt synchronize_rcu()
+ * only during early boot, before the scheduler has been initialized.
+ * So, how the heck do we get a context switch? Well, if the caller
+ * invokes synchronize_rcu(), they are willing to accept a context
+ * switch, so we simply pretend that one happened.
+ *
+ * After boot, there might be a blocked or preempted task in an RCU
+ * read-side critical section, so we cannot then take the fastpath.
+ */
+static inline int rcu_blocking_is_gp(void)
+{
+ return num_online_cpus() == 1 && !rcu_scheduler_active;
+}
+
#endif /* __LINUX_RCUPREEMPT_H */
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index d4368b7975c3..a722fb67bb2d 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -326,4 +326,10 @@ static inline void rcu_exit_nohz(void)
}
#endif /* CONFIG_NO_HZ */
+/* A context switch is a grace period for rcutree. */
+static inline int rcu_blocking_is_gp(void)
+{
+ return num_online_cpus() == 1;
+}
+
#endif /* __LINUX_RCUTREE_H */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2127e959e0f4..8c216e057c94 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -443,7 +443,6 @@ struct pacct_struct {
* @utime: time spent in user mode, in &cputime_t units
* @stime: time spent in kernel mode, in &cputime_t units
* @sum_exec_runtime: total time spent on the CPU, in nanoseconds
- * @lock: lock for fields in this struct
*
* This structure groups together three kinds of CPU time that are
* tracked for threads and thread groups. Most things considering
@@ -454,23 +453,33 @@ struct task_cputime {
cputime_t utime;
cputime_t stime;
unsigned long long sum_exec_runtime;
- spinlock_t lock;
};
/* Alternate field names when used to cache expirations. */
#define prof_exp stime
#define virt_exp utime
#define sched_exp sum_exec_runtime
+#define INIT_CPUTIME \
+ (struct task_cputime) { \
+ .utime = cputime_zero, \
+ .stime = cputime_zero, \
+ .sum_exec_runtime = 0, \
+ }
+
/**
- * struct thread_group_cputime - thread group interval timer counts
- * @totals: thread group interval timers; substructure for
- * uniprocessor kernel, per-cpu for SMP kernel.
+ * struct thread_group_cputimer - thread group interval timer counts
+ * @cputime: thread group interval timers.
+ * @running: non-zero when there are timers running and
+ * @cputime receives updates.
+ * @lock: lock for fields in this struct.
*
* This structure contains the version of task_cputime, above, that is
- * used for thread group CPU clock calculations.
+ * used for thread group CPU timer calculations.
*/
-struct thread_group_cputime {
- struct task_cputime totals;
+struct thread_group_cputimer {
+ struct task_cputime cputime;
+ int running;
+ spinlock_t lock;
};
/*
@@ -519,10 +528,10 @@ struct signal_struct {
cputime_t it_prof_incr, it_virt_incr;
/*
- * Thread group totals for process CPU clocks.
- * See thread_group_cputime(), et al, for details.
+ * Thread group totals for process CPU timers.
+ * See thread_group_cputimer(), et al, for details.
*/
- struct thread_group_cputime cputime;
+ struct thread_group_cputimer cputimer;
/* Earliest-expiration cache. */
struct task_cputime cputime_expires;
@@ -559,7 +568,7 @@ struct signal_struct {
* Live threads maintain their own counters and add to these
* in __exit_signal, except for the group leader.
*/
- cputime_t cutime, cstime;
+ cputime_t utime, stime, cutime, cstime;
cputime_t gtime;
cputime_t cgtime;
unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
@@ -568,6 +577,14 @@ struct signal_struct {
struct task_io_accounting ioac;
/*
+ * Cumulative ns of schedule CPU time fo dead threads in the
+ * group, not including a zombie group leader, (This only differs
+ * from jiffies_to_ns(utime + stime) if sched_clock uses something
+ * other than jiffies.)
+ */
+ unsigned long long sum_sched_runtime;
+
+ /*
* We don't bother to synchronize most readers of this at all,
* because there is no reader checking a limit that actually needs
* to get both rlim_cur and rlim_max atomically, and either one
@@ -2183,27 +2200,14 @@ static inline int spin_needbreak(spinlock_t *lock)
/*
* Thread group CPU time accounting.
*/
-
-static inline
-void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times)
-{
- struct task_cputime *totals = &tsk->signal->cputime.totals;
- unsigned long flags;
-
- spin_lock_irqsave(&totals->lock, flags);
- *times = *totals;
- spin_unlock_irqrestore(&totals->lock, flags);
-}
+void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
+void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
static inline void thread_group_cputime_init(struct signal_struct *sig)
{
- sig->cputime.totals = (struct task_cputime){
- .utime = cputime_zero,
- .stime = cputime_zero,
- .sum_exec_runtime = 0,
- };
-
- spin_lock_init(&sig->cputime.totals.lock);
+ sig->cputimer.cputime = INIT_CPUTIME;
+ spin_lock_init(&sig->cputimer.lock);
+ sig->cputimer.running = 0;
}
static inline void thread_group_cputime_free(struct signal_struct *sig)
@@ -2287,9 +2291,13 @@ extern long sched_group_rt_runtime(struct task_group *tg);
extern int sched_group_set_rt_period(struct task_group *tg,
long rt_period_us);
extern long sched_group_rt_period(struct task_group *tg);
+extern int sched_rt_can_attach(struct task_group *tg, struct task_struct *tsk);
#endif
#endif
+extern int task_can_switch_user(struct user_struct *up,
+ struct task_struct *tsk);
+
#ifdef CONFIG_TASK_XACCT
static inline void add_rchar(struct task_struct *tsk, ssize_t amt)
{
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 40ea5058c2ec..f616f31576d7 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -19,6 +19,7 @@ struct seq_file {
size_t from;
size_t count;
loff_t index;
+ loff_t read_pos;
u64 version;
struct mutex lock;
const struct seq_operations *op;
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 90bbbf0b1161..df9245c7bd3b 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -296,6 +296,7 @@ struct uart_port {
#define UPF_HARDPPS_CD ((__force upf_t) (1 << 11))
#define UPF_LOW_LATENCY ((__force upf_t) (1 << 13))
#define UPF_BUGGY_UART ((__force upf_t) (1 << 14))
+#define UPF_NO_TXEN_TEST ((__force upf_t) (1 << 15))
#define UPF_MAGIC_MULTIPLIER ((__force upf_t) (1 << 16))
#define UPF_CONS_FLOW ((__force upf_t) (1 << 23))
#define UPF_SHARE_IRQ ((__force upf_t) (1 << 24))
diff --git a/include/linux/serio.h b/include/linux/serio.h
index 1bcb357a01a1..e0417e4d3f15 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -212,7 +212,7 @@ static inline void serio_unpin_driver(struct serio *serio)
#define SERIO_FUJITSU 0x35
#define SERIO_ZHENHUA 0x36
#define SERIO_INEXIO 0x37
-#define SERIO_TOUCHIT213 0x37
+#define SERIO_TOUCHIT213 0x38
#define SERIO_W8001 0x39
#endif
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index cf2cb50f77d1..9dcf956ad18a 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -416,15 +416,6 @@ extern void skb_over_panic(struct sk_buff *skb, int len,
void *here);
extern void skb_under_panic(struct sk_buff *skb, int len,
void *here);
-extern void skb_truesize_bug(struct sk_buff *skb);
-
-static inline void skb_truesize_check(struct sk_buff *skb)
-{
- int len = sizeof(struct sk_buff) + skb->len;
-
- if (unlikely((int)skb->truesize < len))
- skb_truesize_bug(skb);
-}
extern int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb,
int getfrag(void *from, char *to, int offset,
diff --git a/include/linux/slab.h b/include/linux/slab.h
index f96d13c281e8..24c5602bee99 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -127,6 +127,7 @@ int kmem_ptr_validate(struct kmem_cache *cachep, const void *ptr);
void * __must_check __krealloc(const void *, size_t, gfp_t);
void * __must_check krealloc(const void *, size_t, gfp_t);
void kfree(const void *);
+void kzfree(const void *);
size_t ksize(const void *);
/*
diff --git a/include/linux/soundcard.h b/include/linux/soundcard.h
index 523d069c862c..1904afedb82f 100644
--- a/include/linux/soundcard.h
+++ b/include/linux/soundcard.h
@@ -1045,50 +1045,36 @@ typedef struct mixer_vol_table {
*/
#define LOCL_STARTAUDIO 1
-#if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS)
+#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS)
/*
* Some convenience macros to simplify programming of the
* /dev/sequencer interface
*
- * These macros define the API which should be used when possible.
+ * This is a legacy interface for applications written against
+ * the OSSlib-3.8 style interface. It is no longer possible
+ * to actually link against OSSlib with this header, but we
+ * still provide these macros for programs using them.
+ *
+ * If you want to use OSSlib, it is recommended that you get
+ * the GPL version of OSS-4.x and build against that version
+ * of the header.
+ *
+ * We redefine the extern keyword so that make headers_check
+ * does not complain about SEQ_USE_EXTBUF.
*/
#define SEQ_DECLAREBUF() SEQ_USE_EXTBUF()
void seqbuf_dump(void); /* This function must be provided by programs */
-extern int OSS_init(int seqfd, int buflen);
-extern void OSS_seqbuf_dump(int fd, unsigned char *buf, int buflen);
-extern void OSS_seq_advbuf(int len, int fd, unsigned char *buf, int buflen);
-extern void OSS_seq_needbuf(int len, int fd, unsigned char *buf, int buflen);
-extern void OSS_patch_caching(int dev, int chn, int patch,
- int fd, unsigned char *buf, int buflen);
-extern void OSS_drum_caching(int dev, int chn, int patch,
- int fd, unsigned char *buf, int buflen);
-extern void OSS_write_patch(int fd, unsigned char *buf, int len);
-extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
-
#define SEQ_PM_DEFINES int __foo_bar___
-#ifdef OSSLIB
-# define SEQ_USE_EXTBUF() \
- extern unsigned char *_seqbuf; \
- extern int _seqbuflen;extern int _seqbufptr
-# define SEQ_DEFINEBUF(len) SEQ_USE_EXTBUF();static int _requested_seqbuflen=len
-# define _SEQ_ADVBUF(len) OSS_seq_advbuf(len, seqfd, _seqbuf, _seqbuflen)
-# define _SEQ_NEEDBUF(len) OSS_seq_needbuf(len, seqfd, _seqbuf, _seqbuflen)
-# define SEQ_DUMPBUF() OSS_seqbuf_dump(seqfd, _seqbuf, _seqbuflen)
-
-# define SEQ_LOAD_GMINSTR(dev, instr) \
- OSS_patch_caching(dev, -1, instr, seqfd, _seqbuf, _seqbuflen)
-# define SEQ_LOAD_GMDRUM(dev, drum) \
- OSS_drum_caching(dev, -1, drum, seqfd, _seqbuf, _seqbuflen)
-#else /* !OSSLIB */
-
-# define SEQ_LOAD_GMINSTR(dev, instr)
-# define SEQ_LOAD_GMDRUM(dev, drum)
-
-# define SEQ_USE_EXTBUF() \
- extern unsigned char _seqbuf[]; \
- extern int _seqbuflen;extern int _seqbufptr
+
+#define SEQ_LOAD_GMINSTR(dev, instr)
+#define SEQ_LOAD_GMDRUM(dev, drum)
+
+#define _SEQ_EXTERN extern
+#define SEQ_USE_EXTBUF() \
+ _SEQ_EXTERN unsigned char _seqbuf[]; \
+ _SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr
#ifndef USE_SIMPLE_MACROS
/* Sample seqbuf_dump() implementation:
@@ -1131,7 +1117,6 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
*/
#define _SEQ_NEEDBUF(len) /* empty */
#endif
-#endif /* !OSSLIB */
#define SEQ_VOLUME_MODE(dev, mode) {_SEQ_NEEDBUF(8);\
_seqbuf[_seqbufptr] = SEQ_EXTENDED;\
@@ -1215,14 +1200,8 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
_CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0)
#define SEQ_SET_PATCH SEQ_PGM_CHANGE
-#ifdef OSSLIB
-# define SEQ_PGM_CHANGE(dev, chn, patch) \
- {OSS_patch_caching(dev, chn, patch, seqfd, _seqbuf, _seqbuflen); \
- _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0);}
-#else
-# define SEQ_PGM_CHANGE(dev, chn, patch) \
+#define SEQ_PGM_CHANGE(dev, chn, patch) \
_CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0)
-#endif
#define SEQ_CONTROL(dev, chn, controller, value) \
_CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value)
@@ -1300,19 +1279,12 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
/*
* Patch loading.
*/
-#ifdef OSSLIB
-# define SEQ_WRPATCH(patchx, len) \
- OSS_write_patch(seqfd, (char*)(patchx), len)
-# define SEQ_WRPATCH2(patchx, len) \
- OSS_write_patch2(seqfd, (char*)(patchx), len)
-#else
-# define SEQ_WRPATCH(patchx, len) \
+#define SEQ_WRPATCH(patchx, len) \
{if (_seqbufptr) SEQ_DUMPBUF();\
if (write(seqfd, (char*)(patchx), len)==-1) \
perror("Write patch: /dev/sequencer");}
-# define SEQ_WRPATCH2(patchx, len) \
+#define SEQ_WRPATCH2(patchx, len) \
(SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len))
-#endif
#endif
#endif
diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h
index bf8de281b4ed..eed4254bd503 100644
--- a/include/linux/spi/spi_bitbang.h
+++ b/include/linux/spi/spi_bitbang.h
@@ -83,6 +83,13 @@ extern int spi_bitbang_stop(struct spi_bitbang *spi);
* int getmiso(struct spi_device *);
* void spidelay(unsigned);
*
+ * setsck()'s is_on parameter is a zero/nonzero boolean.
+ *
+ * setmosi()'s is_on parameter is a zero/nonzero boolean.
+ *
+ * getmiso() is required to return 0 or 1 only. Any other value is invalid
+ * and will result in improper operation.
+ *
* A non-inlined routine would call bitbang_txrx_*() routines. The
* main loop could easily compile down to a handful of instructions,
* especially if the delay is a NOP (to run at peak speed).
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index e0c0fccced46..a0c66a2e00ad 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -124,7 +124,12 @@ do { \
#ifdef CONFIG_GENERIC_LOCKBREAK
#define spin_is_contended(lock) ((lock)->break_lock)
#else
+
+#ifdef __raw_spin_is_contended
#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
+#else
+#define spin_is_contended(lock) (((void)(lock), 0))
+#endif /*__raw_spin_is_contended*/
#endif
/**
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 0eda02ff2414..f9f900cfd066 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -95,13 +95,13 @@ struct old_linux_dirent;
#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
-#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void)
-#define SYSCALL_DEFINE1(...) SYSCALL_DEFINEx(1, __VA_ARGS__)
-#define SYSCALL_DEFINE2(...) SYSCALL_DEFINEx(2, __VA_ARGS__)
-#define SYSCALL_DEFINE3(...) SYSCALL_DEFINEx(3, __VA_ARGS__)
-#define SYSCALL_DEFINE4(...) SYSCALL_DEFINEx(4, __VA_ARGS__)
-#define SYSCALL_DEFINE5(...) SYSCALL_DEFINEx(5, __VA_ARGS__)
-#define SYSCALL_DEFINE6(...) SYSCALL_DEFINEx(6, __VA_ARGS__)
+#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void)
+#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
#ifdef CONFIG_PPC64
#define SYSCALL_ALIAS(alias, name) \
@@ -121,21 +121,21 @@ struct old_linux_dirent;
#define SYSCALL_DEFINE(name) static inline long SYSC_##name
#define SYSCALL_DEFINEx(x, name, ...) \
- asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)); \
- static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)); \
- asmlinkage long SyS_##name(__SC_LONG##x(__VA_ARGS__)) \
+ asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__)); \
+ static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__)); \
+ asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__)) \
{ \
__SC_TEST##x(__VA_ARGS__); \
- return (long) SYSC_##name(__SC_CAST##x(__VA_ARGS__)); \
+ return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__)); \
} \
- SYSCALL_ALIAS(sys_##name, SyS_##name); \
- static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__))
+ SYSCALL_ALIAS(sys##name, SyS##name); \
+ static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
#else /* CONFIG_HAVE_SYSCALL_WRAPPERS */
#define SYSCALL_DEFINE(name) asmlinkage long sys_##name
#define SYSCALL_DEFINEx(x, name, ...) \
- asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__))
+ asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
#endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */
diff --git a/include/linux/timerfd.h b/include/linux/timerfd.h
index 86cb0501d3e2..2d0792983f8c 100644
--- a/include/linux/timerfd.h
+++ b/include/linux/timerfd.h
@@ -11,13 +11,21 @@
/* For O_CLOEXEC and O_NONBLOCK */
#include <linux/fcntl.h>
-/* Flags for timerfd_settime. */
+/*
+ * CAREFUL: Check include/asm-generic/fcntl.h when defining
+ * new flags, since they might collide with O_* ones. We want
+ * to re-use O_* flags that couldn't possibly have a meaning
+ * from eventfd, in order to leave a free define-space for
+ * shared O_* flags.
+ */
#define TFD_TIMER_ABSTIME (1 << 0)
-
-/* Flags for timerfd_create. */
#define TFD_CLOEXEC O_CLOEXEC
#define TFD_NONBLOCK O_NONBLOCK
+#define TFD_SHARED_FCNTL_FLAGS (TFD_CLOEXEC | TFD_NONBLOCK)
+/* Flags for timerfd_create. */
+#define TFD_CREATE_FLAGS TFD_SHARED_FCNTL_FLAGS
+/* Flags for timerfd_settime. */
+#define TFD_SETTIME_FLAGS TFD_TIMER_ABSTIME
#endif /* _LINUX_TIMERFD_H */
-
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index 315bcd375224..cc4f45361dbb 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -13,6 +13,7 @@ struct user_namespace {
struct kref kref;
struct hlist_head uidhash_table[UIDHASH_SZ];
struct user_struct *creator;
+ struct work_struct destroyer;
};
extern struct user_namespace init_user_ns;
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 506e7620a986..9c0890c7a06a 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -84,6 +84,10 @@ extern struct vm_struct *get_vm_area_caller(unsigned long size,
unsigned long flags, void *caller);
extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags,
unsigned long start, unsigned long end);
+extern struct vm_struct *__get_vm_area_caller(unsigned long size,
+ unsigned long flags,
+ unsigned long start, unsigned long end,
+ void *caller);
extern struct vm_struct *get_vm_area_node(unsigned long size,
unsigned long flags, int node,
gfp_t gfp_mask);
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h
index 6fc13d905c5f..ded434b032a4 100644
--- a/include/net/net_namespace.h
+++ b/include/net/net_namespace.h
@@ -109,11 +109,6 @@ extern struct list_head net_namespace_list;
#ifdef CONFIG_NET_NS
extern void __put_net(struct net *net);
-static inline int net_alive(struct net *net)
-{
- return net && atomic_read(&net->count);
-}
-
static inline struct net *get_net(struct net *net)
{
atomic_inc(&net->count);
@@ -145,11 +140,6 @@ int net_eq(const struct net *net1, const struct net *net2)
}
#else
-static inline int net_alive(struct net *net)
-{
- return 1;
-}
-
static inline struct net *get_net(struct net *net)
{
return net;
@@ -234,6 +224,23 @@ struct pernet_operations {
void (*exit)(struct net *net);
};
+/*
+ * Use these carefully. If you implement a network device and it
+ * needs per network namespace operations use device pernet operations,
+ * otherwise use pernet subsys operations.
+ *
+ * This is critically important. Most of the network code cleanup
+ * runs with the assumption that dev_remove_pack has been called so no
+ * new packets will arrive during and after the cleanup functions have
+ * been called. dev_remove_pack is not per namespace so instead the
+ * guarantee of no more packets arriving in a network namespace is
+ * provided by ensuring that all network devices and all sockets have
+ * left the network namespace before the cleanup methods are called.
+ *
+ * For the longest time the ipv4 icmp code was registered as a pernet
+ * device which caused kernel oops, and panics during network
+ * namespace cleanup. So please don't get this wrong.
+ */
extern int register_pernet_subsys(struct pernet_operations *);
extern void unregister_pernet_subsys(struct pernet_operations *);
extern int register_pernet_gen_subsys(int *id, struct pernet_operations *);
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index e78afe7f28e3..c25068e38516 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -59,7 +59,7 @@ static inline int nf_conntrack_confirm(struct sk_buff *skb)
struct nf_conn *ct = (struct nf_conn *)skb->nfct;
int ret = NF_ACCEPT;
- if (ct) {
+ if (ct && ct != &nf_conntrack_untracked) {
if (!nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct))
ret = __nf_conntrack_confirm(skb);
nf_ct_deliver_cached_events(ct);
diff --git a/include/net/sock.h b/include/net/sock.h
index 5a3a151bd730..eefeeaf7fc46 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -860,7 +860,6 @@ static inline void sk_mem_uncharge(struct sock *sk, int size)
static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
{
- skb_truesize_check(skb);
sock_set_flag(sk, SOCK_QUEUE_SHRUNK);
sk->sk_wmem_queued -= skb->truesize;
sk_mem_uncharge(sk, skb->truesize);
@@ -1308,7 +1307,7 @@ static inline int sock_writeable(const struct sock *sk)
static inline gfp_t gfp_any(void)
{
- return in_atomic() ? GFP_ATOMIC : GFP_KERNEL;
+ return in_softirq() ? GFP_ATOMIC : GFP_KERNEL;
}
static inline long sock_rcvtimeo(const struct sock *sk, int noblock)