28 files changed, 97 insertions, 38 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 4f82a5bc6d98..44975c1bbe12 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -584,7 +584,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
 extern bool osc_sb_apei_support_acked;
 extern bool osc_pc_lpi_support_confirmed;
 extern bool osc_sb_native_usb4_support_confirmed;
-extern bool osc_sb_cppc_not_supported;
+extern bool osc_sb_cppc2_support_acked;
 extern bool osc_cpc_flexible_adr_space_confirmed;
 
 /* USB4 Capabilities */
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 1bfcfb1af352..d4427d0a0e18 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -264,7 +264,8 @@ struct css_set {
 	 * List of csets participating in the on-going migration either as
 	 * source or destination.  Protected by cgroup_mutex.
 	 */
-	struct list_head mg_preload_node;
+	struct list_head mg_src_preload_node;
+	struct list_head mg_dst_preload_node;
 	struct list_head mg_node;
 
 	/*
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index d08dfcb0ac68..4f2a819fd60a 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -24,6 +24,7 @@ static inline void __chk_io_ptr(const volatile void __iomem *ptr) { }
 /* context/locking */
 # define __must_hold(x)	__attribute__((context(x,1,1)))
 # define __acquires(x)	__attribute__((context(x,0,1)))
+# define __cond_acquires(x) __attribute__((context(x,0,-1)))
 # define __releases(x)	__attribute__((context(x,1,0)))
 # define __acquire(x)	__context__(x,1)
 # define __release(x)	__context__(x,-1)
@@ -50,6 +51,7 @@ static inline void __chk_io_ptr(const volatile void __iomem *ptr) { }
 /* context/locking */
 # define __must_hold(x)
 # define __acquires(x)
+# define __cond_acquires(x)
 # define __releases(x)
 # define __acquire(x)	(void)0
 # define __release(x)	(void)0
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 2c7477354744..314802f98b9d 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -68,6 +68,8 @@ extern ssize_t cpu_show_srbds(struct device *dev, struct device_attribute *attr,
 extern ssize_t cpu_show_mmio_stale_data(struct device *dev,
 					struct device_attribute *attr,
 					char *buf);
+extern ssize_t cpu_show_retbleed(struct device *dev,
+				 struct device_attribute *attr, char *buf);
 
 extern __printf(4, 5)
 struct device *cpu_device_create(struct device *parent, void *drvdata,
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h
index dc10bee75a72..34aab4dd336c 100644
--- a/include/linux/devfreq.h
+++ b/include/linux/devfreq.h
@@ -148,6 +148,8 @@ struct devfreq_stats {
  *		reevaluate operable frequencies. Devfreq users may use
  *		devfreq.nb to the corresponding register notifier call chain.
  * @work:	delayed work for load monitoring.
+ * @freq_table:		current frequency table used by the devfreq driver.
+ * @max_state:		count of entry present in the frequency table.
  * @previous_freq:	previously configured frequency value.
  * @last_status:	devfreq user device info, performance statistics
  * @data:	Private data of the governor. The devfreq framework does not
@@ -185,6 +187,9 @@ struct devfreq {
 	struct notifier_block nb;
 	struct delayed_work work;
 
+	unsigned long *freq_table;
+	unsigned int max_state;
+
 	unsigned long previous_freq;
 	struct devfreq_dev_status last_status;
 
diff --git a/include/linux/dim.h b/include/linux/dim.h
index b698266d0035..6c5733981563 100644
--- a/include/linux/dim.h
+++ b/include/linux/dim.h
@@ -21,7 +21,7 @@
  * We consider 10% difference as significant.
  */
 #define IS_SIGNIFICANT_DIFF(val, ref) \
-	(((100UL * abs((val) - (ref))) / (ref)) > 10)
+	((ref) && (((100UL * abs((val) - (ref))) / (ref)) > 10))
 
 /*
  * Calculate the gap between two values.
diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h
index edc28555814c..e517dbcf74ed 100644
--- a/include/linux/fanotify.h
+++ b/include/linux/fanotify.h
@@ -111,6 +111,10 @@
 					 FANOTIFY_PERM_EVENTS | \
 					 FAN_Q_OVERFLOW | FAN_ONDIR)
 
+/* Events and flags relevant only for directories */
+#define FANOTIFY_DIRONLY_EVENT_BITS	(FANOTIFY_DIRENT_EVENTS | \
+					 FAN_EVENT_ON_CHILD | FAN_ONDIR)
+
 #define ALL_FANOTIFY_EVENT_BITS		(FANOTIFY_OUTGOING_EVENTS | \
 					 FANOTIFY_EVENT_FLAGS)
 
diff --git a/include/linux/fbcon.h b/include/linux/fbcon.h
index ff5596dd30f8..2382dec6d6ab 100644
--- a/include/linux/fbcon.h
+++ b/include/linux/fbcon.h
@@ -15,6 +15,8 @@ void fbcon_new_modelist(struct fb_info *info);
 void fbcon_get_requirement(struct fb_info *info,
 			   struct fb_blit_caps *caps);
 void fbcon_fb_blanked(struct fb_info *info, int blank);
+int  fbcon_modechange_possible(struct fb_info *info,
+			       struct fb_var_screeninfo *var);
 void fbcon_update_vcs(struct fb_info *info, bool all);
 void fbcon_remap_all(struct fb_info *info);
 int fbcon_set_con2fb_map_ioctl(void __user *argp);
@@ -33,6 +35,8 @@ static inline void fbcon_new_modelist(struct fb_info *info) {}
 static inline void fbcon_get_requirement(struct fb_info *info,
 					 struct fb_blit_caps *caps) {}
 static inline void fbcon_fb_blanked(struct fb_info *info, int blank) {}
+static inline int  fbcon_modechange_possible(struct fb_info *info,
+				struct fb_var_screeninfo *var) { return 0; }
 static inline void fbcon_update_vcs(struct fb_info *info, bool all) {}
 static inline void fbcon_remap_all(struct fb_info *info) {}
 static inline int fbcon_set_con2fb_map_ioctl(void __user *argp) { return 0; }
diff --git a/include/linux/fscache.h b/include/linux/fscache.h
index 72585c9729a2..b86265664879 100644
--- a/include/linux/fscache.h
+++ b/include/linux/fscache.h
@@ -130,6 +130,7 @@ struct fscache_cookie {
 #define FSCACHE_COOKIE_DO_PREP_TO_WRITE	12		/* T if cookie needs write preparation */
 #define FSCACHE_COOKIE_HAVE_DATA	13		/* T if this cookie has data stored */
 #define FSCACHE_COOKIE_IS_HASHED	14		/* T if this cookie is hashed */
+#define FSCACHE_COOKIE_DO_INVALIDATE	15		/* T if cookie needs invalidation */
 
 	enum fscache_cookie_state	state;
 	u8				advice;		/* FSCACHE_ADV_* */
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 3af34de54330..56d6a0196534 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -149,19 +149,19 @@ static inline void *kmap_local_folio(struct folio *folio, size_t offset);
  * It is used in atomic context when code wants to access the contents of a
  * page that might be allocated from high memory (see __GFP_HIGHMEM), for
  * example a page in the pagecache.  The API has two functions, and they
- * can be used in a manner similar to the following:
+ * can be used in a manner similar to the following::
  *
- * -- Find the page of interest. --
- * struct page *page = find_get_page(mapping, offset);
+ *   // Find the page of interest.
+ *   struct page *page = find_get_page(mapping, offset);
  *
- * -- Gain access to the contents of that page. --
- * void *vaddr = kmap_atomic(page);
+ *   // Gain access to the contents of that page.
+ *   void *vaddr = kmap_atomic(page);
  *
- * -- Do something to the contents of that page. --
- * memset(vaddr, 0, PAGE_SIZE);
+ *   // Do something to the contents of that page.
+ *   memset(vaddr, 0, PAGE_SIZE);
  *
- * -- Unmap that page. --
- * kunmap_atomic(vaddr);
+ *   // Unmap that page.
+ *   kunmap_atomic(vaddr);
  *
  * Note that the kunmap_atomic() call takes the result of the kmap_atomic()
  * call, not the argument.
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 4f29139bbfc3..5fcf89faa31a 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -612,7 +612,6 @@ struct intel_iommu {
 struct device_domain_info {
 	struct list_head link;	/* link to domain siblings */
 	struct list_head global; /* link to global list */
-	struct list_head table;	/* link to pasid table */
 	u32 segment;		/* PCI segment number */
 	u8 bus;			/* PCI bus number */
 	u8 devfn;		/* PCI devfn number */
@@ -729,8 +728,6 @@ extern int dmar_ir_support(void);
 void *alloc_pgtable_page(int node);
 void free_pgtable_page(void *vaddr);
 struct intel_iommu *domain_get_iommu(struct dmar_domain *domain);
-int for_each_device_domain(int (*fn)(struct device_domain_info *info,
-				     void *data), void *data);
 void iommu_flush_write_buffer(struct intel_iommu *iommu);
 int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct device *dev);
 struct intel_iommu *device_to_iommu(struct device *dev, u8 *bus, u8 *devfn);
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index ce6536f1d269..475683cd67f1 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -452,6 +452,12 @@ static inline int kexec_crash_loaded(void) { return 0; }
 #define kexec_in_progress false
 #endif /* CONFIG_KEXEC_CORE */
 
+#ifdef CONFIG_KEXEC_SIG
+void set_kexec_sig_enforced(void);
+#else
+static inline void set_kexec_sig_enforced(void) {}
+#endif
+
 #endif /* !defined(__ASSEBMLY__) */
 
 #endif /* LINUX_KEXEC_H */
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index c20f2d55840c..90a45ef7203b 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1513,7 +1513,7 @@ static inline void kvm_arch_end_assignment(struct kvm *kvm)
 {
 }
 
-static inline bool kvm_arch_has_assigned_device(struct kvm *kvm)
+static __always_inline bool kvm_arch_has_assigned_device(struct kvm *kvm)
 {
 	return false;
 }
@@ -1822,6 +1822,15 @@ struct _kvm_stats_desc {
 	STATS_DESC_PEAK(SCOPE, name, KVM_STATS_UNIT_NONE,		       \
 		KVM_STATS_BASE_POW10, 0)
 
+/* Instantaneous boolean value, read only */
+#define STATS_DESC_IBOOLEAN(SCOPE, name)				       \
+	STATS_DESC_INSTANT(SCOPE, name, KVM_STATS_UNIT_BOOLEAN,		       \
+		KVM_STATS_BASE_POW10, 0)
+/* Peak (sticky) boolean value, read/write */
+#define STATS_DESC_PBOOLEAN(SCOPE, name)				       \
+	STATS_DESC_PEAK(SCOPE, name, KVM_STATS_UNIT_BOOLEAN,		       \
+		KVM_STATS_BASE_POW10, 0)
+
 /* Cumulative time in nanosecond */
 #define STATS_DESC_TIME_NSEC(SCOPE, name)				       \
 	STATS_DESC_CUMULATIVE(SCOPE, name, KVM_STATS_UNIT_SECONDS,	       \
@@ -1853,7 +1862,7 @@ struct _kvm_stats_desc {
 			HALT_POLL_HIST_COUNT),				       \
 	STATS_DESC_LOGHIST_TIME_NSEC(VCPU_GENERIC, halt_wait_hist,	       \
 			HALT_POLL_HIST_COUNT),				       \
-	STATS_DESC_ICOUNTER(VCPU_GENERIC, blocking)
+	STATS_DESC_IBOOLEAN(VCPU_GENERIC, blocking)
 
 extern struct dentry *kvm_debugfs_dir;
 
diff --git a/include/linux/lockref.h b/include/linux/lockref.h
index 99f17cc8e163..c3a1f78bc884 100644
--- a/include/linux/lockref.h
+++ b/include/linux/lockref.h
@@ -38,7 +38,6 @@ extern void lockref_get(struct lockref *);
 extern int lockref_put_return(struct lockref *);
 extern int lockref_get_not_zero(struct lockref *);
 extern int lockref_put_not_zero(struct lockref *);
-extern int lockref_get_or_lock(struct lockref *);
 extern int lockref_put_or_lock(struct lockref *);
 
 extern void lockref_mark_dead(struct lockref *);
diff --git a/include/linux/memregion.h b/include/linux/memregion.h
index e11595256cac..c04c4fd2e209 100644
--- a/include/linux/memregion.h
+++ b/include/linux/memregion.h
@@ -16,7 +16,7 @@ static inline int memregion_alloc(gfp_t gfp)
 {
 	return -ENOMEM;
 }
-void memregion_free(int id)
+static inline void memregion_free(int id)
 {
 }
 #endif
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index f615a66c89e9..2563d30736e9 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1671,7 +1671,7 @@ enum netdev_priv_flags {
 	IFF_FAILOVER_SLAVE		= 1<<28,
 	IFF_L3MDEV_RX_HANDLER		= 1<<29,
 	IFF_LIVE_RENAME_OK		= 1<<30,
-	IFF_TX_SKB_NO_LINEAR		= 1<<31,
+	IFF_TX_SKB_NO_LINEAR		= BIT_ULL(31),
 	IFF_CHANGE_PROTO_DOWN		= BIT_ULL(32),
 };
 
diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index 1773e5df8e65..1b18dfa52e48 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -214,7 +214,7 @@ struct netfs_request_ops {
 	void (*issue_read)(struct netfs_io_subrequest *subreq);
 	bool (*is_still_valid)(struct netfs_io_request *rreq);
 	int (*check_write_begin)(struct file *file, loff_t pos, unsigned len,
-				 struct folio *folio, void **_fsdata);
+				 struct folio **foliop, void **_fsdata);
 	void (*done)(struct netfs_io_request *rreq);
 };
 
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index e3934003f239..07cfc922f8e4 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -906,12 +906,14 @@ struct nvme_common_command {
 	__le32			cdw2[2];
 	__le64			metadata;
 	union nvme_data_ptr	dptr;
+	struct_group(cdws,
 	__le32			cdw10;
 	__le32			cdw11;
 	__le32			cdw12;
 	__le32			cdw13;
 	__le32			cdw14;
 	__le32			cdw15;
+	);
 };
 
 struct nvme_rw_command {
diff --git a/include/linux/objtool.h b/include/linux/objtool.h
index 15b940ec1eac..10bc88cc3bf6 100644
--- a/include/linux/objtool.h
+++ b/include/linux/objtool.h
@@ -32,11 +32,16 @@ struct unwind_hint {
  *
  * UNWIND_HINT_FUNC: Generate the unwind metadata of a callable function.
  * Useful for code which doesn't have an ELF function annotation.
+ *
+ * UNWIND_HINT_ENTRY: machine entry without stack, SYSCALL/SYSENTER etc.
  */
 #define UNWIND_HINT_TYPE_CALL		0
 #define UNWIND_HINT_TYPE_REGS		1
 #define UNWIND_HINT_TYPE_REGS_PARTIAL	2
 #define UNWIND_HINT_TYPE_FUNC		3
+#define UNWIND_HINT_TYPE_ENTRY		4
+#define UNWIND_HINT_TYPE_SAVE		5
+#define UNWIND_HINT_TYPE_RESTORE	6
 
 #ifdef CONFIG_OBJTOOL
 
@@ -124,7 +129,7 @@ struct unwind_hint {
  * the debuginfo as necessary.  It will also warn if it sees any
  * inconsistencies.
  */
-.macro UNWIND_HINT sp_reg:req sp_offset=0 type:req end=0
+.macro UNWIND_HINT type:req sp_reg=0 sp_offset=0 end=0
 .Lunwind_hint_ip_\@:
 	.pushsection .discard.unwind_hints
 		/* struct unwind_hint */
@@ -177,7 +182,7 @@ struct unwind_hint {
 #define ASM_REACHABLE
 #else
 #define ANNOTATE_INTRA_FUNCTION_CALL
-.macro UNWIND_HINT sp_reg:req sp_offset=0 type:req end=0
+.macro UNWIND_HINT type:req sp_reg=0 sp_offset=0 end=0
 .endm
 .macro STACK_FRAME_NON_STANDARD func:req
 .endm
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 508f1149665b..b09f7d36cff2 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -572,6 +572,10 @@ struct macsec_ops;
  * @mdix_ctrl: User setting of crossover
  * @pma_extable: Cached value of PMA/PMD Extended Abilities Register
  * @interrupts: Flag interrupts have been enabled
+ * @irq_suspended: Flag indicating PHY is suspended and therefore interrupt
+ *                 handling shall be postponed until PHY has resumed
+ * @irq_rerun: Flag indicating interrupts occurred while PHY was suspended,
+ *             requiring a rerun of the interrupt handler after resume
  * @interface: enum phy_interface_t value
  * @skb: Netlink message for cable diagnostics
  * @nest: Netlink nest used for cable diagnostics
@@ -626,6 +630,8 @@ struct phy_device {
 
 	/* Interrupts are enabled */
 	unsigned interrupts:1;
+	unsigned irq_suspended:1;
+	unsigned irq_rerun:1;
 
 	enum phy_state state;
 
diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index 9e4d056967c6..0a41b2dcccad 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -88,7 +88,7 @@ extern void pm_runtime_get_suppliers(struct device *dev);
 extern void pm_runtime_put_suppliers(struct device *dev);
 extern void pm_runtime_new_link(struct device *dev);
 extern void pm_runtime_drop_link(struct device_link *link);
-extern void pm_runtime_release_supplier(struct device_link *link, bool check_idle);
+extern void pm_runtime_release_supplier(struct device_link *link);
 
 extern int devm_pm_runtime_enable(struct device *dev);
 
@@ -314,8 +314,7 @@ static inline void pm_runtime_get_suppliers(struct device *dev) {}
 static inline void pm_runtime_put_suppliers(struct device *dev) {}
 static inline void pm_runtime_new_link(struct device *dev) {}
 static inline void pm_runtime_drop_link(struct device_link *link) {}
-static inline void pm_runtime_release_supplier(struct device_link *link,
-					       bool check_idle) {}
+static inline void pm_runtime_release_supplier(struct device_link *link) {}
 
 #endif /* !CONFIG_PM */
 
diff --git a/include/linux/refcount.h b/include/linux/refcount.h
index b8a6e387f8f9..a62fcca97486 100644
--- a/include/linux/refcount.h
+++ b/include/linux/refcount.h
@@ -361,9 +361,9 @@ static inline void refcount_dec(refcount_t *r)
 
 extern __must_check bool refcount_dec_if_one(refcount_t *r);
 extern __must_check bool refcount_dec_not_one(refcount_t *r);
-extern __must_check bool refcount_dec_and_mutex_lock(refcount_t *r, struct mutex *lock);
-extern __must_check bool refcount_dec_and_lock(refcount_t *r, spinlock_t *lock);
+extern __must_check bool refcount_dec_and_mutex_lock(refcount_t *r, struct mutex *lock) __cond_acquires(lock);
+extern __must_check bool refcount_dec_and_lock(refcount_t *r, spinlock_t *lock) __cond_acquires(lock);
 extern __must_check bool refcount_dec_and_lock_irqsave(refcount_t *r,
 						       spinlock_t *lock,
-						       unsigned long *flags);
+						       unsigned long *flags) __cond_acquires(lock);
 #endif /* _LINUX_REFCOUNT_H */
diff --git a/include/linux/reset.h b/include/linux/reset.h
index 8a21b5756c3e..514ddf003efc 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -731,7 +731,7 @@ static inline int __must_check
 devm_reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs,
 					       struct reset_control_bulk_data *rstcs)
 {
-	return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, true, false, true);
+	return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, false, true, true);
 }
 
 /**
diff --git a/include/linux/rtsx_usb.h b/include/linux/rtsx_usb.h
index 159729cffd8e..3247ed8e9ff0 100644
--- a/include/linux/rtsx_usb.h
+++ b/include/linux/rtsx_usb.h
@@ -54,8 +54,6 @@ struct rtsx_ucr {
 	struct usb_device	*pusb_dev;
 	struct usb_interface	*pusb_intf;
 	struct usb_sg_request	current_sg;
-	unsigned char		*iobuf;
-	dma_addr_t		iobuf_dma;
 
 	struct timer_list	sg_timer;
 	struct mutex		dev_mutex;
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 505aaf9fe477..81cab4b01edc 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -85,7 +85,7 @@ static inline void exit_thread(struct task_struct *tsk)
 extern __noreturn void do_group_exit(int);
 
 extern void exit_files(struct task_struct *);
-extern void exit_itimers(struct signal_struct *);
+extern void exit_itimers(struct task_struct *);
 
 extern pid_t kernel_clone(struct kernel_clone_args *kargs);
 struct task_struct *create_io_thread(int (*fn)(void *), void *arg, int node);
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 657a0fc68a3f..fde258b3decd 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -390,6 +390,11 @@ static const bool earlycon_acpi_spcr_enable EARLYCON_USED_OR_UNUSED;
 static inline int setup_earlycon(char *buf) { return 0; }
 #endif
 
+static inline bool uart_console_enabled(struct uart_port *port)
+{
+	return uart_console(port) && (port->cons->flags & CON_ENABLED);
+}
+
 struct uart_port *uart_get_console(struct uart_port *ports, int nr,
 				   struct console *c);
 int uart_parse_earlycon(char *p, unsigned char *iotype, resource_size_t *addr,
diff --git a/include/linux/sysfb.h b/include/linux/sysfb.h
index b0dcfa26d07b..8ba8b5be5567 100644
--- a/include/linux/sysfb.h
+++ b/include/linux/sysfb.h
@@ -55,6 +55,18 @@ struct efifb_dmi_info {
 	int flags;
 };
 
+#ifdef CONFIG_SYSFB
+
+void sysfb_disable(void);
+
+#else /* CONFIG_SYSFB */
+
+static inline void sysfb_disable(void)
+{
+}
+
+#endif /* CONFIG_SYSFB */
+
 #ifdef CONFIG_EFI
 
 extern struct efifb_dmi_info efifb_dmi_list[];
@@ -72,8 +84,8 @@ static inline void sysfb_apply_efi_quirks(struct platform_device *pd)
 
 bool sysfb_parse_mode(const struct screen_info *si,
 		      struct simplefb_platform_data *mode);
-int sysfb_create_simplefb(const struct screen_info *si,
-			  const struct simplefb_platform_data *mode);
+struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
+					      const struct simplefb_platform_data *mode);
 
 #else /* CONFIG_SYSFB_SIMPLE */
 
@@ -83,10 +95,10 @@ static inline bool sysfb_parse_mode(const struct screen_info *si,
 	return false;
 }
 
-static inline int sysfb_create_simplefb(const struct screen_info *si,
-					 const struct simplefb_platform_data *mode)
+static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si,
+							    const struct simplefb_platform_data *mode)
 {
-	return -EINVAL;
+	return ERR_PTR(-EINVAL);
 }
 
 #endif /* CONFIG_SYSFB_SIMPLE */
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 49c7c32815f1..b47c2e7ed0ee 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -257,6 +257,7 @@ void virtio_device_ready(struct virtio_device *dev)
 
 	WARN_ON(status & VIRTIO_CONFIG_S_DRIVER_OK);
 
+#ifdef CONFIG_VIRTIO_HARDEN_NOTIFICATION
 	/*
 	 * The virtio_synchronize_cbs() makes sure vring_interrupt()
 	 * will see the driver specific setup if it sees vq->broken
@@ -264,6 +265,7 @@ void virtio_device_ready(struct virtio_device *dev)
 	 */
 	virtio_synchronize_cbs(dev);
 	__virtio_unbreak_device(dev);
+#endif
 	/*
 	 * The transport should ensure the visibility of vq->broken
 	 * before setting DRIVER_OK. See the comments for the transport