Merge branch 'perf/urgent' into perf/core

Merge reason: We want to queue up a dependent patch. Also update to
              later -rc's.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

24 files changed, 157 insertions, 98 deletions

diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 36924255c0d5..b926afe8c03e 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -80,7 +80,7 @@ char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
 void __acpi_unmap_table(char *map, unsigned long size);
 int early_acpi_boot_init(void);
 int acpi_boot_init (void);
-int acpi_boot_table_init (void);
+void acpi_boot_table_init (void);
 int acpi_mps_check (void);
 int acpi_numa_init (void);
 
@@ -321,9 +321,9 @@ static inline int acpi_boot_init(void)
 	return 0;
 }
 
-static inline int acpi_boot_table_init(void)
+static inline void acpi_boot_table_init(void)
 {
-	return 0;
+	return;
 }
 
 static inline int acpi_mps_check(void)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 9b98173a8184..5c8018977efa 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -938,6 +938,8 @@ extern void blk_queue_io_opt(struct request_queue *q, unsigned int opt);
 extern void blk_set_default_limits(struct queue_limits *lim);
 extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
 			    sector_t offset);
+extern int bdev_stack_limits(struct queue_limits *t, struct block_device *bdev,
+			    sector_t offset);
 extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
 			      sector_t offset);
 extern void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b);
@@ -1148,8 +1150,11 @@ static inline int queue_discard_alignment(struct request_queue *q)
 static inline int queue_sector_discard_alignment(struct request_queue *q,
 						 sector_t sector)
 {
-	return ((sector << 9) - q->limits.discard_alignment)
-		& (q->limits.discard_granularity - 1);
+	struct queue_limits *lim = &q->limits;
+	unsigned int alignment = (sector << 9) & (lim->discard_granularity - 1);
+
+	return (lim->discard_granularity + lim->discard_alignment - alignment)
+		& (lim->discard_granularity - 1);
 }
 
 static inline unsigned int queue_discard_zeroes_data(struct request_queue *q)
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index e84f4733cb55..78962272338a 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -53,7 +53,7 @@
 
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.6"
+#define REL_VERSION "8.3.7"
 #define API_VERSION 88
 #define PRO_VERSION_MIN 86
 #define PRO_VERSION_MAX 91
diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h
index db5721ad50d1..a4d82f895994 100644
--- a/include/linux/drbd_nl.h
+++ b/include/linux/drbd_nl.h
@@ -69,6 +69,7 @@ NL_PACKET(disconnect, 6, )
 
 NL_PACKET(resize, 7,
 	NL_INT64(		29,	T_MAY_IGNORE,	resize_size)
+	NL_BIT(			68,	T_MAY_IGNORE,	resize_force)
 )
 
 NL_PACKET(syncer_conf, 8,
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 94dd10366a78..91bb4f27238c 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -10,6 +10,7 @@
 
 #include <linux/fcntl.h>
 #include <linux/file.h>
+#include <linux/wait.h>
 
 /*
  * CAREFUL: Check include/asm-generic/fcntl.h when defining
@@ -34,6 +35,9 @@ struct file *eventfd_fget(int fd);
 struct eventfd_ctx *eventfd_ctx_fdget(int fd);
 struct eventfd_ctx *eventfd_ctx_fileget(struct file *file);
 int eventfd_signal(struct eventfd_ctx *ctx, int n);
+ssize_t eventfd_ctx_read(struct eventfd_ctx *ctx, int no_wait, __u64 *cnt);
+int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx, wait_queue_t *wait,
+				  __u64 *cnt);
 
 #else /* CONFIG_EVENTFD */
 
@@ -61,6 +65,18 @@ static inline void eventfd_ctx_put(struct eventfd_ctx *ctx)
 
 }
 
+static inline ssize_t eventfd_ctx_read(struct eventfd_ctx *ctx, int no_wait,
+				       __u64 *cnt)
+{
+	return -ENOSYS;
+}
+
+static inline int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx,
+						wait_queue_t *wait, __u64 *cnt)
+{
+	return -ENOSYS;
+}
+
 #endif
 
 #endif /* _LINUX_EVENTFD_H */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9147ca88f253..b1bcb275b596 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2463,7 +2463,7 @@ int proc_nr_files(struct ctl_table *table, int write,
 
 int __init get_filesystem_list(char *buf);
 
-#define ACC_MODE(x) ("\000\004\002\006"[(x)&O_ACCMODE])
+#define ACC_MODE(x) ("\004\002\006\006"[(x)&O_ACCMODE])
 #define OPEN_FMODE(flag) ((__force fmode_t)((flag + 1) & O_ACCMODE))
 
 #endif /* __KERNEL__ */
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index c6c0c41af35f..9717081c75ad 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -256,9 +256,9 @@ extern struct hd_struct *disk_map_sector_rcu(struct gendisk *disk,
 #define part_stat_read(part, field)					\
 ({									\
 	typeof((part)->dkstats->field) res = 0;				\
-	int i;								\
-	for_each_possible_cpu(i)					\
-		res += per_cpu_ptr((part)->dkstats, i)->field;		\
+	unsigned int _cpu;						\
+	for_each_possible_cpu(_cpu)					\
+		res += per_cpu_ptr((part)->dkstats, _cpu)->field;	\
 	res;								\
 })
 
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index a63235996309..78ef023227d4 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -4,32 +4,6 @@
 #include <linux/radix-tree.h>
 #include <linux/rcupdate.h>
 
-/*
- * This is the per-process anticipatory I/O scheduler state.
- */
-struct as_io_context {
-	spinlock_t lock;
-
-	void (*dtor)(struct as_io_context *aic); /* destructor */
-	void (*exit)(struct as_io_context *aic); /* called on task exit */
-
-	unsigned long state;
-	atomic_t nr_queued; /* queued reads & sync writes */
-	atomic_t nr_dispatched; /* number of requests gone to the drivers */
-
-	/* IO History tracking */
-	/* Thinktime */
-	unsigned long last_end_request;
-	unsigned long ttime_total;
-	unsigned long ttime_samples;
-	unsigned long ttime_mean;
-	/* Layout pattern */
-	unsigned int seek_samples;
-	sector_t last_request_pos;
-	u64 seek_total;
-	sector_t seek_mean;
-};
-
 struct cfq_queue;
 struct cfq_io_context {
 	void *key;
@@ -78,7 +52,6 @@ struct io_context {
 	unsigned long last_waited; /* Time last woken after wait for request */
 	int nr_batch_requests;     /* Number of requests left in the batch */
 
-	struct as_io_context *aic;
 	struct radix_tree_root radix_root;
 	struct hlist_head cic_list;
 	void *ioc_data;
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 3fc9f5aab5f8..328bca609b9b 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -734,6 +734,10 @@ struct sysinfo {
 /* Force a compilation error if condition is constant and true */
 #define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)]))
 
+/* Force a compilation error if a constant expression is not a power of 2 */
+#define BUILD_BUG_ON_NOT_POWER_OF_2(n)			\
+	BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
+
 /* Force a compilation error if condition is true, but also produce a
    result (of value 0 and type size_t), so the expression can be used
    e.g. in a structure initializer (or where-ever else comma expressions
diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
index 7c6b32a1421c..6f6c5f300af6 100644
--- a/include/linux/kfifo.h
+++ b/include/linux/kfifo.h
@@ -67,7 +67,7 @@ struct kfifo {
 /**
  * DECLARE_KFIFO - macro to declare a kfifo and the associated buffer
  * @name: name of the declared kfifo datatype
- * @size: size of the fifo buffer
+ * @size: size of the fifo buffer. Must be a power of two.
  *
  * Note1: the macro can be used inside struct or union declaration
  * Note2: the macro creates two objects:
@@ -91,7 +91,7 @@ union { \
 /**
  * DEFINE_KFIFO - macro to define and initialize a kfifo
  * @name: name of the declared kfifo datatype
- * @size: size of the fifo buffer
+ * @size: size of the fifo buffer. Must be a power of two.
  *
  * Note1: the macro can be used for global and local kfifo data type variables
  * Note2: the macro creates two objects:
@@ -104,15 +104,28 @@ union { \
 
 #undef __kfifo_initializer
 
-extern void kfifo_init(struct kfifo *fifo, unsigned char *buffer,
+extern void kfifo_init(struct kfifo *fifo, void *buffer,
 			unsigned int size);
 extern __must_check int kfifo_alloc(struct kfifo *fifo, unsigned int size,
 			gfp_t gfp_mask);
 extern void kfifo_free(struct kfifo *fifo);
 extern unsigned int kfifo_in(struct kfifo *fifo,
-				const unsigned char *from, unsigned int len);
+				const void *from, unsigned int len);
 extern __must_check unsigned int kfifo_out(struct kfifo *fifo,
-				unsigned char *to, unsigned int len);
+				void *to, unsigned int len);
+extern __must_check unsigned int kfifo_out_peek(struct kfifo *fifo,
+				void *to, unsigned int len, unsigned offset);
+
+/**
+ * kfifo_initialized - Check if kfifo is initialized.
+ * @fifo: fifo to check
+ * Return %true if FIFO is initialized, otherwise %false.
+ * Assumes the fifo was 0 before.
+ */
+static inline bool kfifo_initialized(struct kfifo *fifo)
+{
+	return fifo->buffer != 0;
+}
 
 /**
  * kfifo_reset - removes the entire FIFO contents
@@ -194,7 +207,7 @@ static inline __must_check unsigned int kfifo_avail(struct kfifo *fifo)
  * bytes copied.
  */
 static inline unsigned int kfifo_in_locked(struct kfifo *fifo,
-		const unsigned char *from, unsigned int n, spinlock_t *lock)
+		const void *from, unsigned int n, spinlock_t *lock)
 {
 	unsigned long flags;
 	unsigned int ret;
@@ -219,7 +232,7 @@ static inline unsigned int kfifo_in_locked(struct kfifo *fifo,
  * @to buffer and returns the number of copied bytes.
  */
 static inline __must_check unsigned int kfifo_out_locked(struct kfifo *fifo,
-	unsigned char *to, unsigned int n, spinlock_t *lock)
+	void *to, unsigned int n, spinlock_t *lock)
 {
 	unsigned long flags;
 	unsigned int ret;
@@ -228,13 +241,6 @@ static inline __must_check unsigned int kfifo_out_locked(struct kfifo *fifo,
 
 	ret = kfifo_out(fifo, to, n);
 
-	/*
-	 * optimization: if the FIFO is empty, set the indices to 0
-	 * so we don't wrap the next time
-	 */
-	if (kfifo_is_empty(fifo))
-		kfifo_reset(fifo);
-
 	spin_unlock_irqrestore(lock, flags);
 
 	return ret;
@@ -242,11 +248,11 @@ static inline __must_check unsigned int kfifo_out_locked(struct kfifo *fifo,
 
 extern void kfifo_skip(struct kfifo *fifo, unsigned int len);
 
-extern __must_check unsigned int kfifo_from_user(struct kfifo *fifo,
-	const void __user *from, unsigned int n);
+extern __must_check int kfifo_from_user(struct kfifo *fifo,
+	const void __user *from, unsigned int n, unsigned *lenout);
 
-extern __must_check unsigned int kfifo_to_user(struct kfifo *fifo,
-	void __user *to, unsigned int n);
+extern __must_check int kfifo_to_user(struct kfifo *fifo,
+	void __user *to, unsigned int n, unsigned *lenout);
 
 /*
  * __kfifo_add_out internal helper function for updating the out offset
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h
index e32aa268efac..24b44145a886 100644
--- a/include/linux/kmsg_dump.h
+++ b/include/linux/kmsg_dump.h
@@ -17,6 +17,7 @@
 enum kmsg_dump_reason {
 	KMSG_DUMP_OOPS,
 	KMSG_DUMP_PANIC,
+	KMSG_DUMP_KEXEC,
 };
 
 /**
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 6b9c5d06690c..9cb1834deffa 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -2,6 +2,8 @@
 #define MFD_TMIO_H
 
 #include <linux/fb.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
 
 #define tmio_ioread8(addr) readb(addr)
 #define tmio_ioread16(addr) readw(addr)
@@ -18,11 +20,48 @@
 	writew((val) >> 16, (addr) + 2); \
 	} while (0)
 
+#define CNF_CMD     0x04
+#define CNF_CTL_BASE   0x10
+#define CNF_INT_PIN  0x3d
+#define CNF_STOP_CLK_CTL 0x40
+#define CNF_GCLK_CTL 0x41
+#define CNF_SD_CLK_MODE 0x42
+#define CNF_PIN_STATUS 0x44
+#define CNF_PWR_CTL_1 0x48
+#define CNF_PWR_CTL_2 0x49
+#define CNF_PWR_CTL_3 0x4a
+#define CNF_CARD_DETECT_MODE 0x4c
+#define CNF_SD_SLOT 0x50
+#define CNF_EXT_GCLK_CTL_1 0xf0
+#define CNF_EXT_GCLK_CTL_2 0xf1
+#define CNF_EXT_GCLK_CTL_3 0xf9
+#define CNF_SD_LED_EN_1 0xfa
+#define CNF_SD_LED_EN_2 0xfe
+
+#define   SDCREN 0x2   /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/
+
+#define sd_config_write8(base, shift, reg, val) \
+	tmio_iowrite8((val), (base) + ((reg) << (shift)))
+#define sd_config_write16(base, shift, reg, val) \
+	tmio_iowrite16((val), (base) + ((reg) << (shift)))
+#define sd_config_write32(base, shift, reg, val) \
+	do { \
+		tmio_iowrite16((val), (base) + ((reg) << (shift)));   \
+		tmio_iowrite16((val) >> 16, (base) + ((reg + 2) << (shift))); \
+	} while (0)
+
+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);
+
 /*
  * data for the MMC controller
  */
 struct tmio_mmc_data {
 	const unsigned int		hclk;
+	void (*set_pwr)(struct platform_device *host, int state);
+	void (*set_clk_div)(struct platform_device *host, int state);
 };
 
 /*
diff --git a/include/linux/mfd/wm8350/pmic.h b/include/linux/mfd/wm8350/pmic.h
index be3264e286e0..e786fe9841ef 100644
--- a/include/linux/mfd/wm8350/pmic.h
+++ b/include/linux/mfd/wm8350/pmic.h
@@ -666,20 +666,20 @@
 #define WM8350_ISINK_FLASH_DUR_64MS		(1 << 8)
 #define WM8350_ISINK_FLASH_DUR_96MS		(2 << 8)
 #define WM8350_ISINK_FLASH_DUR_1024MS		(3 << 8)
-#define WM8350_ISINK_FLASH_ON_INSTANT		(0 << 4)
-#define WM8350_ISINK_FLASH_ON_0_25S		(1 << 4)
-#define WM8350_ISINK_FLASH_ON_0_50S		(2 << 4)
-#define WM8350_ISINK_FLASH_ON_1_00S		(3 << 4)
-#define WM8350_ISINK_FLASH_ON_1_95S		(1 << 4)
-#define WM8350_ISINK_FLASH_ON_3_91S		(2 << 4)
-#define WM8350_ISINK_FLASH_ON_7_80S		(3 << 4)
-#define WM8350_ISINK_FLASH_OFF_INSTANT		(0 << 0)
-#define WM8350_ISINK_FLASH_OFF_0_25S		(1 << 0)
-#define WM8350_ISINK_FLASH_OFF_0_50S		(2 << 0)
-#define WM8350_ISINK_FLASH_OFF_1_00S		(3 << 0)
-#define WM8350_ISINK_FLASH_OFF_1_95S		(1 << 0)
-#define WM8350_ISINK_FLASH_OFF_3_91S		(2 << 0)
-#define WM8350_ISINK_FLASH_OFF_7_80S		(3 << 0)
+#define WM8350_ISINK_FLASH_ON_INSTANT		(0 << 0)
+#define WM8350_ISINK_FLASH_ON_0_25S		(1 << 0)
+#define WM8350_ISINK_FLASH_ON_0_50S		(2 << 0)
+#define WM8350_ISINK_FLASH_ON_1_00S		(3 << 0)
+#define WM8350_ISINK_FLASH_ON_1_95S		(1 << 0)
+#define WM8350_ISINK_FLASH_ON_3_91S		(2 << 0)
+#define WM8350_ISINK_FLASH_ON_7_80S		(3 << 0)
+#define WM8350_ISINK_FLASH_OFF_INSTANT		(0 << 4)
+#define WM8350_ISINK_FLASH_OFF_0_25S		(1 << 4)
+#define WM8350_ISINK_FLASH_OFF_0_50S		(2 << 4)
+#define WM8350_ISINK_FLASH_OFF_1_00S		(3 << 4)
+#define WM8350_ISINK_FLASH_OFF_1_95S		(1 << 4)
+#define WM8350_ISINK_FLASH_OFF_3_91S		(2 << 4)
+#define WM8350_ISINK_FLASH_OFF_7_80S		(3 << 4)
 
 /*
  * Regulator Interrupts.
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 2265f28eb47a..60c467bfbabd 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1089,6 +1089,7 @@ extern void zone_pcp_update(struct zone *zone);
 
 /* nommu.c */
 extern atomic_long_t mmap_pages_allocated;
+extern int nommu_shrink_inode_mappings(struct inode *, size_t, size_t);
 
 /* prio_tree.c */
 void vma_prio_tree_add(struct vm_area_struct *, struct vm_area_struct *old);
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 84d020bed083..36f96271306c 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -122,7 +122,7 @@ struct vm_region {
 	unsigned long	vm_pgoff;	/* the offset in vm_file corresponding to vm_start */
 	struct file	*vm_file;	/* the backing file or NULL */
 
-	atomic_t	vm_usage;	/* region usage count */
+	int		vm_usage;	/* region usage count (access under nommu_region_sem) */
 	bool		vm_icache_flushed : 1; /* true if the icache has been flushed for
 						* this region */
 };
@@ -205,10 +205,12 @@ struct mm_struct {
 	struct vm_area_struct * mmap;		/* list of VMAs */
 	struct rb_root mm_rb;
 	struct vm_area_struct * mmap_cache;	/* last find_vma result */
+#ifdef CONFIG_MMU
 	unsigned long (*get_unmapped_area) (struct file *filp,
 				unsigned long addr, unsigned long len,
 				unsigned long pgoff, unsigned long flags);
 	void (*unmap_area) (struct mm_struct *mm, unsigned long addr);
+#endif
 	unsigned long mmap_base;		/* base of mmap area */
 	unsigned long task_size;		/* size of task vm space */
 	unsigned long cached_hole_size; 	/* if non-zero, the largest hole below free_area_cache */
diff --git a/include/linux/mtd/pismo.h b/include/linux/mtd/pismo.h
new file mode 100644
index 000000000000..8dfb7e1421c5
--- /dev/null
+++ b/include/linux/mtd/pismo.h
@@ -0,0 +1,17 @@
+/*
+ * PISMO memory driver - http://www.pismoworld.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ */
+#ifndef __LINUX_MTD_PISMO_H
+#define __LINUX_MTD_PISMO_H
+
+struct pismo_pdata {
+	void			(*set_vpp)(void *, int);
+	void			*vpp_data;
+	phys_addr_t		cs_addrs[5];
+};
+
+#endif
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 953c17731e0d..556b0f4a668e 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -818,9 +818,14 @@ extern int perf_event_overflow(struct perf_event *event, int nmi,
  */
 static inline int is_software_event(struct perf_event *event)
 {
-	return (event->attr.type != PERF_TYPE_RAW) &&
-		(event->attr.type != PERF_TYPE_HARDWARE) &&
-		(event->attr.type != PERF_TYPE_HW_CACHE);
+	switch (event->attr.type) {
+	case PERF_TYPE_SOFTWARE:
+	case PERF_TYPE_TRACEPOINT:
+	/* for now the breakpoint stuff also works as software event */
+	case PERF_TYPE_BREAKPOINT:
+		return 1;
+	}
+	return 0;
 }
 
 extern atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX];
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 7968defd2fa7..6a7eb402165d 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -485,6 +485,7 @@ void phy_driver_unregister(struct phy_driver *drv);
 int phy_driver_register(struct phy_driver *new_driver);
 void phy_prepare_link(struct phy_device *phydev,
 		void (*adjust_link)(struct net_device *));
+void phy_state_machine(struct work_struct *work);
 void phy_start_machine(struct phy_device *phydev,
 		void (*handler)(struct net_device *));
 void phy_stop_machine(struct phy_device *phydev);
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 8d4991be9d53..6f7bba93929b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -377,6 +377,8 @@ extern int sysctl_max_map_count;
 
 #include <linux/aio.h>
 
+#ifdef CONFIG_MMU
+extern void arch_pick_mmap_layout(struct mm_struct *mm);
 extern unsigned long
 arch_get_unmapped_area(struct file *, unsigned long, unsigned long,
 		       unsigned long, unsigned long);
@@ -386,6 +388,9 @@ arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr,
 			  unsigned long flags);
 extern void arch_unmap_area(struct mm_struct *, unsigned long);
 extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long);
+#else
+static inline void arch_pick_mmap_layout(struct mm_struct *mm) {}
+#endif
 
 #if USE_SPLIT_PTLOCKS
 /*
@@ -2491,8 +2496,6 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
 
 #endif /* CONFIG_SMP */
 
-extern void arch_pick_mmap_layout(struct mm_struct *mm);
-
 #ifdef CONFIG_TRACING
 extern void
 __trace_special(void *__tr, void *__data,
diff --git a/include/linux/serio.h b/include/linux/serio.h
index e2f3044d4a4a..813d26c247ec 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -136,25 +136,6 @@ static inline void serio_continue_rx(struct serio *serio)
 	spin_unlock_irq(&serio->lock);
 }
 
-/*
- * Use the following functions to pin serio's driver in process context
- */
-static inline int serio_pin_driver(struct serio *serio)
-{
-	return mutex_lock_interruptible(&serio->drv_mutex);
-}
-
-static inline void serio_pin_driver_uninterruptible(struct serio *serio)
-{
-	mutex_lock(&serio->drv_mutex);
-}
-
-static inline void serio_unpin_driver(struct serio *serio)
-{
-	mutex_unlock(&serio->drv_mutex);
-}
-
-
 #endif
 
 /*
diff --git a/include/linux/string.h b/include/linux/string.h
index 651839a2a755..a716ee2a8adb 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -72,7 +72,10 @@ static inline __must_check char *strstrip(char *str)
 }
 
 #ifndef __HAVE_ARCH_STRSTR
-extern char * strstr(const char *,const char *);
+extern char * strstr(const char *, const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNSTR
+extern char * strnstr(const char *, const char *, size_t);
 #endif
 #ifndef __HAVE_ARCH_STRLEN
 extern __kernel_size_t strlen(const char *);
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 57e63579bfdd..5b81156780b1 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -99,7 +99,7 @@ int arch_update_cpu_topology(void);
 				| 1*SD_WAKE_AFFINE			\
 				| 1*SD_SHARE_CPUPOWER			\
 				| 0*SD_POWERSAVINGS_BALANCE		\
-				| 0*SD_SHARE_PKG_RESOURCES		\
+				| 1*SD_SHARE_PKG_RESOURCES		\
 				| 0*SD_SERIALIZE			\
 				| 0*SD_PREFER_SIBLING			\
 				,					\
diff --git a/include/linux/tty.h b/include/linux/tty.h
index ef3a2947b102..6abfcf5b5887 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -464,7 +464,7 @@ extern int tty_port_alloc_xmit_buf(struct tty_port *port);
 extern void tty_port_free_xmit_buf(struct tty_port *port);
 extern void tty_port_put(struct tty_port *port);
 
-extern inline struct tty_port *tty_port_get(struct tty_port *port)
+static inline struct tty_port *tty_port_get(struct tty_port *port)
 {
 	if (port)
 		kref_get(&port->kref);
@@ -486,7 +486,7 @@ extern void tty_port_close(struct tty_port *port,
 				struct tty_struct *tty, struct file *filp);
 extern int tty_port_open(struct tty_port *port,
 				struct tty_struct *tty, struct file *filp);
-extern inline int tty_port_users(struct tty_port *port)
+static inline int tty_port_users(struct tty_port *port)
 {
 	return port->count + port->blocked_open;
 }
diff --git a/include/linux/usb.h b/include/linux/usb.h
index e101a2d04d75..d7ace1b80f09 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -192,6 +192,7 @@ struct usb_interface {
 	unsigned needs_altsetting0:1;	/* switch to altsetting 0 is pending */
 	unsigned needs_binding:1;	/* needs delayed unbind/rebind */
 	unsigned reset_running:1;
+	unsigned resetting_device:1;	/* true: bandwidth alloc after reset */
 
 	struct device dev;		/* interface specific device info */
 	struct device *usb_dev;