Merge branch 'tracing/urgent' into tracing/core

Merge reason: Pick up fixes and move base from -rc1 to -rc5.

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

29 files changed, 115 insertions, 61 deletions

diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index cff4a101f266..1feed71551c9 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -126,6 +126,7 @@ header-y += nfs_mount.h
 header-y += nl80211.h
 header-y += param.h
 header-y += pci_regs.h
+header-y += perf_event.h
 header-y += pfkeyv2.h
 header-y += pg.h
 header-y += phantom.h
@@ -363,6 +364,7 @@ unifdef-y += utsname.h
 unifdef-y += videodev2.h
 unifdef-y += videodev.h
 unifdef-y += virtio_config.h
+unifdef-y += virtio_ids.h
 unifdef-y += virtio_blk.h
 unifdef-y += virtio_net.h
 unifdef-y += virtio_9p.h
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 6299a259ed19..4fb357312b3b 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -334,9 +334,12 @@ enum {
         SETFEATURES_SATA_DISABLE = 0x90, /* Disable use of SATA feature */
 
         /* SETFEATURE Sector counts for SATA features */
-        SATA_AN                 = 0x05,  /* Asynchronous Notification */
-        SATA_DIPM               = 0x03,  /* Device Initiated Power Management */
-        SATA_FPDMA_AA           = 0x02,  /* DMA Setup FIS Auto-Activate */
+        SATA_FPDMA_OFFSET       = 0x01, /* FPDMA non-zero buffer offsets */
+        SATA_FPDMA_AA           = 0x02, /* FPDMA Setup FIS Auto-Activate */
+        SATA_DIPM               = 0x03, /* Device Initiated Power Management */
+        SATA_FPDMA_IN_ORDER     = 0x04, /* FPDMA in-order data delivery */
+        SATA_AN                 = 0x05, /* Asynchronous Notification */
+        SATA_SSP                = 0x06, /* Software Settings Preservation */
 
         /* feature values for SET_MAX */
         ATA_SET_MAX_ADDR        = 0x00,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e23a86cae5ac..221cecd86bd3 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -82,7 +82,6 @@ enum rq_cmd_type_bits {
 enum {
         REQ_LB_OP_EJECT = 0x40,         /* eject request */
         REQ_LB_OP_FLUSH = 0x41,         /* flush request */
-        REQ_LB_OP_DISCARD = 0x42,       /* discard sectors */
 };
 
 /*
@@ -261,7 +260,6 @@ typedef void (request_fn_proc) (struct request_queue *q);
 typedef int (make_request_fn) (struct request_queue *q, struct bio *bio);
 typedef int (prep_rq_fn) (struct request_queue *, struct request *);
 typedef void (unplug_fn) (struct request_queue *);
-typedef int (prepare_discard_fn) (struct request_queue *, struct request *);
 
 struct bio_vec;
 struct bvec_merge_data {
@@ -313,6 +311,7 @@ struct queue_limits {
         unsigned int            alignment_offset;
         unsigned int            io_min;
         unsigned int            io_opt;
+        unsigned int            max_discard_sectors;
 
         unsigned short          logical_block_size;
         unsigned short          max_hw_segments;
@@ -340,7 +339,6 @@ struct request_queue
         make_request_fn         *make_request_fn;
         prep_rq_fn              *prep_rq_fn;
         unplug_fn               *unplug_fn;
-        prepare_discard_fn      *prepare_discard_fn;
         merge_bvec_fn           *merge_bvec_fn;
         prepare_flush_fn        *prepare_flush_fn;
         softirq_done_fn         *softirq_done_fn;
@@ -460,6 +458,7 @@ struct request_queue
 #define QUEUE_FLAG_VIRT        QUEUE_FLAG_NONROT /* paravirt device */
 #define QUEUE_FLAG_IO_STAT     15       /* do IO stats */
 #define QUEUE_FLAG_CQ          16       /* hardware does queuing */
+#define QUEUE_FLAG_DISCARD     17       /* supports DISCARD */
 
 #define QUEUE_FLAG_DEFAULT      ((1 << QUEUE_FLAG_IO_STAT) |            \
                                  (1 << QUEUE_FLAG_CLUSTER) |            \
@@ -591,6 +590,7 @@ enum {
 #define blk_queue_flushing(q)   ((q)->ordseq)
 #define blk_queue_stackable(q)  \
         test_bit(QUEUE_FLAG_STACKABLE, &(q)->queue_flags)
+#define blk_queue_discard(q)    test_bit(QUEUE_FLAG_DISCARD, &(q)->queue_flags)
 
 #define blk_fs_request(rq)      ((rq)->cmd_type == REQ_TYPE_FS)
 #define blk_pc_request(rq)      ((rq)->cmd_type == REQ_TYPE_BLOCK_PC)
@@ -929,6 +929,8 @@ extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int);
 extern void blk_queue_max_phys_segments(struct request_queue *, unsigned short);
 extern void blk_queue_max_hw_segments(struct request_queue *, unsigned short);
 extern void blk_queue_max_segment_size(struct request_queue *, unsigned int);
+extern void blk_queue_max_discard_sectors(struct request_queue *q,
+                unsigned int max_discard_sectors);
 extern void blk_queue_logical_block_size(struct request_queue *, unsigned short);
 extern void blk_queue_physical_block_size(struct request_queue *, unsigned short);
 extern void blk_queue_alignment_offset(struct request_queue *q,
@@ -955,7 +957,6 @@ extern void blk_queue_merge_bvec(struct request_queue *, merge_bvec_fn *);
 extern void blk_queue_dma_alignment(struct request_queue *, int);
 extern void blk_queue_update_dma_alignment(struct request_queue *, int);
 extern void blk_queue_softirq_done(struct request_queue *, softirq_done_fn *);
-extern void blk_queue_set_discard(struct request_queue *, prepare_discard_fn *);
 extern void blk_queue_rq_timed_out(struct request_queue *, rq_timed_out_fn *);
 extern void blk_queue_rq_timeout(struct request_queue *, unsigned int);
 extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev);
@@ -1080,25 +1081,37 @@ static inline unsigned int queue_physical_block_size(struct request_queue *q)
         return q->limits.physical_block_size;
 }
 
+static inline int bdev_physical_block_size(struct block_device *bdev)
+{
+        return queue_physical_block_size(bdev_get_queue(bdev));
+}
+
 static inline unsigned int queue_io_min(struct request_queue *q)
 {
         return q->limits.io_min;
 }
 
+static inline int bdev_io_min(struct block_device *bdev)
+{
+        return queue_io_min(bdev_get_queue(bdev));
+}
+
 static inline unsigned int queue_io_opt(struct request_queue *q)
 {
         return q->limits.io_opt;
 }
 
+static inline int bdev_io_opt(struct block_device *bdev)
+{
+        return queue_io_opt(bdev_get_queue(bdev));
+}
+
 static inline int queue_alignment_offset(struct request_queue *q)
 {
-        if (q && q->limits.misaligned)
+        if (q->limits.misaligned)
                 return -1;
 
-        if (q && q->limits.alignment_offset)
-                return q->limits.alignment_offset;
-
-        return 0;
+        return q->limits.alignment_offset;
 }
 
 static inline int queue_sector_alignment_offset(struct request_queue *q,
@@ -1108,6 +1121,19 @@ static inline int queue_sector_alignment_offset(struct request_queue *q,
                 & (q->limits.io_min - 1);
 }
 
+static inline int bdev_alignment_offset(struct block_device *bdev)
+{
+        struct request_queue *q = bdev_get_queue(bdev);
+
+        if (q->limits.misaligned)
+                return -1;
+
+        if (bdev != bdev->bd_contains)
+                return bdev->bd_part->alignment_offset;
+
+        return q->limits.alignment_offset;
+}
+
 static inline int queue_dma_alignment(struct request_queue *q)
 {
         return q ? q->dma_alignment : 511;
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 7e4350ece0f8..3b73b9992b26 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -198,6 +198,7 @@ extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
                            char __user *arg);
 extern int blk_trace_startstop(struct request_queue *q, int start);
 extern int blk_trace_remove(struct request_queue *q);
+extern void blk_trace_remove_sysfs(struct device *dev);
 extern int blk_trace_init_sysfs(struct device *dev);
 
 extern struct attribute_group blk_trace_attr_group;
@@ -211,6 +212,7 @@ extern struct attribute_group blk_trace_attr_group;
 # define blk_trace_startstop(q, start)                  (-ENOTTY)
 # define blk_trace_remove(q)                            (-ENOTTY)
 # define blk_add_trace_msg(q, fmt, ...)                 do { } while (0)
+# define blk_trace_remove_sysfs(dev)                    do { } while (0)
 static inline int blk_trace_init_sysfs(struct device *dev)
 {
         return 0;
diff --git a/include/linux/elf.h b/include/linux/elf.h
index 45a937be6d38..90a4ed0ea0e5 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -361,6 +361,7 @@ typedef struct elf64_shdr {
 #define NT_PPC_VSX      0x102           /* PowerPC VSX registers */
 #define NT_386_TLS      0x200           /* i386 TLS slots (struct user_desc) */
 #define NT_386_IOPERM   0x201           /* x86 io permission bitmap (1=deny) */
+#define NT_PRXSTATUS    0x300           /* s390 upper register halves */
 
 
 /* Note header in a PT_NOTE section */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a1e6899d4b6c..2620a8c63571 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -300,6 +300,10 @@ struct inodes_stat_t {
 #define BLKTRACESTOP _IO(0x12,117)
 #define BLKTRACETEARDOWN _IO(0x12,118)
 #define BLKDISCARD _IO(0x12,119)
+#define BLKIOMIN _IO(0x12,120)
+#define BLKIOOPT _IO(0x12,121)
+#define BLKALIGNOFF _IO(0x12,122)
+#define BLKPBSZGET _IO(0x12,123)
 
 #define BMAP_IOCTL 1            /* obsolete - kept for compatibility */
 #define FIBMAP     _IO(0x00,1)  /* bmap access */
diff --git a/include/linux/futex.h b/include/linux/futex.h
index 8ec17997d94f..1e5a26d79232 100644
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -33,8 +33,8 @@
 #define FUTEX_LOCK_PI_PRIVATE   (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG)
 #define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG)
 #define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
-#define FUTEX_WAIT_BITSET_PRIVATE       (FUTEX_WAIT_BITS | FUTEX_PRIVATE_FLAG)
-#define FUTEX_WAKE_BITSET_PRIVATE       (FUTEX_WAKE_BITS | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAIT_BITSET_PRIVATE       (FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAKE_BITSET_PRIVATE       (FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG)
 #define FUTEX_WAIT_REQUEUE_PI_PRIVATE   (FUTEX_WAIT_REQUEUE_PI | \
                                          FUTEX_PRIVATE_FLAG)
 #define FUTEX_CMP_REQUEUE_PI_PRIVATE    (FUTEX_CMP_REQUEUE_PI | \
diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
index 2d02dfd7076c..508824ee35e6 100644
--- a/include/linux/i2c/twl4030.h
+++ b/include/linux/i2c/twl4030.h
@@ -349,11 +349,11 @@ struct twl4030_madc_platform_data {
         int             irq_line;
 };
 
-/* Boards have uniqe mappings of {col, row} --> keycode.
- * Column and row are 4 bits, but range only from 0..7.
+/* Boards have uniqe mappings of {row, col} --> keycode.
+ * Column and row are 8 bits each, but range only from 0..7.
  * a PERSISTENT_KEY is "always on" and never reported.
  */
-#define PERSISTENT_KEY(c, r)    KEY((c), (r), KEY_RESERVED)
+#define PERSISTENT_KEY(r, c)    KEY((r), (c), KEY_RESERVED)
 
 struct twl4030_keypad_data {
         const struct matrix_keymap_data *keymap_data;
diff --git a/include/linux/init.h b/include/linux/init.h
index 400adbb45414..ff8bde520d03 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -271,6 +271,7 @@ void __init parse_early_options(char *cmdline);
 #else /* MODULE */
 
 /* Don't use these in modules, but some people do... */
+#define early_initcall(fn)              module_init(fn)
 #define core_initcall(fn)               module_init(fn)
 #define postcore_initcall(fn)           module_init(fn)
 #define arch_initcall(fn)               module_init(fn)
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index b78cf8194957..7ca72b74eec7 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -10,7 +10,6 @@
 #include <linux/irqreturn.h>
 #include <linux/irqnr.h>
 #include <linux/hardirq.h>
-#include <linux/sched.h>
 #include <linux/irqflags.h>
 #include <linux/smp.h>
 #include <linux/percpu.h>
@@ -610,6 +609,7 @@ extern void debug_poll_all_shared_irqs(void);
 static inline void debug_poll_all_shared_irqs(void) { }
 #endif
 
+struct seq_file;
 int show_interrupts(struct seq_file *p, void *v);
 
 struct irq_desc;
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index d3cd23f30039..f4e3184fa054 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -659,6 +659,12 @@ extern int do_sysinfo(struct sysinfo *info);
 
 #endif /* __KERNEL__ */
 
+#ifndef __EXPORTED_HEADERS__
+#ifndef __KERNEL__
+#warning Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders
+#endif /* __KERNEL__ */
+#endif /* __EXPORTED_HEADERS__ */
+
 #define SI_LOAD_SHIFT   16
 struct sysinfo {
         long uptime;                    /* Seconds since boot */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 76319bf03e37..87698640c091 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -418,6 +418,17 @@ enum {
                                   ATA_TIMING_ACTIVE | ATA_TIMING_RECOVER |
                                   ATA_TIMING_DMACK_HOLD | ATA_TIMING_CYCLE |
                                   ATA_TIMING_UDMA,
+
+        /* ACPI constants */
+        ATA_ACPI_FILTER_SETXFER = 1 << 0,
+        ATA_ACPI_FILTER_LOCK    = 1 << 1,
+        ATA_ACPI_FILTER_DIPM    = 1 << 2,
+        ATA_ACPI_FILTER_FPDMA_OFFSET = 1 << 3,  /* FPDMA non-zero offset */
+        ATA_ACPI_FILTER_FPDMA_AA = 1 << 4,      /* FPDMA auto activate */
+
+        ATA_ACPI_FILTER_DEFAULT = ATA_ACPI_FILTER_SETXFER |
+                                  ATA_ACPI_FILTER_LOCK |
+                                  ATA_ACPI_FILTER_DIPM,
 };
 
 enum ata_xfer_mask {
@@ -587,6 +598,7 @@ struct ata_device {
 #ifdef CONFIG_ATA_ACPI
         acpi_handle             acpi_handle;
         union acpi_object       *gtf_cache;
+        unsigned int            gtf_filter;
 #endif
         /* n_sector is CLEAR_BEGIN, read comment above CLEAR_BEGIN */
         u64                     n_sectors;      /* size of device, if ATA */
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 81bb42358595..eaf36364b7d4 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -11,6 +11,7 @@
 #define LINUX_MMC_HOST_H
 
 #include <linux/leds.h>
+#include <linux/sched.h>
 
 #include <linux/mmc/core.h>
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 94958c109761..812a5f3c2abe 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -557,7 +557,7 @@ struct netdev_queue {
  *      Callback uses when the transmitter has not made any progress
  *      for dev->watchdog ticks.
  *
- * struct net_device_stats* (*get_stats)(struct net_device *dev);
+ * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
  *      Called when a user wants to get the network device usage
  *      statistics. If not defined, the counters in dev->stats will
  *      be used.
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index da1fda8623e0..86257a412732 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -379,9 +379,6 @@
 #define PCI_DEVICE_ID_ATI_IXP600_IDE    0x438c
 #define PCI_DEVICE_ID_ATI_IXP700_SATA   0x4390
 #define PCI_DEVICE_ID_ATI_IXP700_IDE    0x439c
-/* AMD SB Chipset */
-#define PCI_DEVICE_ID_AMD_SB900_IDE      0x780c
-#define PCI_DEVICE_ID_AMD_SB900_SATA_IDE 0x7800
 
 #define PCI_VENDOR_ID_VLSI              0x1004
 #define PCI_DEVICE_ID_VLSI_82C592       0x0005
@@ -553,9 +550,10 @@
 #define PCI_DEVICE_ID_AMD_CS5536_UDC    0x2096
 #define PCI_DEVICE_ID_AMD_CS5536_UOC    0x2097
 #define PCI_DEVICE_ID_AMD_CS5536_IDE    0x209A
-
 #define PCI_DEVICE_ID_AMD_LX_VIDEO  0x2081
 #define PCI_DEVICE_ID_AMD_LX_AES    0x2082
+#define PCI_DEVICE_ID_AMD_HUDSON2_IDE           0x780c
+#define PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE      0x7800
 
 #define PCI_VENDOR_ID_TRIDENT           0x1023
 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000
@@ -776,6 +774,7 @@
 #define PCI_DEVICE_ID_TI_X515           0x8036
 #define PCI_DEVICE_ID_TI_XX12           0x8039
 #define PCI_DEVICE_ID_TI_XX12_FM        0x803b
+#define PCI_DEVICE_ID_TI_XIO2000A       0x8231
 #define PCI_DEVICE_ID_TI_1130           0xac12
 #define PCI_DEVICE_ID_TI_1031           0xac13
 #define PCI_DEVICE_ID_TI_1131           0xac15
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 3a9d36d1e92a..2e6d95f97419 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -442,6 +442,7 @@ enum perf_callchain_context {
 #include <linux/hrtimer.h>
 #include <linux/fs.h>
 #include <linux/pid_namespace.h>
+#include <linux/workqueue.h>
 #include <asm/atomic.h>
 
 #define PERF_MAX_STACK_DEPTH            255
@@ -513,6 +514,10 @@ struct file;
 
 struct perf_mmap_data {
         struct rcu_head                 rcu_head;
+#ifdef CONFIG_PERF_USE_VMALLOC
+        struct work_struct              work;
+#endif
+        int                             data_order;
         int                             nr_pages;       /* nr of data pages  */
         int                             writable;       /* are we writable   */
         int                             nr_locked;      /* nr pages mlocked  */
diff --git a/include/linux/poll.h b/include/linux/poll.h
index fa287f25138d..6673743946f7 100644
--- a/include/linux/poll.h
+++ b/include/linux/poll.h
@@ -6,10 +6,10 @@
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>
+#include <linux/ktime.h>
 #include <linux/wait.h>
 #include <linux/string.h>
 #include <linux/fs.h>
-#include <linux/sched.h>
 #include <asm/uaccess.h>
 
 /* ~832 bytes of stack space used max in sys_select/sys_poll before allocating
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 6fe0363724e9..3ebd0b7bcb08 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -77,7 +77,7 @@ extern int rcu_scheduler_active;
 #error "Unknown RCU implementation specified to kernel configuration"
 #endif
 
-#define RCU_HEAD_INIT   { .next = NULL, .func = NULL }
+#define RCU_HEAD_INIT   { .next = NULL, .func = NULL }
 #define RCU_HEAD(head) struct rcu_head head = RCU_HEAD_INIT
 #define INIT_RCU_HEAD(ptr) do { \
        (ptr)->next = NULL; (ptr)->func = NULL; \
@@ -129,12 +129,6 @@ static inline void rcu_read_lock(void)
         rcu_read_acquire();
 }
 
-/**
- * rcu_read_unlock - marks the end of an RCU read-side critical section.
- *
- * See rcu_read_lock() for more information.
- */
-
 /*
  * So where is rcu_write_lock()?  It does not exist, as there is no
  * way for writers to lock out RCU readers.  This is a feature, not
@@ -144,6 +138,12 @@ static inline void rcu_read_lock(void)
  * used as well.  RCU does not care how the writers keep out of each
  * others' way, as long as they do so.
  */
+
+/**
+ * rcu_read_unlock - marks the end of an RCU read-side critical section.
+ *
+ * See rcu_read_lock() for more information.
+ */
 static inline void rcu_read_unlock(void)
 {
         rcu_read_release();
@@ -196,6 +196,8 @@ static inline void rcu_read_lock_sched(void)
         __acquire(RCU_SCHED);
         rcu_read_acquire();
 }
+
+/* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */
 static inline notrace void rcu_read_lock_sched_notrace(void)
 {
         preempt_disable_notrace();
@@ -213,6 +215,8 @@ static inline void rcu_read_unlock_sched(void)
         __release(RCU_SCHED);
         preempt_enable();
 }
+
+/* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */
 static inline notrace void rcu_read_unlock_sched_notrace(void)
 {
         __release(RCU_SCHED);
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 37682770e9d2..46e9ab3ee6e1 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -30,10 +30,14 @@
 #ifndef __LINUX_RCUTREE_H
 #define __LINUX_RCUTREE_H
 
+struct notifier_block;
+
 extern void rcu_sched_qs(int cpu);
 extern void rcu_bh_qs(int cpu);
-
+extern int rcu_cpu_notify(struct notifier_block *self,
+                          unsigned long action, void *hcpu);
 extern int rcu_needs_cpu(int cpu);
+extern int rcu_expedited_torture_stats(char *page);
 
 #ifdef CONFIG_TREE_PREEMPT_RCU
 
@@ -85,16 +89,11 @@ static inline void synchronize_rcu_bh_expedited(void)
 
 extern void __rcu_init(void);
 extern void rcu_check_callbacks(int cpu, int user);
-extern void rcu_restart_cpu(int cpu);
 
 extern long rcu_batches_completed(void);
 extern long rcu_batches_completed_bh(void);
 extern long rcu_batches_completed_sched(void);
 
-static inline void rcu_init_sched(void)
-{
-}
-
 #ifdef CONFIG_NO_HZ
 void rcu_enter_nohz(void);
 void rcu_exit_nohz(void);
@@ -107,7 +106,7 @@ static inline void rcu_exit_nohz(void)
 }
 #endif /* CONFIG_NO_HZ */
 
-/* A context switch is a grace period for rcutree. */
+/* A context switch is a grace period for RCU-sched and RCU-bh. */
 static inline int rcu_blocking_is_gp(void)
 {
         return num_online_cpus() == 1;
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 3b461dffe244..3273a0c5043b 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -16,7 +16,7 @@ struct __kernel_sockaddr_storage {
                                 /* _SS_MAXSIZE value minus size of ss_family */
 } __attribute__ ((aligned(_K_SS_ALIGNSIZE)));   /* force desired alignment */
 
-#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+#ifdef __KERNEL__
 
 #include <asm/socket.h>                 /* arch-dependent defines       */
 #include <linux/sockios.h>              /* the SIOCxxx I/O controls     */
@@ -101,21 +101,6 @@ struct cmsghdr {
                               ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
 
 /*
- *      This mess will go away with glibc
- */
- 
-#ifdef __KERNEL__
-#define __KINLINE static inline
-#elif  defined(__GNUC__) 
-#define __KINLINE static __inline__
-#elif defined(__cplusplus)
-#define __KINLINE static inline
-#else
-#define __KINLINE static
-#endif
-
-
-/*
  *      Get the next cmsg header
  *
  *      PLEASE, do not touch this function. If you think, that it is
@@ -128,7 +113,7 @@ struct cmsghdr {
  *      ancillary object DATA.                          --ANK (980731)
  */
  
-__KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
+static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
                                                struct cmsghdr *__cmsg)
 {
         struct cmsghdr * __ptr;
@@ -140,7 +125,7 @@ __KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
         return __ptr;
 }
 
-__KINLINE struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
+static inline struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
 {
         return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
 }
diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
index c134dd1fe6b6..09077f6ed128 100644
--- a/include/linux/trace_seq.h
+++ b/include/linux/trace_seq.h
@@ -7,7 +7,7 @@
 
 /*
  * Trace sequences are used to allow a function to call several other functions
- * to create a string of data to use (up to a max of PAGE_SIZE.
+ * to create a string of data to use (up to a max of PAGE_SIZE).
  */
 
 struct trace_seq {
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index c17eb64d7213..ce911ebf91e8 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -150,6 +150,7 @@ struct usb_serial {
         struct usb_interface            *interface;
         unsigned char                   disconnected:1;
         unsigned char                   suspending:1;
+        unsigned char                   attached:1;
         unsigned char                   minor;
         unsigned char                   num_ports;
         unsigned char                   num_port_pointers;
diff --git a/include/linux/virtio_9p.h b/include/linux/virtio_9p.h
index ea7226a45acb..095e10d148b4 100644
--- a/include/linux/virtio_9p.h
+++ b/include/linux/virtio_9p.h
@@ -2,6 +2,7 @@
 #define _LINUX_VIRTIO_9P_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
 /* Maximum number of virtio channels per partition (1 for now) */
diff --git a/include/linux/virtio_balloon.h b/include/linux/virtio_balloon.h
index 09d730085060..1418f048cb34 100644
--- a/include/linux/virtio_balloon.h
+++ b/include/linux/virtio_balloon.h
@@ -2,6 +2,7 @@
 #define _LINUX_VIRTIO_BALLOON_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
 /* The feature bitmap for virtio balloon */
diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h
index 15cb666581d7..fd294c56d571 100644
--- a/include/linux/virtio_blk.h
+++ b/include/linux/virtio_blk.h
@@ -3,6 +3,7 @@
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
 /* Feature bits */
@@ -13,11 +14,8 @@
 #define VIRTIO_BLK_F_RO         5       /* Disk is read-only */
 #define VIRTIO_BLK_F_BLK_SIZE   6       /* Block size of disk is available*/
 #define VIRTIO_BLK_F_SCSI       7       /* Supports scsi command passthru */
-#define VIRTIO_BLK_F_IDENTIFY   8       /* ATA IDENTIFY supported */
 #define VIRTIO_BLK_F_FLUSH      9       /* Cache flush command support */
 
-#define VIRTIO_BLK_ID_BYTES     (sizeof(__u16[256]))    /* IDENTIFY DATA */
-
 struct virtio_blk_config {
         /* The capacity (in 512-byte sectors). */
         __u64 capacity;
@@ -33,7 +31,6 @@ struct virtio_blk_config {
         } geometry;
         /* block size of device (if VIRTIO_BLK_F_BLK_SIZE) */
         __u32 blk_size;
-        __u8 identify[VIRTIO_BLK_ID_BYTES];
 } __attribute__((packed));
 
 /*
diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h
index b5f519806014..fe885174cc1f 100644
--- a/include/linux/virtio_console.h
+++ b/include/linux/virtio_console.h
@@ -1,6 +1,7 @@
 #ifndef _LINUX_VIRTIO_CONSOLE_H
 #define _LINUX_VIRTIO_CONSOLE_H
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 /* This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so
  * anyone can use the definitions to implement compatible drivers/servers. */
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 1f41734bbb77..085e42298ce5 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -3,6 +3,7 @@
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 #include <linux/if_ether.h>
 
diff --git a/include/linux/virtio_rng.h b/include/linux/virtio_rng.h
index 48121c3c434b..c4d5de896f0c 100644
--- a/include/linux/virtio_rng.h
+++ b/include/linux/virtio_rng.h
@@ -2,6 +2,7 @@
 #define _LINUX_VIRTIO_RNG_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
 #endif /* _LINUX_VIRTIO_RNG_H */
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 7ef0c7b94f31..cf24c20de9e4 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -207,6 +207,7 @@ extern int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
 
 extern void flush_workqueue(struct workqueue_struct *wq);
 extern void flush_scheduled_work(void);
+extern void flush_delayed_work(struct delayed_work *work);
 
 extern int schedule_work(struct work_struct *work);
 extern int schedule_work_on(int cpu, struct work_struct *work);