Merge branch 'upstream'

13 files changed, 58 insertions, 21 deletions

diff --git a/include/linux/compat_ioctl.h b/include/linux/compat_ioctl.h
index 8fad50f8e389..ae7dfb790df3 100644
--- a/include/linux/compat_ioctl.h
+++ b/include/linux/compat_ioctl.h
@@ -696,6 +696,8 @@ COMPATIBLE_IOCTL(MEMLOCK)
 COMPATIBLE_IOCTL(MEMUNLOCK)
 COMPATIBLE_IOCTL(MEMGETREGIONCOUNT)
 COMPATIBLE_IOCTL(MEMGETREGIONINFO)
+COMPATIBLE_IOCTL(MEMGETBADBLOCK)
+COMPATIBLE_IOCTL(MEMSETBADBLOCK)
 /* NBD */
 ULONG_IOCTL(NBD_SET_SOCK)
 ULONG_IOCTL(NBD_SET_BLKSIZE)
diff --git a/include/linux/file.h b/include/linux/file.h
index 418b6101b59a..9901b850f2e4 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -60,8 +60,6 @@ extern void put_filp(struct file *);
 extern int get_unused_fd(void);
 extern void FASTCALL(put_unused_fd(unsigned int fd));
 struct kmem_cache;
-extern void filp_ctor(void * objp, struct kmem_cache *cachep, unsigned long cflags);
-extern void filp_dtor(void * objp, struct kmem_cache *cachep, unsigned long dflags);
 
 extern struct file ** alloc_fd_array(int);
 extern void free_fd_array(struct file **, int);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index e059da947007..128d0082522c 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -35,6 +35,7 @@ struct files_stat_struct {
         int max_files;          /* tunable */
 };
 extern struct files_stat_struct files_stat;
+extern int get_max_files(void);
 
 struct inodes_stat_t {
         int nr_inodes;
@@ -1418,9 +1419,6 @@ extern int is_bad_inode(struct inode *);
 extern struct file_operations read_fifo_fops;
 extern struct file_operations write_fifo_fops;
 extern struct file_operations rdwr_fifo_fops;
-extern struct file_operations read_pipe_fops;
-extern struct file_operations write_pipe_fops;
-extern struct file_operations rdwr_pipe_fops;
 
 extern int fs_may_remount_ro(struct super_block *);
 
@@ -1666,6 +1664,8 @@ extern int vfs_follow_link(struct nameidata *, const char *);
 extern int page_readlink(struct dentry *, char __user *, int);
 extern void *page_follow_link_light(struct dentry *, struct nameidata *);
 extern void page_put_link(struct dentry *, struct nameidata *, void *);
+extern int __page_symlink(struct inode *inode, const char *symname, int len,
+                gfp_t gfp_mask);
 extern int page_symlink(struct inode *inode, const char *symname, int len);
 extern struct inode_operations page_symlink_inode_operations;
 extern int generic_readlink(struct dentry *, char __user *, int);
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 20f9148e38d9..7851e6b520cf 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -157,9 +157,9 @@ extern void FASTCALL(free_cold_page(struct page *page));
 
 void page_alloc_init(void);
 #ifdef CONFIG_NUMA
-void drain_remote_pages(void);
+void drain_node_pages(int node);
 #else
-static inline void drain_remote_pages(void) { };
+static inline void drain_node_pages(int node) { };
 #endif
 
 #endif /* __LINUX_GFP_H */
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 6361544bb6ae..6401c31d6add 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -116,6 +116,10 @@ extern int hrtimer_try_to_cancel(struct hrtimer *timer);
 extern ktime_t hrtimer_get_remaining(const struct hrtimer *timer);
 extern int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp);
 
+#ifdef CONFIG_NO_IDLE_HZ
+extern ktime_t hrtimer_get_next_event(void);
+#endif
+
 static inline int hrtimer_active(const struct hrtimer *timer)
 {
         return timer->state == HRTIMER_PENDING;
diff --git a/include/linux/kmalloc_sizes.h b/include/linux/kmalloc_sizes.h
index d82d4c05c12d..bda23e00ed71 100644
--- a/include/linux/kmalloc_sizes.h
+++ b/include/linux/kmalloc_sizes.h
@@ -19,8 +19,10 @@
         CACHE(32768)
         CACHE(65536)
         CACHE(131072)
-#ifndef CONFIG_MMU
+#if (NR_CPUS > 512) || (MAX_NUMNODES > 256) || !defined(CONFIG_MMU)
         CACHE(262144)
+#endif
+#ifndef CONFIG_MMU
         CACHE(524288)
         CACHE(1048576)
 #ifdef CONFIG_LARGE_ALLOCS
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 2558abac9fb2..d051a823758b 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -152,7 +152,7 @@ enum {
         ATA_FLAG_PIO_LBA48      = (1 << 13), /* Host DMA engine is LBA28 only */
         ATA_FLAG_IRQ_MASK       = (1 << 14), /* Mask IRQ in PIO xfers */
 
-        ATA_FLAG_FLUSH_PIO_TASK = (1 << 15), /* Flush PIO task */
+        ATA_FLAG_FLUSH_PORT_TASK = (1 << 15), /* Flush port task */
         ATA_FLAG_IN_EH          = (1 << 16), /* EH in progress */
 
         ATA_QCFLAG_ACTIVE       = (1 << 1), /* cmd not yet ack'd to scsi lyer */
@@ -191,11 +191,19 @@ enum {
         PORT_DISABLED           = 2,
 
         /* encoding various smaller bitmaps into a single
-         * unsigned long bitmap
+         * unsigned int bitmap
          */
-        ATA_SHIFT_UDMA          = 0,
-        ATA_SHIFT_MWDMA         = 8,
-        ATA_SHIFT_PIO           = 11,
+        ATA_BITS_PIO            = 5,
+        ATA_BITS_MWDMA          = 3,
+        ATA_BITS_UDMA           = 8,
+
+        ATA_SHIFT_PIO           = 0,
+        ATA_SHIFT_MWDMA         = ATA_SHIFT_PIO + ATA_BITS_PIO,
+        ATA_SHIFT_UDMA          = ATA_SHIFT_MWDMA + ATA_BITS_MWDMA,
+
+        ATA_MASK_PIO            = ((1 << ATA_BITS_PIO) - 1) << ATA_SHIFT_PIO,
+        ATA_MASK_MWDMA          = ((1 << ATA_BITS_MWDMA) - 1) << ATA_SHIFT_MWDMA,
+        ATA_MASK_UDMA           = ((1 << ATA_BITS_UDMA) - 1) << ATA_SHIFT_UDMA,
 
         /* size of buffer to pad xfers ending on unaligned boundaries */
         ATA_DMA_PAD_SZ          = 4,
@@ -344,7 +352,7 @@ struct ata_device {
         unsigned long           flags;          /* ATA_DFLAG_xxx */
         unsigned int            class;          /* ATA_DEV_xxx */
         unsigned int            devno;          /* 0 or 1 */
-        u16                     id[ATA_ID_WORDS]; /* IDENTIFY xxx DEVICE data */
+        u16                     *id;            /* IDENTIFY xxx DEVICE data */
         u8                      pio_mode;
         u8                      dma_mode;
         u8                      xfer_mode;
@@ -393,7 +401,8 @@ struct ata_port {
         struct ata_host_stats   stats;
         struct ata_host_set     *host_set;
 
-        struct work_struct      pio_task;
+        struct work_struct      port_task;
+
         unsigned int            hsm_task_state;
         unsigned long           pio_task_timeout;
 
@@ -488,6 +497,8 @@ extern int ata_std_softreset(struct ata_port *ap, int verbose,
 extern int sata_std_hardreset(struct ata_port *ap, int verbose,
                               unsigned int *class);
 extern void ata_std_postreset(struct ata_port *ap, unsigned int *classes);
+extern int ata_dev_revalidate(struct ata_port *ap, struct ata_device *dev,
+                              int post_reset);
 extern void ata_port_disable(struct ata_port *);
 extern void ata_std_ports(struct ata_ioports *ioaddr);
 #ifdef CONFIG_PCI
@@ -516,6 +527,8 @@ extern int ata_ratelimit(void);
 extern unsigned int ata_busy_sleep(struct ata_port *ap,
                                    unsigned long timeout_pat,
                                    unsigned long timeout);
+extern void ata_port_queue_task(struct ata_port *ap, void (*fn)(void *),
+                                void *data, unsigned long delay);
 
 /*
  * Default driver ops implementations
@@ -545,7 +558,6 @@ extern void ata_id_string(const u16 *id, unsigned char *s,
                           unsigned int ofs, unsigned int len);
 extern void ata_id_c_string(const u16 *id, unsigned char *s,
                             unsigned int ofs, unsigned int len);
-extern void ata_dev_config(struct ata_port *ap, unsigned int i);
 extern void ata_bmdma_setup (struct ata_queued_cmd *qc);
 extern void ata_bmdma_start (struct ata_queued_cmd *qc);
 extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
@@ -648,10 +660,14 @@ static inline unsigned int ata_tag_valid(unsigned int tag)
         return (tag < ATA_MAX_QUEUE) ? 1 : 0;
 }
 
+static inline unsigned int ata_class_present(unsigned int class)
+{
+        return class == ATA_DEV_ATA || class == ATA_DEV_ATAPI;
+}
+
 static inline unsigned int ata_dev_present(const struct ata_device *dev)
 {
-        return ((dev->class == ATA_DEV_ATA) ||
-                (dev->class == ATA_DEV_ATAPI));
+        return ata_class_present(dev->class);
 }
 
 static inline u8 ata_chk_status(struct ata_port *ap)
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 01f03bc06eff..968b1aa3732c 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -6,6 +6,10 @@
 #include <linux/mmzone.h>
 #include <linux/notifier.h>
 
+struct page;
+struct zone;
+struct pglist_data;
+
 #ifdef CONFIG_MEMORY_HOTPLUG
 /*
  * pgdat resizing functions
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 82b83da25d77..1709b5009d2e 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1752,6 +1752,8 @@
 #define PCI_DEVICE_ID_CCD_B00B          0xb00b
 #define PCI_DEVICE_ID_CCD_B00C          0xb00c
 #define PCI_DEVICE_ID_CCD_B100          0xb100
+#define PCI_DEVICE_ID_CCD_B700          0xb700
+#define PCI_DEVICE_ID_CCD_B701          0xb701
 
 #define PCI_VENDOR_ID_EXAR              0x13a8
 #define PCI_DEVICE_ID_EXAR_XR17C152     0x0152
diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index bd6708e2c027..682525511c9e 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -39,6 +39,7 @@ static inline void percpu_counter_destroy(struct percpu_counter *fbc)
 }
 
 void percpu_counter_mod(struct percpu_counter *fbc, long amount);
+long percpu_counter_sum(struct percpu_counter *fbc);
 
 static inline long percpu_counter_read(struct percpu_counter *fbc)
 {
@@ -92,6 +93,11 @@ static inline long percpu_counter_read_positive(struct percpu_counter *fbc)
         return fbc->count;
 }
 
+static inline long percpu_counter_sum(struct percpu_counter *fbc)
+{
+        return percpu_counter_read_positive(fbc);
+}
+
 #endif  /* CONFIG_SMP */
 
 static inline void percpu_counter_inc(struct percpu_counter *fbc)
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index b87aefa082e2..c2ec6c77874e 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -98,13 +98,17 @@ struct rcu_data {
         long            batch;           /* Batch # for current RCU batch */
         struct rcu_head *nxtlist;
         struct rcu_head **nxttail;
-        long            count; /* # of queued items */
+        long            qlen;            /* # of queued callbacks */
         struct rcu_head *curlist;
         struct rcu_head **curtail;
         struct rcu_head *donelist;
         struct rcu_head **donetail;
+        long            blimit;          /* Upper limit on a processed batch */
         int cpu;
         struct rcu_head barrier;
+#ifdef CONFIG_SMP
+        long            last_rs_qlen;    /* qlen during the last resched */
+#endif
 };
 
 DECLARE_PER_CPU(struct rcu_data, rcu_data);
diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index 7d51149bd793..dad78cecfd20 100644
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -1052,7 +1052,7 @@ struct reiserfs_dir_entry {
         int de_entrylen;
         int de_namelen;
         char *de_name;
-        char *de_gen_number_bit_string;
+        unsigned long *de_gen_number_bit_string;
 
         __u32 de_dir_id;
         __u32 de_objectid;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index ff2e09c953b9..62e6314382f0 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -892,7 +892,6 @@ static inline int pid_alive(struct task_struct *p)
 }
 
 extern void free_task(struct task_struct *tsk);
-extern void __put_task_struct(struct task_struct *tsk);
 #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)
 
 extern void __put_task_struct_cb(struct rcu_head *rhp);