Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

22 files changed, 485 insertions, 60 deletions

diff --git a/include/linux/bio.h b/include/linux/bio.h
index 038022763f09..36ef29fa0d8b 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -22,6 +22,7 @@
 
 #include <linux/highmem.h>
 #include <linux/mempool.h>
+#include <linux/ioprio.h>
 
 /* Platforms may set this to teach the BIO layer about IOMMU hardware. */
 #include <asm/io.h>
@@ -150,6 +151,19 @@ struct bio {
 #define BIO_RW_SYNC     4
 
 /*
+ * upper 16 bits of bi_rw define the io priority of this bio
+ */
+#define BIO_PRIO_SHIFT  (8 * sizeof(unsigned long) - IOPRIO_BITS)
+#define bio_prio(bio)   ((bio)->bi_rw >> BIO_PRIO_SHIFT)
+#define bio_prio_valid(bio)     ioprio_valid(bio_prio(bio))
+
+#define bio_set_prio(bio, prio)         do {                    \
+        WARN_ON(prio >= (1 << IOPRIO_BITS));                    \
+        (bio)->bi_rw &= ((1UL << BIO_PRIO_SHIFT) - 1);          \
+        (bio)->bi_rw |= ((unsigned long) (prio) << BIO_PRIO_SHIFT);     \
+} while (0)
+
+/*
  * various member access, note that bio_data should of course not be used
  * on highmem page vectors
  */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index b54a0348a890..21a8674cd149 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -54,16 +54,23 @@ struct as_io_context {
 
 struct cfq_queue;
 struct cfq_io_context {
-        void (*dtor)(struct cfq_io_context *);
-        void (*exit)(struct cfq_io_context *);
-
-        struct io_context *ioc;
-
         /*
          * circular list of cfq_io_contexts belonging to a process io context
          */
         struct list_head list;
         struct cfq_queue *cfqq;
+        void *key;
+
+        struct io_context *ioc;
+
+        unsigned long last_end_request;
+        unsigned long last_queue;
+        unsigned long ttime_total;
+        unsigned long ttime_samples;
+        unsigned long ttime_mean;
+
+        void (*dtor)(struct cfq_io_context *);
+        void (*exit)(struct cfq_io_context *);
 };
 
 /*
@@ -73,7 +80,9 @@ struct cfq_io_context {
  */
 struct io_context {
         atomic_t refcount;
-        pid_t pid;
+        struct task_struct *task;
+
+        int (*set_ioprio)(struct io_context *, unsigned int);
 
         /*
          * For request batching
@@ -81,8 +90,6 @@ 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 */
 
-        spinlock_t lock;
-
         struct as_io_context *aic;
         struct cfq_io_context *cic;
 };
@@ -134,6 +141,8 @@ struct request {
 
         void *elevator_private;
 
+        unsigned short ioprio;
+
         int rq_status;  /* should split this into a few status bits */
         struct gendisk *rq_disk;
         int errors;
diff --git a/include/linux/cciss_ioctl.h b/include/linux/cciss_ioctl.h
index ee0c6e8995da..424d5e622b43 100644
--- a/include/linux/cciss_ioctl.h
+++ b/include/linux/cciss_ioctl.h
@@ -10,6 +10,7 @@
 typedef struct _cciss_pci_info_struct
 {
         unsigned char   bus;
+        unsigned short  domain;
         unsigned char   dev_fn;
         __u32           board_id;
 } cciss_pci_info_struct; 
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index ee54f81faad5..ea6bbc2d7407 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -16,9 +16,9 @@ typedef void (elevator_remove_req_fn) (request_queue_t *, struct request *);
 typedef void (elevator_requeue_req_fn) (request_queue_t *, struct request *);
 typedef struct request *(elevator_request_list_fn) (request_queue_t *, struct request *);
 typedef void (elevator_completed_req_fn) (request_queue_t *, struct request *);
-typedef int (elevator_may_queue_fn) (request_queue_t *, int);
+typedef int (elevator_may_queue_fn) (request_queue_t *, int, struct bio *);
 
-typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, int);
+typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, struct bio *, int);
 typedef void (elevator_put_req_fn) (request_queue_t *, struct request *);
 typedef void (elevator_deactivate_req_fn) (request_queue_t *, struct request *);
 
@@ -96,9 +96,9 @@ extern struct request *elv_former_request(request_queue_t *, struct request *);
 extern struct request *elv_latter_request(request_queue_t *, struct request *);
 extern int elv_register_queue(request_queue_t *q);
 extern void elv_unregister_queue(request_queue_t *q);
-extern int elv_may_queue(request_queue_t *, int);
+extern int elv_may_queue(request_queue_t *, int, struct bio *);
 extern void elv_completed_request(request_queue_t *, struct request *);
-extern int elv_set_request(request_queue_t *, struct request *, int);
+extern int elv_set_request(request_queue_t *, struct request *, struct bio *, int);
 extern void elv_put_request(request_queue_t *, struct request *);
 
 /*
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3ae8e37bdfc8..047bde30836a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -213,6 +213,7 @@ extern int dir_notify_enable;
 #include <linux/radix-tree.h>
 #include <linux/prio_tree.h>
 #include <linux/init.h>
+#include <linux/sched.h>
 
 #include <asm/atomic.h>
 #include <asm/semaphore.h>
@@ -822,16 +823,34 @@ enum {
 #define vfs_check_frozen(sb, level) \
         wait_event((sb)->s_wait_unfrozen, ((sb)->s_frozen < (level)))
 
+static inline void get_fs_excl(void)
+{
+        atomic_inc(&current->fs_excl);
+}
+
+static inline void put_fs_excl(void)
+{
+        atomic_dec(&current->fs_excl);
+}
+
+static inline int has_fs_excl(void)
+{
+        return atomic_read(&current->fs_excl);
+}
+
+
 /*
  * Superblock locking.
  */
 static inline void lock_super(struct super_block * sb)
 {
+        get_fs_excl();
         down(&sb->s_lock);
 }
 
 static inline void unlock_super(struct super_block * sb)
 {
+        put_fs_excl();
         up(&sb->s_lock);
 }
 
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 03206a425d7a..c727c195a91a 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -81,6 +81,7 @@ extern struct group_info init_groups;
         .mm             = NULL,                                         \
         .active_mm      = &init_mm,                                     \
         .run_list       = LIST_HEAD_INIT(tsk.run_list),                 \
+        .ioprio         = 0,                                            \
         .time_slice     = HZ,                                           \
         .tasks          = LIST_HEAD_INIT(tsk.tasks),                    \
         .ptrace_children= LIST_HEAD_INIT(tsk.ptrace_children),          \
@@ -110,6 +111,7 @@ extern struct group_info init_groups;
         .proc_lock      = SPIN_LOCK_UNLOCKED,                           \
         .journal_info   = NULL,                                         \
         .cpu_timers     = INIT_CPU_TIMERS(tsk.cpu_timers),              \
+        .fs_excl        = ATOMIC_INIT(0),                               \
 }
 
 
diff --git a/include/linux/input.h b/include/linux/input.h
index 9d9598ed760d..b9cc0ac71f44 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -859,6 +859,10 @@ struct input_dev {
         int (*erase_effect)(struct input_dev *dev, int effect_id);
 
         struct input_handle *grab;
+
+        struct semaphore sem;   /* serializes open and close operations */
+        unsigned int users;
+
         struct device *dev;
 
         struct list_head        h_list;
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h
new file mode 100644
index 000000000000..8a453a0b5e4b
--- /dev/null
+++ b/include/linux/ioprio.h
@@ -0,0 +1,88 @@
+#ifndef IOPRIO_H
+#define IOPRIO_H
+
+#include <linux/sched.h>
+
+/*
+ * Gives us 8 prio classes with 13-bits of data for each class
+ */
+#define IOPRIO_BITS             (16)
+#define IOPRIO_CLASS_SHIFT      (13)
+#define IOPRIO_PRIO_MASK        ((1UL << IOPRIO_CLASS_SHIFT) - 1)
+
+#define IOPRIO_PRIO_CLASS(mask) ((mask) >> IOPRIO_CLASS_SHIFT)
+#define IOPRIO_PRIO_DATA(mask)  ((mask) & IOPRIO_PRIO_MASK)
+#define IOPRIO_PRIO_VALUE(class, data)  (((class) << IOPRIO_CLASS_SHIFT) | data)
+
+#define ioprio_valid(mask)      (IOPRIO_PRIO_CLASS((mask)) != IOPRIO_CLASS_NONE)
+
+/*
+ * These are the io priority groups as implemented by CFQ. RT is the realtime
+ * class, it always gets premium service. BE is the best-effort scheduling
+ * class, the default for any process. IDLE is the idle scheduling class, it
+ * is only served when no one else is using the disk.
+ */
+enum {
+        IOPRIO_CLASS_NONE,
+        IOPRIO_CLASS_RT,
+        IOPRIO_CLASS_BE,
+        IOPRIO_CLASS_IDLE,
+};
+
+/*
+ * 8 best effort priority levels are supported
+ */
+#define IOPRIO_BE_NR    (8)
+
+asmlinkage int sys_ioprio_set(int, int, int);
+asmlinkage int sys_ioprio_get(int, int);
+
+enum {
+        IOPRIO_WHO_PROCESS = 1,
+        IOPRIO_WHO_PGRP,
+        IOPRIO_WHO_USER,
+};
+
+/*
+ * if process has set io priority explicitly, use that. if not, convert
+ * the cpu scheduler nice value to an io priority
+ */
+#define IOPRIO_NORM     (4)
+static inline int task_ioprio(struct task_struct *task)
+{
+        WARN_ON(!ioprio_valid(task->ioprio));
+        return IOPRIO_PRIO_DATA(task->ioprio);
+}
+
+static inline int task_nice_ioprio(struct task_struct *task)
+{
+        return (task_nice(task) + 20) / 5;
+}
+
+/*
+ * For inheritance, return the highest of the two given priorities
+ */
+static inline int ioprio_best(unsigned short aprio, unsigned short bprio)
+{
+        unsigned short aclass = IOPRIO_PRIO_CLASS(aprio);
+        unsigned short bclass = IOPRIO_PRIO_CLASS(bprio);
+
+        if (!ioprio_valid(aprio))
+                return bprio;
+        if (!ioprio_valid(bprio))
+                return aprio;
+
+        if (aclass == IOPRIO_CLASS_NONE)
+                aclass = IOPRIO_CLASS_BE;
+        if (bclass == IOPRIO_CLASS_NONE)
+                bclass = IOPRIO_CLASS_BE;
+
+        if (aclass == bclass)
+                return min(aprio, bprio);
+        if (aclass > bclass)
+                return bprio;
+        else
+                return aprio;
+}
+
+#endif
diff --git a/include/linux/joystick.h b/include/linux/joystick.h
index b7e0ab622cd7..06b9af77eb7f 100644
--- a/include/linux/joystick.h
+++ b/include/linux/joystick.h
@@ -111,18 +111,35 @@ struct js_corr {
 #define JS_SET_ALL              8
 
 struct JS_DATA_TYPE {
-        int buttons;
-        int x;
-        int y;
+        __s32 buttons;
+        __s32 x;
+        __s32 y;
 };
 
-struct JS_DATA_SAVE_TYPE {
-        int JS_TIMEOUT;
-        int BUSY;
-        long JS_EXPIRETIME;
-        long JS_TIMELIMIT;
+struct JS_DATA_SAVE_TYPE_32 {
+        __s32 JS_TIMEOUT;
+        __s32 BUSY;
+        __s32 JS_EXPIRETIME;
+        __s32 JS_TIMELIMIT;
         struct JS_DATA_TYPE JS_SAVE;
         struct JS_DATA_TYPE JS_CORR;
 };
 
+struct JS_DATA_SAVE_TYPE_64 {
+        __s32 JS_TIMEOUT;
+        __s32 BUSY;
+        __s64 JS_EXPIRETIME;
+        __s64 JS_TIMELIMIT;
+        struct JS_DATA_TYPE JS_SAVE;
+        struct JS_DATA_TYPE JS_CORR;
+};
+
+#if BITS_PER_LONG == 64
+#define JS_DATA_SAVE_TYPE JS_DATA_SAVE_TYPE_64
+#elif BITS_PER_LONG == 32
+#define JS_DATA_SAVE_TYPE JS_DATA_SAVE_TYPE_32
+#else
+#error Unexpected BITS_PER_LONG
+#endif
+
 #endif /* _LINUX_JOYSTICK_H */
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 5e1a7b0d7b3f..b7a194c4362a 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -104,33 +104,12 @@ struct jprobe {
 };
 
 #ifdef ARCH_SUPPORTS_KRETPROBES
-extern int trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs);
-extern void trampoline_post_handler(struct kprobe *p, struct pt_regs *regs,
-                                                        unsigned long flags);
-extern struct task_struct *arch_get_kprobe_task(void *ptr);
 extern void arch_prepare_kretprobe(struct kretprobe *rp, struct pt_regs *regs);
-extern void arch_kprobe_flush_task(struct task_struct *tk);
 #else /* ARCH_SUPPORTS_KRETPROBES */
-static inline void kretprobe_trampoline(void)
-{
-}
-static inline int trampoline_probe_handler(struct kprobe *p,
-                                                struct pt_regs *regs)
-{
-        return 0;
-}
-static inline void trampoline_post_handler(struct kprobe *p,
-                                struct pt_regs *regs, unsigned long flags)
-{
-}
 static inline void arch_prepare_kretprobe(struct kretprobe *rp,
                                         struct pt_regs *regs)
 {
 }
-static inline void arch_kprobe_flush_task(struct task_struct *tk)
-{
-}
-#define arch_get_kprobe_task(ptr) ((struct task_struct *)NULL)
 #endif /* ARCH_SUPPORTS_KRETPROBES */
 /*
  * Function-return probe -
@@ -155,8 +134,8 @@ struct kretprobe_instance {
         struct hlist_node uflist; /* either on free list or used list */
         struct hlist_node hlist;
         struct kretprobe *rp;
-        void *ret_addr;
-        void *stack_addr;
+        kprobe_opcode_t *ret_addr;
+        struct task_struct *task;
 };
 
 #ifdef CONFIG_KPROBES
@@ -176,7 +155,10 @@ extern void arch_copy_kprobe(struct kprobe *p);
 extern void arch_arm_kprobe(struct kprobe *p);
 extern void arch_disarm_kprobe(struct kprobe *p);
 extern void arch_remove_kprobe(struct kprobe *p);
+extern int arch_init(void);
 extern void show_registers(struct pt_regs *regs);
+extern kprobe_opcode_t *get_insn_slot(void);
+extern void free_insn_slot(kprobe_opcode_t *slot);
 
 /* Get the kprobe at this addr (if any).  Must have called lock_kprobes */
 struct kprobe *get_kprobe(void *addr);
@@ -194,8 +176,6 @@ int register_kretprobe(struct kretprobe *rp);
 void unregister_kretprobe(struct kretprobe *rp);
 
 struct kretprobe_instance *get_free_rp_inst(struct kretprobe *rp);
-struct kretprobe_instance *get_rp_inst(void *sara);
-struct kretprobe_instance *get_rp_inst_tsk(struct task_struct *tk);
 void add_rp_inst(struct kretprobe_instance *ri);
 void kprobe_flush_task(struct task_struct *tk);
 void recycle_rp_inst(struct kretprobe_instance *ri);
diff --git a/include/linux/libps2.h b/include/linux/libps2.h
index 923bdbc6d9e4..a710bddda4eb 100644
--- a/include/linux/libps2.h
+++ b/include/linux/libps2.h
@@ -41,6 +41,7 @@ struct ps2dev {
 
 void ps2_init(struct ps2dev *ps2dev, struct serio *serio);
 int ps2_sendbyte(struct ps2dev *ps2dev, unsigned char byte, int timeout);
+void ps2_drain(struct ps2dev *ps2dev, int maxbytes, int timeout);
 int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command);
 int ps2_schedule_command(struct ps2dev *ps2dev, unsigned char *param, int command);
 int ps2_handle_ack(struct ps2dev *ps2dev, unsigned char data);
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index d6eb7b2efc04..9b6d05172ed4 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -175,4 +175,50 @@ struct serio_device_id {
 };
 
 
+/* PCMCIA */
+
+struct pcmcia_device_id {
+        __u16           match_flags;
+
+        __u16           manf_id;
+        __u16           card_id;
+
+        __u8            func_id;
+
+        /* for real multi-function devices */
+        __u8            function;
+
+        /* for pseude multi-function devices */
+        __u8            device_no;
+
+        __u32           prod_id_hash[4];
+
+        /* not matched against in kernelspace*/
+#ifdef __KERNEL__
+        const char *    prod_id[4];
+#else
+        kernel_ulong_t  prod_id[4];
+#endif
+
+        /* not matched against */
+        kernel_ulong_t  driver_info;
+#ifdef __KERNEL__
+        char *          cisfile;
+#else
+        kernel_ulong_t  cisfile;
+#endif
+};
+
+#define PCMCIA_DEV_ID_MATCH_MANF_ID     0x0001
+#define PCMCIA_DEV_ID_MATCH_CARD_ID     0x0002
+#define PCMCIA_DEV_ID_MATCH_FUNC_ID     0x0004
+#define PCMCIA_DEV_ID_MATCH_FUNCTION    0x0008
+#define PCMCIA_DEV_ID_MATCH_PROD_ID1    0x0010
+#define PCMCIA_DEV_ID_MATCH_PROD_ID2    0x0020
+#define PCMCIA_DEV_ID_MATCH_PROD_ID3    0x0040
+#define PCMCIA_DEV_ID_MATCH_PROD_ID4    0x0080
+#define PCMCIA_DEV_ID_MATCH_DEVICE_NO   0x0100
+#define PCMCIA_DEV_ID_MATCH_FAKE_CIS    0x0200
+#define PCMCIA_DEV_ID_MATCH_ANONYMOUS   0x0400
+
 #endif /* LINUX_MOD_DEVICETABLE_H */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 810bbbcee404..c3ee1ae4545a 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -714,8 +714,9 @@
 #define PCI_DEVICE_ID_HP_DIVA_AUX       0x1290
 #define PCI_DEVICE_ID_HP_DIVA_RMP3      0x1301
 #define PCI_DEVICE_ID_HP_CISSA          0x3220
-#define PCI_DEVICE_ID_HP_CISSB          0x3230
+#define PCI_DEVICE_ID_HP_CISSB          0x3222
 #define PCI_DEVICE_ID_HP_ZX2_IOC        0x4031
+#define PCI_DEVICE_ID_HP_CISSC          0x3230
 
 #define PCI_VENDOR_ID_PCTECH            0x1042
 #define PCI_DEVICE_ID_PCTECH_RZ1000     0x1000
@@ -1286,6 +1287,8 @@
 #define PCI_DEVICE_ID_NVIDIA_GEFORCE_FX_GO5700_2    0x0348
 #define PCI_DEVICE_ID_NVIDIA_QUADRO_FX_GO1000       0x034C
 #define PCI_DEVICE_ID_NVIDIA_QUADRO_FX_1100         0x034E
+#define PCI_DEVICE_ID_NVIDIA_NVENET_14              0x0372
+#define PCI_DEVICE_ID_NVIDIA_NVENET_15              0x0373
 
 #define PCI_VENDOR_ID_IMS               0x10e0
 #define PCI_DEVICE_ID_IMS_8849          0x8849
@@ -1814,6 +1817,8 @@
 #define PCI_VENDOR_ID_ITE               0x1283
 #define PCI_DEVICE_ID_ITE_IT8172G       0x8172
 #define PCI_DEVICE_ID_ITE_IT8172G_AUDIO 0x0801
+#define PCI_DEVICE_ID_ITE_8211          0x8211
+#define PCI_DEVICE_ID_ITE_8212          0x8212
 #define PCI_DEVICE_ID_ITE_8872          0x8872
 #define PCI_DEVICE_ID_ITE_IT8330G_0     0xe886
 
diff --git a/include/linux/pmu.h b/include/linux/pmu.h
index 6d73eada277e..373bd3b9b330 100644
--- a/include/linux/pmu.h
+++ b/include/linux/pmu.h
@@ -166,7 +166,7 @@ extern int pmu_i2c_simple_read(int bus, int addr,  u8* data, int len);
 extern int pmu_i2c_simple_write(int bus, int addr,  u8* data, int len);
 
 
-#ifdef CONFIG_PMAC_PBOOK
+#ifdef CONFIG_PM
 /*
  * Stuff for putting the powerbook to sleep and waking it again.
  *
@@ -208,6 +208,8 @@ struct pmu_sleep_notifier
 int pmu_register_sleep_notifier(struct pmu_sleep_notifier* notifier);
 int pmu_unregister_sleep_notifier(struct pmu_sleep_notifier* notifier);
 
+#endif /* CONFIG_PM */
+
 #define PMU_MAX_BATTERIES       2
 
 /* values for pmu_power_flags */
@@ -235,6 +237,4 @@ extern int pmu_battery_count;
 extern struct pmu_battery_info pmu_batteries[PMU_MAX_BATTERIES];
 extern unsigned int pmu_power_flags;
 
-#endif /* CONFIG_PMAC_PBOOK */
-
 #endif  /* __KERNEL__ */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 9530b1903160..ff48815bd3a2 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -608,6 +608,8 @@ struct task_struct {
         struct list_head run_list;
         prio_array_t *array;
 
+        unsigned short ioprio;
+
         unsigned long sleep_avg;
         unsigned long long timestamp, last_ran;
         unsigned long long sched_time; /* sched_clock time spent running */
@@ -763,6 +765,7 @@ struct task_struct {
         nodemask_t mems_allowed;
         int cpuset_mems_generation;
 #endif
+        atomic_t fs_excl;       /* holding fs exclusive resources */
 };
 
 static inline pid_t process_group(struct task_struct *tsk)
@@ -1112,7 +1115,8 @@ extern void unhash_process(struct task_struct *p);
 
 /*
  * Protects ->fs, ->files, ->mm, ->ptrace, ->group_info, ->comm, keyring
- * subscriptions and synchronises with wait4().  Also used in procfs.
+ * subscriptions and synchronises with wait4().  Also used in procfs.  Also
+ * pins the final release of task.io_context.
  *
  * Nests both inside and outside of read_lock(&tasklist_lock).
  * It must not be nested with write_lock_irq(&tasklist_lock),
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index 3a2702bbb1d6..dc89116bb1ca 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -19,6 +19,11 @@ static inline void secure_computing(int this_syscall)
                 __secure_computing(this_syscall);
 }
 
+static inline int has_secure_computing(struct thread_info *ti)
+{
+        return unlikely(test_ti_thread_flag(ti, TIF_SECCOMP));
+}
+
 #else /* CONFIG_SECCOMP */
 
 #if (__GNUC__ > 2)
@@ -28,6 +33,11 @@ static inline void secure_computing(int this_syscall)
 #endif
 
 #define secure_computing(x) do { } while (0)
+/* static inline to preserve typechecking */
+static inline int has_secure_computing(struct thread_info *ti)
+{
+        return 0;
+}
 
 #endif /* CONFIG_SECCOMP */
 
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index 823181af6ddf..3e3c1fa35b06 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -22,6 +22,7 @@ struct plat_serial8250_port {
         unsigned int    uartclk;        /* UART clock rate */
         unsigned char   regshift;       /* register shift */
         unsigned char   iotype;         /* UPIO_* */
+        unsigned char   hub6;
         unsigned int    flags;          /* UPF_* flags */
 };
 
diff --git a/include/linux/serio.h b/include/linux/serio.h
index a2d3b9ae06f4..aa4d6493a034 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -83,6 +83,7 @@ static inline void serio_register_port(struct serio *serio)
 }
 
 void serio_unregister_port(struct serio *serio);
+void serio_unregister_child_port(struct serio *serio);
 void __serio_unregister_port_delayed(struct serio *serio, struct module *owner);
 static inline void serio_unregister_port_delayed(struct serio *serio)
 {
@@ -153,6 +154,11 @@ static inline int serio_pin_driver(struct serio *serio)
         return down_interruptible(&serio->drv_sem);
 }
 
+static inline void serio_pin_driver_uninterruptible(struct serio *serio)
+{
+        down(&serio->drv_sem);
+}
+
 static inline void serio_unpin_driver(struct serio *serio)
 {
         up(&serio->drv_sem);
diff --git a/include/linux/usb_ch9.h b/include/linux/usb_ch9.h
index f5fe94e09a03..39e7ff4ffd28 100644
--- a/include/linux/usb_ch9.h
+++ b/include/linux/usb_ch9.h
@@ -6,11 +6,14 @@
  *
  * - the master/host side Linux-USB kernel driver API;
  * - the "usbfs" user space API; and
- * - (eventually) a Linux "gadget" slave/device side driver API.
+ * - the Linux "gadget" slave/device/peripheral side driver API.
  *
  * USB 2.0 adds an additional "On The Go" (OTG) mode, which lets systems
  * act either as a USB master/host or as a USB slave/device.  That means
- * the master and slave side APIs will benefit from working well together.
+ * the master and slave side APIs benefit from working well together.
+ *
+ * There's also "Wireless USB", using low power short range radios for
+ * peripheral interconnection but otherwise building on the USB framework.
  */
 
 #ifndef __LINUX_USB_CH9_H
@@ -68,6 +71,18 @@
 #define USB_REQ_SET_INTERFACE           0x0B
 #define USB_REQ_SYNCH_FRAME             0x0C
 
+#define USB_REQ_SET_ENCRYPTION          0x0D    /* Wireless USB */
+#define USB_REQ_GET_ENCRYPTION          0x0E
+#define USB_REQ_SET_HANDSHAKE           0x0F
+#define USB_REQ_GET_HANDSHAKE           0x10
+#define USB_REQ_SET_CONNECTION          0x11
+#define USB_REQ_SET_SECURITY_DATA       0x12
+#define USB_REQ_GET_SECURITY_DATA       0x13
+#define USB_REQ_SET_WUSB_DATA           0x14
+#define USB_REQ_LOOPBACK_DATA_WRITE     0x15
+#define USB_REQ_LOOPBACK_DATA_READ      0x16
+#define USB_REQ_SET_INTERFACE_DS        0x17
+
 /*
  * USB feature flags are written using USB_REQ_{CLEAR,SET}_FEATURE, and
  * are read as a bit array returned by USB_REQ_GET_STATUS.  (So there
@@ -75,10 +90,12 @@
  */
 #define USB_DEVICE_SELF_POWERED         0       /* (read only) */
 #define USB_DEVICE_REMOTE_WAKEUP        1       /* dev may initiate wakeup */
-#define USB_DEVICE_TEST_MODE            2       /* (high speed only) */
-#define USB_DEVICE_B_HNP_ENABLE         3       /* dev may initiate HNP */
-#define USB_DEVICE_A_HNP_SUPPORT        4       /* RH port supports HNP */
-#define USB_DEVICE_A_ALT_HNP_SUPPORT    5       /* other RH port does */
+#define USB_DEVICE_TEST_MODE            2       /* (wired high speed only) */
+#define USB_DEVICE_BATTERY              2       /* (wireless) */
+#define USB_DEVICE_B_HNP_ENABLE         3       /* (otg) dev may initiate HNP */
+#define USB_DEVICE_WUSB_DEVICE          3       /* (wireless)*/
+#define USB_DEVICE_A_HNP_SUPPORT        4       /* (otg) RH port supports HNP */
+#define USB_DEVICE_A_ALT_HNP_SUPPORT    5       /* (otg) other RH port does */
 #define USB_DEVICE_DEBUG_MODE           6       /* (special devices only) */
 
 #define USB_ENDPOINT_HALT               0       /* IN/OUT will STALL */
@@ -135,6 +152,13 @@ struct usb_ctrlrequest {
 #define USB_DT_OTG                      0x09
 #define USB_DT_DEBUG                    0x0a
 #define USB_DT_INTERFACE_ASSOCIATION    0x0b
+/* these are from the Wireless USB spec */
+#define USB_DT_SECURITY                 0x0c
+#define USB_DT_KEY                      0x0d
+#define USB_DT_ENCRYPTION_TYPE          0x0e
+#define USB_DT_BOS                      0x0f
+#define USB_DT_DEVICE_CAPABILITY        0x10
+#define USB_DT_WIRELESS_ENDPOINT_COMP   0x11
 
 /* conventional codes for class-specific descriptors */
 #define USB_DT_CS_DEVICE                0x21
@@ -192,6 +216,7 @@ struct usb_device_descriptor {
 #define USB_CLASS_CSCID                 0x0b    /* chip+ smart card */
 #define USB_CLASS_CONTENT_SEC           0x0d    /* content security */
 #define USB_CLASS_VIDEO                 0x0e
+#define USB_CLASS_WIRELESS_CONTROLLER   0xe0
 #define USB_CLASS_APP_SPEC              0xfe
 #define USB_CLASS_VENDOR_SPEC           0xff
 
@@ -223,6 +248,7 @@ struct usb_config_descriptor {
 #define USB_CONFIG_ATT_ONE              (1 << 7)        /* must be set */
 #define USB_CONFIG_ATT_SELFPOWER        (1 << 6)        /* self powered */
 #define USB_CONFIG_ATT_WAKEUP           (1 << 5)        /* can wakeup */
+#define USB_CONFIG_ATT_BATTERY          (1 << 4)        /* battery powered */
 
 /*-------------------------------------------------------------------------*/
 
@@ -289,6 +315,7 @@ struct usb_endpoint_descriptor {
 #define USB_ENDPOINT_XFER_ISOC          1
 #define USB_ENDPOINT_XFER_BULK          2
 #define USB_ENDPOINT_XFER_INT           3
+#define USB_ENDPOINT_MAX_ADJUSTABLE     0x80
 
 
 /*-------------------------------------------------------------------------*/
@@ -352,12 +379,154 @@ struct usb_interface_assoc_descriptor {
 
 /*-------------------------------------------------------------------------*/
 
+/* USB_DT_SECURITY:  group of wireless security descriptors, including
+ * encryption types available for setting up a CC/association.
+ */
+struct usb_security_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+
+        __le16 wTotalLength;
+        __u8  bNumEncryptionTypes;
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_DT_KEY:  used with {GET,SET}_SECURITY_DATA; only public keys
+ * may be retrieved.
+ */
+struct usb_key_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+
+        __u8  tTKID[3];
+        __u8  bReserved;
+        __u8  bKeyData[0];
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_DT_ENCRYPTION_TYPE:  bundled in DT_SECURITY groups */
+struct usb_encryption_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+
+        __u8  bEncryptionType;
+#define USB_ENC_TYPE_UNSECURE           0
+#define USB_ENC_TYPE_WIRED              1       /* non-wireless mode */
+#define USB_ENC_TYPE_CCM_1              2       /* aes128/cbc session */
+#define USB_ENC_TYPE_RSA_1              3       /* rsa3072/sha1 auth */
+        __u8  bEncryptionValue;         /* use in SET_ENCRYPTION */
+        __u8  bAuthKeyIndex;
+};
+
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_DT_BOS:  group of wireless capabilities */
+struct usb_bos_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+
+        __le16 wTotalLength;
+        __u8  bNumDeviceCaps;
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_DT_DEVICE_CAPABILITY:  grouped with BOS */
+struct usb_dev_cap_header {
+        __u8  bLength;
+        __u8  bDescriptorType;
+        __u8  bDevCapabilityType;
+};
+
+#define USB_CAP_TYPE_WIRELESS_USB       1
+
+struct usb_wireless_cap_descriptor {    /* Ultra Wide Band */
+        __u8  bLength;
+        __u8  bDescriptorType;
+        __u8  bDevCapabilityType;
+
+        __u8  bmAttributes;
+#define USB_WIRELESS_P2P_DRD            (1 << 1)
+#define USB_WIRELESS_BEACON_MASK        (3 << 2)
+#define USB_WIRELESS_BEACON_SELF        (1 << 2)
+#define USB_WIRELESS_BEACON_DIRECTED    (2 << 2)
+#define USB_WIRELESS_BEACON_NONE        (3 << 2)
+        __le16 wPHYRates;       /* bit rates, Mbps */
+#define USB_WIRELESS_PHY_53             (1 << 0)        /* always set */
+#define USB_WIRELESS_PHY_80             (1 << 1)
+#define USB_WIRELESS_PHY_107            (1 << 2)        /* always set */
+#define USB_WIRELESS_PHY_160            (1 << 3)
+#define USB_WIRELESS_PHY_200            (1 << 4)        /* always set */
+#define USB_WIRELESS_PHY_320            (1 << 5)
+#define USB_WIRELESS_PHY_400            (1 << 6)
+#define USB_WIRELESS_PHY_480            (1 << 7)
+        __u8  bmTFITXPowerInfo; /* TFI power levels */
+        __u8  bmFFITXPowerInfo; /* FFI power levels */
+        __le16 bmBandGroup;
+        __u8  bReserved;
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_DT_WIRELESS_ENDPOINT_COMP:  companion descriptor associated with
+ * each endpoint descriptor for a wireless device
+ */
+struct usb_wireless_ep_comp_descriptor {
+        __u8  bLength;
+        __u8  bDescriptorType;
+
+        __u8  bMaxBurst;
+        __u8  bMaxSequence;
+        __le16 wMaxStreamDelay;
+        __le16 wOverTheAirPacketSize;
+        __u8  bOverTheAirInterval;
+        __u8  bmCompAttributes;
+#define USB_ENDPOINT_SWITCH_MASK        0x03    /* in bmCompAttributes */
+#define USB_ENDPOINT_SWITCH_NO          0
+#define USB_ENDPOINT_SWITCH_SWITCH      1
+#define USB_ENDPOINT_SWITCH_SCALE       2
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_REQ_SET_HANDSHAKE is a four-way handshake used between a wireless
+ * host and a device for connection set up, mutual authentication, and
+ * exchanging short lived session keys.  The handshake depends on a CC.
+ */
+struct usb_handshake {
+        __u8 bMessageNumber;
+        __u8 bStatus;
+        __u8 tTKID[3];
+        __u8 bReserved;
+        __u8 CDID[16];
+        __u8 nonce[16];
+        __u8 MIC[8];
+};
+
+/*-------------------------------------------------------------------------*/
+
+/* USB_REQ_SET_CONNECTION modifies or revokes a connection context (CC).
+ * A CC may also be set up using non-wireless secure channels (including
+ * wired USB!), and some devices may support CCs with multiple hosts.
+ */
+struct usb_connection_context {
+        __u8 CHID[16];          /* persistent host id */
+        __u8 CDID[16];          /* device id (unique w/in host context) */
+        __u8 CK[16];            /* connection key */
+};
+
+/*-------------------------------------------------------------------------*/
+
 /* USB 2.0 defines three speeds, here's how Linux identifies them */
 
 enum usb_device_speed {
         USB_SPEED_UNKNOWN = 0,                  /* enumerating */
         USB_SPEED_LOW, USB_SPEED_FULL,          /* usb 1.1 */
-        USB_SPEED_HIGH                          /* usb 2.0 */
+        USB_SPEED_HIGH,                         /* usb 2.0 */
+        USB_SPEED_VARIABLE,                     /* wireless (usb 2.5) */
 };
 
 enum usb_device_state {
diff --git a/include/linux/usb_gadget.h b/include/linux/usb_gadget.h
index 9bba9997947b..b00f127cb447 100644
--- a/include/linux/usb_gadget.h
+++ b/include/linux/usb_gadget.h
@@ -711,7 +711,7 @@ usb_gadget_disconnect (struct usb_gadget *gadget)
  *      the hardware level driver. Most calls must be handled by
  *      the gadget driver, including descriptor and configuration
  *      management.  The 16 bit members of the setup data are in
- *      cpu order. Called in_interrupt; this may not sleep.  Driver
+ *      USB byte order. Called in_interrupt; this may not sleep.  Driver
  *      queues a response to ep0, or returns negative to stall.
  * @disconnect: Invoked after all transfers have been stopped,
  *      when the host is disconnected.  May be called in_interrupt; this
diff --git a/include/linux/usb_isp116x.h b/include/linux/usb_isp116x.h
new file mode 100644
index 000000000000..5f5a9d9bd6c2
--- /dev/null
+++ b/include/linux/usb_isp116x.h
@@ -0,0 +1,47 @@
+
+/*
+ * Board initialization code should put one of these into dev->platform_data
+ * and place the isp116x onto platform_bus.
+ */
+
+struct isp116x_platform_data {
+        /* Enable internal resistors on downstream ports */
+        unsigned sel15Kres:1;
+        /* Chip's internal clock won't be stopped in suspended state.
+           Setting/unsetting this bit takes effect only if
+           'remote_wakeup_enable' below is not set. */
+        unsigned clknotstop:1;
+        /* On-chip overcurrent protection */
+        unsigned oc_enable:1;
+        /* INT output polarity */
+        unsigned int_act_high:1;
+        /* INT edge or level triggered */
+        unsigned int_edge_triggered:1;
+        /* WAKEUP pin connected - NOT SUPPORTED  */
+        /* unsigned remote_wakeup_connected:1; */
+        /* Wakeup by devices on usb bus enabled */
+        unsigned remote_wakeup_enable:1;
+        /* Switch or not to switch (keep always powered) */
+        unsigned no_power_switching:1;
+        /* Ganged port power switching (0) or individual port
+           power switching (1) */
+        unsigned power_switching_mode:1;
+        /* Given port_power, msec/2 after power on till power good */
+        u8 potpg;
+        /* Hardware reset set/clear. If implemented, this function must:
+           if set == 0,   deassert chip's HW reset pin
+           otherwise,     assert chip's HW reset pin       */
+        void (*reset) (struct device * dev, int set);
+        /* Hardware clock start/stop. If implemented, this function must:
+           if start == 0,    stop the external clock
+           otherwise,        start the external clock
+         */
+        void (*clock) (struct device * dev, int start);
+        /* Inter-io delay (ns). The chip is picky about access timings; it
+           expects at least:
+           150ns delay between consecutive accesses to DATA_REG,
+           300ns delay between access to ADDR_REG and DATA_REG
+           OE, WE MUST NOT be changed during these intervals
+         */
+        void (*delay) (struct device * dev, int delay);
+};
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 1262cb43c3ab..d5c3fe1bf33d 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -14,11 +14,13 @@ extern struct list_head inode_unused;
  * Yes, writeback.h requires sched.h
  * No, sched.h is not included from here.
  */
-static inline int current_is_pdflush(void)
+static inline int task_is_pdflush(struct task_struct *task)
 {
-        return current->flags & PF_FLUSHER;
+        return task->flags & PF_FLUSHER;
 }
 
+#define current_is_pdflush()    task_is_pdflush(current)
+
 /*
  * fs/fs-writeback.c
  */