Merge commit 'origin/master' into next

Manual merge of:
	arch/powerpc/include/asm/pgtable-ppc32.h

11 files changed, 88 insertions, 108 deletions

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index e4e8e117d27d..499900d0cee7 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -378,6 +378,7 @@ struct cgroup_subsys {
          * - initiating hotplug events
          */
         struct mutex hierarchy_mutex;
+        struct lock_class_key subsys_key;
 
         /*
          * Link to parent, and list entry in parent's children.
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index ea0ea1a4c36f..e752d973fa21 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -48,12 +48,11 @@ extern struct fs_struct init_fs;
         .posix_timers    = LIST_HEAD_INIT(sig.posix_timers),            \
         .cpu_timers     = INIT_CPU_TIMERS(sig.cpu_timers),              \
         .rlim           = INIT_RLIMITS,                                 \
-        .cputime        = { .totals = {                                 \
-                .utime = cputime_zero,                                  \
-                .stime = cputime_zero,                                  \
-                .sum_exec_runtime = 0,                                  \
-                .lock = __SPIN_LOCK_UNLOCKED(sig.cputime.totals.lock),  \
-        }, },                                                           \
+        .cputimer       = {                                             \
+                .cputime = INIT_CPUTIME,                                \
+                .running = 0,                                           \
+                .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock),        \
+        },                                                              \
 }
 
 extern struct nsproxy init_nsproxy;
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index b28b37eb11c6..4d248b3f1323 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1150,7 +1150,8 @@ extern int	   jbd2_journal_clear_err  (journal_t *);
 extern int         jbd2_journal_bmap(journal_t *, unsigned long, unsigned long long *);
 extern int         jbd2_journal_force_commit(journal_t *);
 extern int         jbd2_journal_file_inode(handle_t *handle, struct jbd2_inode *inode);
-extern int         jbd2_journal_begin_ordered_truncate(struct jbd2_inode *inode, loff_t new_size);
+extern int         jbd2_journal_begin_ordered_truncate(journal_t *journal,
+                                struct jbd2_inode *inode, loff_t new_size);
 extern void        jbd2_journal_init_jbd_inode(struct jbd2_inode *jinode, struct inode *inode);
 extern void        jbd2_journal_release_jbd_inode(journal_t *journal, struct jbd2_inode *jinode);
 
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 5715f1907601..0424326f1679 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -58,10 +58,10 @@ struct kvm_irqchip {
         __u32 pad;
         union {
                 char dummy[512];  /* reserving space */
-#ifdef CONFIG_X86
+#ifdef __KVM_HAVE_PIT
                 struct kvm_pic_state pic;
 #endif
-#if defined(CONFIG_X86) || defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_IOAPIC
                 struct kvm_ioapic_state ioapic;
 #endif
         } chip;
@@ -384,16 +384,16 @@ struct kvm_trace_rec {
 #define KVM_CAP_MP_STATE 14
 #define KVM_CAP_COALESCED_MMIO 15
 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
-#if defined(CONFIG_X86)||defined(CONFIG_IA64)
+#ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
 #define KVM_CAP_DEVICE_ASSIGNMENT 17
 #endif
 #define KVM_CAP_IOMMU 18
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_MSI
 #define KVM_CAP_DEVICE_MSI 20
 #endif
 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
-#if defined(CONFIG_X86)
+#ifdef __KVM_HAVE_USER_NMI
 #define KVM_CAP_USER_NMI 22
 #endif
 
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index ec49d0be7f52..bf6f703642fc 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -285,6 +285,7 @@ void kvm_free_physmem(struct kvm *kvm);
 struct  kvm *kvm_arch_create_vm(void);
 void kvm_arch_destroy_vm(struct kvm *kvm);
 void kvm_free_all_assigned_devices(struct kvm *kvm);
+void kvm_arch_sync_events(struct kvm *kvm);
 
 int kvm_cpu_get_interrupt(struct kvm_vcpu *v);
 int kvm_cpu_has_interrupt(struct kvm_vcpu *v);
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 323561582c10..7dc04ff5ab89 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1304,5 +1304,6 @@ void vmemmap_populate_print_last(void);
 
 extern void *alloc_locked_buffer(size_t size);
 extern void free_locked_buffer(void *buffer, size_t size);
+extern void release_locked_buffer(void *buffer, size_t size);
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index b20ab9d642dc..807f1ad8b760 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1312,6 +1312,7 @@
 #define PCI_DEVICE_ID_VIA_VT3351        0x0351
 #define PCI_DEVICE_ID_VIA_VT3364        0x0364
 #define PCI_DEVICE_ID_VIA_8371_0        0x0391
+#define PCI_DEVICE_ID_VIA_6415          0x0415
 #define PCI_DEVICE_ID_VIA_8501_0        0x0501
 #define PCI_DEVICE_ID_VIA_82C561        0x0561
 #define PCI_DEVICE_ID_VIA_82C586_1      0x0571
diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h
index b2648e8e4987..d51a2b3e221e 100644
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
@@ -515,7 +515,7 @@ enum
 
 struct tc_drr_stats
 {
-        u32     deficit;
+        __u32   deficit;
 };
 
 #endif
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2127e959e0f4..8981e52c714f 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -443,7 +443,6 @@ struct pacct_struct {
  * @utime:              time spent in user mode, in &cputime_t units
  * @stime:              time spent in kernel mode, in &cputime_t units
  * @sum_exec_runtime:   total time spent on the CPU, in nanoseconds
- * @lock:               lock for fields in this struct
  *
  * This structure groups together three kinds of CPU time that are
  * tracked for threads and thread groups.  Most things considering
@@ -454,23 +453,33 @@ struct task_cputime {
         cputime_t utime;
         cputime_t stime;
         unsigned long long sum_exec_runtime;
-        spinlock_t lock;
 };
 /* Alternate field names when used to cache expirations. */
 #define prof_exp        stime
 #define virt_exp        utime
 #define sched_exp       sum_exec_runtime
 
+#define INIT_CPUTIME    \
+        (struct task_cputime) {                                 \
+                .utime = cputime_zero,                          \
+                .stime = cputime_zero,                          \
+                .sum_exec_runtime = 0,                          \
+        }
+
 /**
- * struct thread_group_cputime - thread group interval timer counts
- * @totals:             thread group interval timers; substructure for
- *                      uniprocessor kernel, per-cpu for SMP kernel.
+ * struct thread_group_cputimer - thread group interval timer counts
+ * @cputime:            thread group interval timers.
+ * @running:            non-zero when there are timers running and
+ *                      @cputime receives updates.
+ * @lock:               lock for fields in this struct.
  *
  * This structure contains the version of task_cputime, above, that is
- * used for thread group CPU clock calculations.
+ * used for thread group CPU timer calculations.
  */
-struct thread_group_cputime {
-        struct task_cputime totals;
+struct thread_group_cputimer {
+        struct task_cputime cputime;
+        int running;
+        spinlock_t lock;
 };
 
 /*
@@ -519,10 +528,10 @@ struct signal_struct {
         cputime_t it_prof_incr, it_virt_incr;
 
         /*
-         * Thread group totals for process CPU clocks.
-         * See thread_group_cputime(), et al, for details.
+         * Thread group totals for process CPU timers.
+         * See thread_group_cputimer(), et al, for details.
          */
-        struct thread_group_cputime cputime;
+        struct thread_group_cputimer cputimer;
 
         /* Earliest-expiration cache. */
         struct task_cputime cputime_expires;
@@ -559,7 +568,7 @@ struct signal_struct {
          * Live threads maintain their own counters and add to these
          * in __exit_signal, except for the group leader.
          */
-        cputime_t cutime, cstime;
+        cputime_t utime, stime, cutime, cstime;
         cputime_t gtime;
         cputime_t cgtime;
         unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
@@ -568,6 +577,14 @@ struct signal_struct {
         struct task_io_accounting ioac;
 
         /*
+         * Cumulative ns of schedule CPU time fo dead threads in the
+         * group, not including a zombie group leader, (This only differs
+         * from jiffies_to_ns(utime + stime) if sched_clock uses something
+         * other than jiffies.)
+         */
+        unsigned long long sum_sched_runtime;
+
+        /*
          * We don't bother to synchronize most readers of this at all,
          * because there is no reader checking a limit that actually needs
          * to get both rlim_cur and rlim_max atomically, and either one
@@ -2183,27 +2200,14 @@ static inline int spin_needbreak(spinlock_t *lock)
 /*
  * Thread group CPU time accounting.
  */
-
-static inline
-void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times)
-{
-        struct task_cputime *totals = &tsk->signal->cputime.totals;
-        unsigned long flags;
-
-        spin_lock_irqsave(&totals->lock, flags);
-        *times = *totals;
-        spin_unlock_irqrestore(&totals->lock, flags);
-}
+void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
+void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
 
 static inline void thread_group_cputime_init(struct signal_struct *sig)
 {
-        sig->cputime.totals = (struct task_cputime){
-                .utime = cputime_zero,
-                .stime = cputime_zero,
-                .sum_exec_runtime = 0,
-        };
-
-        spin_lock_init(&sig->cputime.totals.lock);
+        sig->cputimer.cputime = INIT_CPUTIME;
+        spin_lock_init(&sig->cputimer.lock);
+        sig->cputimer.running = 0;
 }
 
 static inline void thread_group_cputime_free(struct signal_struct *sig)
diff --git a/include/linux/soundcard.h b/include/linux/soundcard.h
index 523d069c862c..1904afedb82f 100644
--- a/include/linux/soundcard.h
+++ b/include/linux/soundcard.h
@@ -1045,50 +1045,36 @@ typedef struct mixer_vol_table {
  */
 #define LOCL_STARTAUDIO         1
 
-#if (!defined(__KERNEL__) && !defined(KERNEL) && !defined(INKERNEL) && !defined(_KERNEL)) || defined(USE_SEQ_MACROS) 
+#if !defined(__KERNEL__) || defined(USE_SEQ_MACROS)
 /*
  *      Some convenience macros to simplify programming of the
  *      /dev/sequencer interface
  *
- *      These macros define the API which should be used when possible.
+ *      This is a legacy interface for applications written against
+ *      the OSSlib-3.8 style interface. It is no longer possible
+ *      to actually link against OSSlib with this header, but we
+ *      still provide these macros for programs using them.
+ *
+ *      If you want to use OSSlib, it is recommended that you get
+ *      the GPL version of OSS-4.x and build against that version
+ *      of the header.
+ *
+ *      We redefine the extern keyword so that make headers_check
+ *      does not complain about SEQ_USE_EXTBUF.
  */
 #define SEQ_DECLAREBUF()                SEQ_USE_EXTBUF()
 
 void seqbuf_dump(void); /* This function must be provided by programs */
 
-extern int OSS_init(int seqfd, int buflen);
-extern void OSS_seqbuf_dump(int fd, unsigned char *buf, int buflen);
-extern void OSS_seq_advbuf(int len, int fd, unsigned char *buf, int buflen);
-extern void OSS_seq_needbuf(int len, int fd, unsigned char *buf, int buflen);
-extern void OSS_patch_caching(int dev, int chn, int patch,
-                              int fd, unsigned char *buf, int buflen);
-extern void OSS_drum_caching(int dev, int chn, int patch,
-                              int fd, unsigned char *buf, int buflen);
-extern void OSS_write_patch(int fd, unsigned char *buf, int len);
-extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
-
 #define SEQ_PM_DEFINES int __foo_bar___
-#ifdef OSSLIB
-#  define SEQ_USE_EXTBUF() \
-                extern unsigned char *_seqbuf; \
-                extern int _seqbuflen;extern int _seqbufptr
-#  define SEQ_DEFINEBUF(len) SEQ_USE_EXTBUF();static int _requested_seqbuflen=len
-#  define _SEQ_ADVBUF(len) OSS_seq_advbuf(len, seqfd, _seqbuf, _seqbuflen)
-#  define _SEQ_NEEDBUF(len) OSS_seq_needbuf(len, seqfd, _seqbuf, _seqbuflen)
-#  define SEQ_DUMPBUF() OSS_seqbuf_dump(seqfd, _seqbuf, _seqbuflen)
-
-#  define SEQ_LOAD_GMINSTR(dev, instr) \
-                OSS_patch_caching(dev, -1, instr, seqfd, _seqbuf, _seqbuflen)
-#  define SEQ_LOAD_GMDRUM(dev, drum) \
-                OSS_drum_caching(dev, -1, drum, seqfd, _seqbuf, _seqbuflen)
-#else /* !OSSLIB */
-
-#  define SEQ_LOAD_GMINSTR(dev, instr)
-#  define SEQ_LOAD_GMDRUM(dev, drum)
-
-#  define SEQ_USE_EXTBUF() \
-                extern unsigned char _seqbuf[]; \
-                extern int _seqbuflen;extern int _seqbufptr
+
+#define SEQ_LOAD_GMINSTR(dev, instr)
+#define SEQ_LOAD_GMDRUM(dev, drum)
+
+#define _SEQ_EXTERN extern
+#define SEQ_USE_EXTBUF() \
+                _SEQ_EXTERN unsigned char _seqbuf[]; \
+                _SEQ_EXTERN int _seqbuflen; _SEQ_EXTERN int _seqbufptr
 
 #ifndef USE_SIMPLE_MACROS
 /* Sample seqbuf_dump() implementation:
@@ -1131,7 +1117,6 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
  */
 #define _SEQ_NEEDBUF(len)       /* empty */
 #endif
-#endif /* !OSSLIB */
 
 #define SEQ_VOLUME_MODE(dev, mode)      {_SEQ_NEEDBUF(8);\
                                         _seqbuf[_seqbufptr] = SEQ_EXTENDED;\
@@ -1215,14 +1200,8 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
                 _CHN_COMMON(dev, MIDI_CHN_PRESSURE, chn, pressure, 0, 0)
 
 #define SEQ_SET_PATCH SEQ_PGM_CHANGE
-#ifdef OSSLIB
-#   define SEQ_PGM_CHANGE(dev, chn, patch) \
-                {OSS_patch_caching(dev, chn, patch, seqfd, _seqbuf, _seqbuflen); \
-                 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0);}
-#else
-#   define SEQ_PGM_CHANGE(dev, chn, patch) \
+#define SEQ_PGM_CHANGE(dev, chn, patch) \
                 _CHN_COMMON(dev, MIDI_PGM_CHANGE, chn, patch, 0, 0)
-#endif
 
 #define SEQ_CONTROL(dev, chn, controller, value) \
                 _CHN_COMMON(dev, MIDI_CTL_CHANGE, chn, controller, 0, value)
@@ -1300,19 +1279,12 @@ extern int OSS_write_patch2(int fd, unsigned char *buf, int len);
 /*
  * Patch loading.
  */
-#ifdef OSSLIB
-#   define SEQ_WRPATCH(patchx, len) \
-                OSS_write_patch(seqfd, (char*)(patchx), len)
-#   define SEQ_WRPATCH2(patchx, len) \
-                OSS_write_patch2(seqfd, (char*)(patchx), len)
-#else
-#   define SEQ_WRPATCH(patchx, len) \
+#define SEQ_WRPATCH(patchx, len) \
                 {if (_seqbufptr) SEQ_DUMPBUF();\
                  if (write(seqfd, (char*)(patchx), len)==-1) \
                     perror("Write patch: /dev/sequencer");}
-#   define SEQ_WRPATCH2(patchx, len) \
+#define SEQ_WRPATCH2(patchx, len) \
                 (SEQ_DUMPBUF(), write(seqfd, (char*)(patchx), len))
-#endif
 
 #endif
 #endif
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 0eda02ff2414..f9f900cfd066 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -95,13 +95,13 @@ struct old_linux_dirent;
 #define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
 #define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
 
-#define SYSCALL_DEFINE0(name)   asmlinkage long sys_##name(void)
-#define SYSCALL_DEFINE1(...)    SYSCALL_DEFINEx(1, __VA_ARGS__)
-#define SYSCALL_DEFINE2(...)    SYSCALL_DEFINEx(2, __VA_ARGS__)
-#define SYSCALL_DEFINE3(...)    SYSCALL_DEFINEx(3, __VA_ARGS__)
-#define SYSCALL_DEFINE4(...)    SYSCALL_DEFINEx(4, __VA_ARGS__)
-#define SYSCALL_DEFINE5(...)    SYSCALL_DEFINEx(5, __VA_ARGS__)
-#define SYSCALL_DEFINE6(...)    SYSCALL_DEFINEx(6, __VA_ARGS__)
+#define SYSCALL_DEFINE0(name)      asmlinkage long sys_##name(void)
+#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
+#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 
 #ifdef CONFIG_PPC64
 #define SYSCALL_ALIAS(alias, name)                                      \
@@ -121,21 +121,21 @@ struct old_linux_dirent;
 
 #define SYSCALL_DEFINE(name) static inline long SYSC_##name
 #define SYSCALL_DEFINEx(x, name, ...)                                   \
-        asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__));          \
-        static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__));      \
-        asmlinkage long SyS_##name(__SC_LONG##x(__VA_ARGS__))           \
+        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__));           \
+        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__));       \
+        asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__))            \
         {                                                               \
                 __SC_TEST##x(__VA_ARGS__);                              \
-                return (long) SYSC_##name(__SC_CAST##x(__VA_ARGS__));   \
+                return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__));    \
         }                                                               \
-        SYSCALL_ALIAS(sys_##name, SyS_##name);                          \
-        static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__))
+        SYSCALL_ALIAS(sys##name, SyS##name);                            \
+        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
 
 #else /* CONFIG_HAVE_SYSCALL_WRAPPERS */
 
 #define SYSCALL_DEFINE(name) asmlinkage long sys_##name
 #define SYSCALL_DEFINEx(x, name, ...)                                   \
-        asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__))
+        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
 
 #endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */