1 files changed, 17 insertions, 9 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 78041f4c7584..9d51e260bde0 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -273,11 +273,11 @@ extern void init_idle_bootup_task(struct task_struct *idle);
 extern int runqueue_is_locked(int cpu);
 
 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
-extern void select_nohz_load_balancer(int stop_tick);
+extern void nohz_balance_enter_idle(int cpu);
 extern void set_cpu_sd_state_idle(void);
 extern int get_nohz_timer_target(void);
 #else
-static inline void select_nohz_load_balancer(int stop_tick) { }
+static inline void nohz_balance_enter_idle(int cpu) { }
 static inline void set_cpu_sd_state_idle(void) { }
 #endif
 
@@ -447,6 +447,9 @@ extern int __get_dumpable(unsigned long mm_flags);
 #define MMF_VM_HUGEPAGE         17      /* set when VM_HUGEPAGE is set on vma */
 #define MMF_EXE_FILE_CHANGED    18      /* see prctl_set_mm_exe_file() */
 
+#define MMF_HAS_UPROBES         19      /* has uprobes */
+#define MMF_RECALC_UPROBES      20      /* MMF_HAS_UPROBES can be wrong */
+
 #define MMF_INIT_MASK           (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK)
 
 struct sighand_struct {
@@ -679,11 +682,6 @@ struct signal_struct {
                                          * (notably. ptrace) */
 };
 
-/* Context switch must be unlocked if interrupts are to be enabled */
-#ifdef __ARCH_WANT_INTERRUPTS_ON_CTXSW
-# define __ARCH_WANT_UNLOCKED_CTXSW
-#endif
-
 /*
  * Bits in flags field of signal_struct.
  */
@@ -861,7 +859,6 @@ enum cpu_idle_type {
 #define SD_BALANCE_FORK         0x0008  /* Balance on fork, clone */
 #define SD_BALANCE_WAKE         0x0010  /* Balance on wakeup */
 #define SD_WAKE_AFFINE          0x0020  /* Wake task to waking CPU */
-#define SD_PREFER_LOCAL         0x0040  /* Prefer to keep tasks local to this domain */
 #define SD_SHARE_CPUPOWER       0x0080  /* Domain members share cpu power */
 #define SD_SHARE_PKG_RESOURCES  0x0200  /* Domain members share cpu pkg resources */
 #define SD_SERIALIZE            0x0400  /* Only a single load balancing instance */
@@ -1418,7 +1415,7 @@ struct task_struct {
 
         struct audit_context *audit_context;
 #ifdef CONFIG_AUDITSYSCALL
-        uid_t loginuid;
+        kuid_t loginuid;
         unsigned int sessionid;
 #endif
         struct seccomp seccomp;
@@ -1530,6 +1527,9 @@ struct task_struct {
          * cache last used pipe for splice
          */
         struct pipe_inode_info *splice_pipe;
+
+        struct page_frag task_frag;
+
 #ifdef  CONFIG_TASK_DELAY_ACCT
         struct task_delay_info *delays;
 #endif
@@ -1886,6 +1886,14 @@ static inline void rcu_copy_process(struct task_struct *p)
 
 #endif
 
+static inline void rcu_switch(struct task_struct *prev,
+                              struct task_struct *next)
+{
+#ifdef CONFIG_RCU_USER_QS
+        rcu_user_hooks_switch(prev, next);
+#endif
+}
+
 static inline void tsk_restore_flags(struct task_struct *task,
                                 unsigned long orig_flags, unsigned long flags)
 {