1 files changed, 16 insertions, 23 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 85b53f87c703..a72e17135421 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -105,6 +105,7 @@ extern unsigned long nr_iowait(void);
 #include <linux/param.h>
 #include <linux/resource.h>
 #include <linux/timer.h>
+#include <linux/hrtimer.h>
 
 #include <asm/processor.h>
 
@@ -398,8 +399,8 @@ struct signal_struct {
         struct list_head posix_timers;
 
         /* ITIMER_REAL timer for the process */
-        struct timer_list real_timer;
-        unsigned long it_real_value, it_real_incr;
+        struct hrtimer real_timer;
+        ktime_t it_real_incr;
 
         /* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */
         cputime_t it_prof_expires, it_virt_expires;
@@ -630,7 +631,14 @@ struct sched_domain {
 
 extern void partition_sched_domains(cpumask_t *partition1,
                                     cpumask_t *partition2);
-#endif /* CONFIG_SMP */
+
+/*
+ * Maximum cache size the migration-costs auto-tuning code will
+ * search from:
+ */
+extern unsigned int max_cache_size;
+
+#endif  /* CONFIG_SMP */
 
 
 struct io_context;                      /* See blkdev.h */
@@ -688,9 +696,12 @@ struct task_struct {
 
         int lock_depth;         /* BKL lock depth */
 
-#if defined(CONFIG_SMP) && defined(__ARCH_WANT_UNLOCKED_CTXSW)
+#if defined(CONFIG_SMP)
+        int last_waker_cpu;     /* CPU that last woke this task up */
+#if defined(__ARCH_WANT_UNLOCKED_CTXSW)
         int oncpu;
 #endif
+#endif
         int prio, static_prio;
         struct list_head run_list;
         prio_array_t *array;
@@ -1111,21 +1122,6 @@ static inline int sas_ss_flags(unsigned long sp)
                 : on_sig_stack(sp) ? SS_ONSTACK : 0);
 }
 
-
-#ifdef CONFIG_SECURITY
-/* code is in security.c */
-extern int capable(int cap);
-#else
-static inline int capable(int cap)
-{
-        if (cap_raised(current->cap_effective, cap)) {
-                current->flags |= PF_SUPERPRIV;
-                return 1;
-        }
-        return 0;
-}
-#endif
-
 /*
  * Routines for handling mm_structs
  */
@@ -1244,6 +1240,7 @@ static inline void task_unlock(struct task_struct *p)
 #ifndef __HAVE_THREAD_FUNCTIONS
 
 #define task_thread_info(task) (task)->thread_info
+#define task_stack_page(task) ((void*)((task)->thread_info))
 
 static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org)
 {
@@ -1389,12 +1386,8 @@ static inline void arch_pick_mmap_layout(struct mm_struct *mm)
 extern long sched_setaffinity(pid_t pid, cpumask_t new_mask);
 extern long sched_getaffinity(pid_t pid, cpumask_t *mask);
 
-#ifdef CONFIG_MAGIC_SYSRQ
-
 extern void normalize_rt_tasks(void);
 
-#endif
-
 #ifdef CONFIG_PM
 /*
  * Check if a process has been frozen