Merge commit 'v2.6.34-rc2' into perf/core

Merge reason: Pick up latest perf fixes from upstream.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 5 insertions, 3 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 46c6f8d5dc06..dad7f668ebf7 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -258,6 +258,10 @@ extern spinlock_t mmlist_lock;
 
 struct task_struct;
 
+#ifdef CONFIG_PROVE_RCU
+extern int lockdep_tasklist_lock_is_held(void);
+#endif /* #ifdef CONFIG_PROVE_RCU */
+
 extern void sched_init(void);
 extern void sched_init_smp(void);
 extern asmlinkage void schedule_tail(struct task_struct *prev);
@@ -1473,7 +1477,7 @@ struct task_struct {
 
         struct list_head        *scm_work_list;
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-        /* Index of current stored adress in ret_stack */
+        /* Index of current stored address in ret_stack */
         int curr_ret_stack;
         /* Stack of return addresses for return function tracing */
         struct ftrace_ret_stack *ret_stack;
@@ -2391,9 +2395,7 @@ void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
 
 static inline void thread_group_cputime_init(struct signal_struct *sig)
 {
-        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)