diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-06-25 09:21:04 +0200 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-03-07 16:15:01 -0600 |
| commit | d0a6cff5e850f084a7fd105d7c5c5db2baa6f185 (patch) | |
| tree | 6ad6bd35cc6437457492e771ab911637fcd6a469 /include | |
| parent | 2a85caea22752506b8c8deb9edce0f41ffe1d02e (diff) | |
sched-rt-mutex-wakeup.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sched.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index e6f37cacf751..6c203498a4e1 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1072,6 +1072,7 @@ struct sched_domain; #define WF_SYNC 0x01 /* waker goes to sleep after wakup */ #define WF_FORK 0x02 /* child wakeup after fork */ #define WF_MIGRATED 0x04 /* internal use, task got migrated */ +#define WF_LOCK_SLEEPER 0x08 /* wakeup spinlock "sleeper" */ #define ENQUEUE_WAKEUP 1 #define ENQUEUE_HEAD 2 @@ -1221,6 +1222,7 @@ enum perf_event_task_context { struct task_struct { volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */ + volatile long saved_state; /* saved state for "spinlock sleepers" */ void *stack; atomic_t usage; unsigned int flags; /* per process flags, defined below */ @@ -2178,6 +2180,7 @@ extern void xtime_update(unsigned long ticks); extern int wake_up_state(struct task_struct *tsk, unsigned int state); extern int wake_up_process(struct task_struct *tsk); +extern int wake_up_lock_sleeper(struct task_struct * tsk); extern void wake_up_new_task(struct task_struct *tsk); #ifdef CONFIG_SMP extern void kick_process(struct task_struct *tsk); |