diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-06-25 09:21:04 +0200 |
---|---|---|
committer | Clark Williams <williams@redhat.com> | 2012-04-11 11:07:36 -0500 |
commit | 541af18bcfc7134b1a2680b0e81dbd2c1e401d85 (patch) | |
tree | 740a11be3f776d9bf80536e3629a15f6d40c070f /include | |
parent | dbc7902715c229c1d8cc9a36ffb4e7298635b37f (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 a198e77bfeb3..d177da5ebcf6 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1109,6 +1109,7 @@ 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 @@ -1264,6 +1265,7 @@ 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 */ @@ -2234,6 +2236,7 @@ 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); |