diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2009-07-03 08:44:56 -0500 |
|---|---|---|
| committer | Steven Rostedt <rostedt@rostedt.homelinux.com> | 2013-05-20 13:45:23 -0400 |
| commit | d6fca60ff31f04cb7cf54c78512ad06a08a7bdd5 (patch) | |
| tree | 90a932017692855fd544baa4cee4a56c7deb252f /include | |
| parent | a1d418c8b6bb2014f52372d82cef375b552d29b1 (diff) | |
signals: Allow rt tasks to cache one sigqueue struct
To avoid allocation allow rt tasks to cache one sigqueue struct in
task struct.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sched.h | 1 | ||||
| -rw-r--r-- | include/linux/signal.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index f0f761feeaa9..67663c23ba82 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1391,6 +1391,7 @@ struct task_struct { /* signal handlers */ struct signal_struct *signal; struct sighand_struct *sighand; + struct sigqueue *sigqueue_cache; sigset_t blocked, real_blocked; sigset_t saved_sigmask; /* restored if set_restore_sigmask() was used */ diff --git a/include/linux/signal.h b/include/linux/signal.h index a822300a253b..a4489006a5bb 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -229,6 +229,7 @@ static inline void init_sigpending(struct sigpending *sig) } extern void flush_sigqueue(struct sigpending *queue); +extern void flush_task_sigqueue(struct task_struct *tsk); /* Test if 'sig' is valid signal. Use this instead of testing _NSIG directly */ static inline int valid_signal(unsigned long sig) |