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| author | Nishanth Aravamudan <nacc@us.ibm.com> | 2005-09-10 07:27:21 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-10 17:06:36 (GMT) |
| commit | 64ed93a268bc18fa6f72f61420d0e0022c5e38d1 (patch) | |
| tree | 1332ce542510b88014767f3536d9150710a2f3f9 | |
| parent | 672289e9faa56acd4e39ad866ea258b7be7c99a6 (diff) | |
| download | linux-64ed93a268bc18fa6f72f61420d0e0022c5e38d1.tar.xz | |
[PATCH] add schedule_timeout_{,un}interruptible() interfaces
Add schedule_timeout_{,un}interruptible() interfaces so that
schedule_timeout() callers don't have to worry about forgetting to add the
set_current_state() call beforehand.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | include/linux/sched.h | 2 | ||||
| -rw-r--r-- | kernel/timer.c | 14 |
2 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index ac70f84..4b83cb2 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -203,6 +203,8 @@ extern int in_sched_functions(unsigned long addr); #define MAX_SCHEDULE_TIMEOUT LONG_MAX extern signed long FASTCALL(schedule_timeout(signed long timeout)); +extern signed long schedule_timeout_interruptible(signed long timeout); +extern signed long schedule_timeout_uninterruptible(signed long timeout); asmlinkage void schedule(void); struct namespace; diff --git a/kernel/timer.c b/kernel/timer.c index 13e2b51..a0b716d 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -1154,6 +1154,20 @@ fastcall signed long __sched schedule_timeout(signed long timeout) EXPORT_SYMBOL(schedule_timeout); +signed long __sched schedule_timeout_interruptible(signed long timeout) +{ + set_current_state(TASK_INTERRUPTIBLE); + return schedule_timeout(timeout); +} +EXPORT_SYMBOL(schedule_timeout_interruptible); + +signed long __sched schedule_timeout_uninterruptible(signed long timeout) +{ + set_current_state(TASK_UNINTERRUPTIBLE); + return schedule_timeout(timeout); +} +EXPORT_SYMBOL(schedule_timeout_uninterruptible); + /* Thread ID - the internal kernel "pid" */ asmlinkage long sys_gettid(void) { |