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| author | Namhyung Kim <namhyung@kernel.org> | 2022-09-08 17:08:03 -0700 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2022-09-15 16:14:03 +0200 |
| commit | 0d97db026509c1a13f732b22670ab1f0ac9d8d87 (patch) | |
| tree | fcfd08bec1835b0af8c85b00f4f04042cb1059dc /kernel/locking | |
| parent | 48dfb5d2560d36fb16c7d430c229d1604ea7d185 (diff) | |
| download | linux-0d97db026509c1a13f732b22670ab1f0ac9d8d87.tar.gz | |
locking: Add __sched to semaphore functions
The internal functions are marked with __sched already, let's do the same
for external functions too so that we can skip them in the stack trace.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20220909000803.4181857-1-namhyung@kernel.org
Diffstat (limited to 'kernel/locking')
| -rw-r--r-- | kernel/locking/semaphore.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/locking/semaphore.c b/kernel/locking/semaphore.c index f2654d2fe43aa..34bfae72f2952 100644 --- a/kernel/locking/semaphore.c +++ b/kernel/locking/semaphore.c @@ -51,7 +51,7 @@ static noinline void __up(struct semaphore *sem); * Use of this function is deprecated, please use down_interruptible() or * down_killable() instead. */ -void down(struct semaphore *sem) +void __sched down(struct semaphore *sem) { unsigned long flags; @@ -74,7 +74,7 @@ EXPORT_SYMBOL(down); * If the sleep is interrupted by a signal, this function will return -EINTR. * If the semaphore is successfully acquired, this function returns 0. */ -int down_interruptible(struct semaphore *sem) +int __sched down_interruptible(struct semaphore *sem) { unsigned long flags; int result = 0; @@ -101,7 +101,7 @@ EXPORT_SYMBOL(down_interruptible); * -EINTR. If the semaphore is successfully acquired, this function returns * 0. */ -int down_killable(struct semaphore *sem) +int __sched down_killable(struct semaphore *sem) { unsigned long flags; int result = 0; @@ -131,7 +131,7 @@ EXPORT_SYMBOL(down_killable); * Unlike mutex_trylock, this function can be used from interrupt context, * and the semaphore can be released by any task or interrupt. */ -int down_trylock(struct semaphore *sem) +int __sched down_trylock(struct semaphore *sem) { unsigned long flags; int count; @@ -156,7 +156,7 @@ EXPORT_SYMBOL(down_trylock); * If the semaphore is not released within the specified number of jiffies, * this function returns -ETIME. It returns 0 if the semaphore was acquired. */ -int down_timeout(struct semaphore *sem, long timeout) +int __sched down_timeout(struct semaphore *sem, long timeout) { unsigned long flags; int result = 0; @@ -180,7 +180,7 @@ EXPORT_SYMBOL(down_timeout); * Release the semaphore. Unlike mutexes, up() may be called from any * context and even by tasks which have never called down(). */ -void up(struct semaphore *sem) +void __sched up(struct semaphore *sem) { unsigned long flags; |