diff options
| author | Nishanth Aravamudan <nacc@us.ibm.com> | 2005-09-10 00:27:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-10 10:06:37 -0700 |
| commit | 75bcc8c5e1de78616b04ef9f317a293a7c1c163c (patch) | |
| tree | fabdfd7fbc46baae5638b41648444d805e14eb3c /kernel | |
| parent | 041e0e3b1970c508dc9a95b7dd9dc86271a7d7ac (diff) | |
[PATCH] kernel: fix-up schedule_timeout() usage
Use schedule_timeout_{,un}interruptible() instead of
set_current_state()/schedule_timeout() to reduce kernel size.
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>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/compat.c | 9 | ||||
| -rw-r--r-- | kernel/signal.c | 3 | ||||
| -rw-r--r-- | kernel/timer.c | 18 |
3 files changed, 10 insertions, 20 deletions
diff --git a/kernel/compat.c b/kernel/compat.c index ddfcaaa8662..102296e21ea 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -48,8 +48,7 @@ static long compat_nanosleep_restart(struct restart_block *restart) if (!time_after(expire, now)) return 0; - current->state = TASK_INTERRUPTIBLE; - expire = schedule_timeout(expire - now); + expire = schedule_timeout_interruptible(expire - now); if (expire == 0) return 0; @@ -82,8 +81,7 @@ asmlinkage long compat_sys_nanosleep(struct compat_timespec __user *rqtp, return -EINVAL; expire = timespec_to_jiffies(&t) + (t.tv_sec || t.tv_nsec); - current->state = TASK_INTERRUPTIBLE; - expire = schedule_timeout(expire); + expire = schedule_timeout_interruptible(expire); if (expire == 0) return 0; @@ -795,8 +793,7 @@ compat_sys_rt_sigtimedwait (compat_sigset_t __user *uthese, recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - current->state = TASK_INTERRUPTIBLE; - timeout = schedule_timeout(timeout); + timeout = schedule_timeout_interruptible(timeout); spin_lock_irq(¤t->sighand->siglock); sig = dequeue_signal(current, &s, &info); diff --git a/kernel/signal.c b/kernel/signal.c index 4980a073237..b92c3c9f8b9 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2221,8 +2221,7 @@ sys_rt_sigtimedwait(const sigset_t __user *uthese, recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - current->state = TASK_INTERRUPTIBLE; - timeout = schedule_timeout(timeout); + timeout = schedule_timeout_interruptible(timeout); try_to_freeze(); spin_lock_irq(¤t->sighand->siglock); diff --git a/kernel/timer.c b/kernel/timer.c index a0b716d6270..f4152fcd9f8 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -1184,8 +1184,7 @@ static long __sched nanosleep_restart(struct restart_block *restart) if (!time_after(expire, now)) return 0; - current->state = TASK_INTERRUPTIBLE; - expire = schedule_timeout(expire - now); + expire = schedule_timeout_interruptible(expire - now); ret = 0; if (expire) { @@ -1213,8 +1212,7 @@ asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __us return -EINVAL; expire = timespec_to_jiffies(&t) + (t.tv_sec || t.tv_nsec); - current->state = TASK_INTERRUPTIBLE; - expire = schedule_timeout(expire); + expire = schedule_timeout_interruptible(expire); ret = 0; if (expire) { @@ -1612,10 +1610,8 @@ void msleep(unsigned int msecs) { unsigned long timeout = msecs_to_jiffies(msecs) + 1; - while (timeout) { - set_current_state(TASK_UNINTERRUPTIBLE); - timeout = schedule_timeout(timeout); - } + while (timeout) + timeout = schedule_timeout_uninterruptible(timeout); } EXPORT_SYMBOL(msleep); @@ -1628,10 +1624,8 @@ unsigned long msleep_interruptible(unsigned int msecs) { unsigned long timeout = msecs_to_jiffies(msecs) + 1; - while (timeout && !signal_pending(current)) { - set_current_state(TASK_INTERRUPTIBLE); - timeout = schedule_timeout(timeout); - } + while (timeout && !signal_pending(current)) + timeout = schedule_timeout_interruptible(timeout); return jiffies_to_msecs(timeout); } |