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authorThomas Gleixner <tglx@linutronix.de>2011-02-01 13:52:07 +0000
committerThomas Gleixner <tglx@linutronix.de>2011-02-02 15:28:17 +0100
commit6761c6702e2c647582e1829abe8cf90794f61d9d (patch)
tree10efe955348f5271fdf657b82d6ccd01c26dbe08 /kernel/posix-timers.c
parenta7319fa253a549c4c6528fb550ae6e72a9c83811 (diff)
downloadlinux-6761c6702e2c647582e1829abe8cf90794f61d9d.tar.gz
posix-timers: Convert timer_delete() to clockid_to_kclock()
Set the common function for CLOCK_MONOTONIC and CLOCK_REALTIME kclocks
and use the new decoding function.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <johnstul@us.ibm.com>
Tested-by: Richard Cochran <richard.cochran@omicron.at>
LKML-Reference: <20110201134419.198999420@linutronix.de>
Diffstat (limited to 'kernel/posix-timers.c')
-rw-r--r--kernel/posix-timers.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c
index c1e2636f9e45..ade7dec49f96 100644
--- a/kernel/posix-timers.c
+++ b/kernel/posix-timers.c
@@ -254,6 +254,7 @@ static __init int init_posix_timers(void)
 		.timer_create	= common_timer_create,
 		.timer_set	= common_timer_set,
 		.timer_get	= common_timer_get,
+		.timer_del	= common_timer_del,
 	};
 	struct k_clock clock_monotonic = {
 		.clock_getres	= hrtimer_get_res,
@@ -263,6 +264,7 @@ static __init int init_posix_timers(void)
 		.timer_create	= common_timer_create,
 		.timer_set	= common_timer_set,
 		.timer_get	= common_timer_get,
+		.timer_del	= common_timer_del,
 	};
 	struct k_clock clock_monotonic_raw = {
 		.clock_getres	= hrtimer_get_res,
@@ -859,7 +861,7 @@ retry:
 	return error;
 }
 
-static inline int common_timer_del(struct k_itimer *timer)
+static int common_timer_del(struct k_itimer *timer)
 {
 	timer->it.real.interval.tv64 = 0;
 
@@ -870,7 +872,11 @@ static inline int common_timer_del(struct k_itimer *timer)
 
 static inline int timer_delete_hook(struct k_itimer *timer)
 {
-	return CLOCK_DISPATCH(timer->it_clock, timer_del, (timer));
+	struct k_clock *kc = clockid_to_kclock(timer->it_clock);
+
+	if (WARN_ON_ONCE(!kc || !kc->timer_del))
+		return -EINVAL;
+	return kc->timer_del(timer);
 }
 
 /* Delete a POSIX.1b interval timer. */