From 6761c6702e2c647582e1829abe8cf90794f61d9d Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 1 Feb 2011 13:52:07 +0000 Subject: [PATCH] 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 Acked-by: John Stultz Tested-by: Richard Cochran LKML-Reference: <20110201134419.198999420@linutronix.de> --- kernel/posix-timers.c | 10 ++++++++-- 1 file 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 @@ SYSCALL_DEFINE4(timer_settime, timer_t, timer_id, int, flags, 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. */