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staging: tidspbridge: make sync_wait_on_event interruptible 

So that avoid non-killable process.

Signed-off-by: Fernando Guzman Lugo <x0095840@ti.com>
Signed-off-by: Omar Ramirez Luna <omar.ramirez@ti.com>
This commit is contained in:
Guzman Lugo, Fernando 2010-10-26 00:51:46 +00:00 committed by Omar Ramirez Luna
parent ebf53826e1
commit 4097c4968c
1 changed files with 11 additions and 2 deletions
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13
drivers/staging/tidspbridge/include/dspbridge/sync.h
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@ -80,13 +80,22 @@ void sync_set_event(struct sync_object *event);
* This functios will wait until @event is set or until timeout. In case of * This functios will wait until @event is set or until timeout. In case of
* success the function will return 0 and * success the function will return 0 and
* in case of timeout the function will return -ETIME * in case of timeout the function will return -ETIME
* in case of signal the function will return -ERESTARTSYS
*/ */
static inline int sync_wait_on_event(struct sync_object *event, static inline int sync_wait_on_event(struct sync_object *event,
unsigned timeout) unsigned timeout)
{ {
return wait_for_completion_timeout(&event->comp, int res;
msecs_to_jiffies(timeout)) ? 0 : -ETIME;
res = wait_for_completion_interruptible_timeout(&event->comp,
msecs_to_jiffies(timeout));
if (!res)
res = -ETIME;
else if (res > 0)
res = 0;
return res;
} }
/** /**