remove dead code from sv_t implementation

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Niv Sardi <xaiki@sgi.com>
This commit is contained in:
Christoph Hellwig 2008-12-03 12:20:29 +01:00 committed by Niv Sardi
parent 39e2defe73
commit 63ad2a5c4c

View file

@ -32,23 +32,15 @@ typedef struct sv_s {
wait_queue_head_t waiters;
} sv_t;
#define SV_FIFO 0x0 /* sv_t is FIFO type */
#define SV_LIFO 0x2 /* sv_t is LIFO type */
#define SV_PRIO 0x4 /* sv_t is PRIO type */
#define SV_KEYED 0x6 /* sv_t is KEYED type */
#define SV_DEFAULT SV_FIFO
static inline void _sv_wait(sv_t *sv, spinlock_t *lock, int state,
unsigned long timeout)
static inline void _sv_wait(sv_t *sv, spinlock_t *lock)
{
DECLARE_WAITQUEUE(wait, current);
add_wait_queue_exclusive(&sv->waiters, &wait);
__set_current_state(state);
__set_current_state(TASK_UNINTERRUPTIBLE);
spin_unlock(lock);
schedule_timeout(timeout);
schedule();
remove_wait_queue(&sv->waiters, &wait);
}
@ -58,13 +50,7 @@ static inline void _sv_wait(sv_t *sv, spinlock_t *lock, int state,
#define sv_destroy(sv) \
/*NOTHING*/
#define sv_wait(sv, pri, lock, s) \
_sv_wait(sv, lock, TASK_UNINTERRUPTIBLE, MAX_SCHEDULE_TIMEOUT)
#define sv_wait_sig(sv, pri, lock, s) \
_sv_wait(sv, lock, TASK_INTERRUPTIBLE, MAX_SCHEDULE_TIMEOUT)
#define sv_timedwait(sv, pri, lock, s, svf, ts, rts) \
_sv_wait(sv, lock, TASK_UNINTERRUPTIBLE, timespec_to_jiffies(ts))
#define sv_timedwait_sig(sv, pri, lock, s, svf, ts, rts) \
_sv_wait(sv, lock, TASK_INTERRUPTIBLE, timespec_to_jiffies(ts))
_sv_wait(sv, lock)
#define sv_signal(sv) \
wake_up(&(sv)->waiters)
#define sv_broadcast(sv) \