diff options
| author | Alasdair G Kergon <agk@redhat.com> | 2007-07-12 17:26:47 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-12 15:01:08 -0700 |
| commit | ac818646d4be79123ad8dc5f1c4da8575d4960f8 (patch) | |
| tree | 7efa3bb2f34998a0cad96fad1f355bf0c12b474b /drivers/md/dm-delay.c | |
| parent | 028867ac28e51afc834a5931e7545c022557eded (diff) | |
| download | linux-ac818646d4be79123ad8dc5f1c4da8575d4960f8.tar.gz linux-ac818646d4be79123ad8dc5f1c4da8575d4960f8.tar.bz2 linux-ac818646d4be79123ad8dc5f1c4da8575d4960f8.zip | |
dm delay: cleanup
Use setup_timer().
Replace semaphore with mutex.
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/md/dm-delay.c')
| -rw-r--r-- | drivers/md/dm-delay.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index eb218266cbf3..6928c136d3c5 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -20,7 +20,7 @@ struct delay_c { struct timer_list delay_timer; - struct semaphore timer_lock; + struct mutex timer_lock; struct work_struct flush_expired_bios; struct list_head delayed_bios; atomic_t may_delay; @@ -58,12 +58,12 @@ static void handle_delayed_timer(unsigned long data) static void queue_timeout(struct delay_c *dc, unsigned long expires) { - down(&dc->timer_lock); + mutex_lock(&dc->timer_lock); if (!timer_pending(&dc->delay_timer) || expires < dc->delay_timer.expires) mod_timer(&dc->delay_timer, expires); - up(&dc->timer_lock); + mutex_unlock(&dc->timer_lock); } static void flush_bios(struct bio *bio) @@ -193,13 +193,11 @@ out: goto bad; } - init_timer(&dc->delay_timer); - dc->delay_timer.function = handle_delayed_timer; - dc->delay_timer.data = (unsigned long)dc; + setup_timer(&dc->delay_timer, handle_delayed_timer, (unsigned long)dc); INIT_WORK(&dc->flush_expired_bios, flush_expired_bios); INIT_LIST_HEAD(&dc->delayed_bios); - init_MUTEX(&dc->timer_lock); + mutex_init(&dc->timer_lock); atomic_set(&dc->may_delay, 1); ti->private = dc; |