Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

[linux-2.6-omap-h63xx.git] / drivers / md / dm-snap.c

diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 6e5528aecc98c38698a6d2a07a18e1e84164a7ab..b2d9d1ac28adb4554537fd3568ae4fe52e748a41 100644 (file)
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -600,7 +600,6 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 
        s->valid = 1;
        s->active = 0;
-       s->last_percent = 0;
        init_rwsem(&s->lock);
        spin_lock_init(&s->pe_lock);
        s->ti = ti;
@@ -824,8 +823,10 @@ static struct bio *put_pending_exception(struct dm_snap_pending_exception *pe)
         * the bios for the original write to the origin.
         */
        if (primary_pe &&
-           atomic_dec_and_test(&primary_pe->ref_count))
+           atomic_dec_and_test(&primary_pe->ref_count)) {
                origin_bios = bio_list_get(&primary_pe->origin_bios);
+               free_pending_exception(primary_pe);
+       }
 
        /*
         * Free the pe if it's not linked to an origin write or if
@@ -834,12 +835,6 @@ static struct bio *put_pending_exception(struct dm_snap_pending_exception *pe)
        if (!primary_pe || primary_pe != pe)
                free_pending_exception(pe);
 
-       /*
-        * Free the primary pe if nothing references it.
-        */
-       if (primary_pe && !atomic_read(&primary_pe->ref_count))
-               free_pending_exception(primary_pe);
-
        return origin_bios;
 }