md/raid5: add missing spin_lock_init.

commit b17459c050
   raid5: add a per-stripe lock

added a spin_lock to the 'stripe_head' struct.
Unfortunately there are two places where this struct is allocated
but the spin lock was only initialised in one of them.

So add the missing spin_lock_init.

Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown 2012-09-24 16:27:20 +10:00
parent 6dafab6b13
commit cb13ff69d6

View File

@ -1591,6 +1591,7 @@ static int resize_stripes(struct r5conf *conf, int newsize)
#ifdef CONFIG_MULTICORE_RAID456
init_waitqueue_head(&nsh->ops.wait_for_ops);
#endif
spin_lock_init(&nsh->stripe_lock);
list_add(&nsh->lru, &newstripes);
}