dlm: change rsbtbl rwlock to spinlock

The rwlock is almost always used in write mode, so there's no reason
to not use a spinlock instead.

Signed-off-by: David Teigland <teigland@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index 8d86b7960f0d..aa32e5f02493 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -464,7 +464,7 @@ static int new_lockspace(char *name, int namelen, void **lockspace,
         for (i = 0; i < size; i++) {
                 INIT_LIST_HEAD(&ls->ls_rsbtbl[i].list);
                 INIT_LIST_HEAD(&ls->ls_rsbtbl[i].toss);
-                rwlock_init(&ls->ls_rsbtbl[i].lock);
+                spin_lock_init(&ls->ls_rsbtbl[i].lock);
         }
 
         size = dlm_config.ci_lkbtbl_size;