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authorGuoqing Jiang <gqjiang@suse.com>2017-02-24 06:15:13 +0300
committerShaohua Li <shli@fb.com>2017-03-09 20:02:06 +0300
commit75df023f4f2188c21181996e28234fef9351ef45 (patch)
treeb888a2f77c192af1815916148be40eeb75e7b7c6 /drivers/md/md-cluster.c
parent9c8043f337f14d1743006dfc59c03e80a42e3884 (diff)
downloadlinux-75df023f4f2188c21181996e28234fef9351ef45.tar.xz
md-cluster: remove useless memset from gather_all_resync_info
This memset is not needed. The lvb is already zeroed because it was recently allocated by lockres_init, which uses kzalloc(), and read_resync_info() doesn't need it to be zero anyway. Reviewed-by: NeilBrown <neilb@suse.com> Signed-off-by: Guoqing Jiang <gqjiang@suse.com> Signed-off-by: Shaohua Li <shli@fb.com>
Diffstat (limited to 'drivers/md/md-cluster.c')
-rw-r--r--drivers/md/md-cluster.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index ba7edcdd09ce..321ecac23027 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -777,7 +777,6 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots)
bm_lockres->flags |= DLM_LKF_NOQUEUE;
ret = dlm_lock_sync(bm_lockres, DLM_LOCK_PW);
if (ret == -EAGAIN) {
- memset(bm_lockres->lksb.sb_lvbptr, '\0', LVB_SIZE);
s = read_resync_info(mddev, bm_lockres);
if (s) {
pr_info("%s:%d Resync[%llu..%llu] in progress on %d\n",