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authorGuoqing Jiang <gqjiang@suse.com>2016-08-12 07:42:36 +0200
committerShaohua Li <shli@fb.com>2016-09-21 18:09:44 +0200
commite3f924d3dfc672dd1292bc7eb6f2a305c13981ec (patch)
tree3a1413a1a0736231449c076771f72cd15b6ae595 /drivers
parentmd-cluster: use FORCEUNLOCK in lockres_free (diff)
downloadlinux-e3f924d3dfc672dd1292bc7eb6f2a305c13981ec.tar.xz
linux-e3f924d3dfc672dd1292bc7eb6f2a305c13981ec.zip
md-cluster: remove some unnecessary dlm_unlock_sync
Since DLM_LKF_FORCEUNLOCK is used in lockres_free, we don't need to call dlm_unlock_sync before free lock resource. 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')
-rw-r--r--drivers/md/md-cluster.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index ccd756fdc00e..67a735840639 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -284,7 +284,7 @@ static void recover_bitmaps(struct md_thread *thread)
ret = bitmap_copy_from_slot(mddev, slot, &lo, &hi, true);
if (ret) {
pr_err("md-cluster: Could not copy data from bitmap %d\n", slot);
- goto dlm_unlock;
+ goto clear_bit;
}
if (hi > 0) {
if (lo < mddev->recovery_cp)
@@ -296,8 +296,6 @@ static void recover_bitmaps(struct md_thread *thread)
md_wakeup_thread(mddev->thread);
}
}
-dlm_unlock:
- dlm_unlock_sync(bm_lockres);
clear_bit:
lockres_free(bm_lockres);
clear_bit(slot, &cinfo->recovery_map);
@@ -766,7 +764,6 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots)
md_check_recovery(mddev);
}
- dlm_unlock_sync(bm_lockres);
lockres_free(bm_lockres);
}
out:
@@ -1182,7 +1179,6 @@ static void unlock_all_bitmaps(struct mddev *mddev)
if (cinfo->other_bitmap_lockres) {
for (i = 0; i < mddev->bitmap_info.nodes - 1; i++) {
if (cinfo->other_bitmap_lockres[i]) {
- dlm_unlock_sync(cinfo->other_bitmap_lockres[i]);
lockres_free(cinfo->other_bitmap_lockres[i]);
}
}