The sb_lock is not used anywhere, so let's remove it.
Signed-off-by: Guoqing Jiang <gqjiang@xxxxxxxx>
---
drivers/md/md-cluster.c | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index 6f1ea3c..057a973 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -52,7 +52,6 @@ struct md_cluster_info {
dlm_lockspace_t *lockspace;
int slot_number;
struct completion completion;
- struct dlm_lock_resource *sb_lock;
struct mutex sb_mutex;
struct dlm_lock_resource *bitmap_lockres;
struct list_head suspend_list;
@@ -692,12 +691,6 @@ static int join(struct mddev *mddev, int nodes)
ret = -ERANGE;
goto err;
}
- cinfo->sb_lock = lockres_init(mddev, "cmd-super",
- NULL, 0);
- if (!cinfo->sb_lock) {
- ret = -ENOMEM;
- goto err;
- }
/* Initiate the communication resources */
ret = -ENOMEM;
cinfo->recv_thread = md_register_thread(recv_daemon, mddev, "cluster_recv");
@@ -749,7 +742,6 @@ err:
lockres_free(cinfo->ack_lockres);
lockres_free(cinfo->no_new_dev_lockres);
lockres_free(cinfo->bitmap_lockres);
- lockres_free(cinfo->sb_lock);
if (cinfo->lockspace)
dlm_release_lockspace(cinfo->lockspace, 2);
mddev->cluster_info = NULL;
@@ -770,7 +762,6 @@ static int leave(struct mddev *mddev)
lockres_free(cinfo->token_lockres);
lockres_free(cinfo->ack_lockres);
lockres_free(cinfo->no_new_dev_lockres);
- lockres_free(cinfo->sb_lock);
lockres_free(cinfo->bitmap_lockres);
dlm_release_lockspace(cinfo->lockspace, 2);
return 0;
--
1.7.12.4
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