Commit b2b9bfff authored by Guoqing Jiang's avatar Guoqing Jiang Committed by NeilBrown
Browse files

md-cluster: remove the unused sb_lock 



The sb_lock is not used anywhere, so let's remove it.

Reviewed-by: default avatarGoldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: default avatarGuoqing Jiang <gqjiang@suse.com>
Signed-off-by: default avatarNeilBrown <neilb@suse.com>
parent 9e3072e3

drivers/md/md-cluster.c

+0 −9
Original line number Diff line number Diff line
@@ -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 @@ static int join(struct mddev *mddev, int nodes) 
	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;