Commit bb73ae8f authored by Andreas Gruenbacher's avatar Andreas Gruenbacher
Browse files

gfs2: Fix initial quota data refcount 



Fix the refcount of quota data objects created directly by
gfs2_quota_init(): those are placed into the in-memory quota "database"
for eventual syncing to the main quota file, but they are not actively
held and should thus have an initial refcount of 0.

Signed-off-by: default avatarAndreas Gruenbacher <agruenba@redhat.com>
parent fae2e73a

fs/gfs2/quota.c

+2 −1
Original line number Diff line number Diff line
@@ -228,7 +228,7 @@ static struct gfs2_quota_data *qd_alloc(unsigned hash, struct gfs2_sbd *sdp, str 
		return NULL;



	qd->qd_sbd = sdp;

	qd->qd_lockref.count = 1;

	qd->qd_lockref.count = 0;

	spin_lock_init(&qd->qd_lockref.lock);

	qd->qd_id = qid;

	qd->qd_slot = -1;
@@ -290,6 +290,7 @@ static int qd_get(struct gfs2_sbd *sdp, struct kqid qid, 
	spin_lock_bucket(hash);

	*qdp = qd = gfs2_qd_search_bucket(hash, sdp, qid);

	if (qd == NULL) {

		new_qd->qd_lockref.count++;

		*qdp = new_qd;

		list_add(&new_qd->qd_list, &sdp->sd_quota_list);

		hlist_bl_add_head_rcu(&new_qd->qd_hlist, &qd_hash_table[hash]);