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-rw-r--r--fs/gfs2/sys.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index e20eab37bc80..443cabcfcd23 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -338,6 +338,9 @@ static ssize_t lkfirst_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
rv = sscanf(buf, "%u", &first);
if (rv != 1 || first > 1)
return -EINVAL;
+ rv = wait_for_completion_killable(&sdp->sd_locking_init);
+ if (rv)
+ return rv;
spin_lock(&sdp->sd_jindex_spin);
rv = -EBUSY;
if (test_bit(SDF_NOJOURNALID, &sdp->sd_flags) == 0)
@@ -414,7 +417,9 @@ static ssize_t jid_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
rv = sscanf(buf, "%d", &jid);
if (rv != 1)
return -EINVAL;
-
+ rv = wait_for_completion_killable(&sdp->sd_locking_init);
+ if (rv)
+ return rv;
spin_lock(&sdp->sd_jindex_spin);
rv = -EINVAL;
if (sdp->sd_lockstruct.ls_ops->lm_mount == NULL)