LU-15284 llite: access lli_lsm_md with lock in all places

[fs/lustre-release.git] / lustre / llite / statahead.c

diff --git a/lustre/llite/statahead.c b/lustre/llite/statahead.c
index 5922daa..c5a9a36 100644 (file)
--- a/lustre/llite/statahead.c
+++ b/lustre/llite/statahead.c
@@ -1189,8 +1189,10 @@ static int ll_statahead_thread(void *arg)
                }
 
                pos = le64_to_cpu(dp->ldp_hash_end);
+               down_read(&lli->lli_lsm_sem);
                ll_release_page(dir, page,
                                le32_to_cpu(dp->ldp_flags) & LDF_COLLIDE);
+               up_read(&lli->lli_lsm_sem);
 
                if (sa_low_hit(sai)) {
                        rc = -EFAULT;