LU-168 Claim MDS_INODELOCK_LOOKUP lock when revalidate root object

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

diff --git a/lustre/llite/namei.c b/lustre/llite/namei.c
index 4a2fc96..1f39a7a 100644 (file)
--- a/lustre/llite/namei.c
+++ b/lustre/llite/namei.c
@@ -533,7 +533,8 @@ static struct dentry *ll_lookup_it(struct inode *parent, struct dentry *dentry,
          * not valid, revalidate it here. */
         if (parent->i_sb->s_root && (parent->i_sb->s_root->d_inode == parent) &&
             (it->it_op & (IT_OPEN | IT_CREAT))) {
-                rc = ll_inode_revalidate_it(parent->i_sb->s_root, it);
+                rc = ll_inode_revalidate_it(parent->i_sb->s_root, it,
+                                            MDS_INODELOCK_LOOKUP);
                 if (rc)
                         RETURN(ERR_PTR(rc));
         }