ceph: ensure d_name/d_parent stability in ceph_mdsc_lease_send_msg()
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 1271024..72efad2 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -1433,8 +1433,7 @@
return false;
}
-static int dentry_lease_is_valid(struct dentry *dentry, unsigned int flags,
- struct inode *dir)
+static int dentry_lease_is_valid(struct dentry *dentry, unsigned int flags)
{
struct ceph_dentry_info *di;
struct ceph_mds_session *session = NULL;
@@ -1466,7 +1465,7 @@
spin_unlock(&dentry->d_lock);
if (session) {
- ceph_mdsc_lease_send_msg(session, dir, dentry,
+ ceph_mdsc_lease_send_msg(session, dentry,
CEPH_MDS_LEASE_RENEW, seq);
ceph_put_mds_session(session);
}
@@ -1566,7 +1565,7 @@
ceph_snap(d_inode(dentry)) == CEPH_SNAPDIR) {
valid = 1;
} else {
- valid = dentry_lease_is_valid(dentry, flags, dir);
+ valid = dentry_lease_is_valid(dentry, flags);
if (valid == -ECHILD)
return valid;
if (valid || dir_lease_is_valid(dir, dentry)) {