From 421721195a68f46a8218c664154076b5b06f5f51 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Tue, 3 May 2016 22:33:20 +0800 Subject: [PATCH] ceph: fix dir_auth check in ceph_fill_dirfrag() -1 is CDIR_AUTH_PARENT, it means dir's auth mds is the same as inode's auth mds Signed-off-by: Yan, Zheng --- fs/ceph/inode.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index d91eb6b..562f57d 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -254,6 +254,9 @@ static int ceph_fill_dirfrag(struct inode *inode, diri_auth = ci->i_auth_cap->mds; spin_unlock(&ci->i_ceph_lock); + if (mds == -1) /* CDIR_AUTH_PARENT */ + mds = diri_auth; + mutex_lock(&ci->i_fragtree_mutex); if (ndist == 0 && mds == diri_auth) { /* no delegation info needed. */ -- 2.7.4