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| author | Yan, Zheng <zyan@redhat.com> | 2016-05-03 22:33:20 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-05-26 01:15:37 +0200 |
| commit | 421721195a68f46a8218c664154076b5b06f5f51 (patch) | |
| tree | 199ad5827b30dbe81d4d8294facf531358e3f2e3 /fs | |
| parent | a407846ef7c6e7905ab0d1ebc0c86fbebb065b87 (diff) | |
| download | lwn-421721195a68f46a8218c664154076b5b06f5f51.tar.gz lwn-421721195a68f46a8218c664154076b5b06f5f51.zip | |
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 <zyan@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ceph/inode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index d91eb6b49259..562f57d15f46 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. */ |