ceph: only link open operations to directory unsafe list if O_CREAT|O_TRUNC

We only need to put these on the directory unsafe list if they have
side effects that fsync(2) should flush out.

Reviewed-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 9b667e9abf4c..e0115eb4e9ba 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -194,7 +194,8 @@ int ceph_open(struct inode *inode, struct file *file)
         req->r_inode = inode;
         ihold(inode);
         req->r_num_caps = 1;
-        err = ceph_mdsc_do_request(mdsc, parent_inode, req);
+        err = ceph_mdsc_do_request(mdsc, (flags & (O_CREAT|O_TRUNC)) ?
+                                   parent_inode : NULL, req);
         if (!err)
                 err = ceph_init_file(inode, file, req->r_fmode);
         ceph_mdsc_put_request(req);