ceph: wait on async create before checking caps

Currently, we'll call ceph_check_caps, but if we're still waiting on the
reply, we'll end up spinning around on the same inode. Wait for the
async create reply before we try to flush caps.

Signed-off-by: Jeff Layton <jlayton@kernel.org>

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 0a48bf829671c08fb7a63befcf561343b29c189a..5ecfff4b37c9e7405d8c047312547c9f298b940d 100644 (file)
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -4389,6 +4389,7 @@ static void flush_dirty_session_caps(struct ceph_mds_session *s)
                ihold(inode);
                dout("flush_dirty_caps %llx.%llx\n", ceph_vinop(inode));
                spin_unlock(&mdsc->cap_dirty_lock);
+               ceph_wait_on_async_create(inode);
                ceph_check_caps(ci, CHECK_CAPS_FLUSH, NULL);
                iput(inode);
                spin_lock(&mdsc->cap_dirty_lock);