ceph: remove useless CEPHFS_FEATURES_CLIENT_REQUIRED

This macro was added but never be used. And check the ceph code
there has another CEPHFS_FEATURES_MDS_REQUIRED but always be empty.

We should clean up all this related code, which make no sense but
introducing confusion.

Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Luís Henriques <lhenriques@suse.de>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 2a49e33..4620167 100644 (file)
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -42,7 +42,6 @@ enum ceph_feature_type {
        CEPHFS_FEATURE_DELEG_INO,               \
        CEPHFS_FEATURE_METRIC_COLLECT,          \
 }
-#define CEPHFS_FEATURES_CLIENT_REQUIRED {}
 
 /*
  * Some lock dependencies: