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-rw-r--r--fs/ceph/mds_client.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 80a7523e1523..32fcce0d4d3c 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -16,6 +16,18 @@
#include <linux/ceph/mdsmap.h>
#include <linux/ceph/auth.h>
+/* The first 8 bits are reserved for old ceph releases */
+#define CEPHFS_FEATURE_MIMIC 8
+
+#define CEPHFS_FEATURES_ALL { \
+ 0, 1, 2, 3, 4, 5, 6, 7, \
+ CEPHFS_FEATURE_MIMIC, \
+}
+
+#define CEPHFS_FEATURES_CLIENT_SUPPORTED CEPHFS_FEATURES_ALL
+#define CEPHFS_FEATURES_CLIENT_REQUIRED {}
+
+
/*
* Some lock dependencies:
*