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authorYan, Zheng <zyan@redhat.com>2018-05-11 18:47:29 +0800
committerIlya Dryomov <idryomov@gmail.com>2018-08-13 17:55:44 +0200
commit342ce1823ebaec573ac269b56bca78c698fec5c3 (patch)
tree35d53805b317801448dd3550cfafeb72050df522 /fs/ceph/mds_client.h
parent4de17aea5ceffe6d8350fde9d903a02037b221c6 (diff)
ceph: support cephfs' own feature bits
Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/mds_client.h')
-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:
*