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authorIlya Dryomov <idryomov@gmail.com>2016-05-26 00:05:01 +0200
committerIlya Dryomov <idryomov@gmail.com>2016-05-26 01:15:30 +0200
commit737cc81ead34bcef0b1f6ea8322228e4378cf21a (patch)
treea26128bc9f5e20fe90863c76b7f36b45e4ad1022 /include/linux/ceph
parent7cca78c9dcd1afa243e46edc31896730df85d2b5 (diff)
libceph: support for subscribing to "mdsmap.<id>" maps
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'include/linux/ceph')
-rw-r--r--include/linux/ceph/ceph_fs.h2
-rw-r--r--include/linux/ceph/mon_client.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index 3b911ff889dd..bae833d0d055 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -208,6 +208,8 @@ struct ceph_mon_subscribe_ack {
struct ceph_fsid fsid;
} __attribute__ ((packed));
+#define CEPH_FS_CLUSTER_ID_NONE -1
+
/*
* mdsmap flags
*/
diff --git a/include/linux/ceph/mon_client.h b/include/linux/ceph/mon_client.h
index 1d730993c3f8..e2a92df08b47 100644
--- a/include/linux/ceph/mon_client.h
+++ b/include/linux/ceph/mon_client.h
@@ -96,6 +96,7 @@ struct ceph_mon_client {
bool want;
u32 have; /* epoch */
} subs[3];
+ int fs_cluster_id; /* "mdsmap.<id>" sub */
#ifdef CONFIG_DEBUG_FS
struct dentry *debugfs_file;