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-rw-r--r--fs/ceph/super.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index f12d5e2955c2..452770dc9fc1 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -108,6 +108,7 @@ static int ceph_sync_fs(struct super_block *sb, int wait)
* mount options
*/
enum {
+ Opt_mds_namespace,
Opt_wsize,
Opt_rsize,
Opt_rasize,
@@ -143,6 +144,7 @@ enum {
};
static match_table_t fsopt_tokens = {
+ {Opt_mds_namespace, "mds_namespace=%d"},
{Opt_wsize, "wsize=%d"},
{Opt_rsize, "rsize=%d"},
{Opt_rasize, "rasize=%d"},
@@ -212,6 +214,9 @@ static int parse_fsopt_token(char *c, void *private)
break;
/* misc */
+ case Opt_mds_namespace:
+ fsopt->mds_namespace = intval;
+ break;
case Opt_wsize:
fsopt->wsize = intval;
break;
@@ -367,6 +372,7 @@ static int parse_mount_options(struct ceph_mount_options **pfsopt,
fsopt->max_readdir = CEPH_MAX_READDIR_DEFAULT;
fsopt->max_readdir_bytes = CEPH_MAX_READDIR_BYTES_DEFAULT;
fsopt->congestion_kb = default_congestion_kb();
+ fsopt->mds_namespace = CEPH_FS_CLUSTER_ID_NONE;
/*
* Distinguish the server list from the path in "dev_name".
@@ -457,6 +463,8 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
seq_puts(m, ",noacl");
#endif
+ if (fsopt->mds_namespace != CEPH_FS_CLUSTER_ID_NONE)
+ seq_printf(m, ",mds_namespace=%d", fsopt->mds_namespace);
if (fsopt->wsize)
seq_printf(m, ",wsize=%d", fsopt->wsize);
if (fsopt->rsize != CEPH_RSIZE_DEFAULT)
@@ -530,6 +538,7 @@ static struct ceph_fs_client *create_fs_client(struct ceph_mount_options *fsopt,
goto fail;
}
fsc->client->extra_mon_dispatch = extra_mon_dispatch;
+ fsc->client->monc.fs_cluster_id = fsopt->mds_namespace;
ceph_monc_want_map(&fsc->client->monc, CEPH_SUB_MDSMAP, 0, true);
fsc->mount_options = fsopt;