ceph: allow connecting to mds whose rank >= mdsmap::m_max_mds
mdsmap::m_max_mds is the expected count of active mds. It's not the
max rank of active mds. User can decrease mdsmap::m_max_mds, but does
not stop mds whose rank >= mdsmap::m_max_mds.
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index f2ae393..4107a88 100644
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -22,20 +22,19 @@
{
int i;
struct ceph_fs_client *fsc = s->private;
+ struct ceph_mdsmap *mdsmap;
if (fsc->mdsc == NULL || fsc->mdsc->mdsmap == NULL)
return 0;
- seq_printf(s, "epoch %d\n", fsc->mdsc->mdsmap->m_epoch);
- seq_printf(s, "root %d\n", fsc->mdsc->mdsmap->m_root);
- seq_printf(s, "session_timeout %d\n",
- fsc->mdsc->mdsmap->m_session_timeout);
- seq_printf(s, "session_autoclose %d\n",
- fsc->mdsc->mdsmap->m_session_autoclose);
- for (i = 0; i < fsc->mdsc->mdsmap->m_max_mds; i++) {
- struct ceph_entity_addr *addr =
- &fsc->mdsc->mdsmap->m_info[i].addr;
- int state = fsc->mdsc->mdsmap->m_info[i].state;
-
+ mdsmap = fsc->mdsc->mdsmap;
+ seq_printf(s, "epoch %d\n", mdsmap->m_epoch);
+ seq_printf(s, "root %d\n", mdsmap->m_root);
+ seq_printf(s, "max_mds %d\n", mdsmap->m_max_mds);
+ seq_printf(s, "session_timeout %d\n", mdsmap->m_session_timeout);
+ seq_printf(s, "session_autoclose %d\n", mdsmap->m_session_autoclose);
+ for (i = 0; i < mdsmap->m_num_mds; i++) {
+ struct ceph_entity_addr *addr = &mdsmap->m_info[i].addr;
+ int state = mdsmap->m_info[i].state;
seq_printf(s, "\tmds%d\t%s\t(%s)\n", i,
ceph_pr_addr(&addr->in_addr),
ceph_mds_state_name(state));