427 						   int mds)  in __ceph_lookup_mds_session()  argument
431 	if (mds >= mdsc->max_sessions || !mdsc->sessions[mds])  in __ceph_lookup_mds_session()
433 	session = mdsc->sessions[mds];  in __ceph_lookup_mds_session()
440 static bool __have_session(struct ceph_mds_client *mdsc, int mds)  in __have_session()  argument
442 	if (mds >= mdsc->max_sessions || !mdsc->sessions[mds])  in __have_session()
462 						 int mds)  in register_session()  argument
466 	if (mds >= mdsc->mdsmap->m_num_mds)  in register_session()
473 	if (mds >= mdsc->max_sessions) {  in register_session()
474 		int newmax = 1 << get_count_order(mds + 1);  in register_session()
490 	dout("%s: mds%d\n", __func__, mds);  in register_session()
492 	s->s_mds = mds;  in register_session()
519 	mdsc->sessions[mds] = s;  in register_session()
523 	ceph_con_open(&s->s_con, CEPH_ENTITY_TYPE_MDS, mds,  in register_session()
524 		      ceph_mdsmap_get_addr(mdsc->mdsmap, mds));  in register_session()
746 	int mds = -1;  in __choose_mds()  local
829 				mds = frag.dist[r];  in __choose_mds()
833 				     frag.frag, mds,  in __choose_mds()
835 				if (ceph_mdsmap_get_state(mdsc->mdsmap, mds) >=  in __choose_mds()
844 			if (frag.mds >= 0) {  in __choose_mds()
846 				mds = frag.mds;  in __choose_mds()
849 				     inode, ceph_vinop(inode), frag.frag, mds);  in __choose_mds()
850 				if (ceph_mdsmap_get_state(mdsc->mdsmap, mds) >=  in __choose_mds()
868 	mds = cap->session->s_mds;  in __choose_mds()
870 	     inode, ceph_vinop(inode), mds,  in __choose_mds()
875 	return mds;  in __choose_mds()
878 	mds = ceph_mdsmap_get_random_mds(mdsc->mdsmap);  in __choose_mds()
879 	dout("choose_mds chose random mds%d\n", mds);  in __choose_mds()
880 	return mds;  in __choose_mds()
1018 	int mds = session->s_mds;  in __open_session()  local
1021 	mstate = ceph_mdsmap_get_state(mdsc->mdsmap, mds);  in __open_session()
1022 	dout("open_session to mds%d (%s)\n", mds,  in __open_session()
1077 	int i, mds = session->s_mds;  in __open_export_target_sessions()  local
1079 	if (mds >= mdsc->mdsmap->m_num_mds)  in __open_export_target_sessions()
1082 	mi = &mdsc->mdsmap->m_info[mds];  in __open_export_target_sessions()
2030 					       int mds, bool drop_cap_releases)  in create_request_message()  argument
2104 		      mds, req->r_inode_drop, req->r_inode_unless, 0);  in create_request_message()
2107 				req->r_parent, mds, req->r_dentry_drop,  in create_request_message()
2111 				req->r_old_dentry_dir, mds,  in create_request_message()
2117 		      mds, req->r_old_inode_drop, req->r_old_inode_unless, 0);  in create_request_message()
2176 				  int mds, bool drop_cap_releases)  in __prepare_send_request()  argument
2185 			ceph_get_cap_for_mds(ceph_inode(req->r_inode), mds);  in __prepare_send_request()
2235 	msg = create_request_message(mdsc, req, mds, drop_cap_releases);  in __prepare_send_request()
2264 	int mds = -1;  in __do_request()  local
2306 	mds = __choose_mds(mdsc, req);  in __do_request()
2307 	if (mds < 0 ||  in __do_request()
2308 	    ceph_mdsmap_get_state(mdsc->mdsmap, mds) < CEPH_MDS_STATE_ACTIVE) {  in __do_request()
2315 	session = __ceph_lookup_mds_session(mdsc, mds);  in __do_request()
2317 		session = register_session(mdsc, mds);  in __do_request()
2325 	dout("do_request mds%d session %p state %s\n", mds, session,  in __do_request()
2346 	err = __prepare_send_request(mdsc, req, mds, false);  in __do_request()
2388 static void kick_requests(struct ceph_mds_client *mdsc, int mds)  in kick_requests()  argument
2393 	dout("kick_requests mds%d\n", mds);  in kick_requests()
2402 		    req->r_session->s_mds == mds) {  in kick_requests()
2535 	int mds = session->s_mds;  in handle_reply()  local
2567 			   head->safe ? "safe" : "unsafe", tid, mds);  in handle_reply()
2573 			   tid, mds);  in handle_reply()
2597 			int mds = __choose_mds(mdsc, req);  in handle_reply()  local
2598 			if (mds >= 0 && mds != req->r_session->s_mds) {  in handle_reply()
2621 			dout("got safe reply %llu, mds%d\n", tid, mds);  in handle_reply()
2649 		pr_err("mdsc_handle_reply got corrupt reply mds%d(tid:%lld)\n", mds, tid);  in handle_reply()
2777 	int mds = session->s_mds;  in handle_session()  local
2799 	     mds, ceph_session_op_name(op), session,  in handle_session()
2868 		pr_err("mdsc_handle_session bad op %d mds%d\n", op, mds);  in handle_session()
2877 			kick_requests(mdsc, mds);  in handle_session()
2885 	pr_err("mdsc_handle_session corrupt message mds%d len %d\n", mds,  in handle_session()
3120 	int mds = session->s_mds;  in send_mds_reconnect()  local
3127 	pr_info("mds%d reconnect start\n", mds);  in send_mds_reconnect()
3169 		      CEPH_ENTITY_TYPE_MDS, mds,  in send_mds_reconnect()
3170 		      ceph_mdsmap_get_addr(mdsc->mdsmap, mds));  in send_mds_reconnect()
3253 	pr_err("error %d preparing reconnect for mds%d\n", err, mds);  in send_mds_reconnect()
3394 	int mds = session->s_mds;  in handle_lease()  local
3401 	dout("handle_lease from mds%d\n", mds);  in handle_lease()
3875 	int mds;  in ceph_mdsc_force_umount()  local
3880 	for (mds = 0; mds < mdsc->max_sessions; mds++) {  in ceph_mdsc_force_umount()
3881 		session = __ceph_lookup_mds_session(mdsc, mds);  in ceph_mdsc_force_umount()
3894 		kick_requests(mdsc, mds);  in ceph_mdsc_force_umount()