Lines Matching refs:session
54 struct ceph_mds_session *session; member
1246 mds = cap->session->s_mds; in __choose_mds()
1475 struct ceph_mds_session *session) in __open_session() argument
1479 int mds = session->s_mds; in __open_session()
1485 session->s_state = CEPH_MDS_SESSION_OPENING; in __open_session()
1486 session->s_renew_requested = jiffies; in __open_session()
1489 msg = create_session_open_msg(mdsc, session->s_seq); in __open_session()
1492 ceph_con_send(&session->s_con, msg); in __open_session()
1504 struct ceph_mds_session *session; in __open_export_target_session() local
1507 session = __ceph_lookup_mds_session(mdsc, target); in __open_export_target_session()
1508 if (!session) { in __open_export_target_session()
1509 session = register_session(mdsc, target); in __open_export_target_session()
1510 if (IS_ERR(session)) in __open_export_target_session()
1511 return session; in __open_export_target_session()
1513 if (session->s_state == CEPH_MDS_SESSION_NEW || in __open_export_target_session()
1514 session->s_state == CEPH_MDS_SESSION_CLOSING) { in __open_export_target_session()
1515 ret = __open_session(mdsc, session); in __open_export_target_session()
1520 return session; in __open_export_target_session()
1526 struct ceph_mds_session *session; in ceph_mdsc_open_export_target_session() local
1531 session = __open_export_target_session(mdsc, target); in ceph_mdsc_open_export_target_session()
1534 return session; in ceph_mdsc_open_export_target_session()
1538 struct ceph_mds_session *session) in __open_export_target_sessions() argument
1542 int i, mds = session->s_mds; in __open_export_target_sessions()
1549 session->s_mds, mi->num_export_targets); in __open_export_target_sessions()
1558 struct ceph_mds_session *session) in ceph_mdsc_open_export_target_sessions() argument
1561 __open_export_target_sessions(mdsc, session); in ceph_mdsc_open_export_target_sessions()
1569 static void detach_cap_releases(struct ceph_mds_session *session, in detach_cap_releases() argument
1572 lockdep_assert_held(&session->s_cap_lock); in detach_cap_releases()
1574 list_splice_init(&session->s_cap_releases, target); in detach_cap_releases()
1575 session->s_num_cap_releases = 0; in detach_cap_releases()
1576 dout("dispose_cap_releases mds%d\n", session->s_mds); in detach_cap_releases()
1592 struct ceph_mds_session *session) in cleanup_session_requests() argument
1597 dout("cleanup_session_requests mds%d\n", session->s_mds); in cleanup_session_requests()
1599 while (!list_empty(&session->s_unsafe)) { in cleanup_session_requests()
1600 req = list_first_entry(&session->s_unsafe, in cleanup_session_requests()
1616 req->r_session->s_mds == session->s_mds) in cleanup_session_requests()
1628 int ceph_iterate_session_caps(struct ceph_mds_session *session, in ceph_iterate_session_caps() argument
1638 dout("iterate_session_caps %p mds%d\n", session, session->s_mds); in ceph_iterate_session_caps()
1639 spin_lock(&session->s_cap_lock); in ceph_iterate_session_caps()
1640 p = session->s_caps.next; in ceph_iterate_session_caps()
1641 while (p != &session->s_caps) { in ceph_iterate_session_caps()
1648 session->s_cap_iterator = cap; in ceph_iterate_session_caps()
1649 spin_unlock(&session->s_cap_lock); in ceph_iterate_session_caps()
1656 ceph_put_cap(session->s_mdsc, old_cap); in ceph_iterate_session_caps()
1663 spin_lock(&session->s_cap_lock); in ceph_iterate_session_caps()
1668 BUG_ON(cap->session != session); in ceph_iterate_session_caps()
1669 cap->session = NULL; in ceph_iterate_session_caps()
1671 session->s_nr_caps--; in ceph_iterate_session_caps()
1672 atomic64_dec(&session->s_mdsc->metric.total_caps); in ceph_iterate_session_caps()
1674 __ceph_queue_cap_release(session, cap); in ceph_iterate_session_caps()
1683 session->s_cap_iterator = NULL; in ceph_iterate_session_caps()
1684 spin_unlock(&session->s_cap_lock); in ceph_iterate_session_caps()
1688 ceph_put_cap(session->s_mdsc, old_cap); in ceph_iterate_session_caps()
1717 static void remove_session_caps(struct ceph_mds_session *session) in remove_session_caps() argument
1719 struct ceph_fs_client *fsc = session->s_mdsc->fsc; in remove_session_caps()
1723 dout("remove_session_caps on %p\n", session); in remove_session_caps()
1724 ceph_iterate_session_caps(session, remove_session_caps_cb, fsc); in remove_session_caps()
1728 spin_lock(&session->s_cap_lock); in remove_session_caps()
1729 if (session->s_nr_caps > 0) { in remove_session_caps()
1740 while (!list_empty(&session->s_caps)) { in remove_session_caps()
1741 cap = list_entry(session->s_caps.next, in remove_session_caps()
1747 spin_unlock(&session->s_cap_lock); in remove_session_caps()
1752 spin_lock(&session->s_cap_lock); in remove_session_caps()
1757 detach_cap_releases(session, &dispose); in remove_session_caps()
1759 BUG_ON(session->s_nr_caps > 0); in remove_session_caps()
1760 BUG_ON(!list_empty(&session->s_cap_flushing)); in remove_session_caps()
1761 spin_unlock(&session->s_cap_lock); in remove_session_caps()
1762 dispose_cap_releases(session->s_mdsc, &dispose); in remove_session_caps()
1789 if (cap->cap_gen < atomic_read(&cap->session->s_cap_gen)) { in wake_up_session_cb()
1801 static void wake_up_session_caps(struct ceph_mds_session *session, int ev) in wake_up_session_caps() argument
1803 dout("wake_up_session_caps %p mds%d\n", session, session->s_mds); in wake_up_session_caps()
1804 ceph_iterate_session_caps(session, wake_up_session_cb, in wake_up_session_caps()
1815 struct ceph_mds_session *session) in send_renew_caps() argument
1820 if (time_after_eq(jiffies, session->s_cap_ttl) && in send_renew_caps()
1821 time_after_eq(session->s_cap_ttl, session->s_renew_requested)) in send_renew_caps()
1822 pr_info("mds%d caps stale\n", session->s_mds); in send_renew_caps()
1823 session->s_renew_requested = jiffies; in send_renew_caps()
1827 state = ceph_mdsmap_get_state(mdsc->mdsmap, session->s_mds); in send_renew_caps()
1830 session->s_mds, ceph_mds_state_name(state)); in send_renew_caps()
1834 dout("send_renew_caps to mds%d (%s)\n", session->s_mds, in send_renew_caps()
1837 ++session->s_renew_seq); in send_renew_caps()
1840 ceph_con_send(&session->s_con, msg); in send_renew_caps()
1845 struct ceph_mds_session *session, u64 seq) in send_flushmsg_ack() argument
1850 session->s_mds, ceph_session_state_name(session->s_state), seq); in send_flushmsg_ack()
1854 ceph_con_send(&session->s_con, msg); in send_flushmsg_ack()
1865 struct ceph_mds_session *session, int is_renew) in renewed_caps() argument
1870 spin_lock(&session->s_cap_lock); in renewed_caps()
1871 was_stale = is_renew && time_after_eq(jiffies, session->s_cap_ttl); in renewed_caps()
1873 session->s_cap_ttl = session->s_renew_requested + in renewed_caps()
1877 if (time_before(jiffies, session->s_cap_ttl)) { in renewed_caps()
1878 pr_info("mds%d caps renewed\n", session->s_mds); in renewed_caps()
1881 pr_info("mds%d caps still stale\n", session->s_mds); in renewed_caps()
1885 session->s_mds, session->s_cap_ttl, was_stale ? "stale" : "fresh", in renewed_caps()
1886 time_before(jiffies, session->s_cap_ttl) ? "stale" : "fresh"); in renewed_caps()
1887 spin_unlock(&session->s_cap_lock); in renewed_caps()
1890 wake_up_session_caps(session, RENEWCAPS); in renewed_caps()
1896 static int request_close_session(struct ceph_mds_session *session) in request_close_session() argument
1901 session->s_mds, ceph_session_state_name(session->s_state), in request_close_session()
1902 session->s_seq); in request_close_session()
1904 session->s_seq); in request_close_session()
1907 ceph_con_send(&session->s_con, msg); in request_close_session()
1915 struct ceph_mds_session *session) in __close_session() argument
1917 if (session->s_state >= CEPH_MDS_SESSION_CLOSING) in __close_session()
1919 session->s_state = CEPH_MDS_SESSION_CLOSING; in __close_session()
1920 return request_close_session(session); in __close_session()
2030 struct ceph_mds_session *session, in ceph_trim_caps() argument
2033 int trim_caps = session->s_nr_caps - max_caps; in ceph_trim_caps()
2036 session->s_mds, session->s_nr_caps, max_caps, trim_caps); in ceph_trim_caps()
2040 ceph_iterate_session_caps(session, trim_caps_cb, &remaining); in ceph_trim_caps()
2042 session->s_mds, session->s_nr_caps, max_caps, in ceph_trim_caps()
2046 ceph_flush_cap_releases(mdsc, session); in ceph_trim_caps()
2090 struct ceph_mds_session *session) in ceph_send_cap_releases() argument
2105 spin_lock(&session->s_cap_lock); in ceph_send_cap_releases()
2107 list_splice_init(&session->s_cap_releases, &tmp_list); in ceph_send_cap_releases()
2108 num_cap_releases = session->s_num_cap_releases; in ceph_send_cap_releases()
2109 session->s_num_cap_releases = 0; in ceph_send_cap_releases()
2110 spin_unlock(&session->s_cap_lock); in ceph_send_cap_releases()
2150 dout("send_cap_releases mds%d %p\n", session->s_mds, msg); in ceph_send_cap_releases()
2151 ceph_con_send(&session->s_con, msg); in ceph_send_cap_releases()
2158 spin_lock(&session->s_cap_lock); in ceph_send_cap_releases()
2159 if (!list_empty(&session->s_cap_releases)) in ceph_send_cap_releases()
2161 spin_unlock(&session->s_cap_lock); in ceph_send_cap_releases()
2170 dout("send_cap_releases mds%d %p\n", session->s_mds, msg); in ceph_send_cap_releases()
2171 ceph_con_send(&session->s_con, msg); in ceph_send_cap_releases()
2176 session->s_mds); in ceph_send_cap_releases()
2177 spin_lock(&session->s_cap_lock); in ceph_send_cap_releases()
2178 list_splice(&tmp_list, &session->s_cap_releases); in ceph_send_cap_releases()
2179 session->s_num_cap_releases += num_cap_releases; in ceph_send_cap_releases()
2180 spin_unlock(&session->s_cap_lock); in ceph_send_cap_releases()
2185 struct ceph_mds_session *session = in ceph_cap_release_work() local
2188 mutex_lock(&session->s_mutex); in ceph_cap_release_work()
2189 if (session->s_state == CEPH_MDS_SESSION_OPEN || in ceph_cap_release_work()
2190 session->s_state == CEPH_MDS_SESSION_HUNG) in ceph_cap_release_work()
2191 ceph_send_cap_releases(session->s_mdsc, session); in ceph_cap_release_work()
2192 mutex_unlock(&session->s_mutex); in ceph_cap_release_work()
2193 ceph_put_mds_session(session); in ceph_cap_release_work()
2197 struct ceph_mds_session *session) in ceph_flush_cap_releases() argument
2202 ceph_get_mds_session(session); in ceph_flush_cap_releases()
2204 &session->s_cap_release_work)) { in ceph_flush_cap_releases()
2207 ceph_put_mds_session(session); in ceph_flush_cap_releases()
2215 void __ceph_queue_cap_release(struct ceph_mds_session *session, in __ceph_queue_cap_release() argument
2218 list_add_tail(&cap->session_caps, &session->s_cap_releases); in __ceph_queue_cap_release()
2219 session->s_num_cap_releases++; in __ceph_queue_cap_release()
2221 if (!(session->s_num_cap_releases % CEPH_CAPS_PER_RELEASE)) in __ceph_queue_cap_release()
2222 ceph_flush_cap_releases(session->s_mdsc, session); in __ceph_queue_cap_release()
2539 static struct ceph_msg *create_request_message(struct ceph_mds_session *session, in create_request_message() argument
2543 int mds = session->s_mds; in create_request_message()
2544 struct ceph_mds_client *mdsc = session->s_mdsc; in create_request_message()
2556 bool legacy = !(session->s_con.peer_features & CEPH_FEATURE_FS_BTIME); in create_request_message()
2723 static int __prepare_send_request(struct ceph_mds_session *session, in __prepare_send_request() argument
2727 int mds = session->s_mds; in __prepare_send_request()
2728 struct ceph_mds_client *mdsc = session->s_mdsc; in __prepare_send_request()
2778 session->s_con.peer_features); in __prepare_send_request()
2804 msg = create_request_message(session, req, drop_cap_releases); in __prepare_send_request()
2812 session->s_con.peer_features); in __prepare_send_request()
2831 static int __send_request(struct ceph_mds_session *session, in __send_request() argument
2837 err = __prepare_send_request(session, req, drop_cap_releases); in __send_request()
2840 ceph_con_send(&session->s_con, req->r_request); in __send_request()
2852 struct ceph_mds_session *session = NULL; in __do_request() local
2908 session = __ceph_lookup_mds_session(mdsc, mds); in __do_request()
2909 if (!session) { in __do_request()
2910 session = register_session(mdsc, mds); in __do_request()
2911 if (IS_ERR(session)) { in __do_request()
2912 err = PTR_ERR(session); in __do_request()
2916 req->r_session = ceph_get_mds_session(session); in __do_request()
2918 dout("do_request mds%d session %p state %s\n", mds, session, in __do_request()
2919 ceph_session_state_name(session->s_state)); in __do_request()
2925 !test_bit(req->r_feature_needed, &session->s_features)) { in __do_request()
2930 if (session->s_state != CEPH_MDS_SESSION_OPEN && in __do_request()
2931 session->s_state != CEPH_MDS_SESSION_HUNG) { in __do_request()
2947 if (session->s_state == CEPH_MDS_SESSION_REJECTED) { in __do_request()
2955 if (session->s_state == CEPH_MDS_SESSION_NEW || in __do_request()
2956 session->s_state == CEPH_MDS_SESSION_CLOSING) { in __do_request()
2957 err = __open_session(mdsc, session); in __do_request()
2964 list_add(&req->r_wait, &session->s_waiting); in __do_request()
3011 cap->session->s_mds, session->s_mds); in __do_request()
3014 spin_lock(&cap->session->s_cap_lock); in __do_request()
3015 cap->session->s_nr_caps--; in __do_request()
3017 spin_unlock(&cap->session->s_cap_lock); in __do_request()
3021 cap->session = session; in __do_request()
3022 spin_lock(&session->s_cap_lock); in __do_request()
3023 session->s_nr_caps++; in __do_request()
3024 list_add_tail(&cap->session_caps, &session->s_caps); in __do_request()
3025 spin_unlock(&session->s_cap_lock); in __do_request()
3027 change_auth_cap_ses(ci, session); in __do_request()
3032 err = __send_request(session, req, false); in __do_request()
3035 ceph_put_mds_session(session); in __do_request()
3238 static void handle_reply(struct ceph_mds_session *session, struct ceph_msg *msg) in handle_reply() argument
3240 struct ceph_mds_client *mdsc = session->s_mdsc; in handle_reply()
3247 int mds = session->s_mds; in handle_reply()
3267 if (req->r_session != session) { in handle_reply()
3269 " not mds%d\n", tid, session->s_mds, in handle_reply()
3320 if (test_bit(CEPHFS_FEATURE_REPLY_ENCODING, &session->s_features)) in handle_reply()
3321 err = parse_reply_info(session, msg, rinfo, (u64)-1); in handle_reply()
3323 err = parse_reply_info(session, msg, rinfo, session->s_con.peer_features); in handle_reply()
3337 mutex_lock(&session->s_mutex); in handle_reply()
3343 mutex_lock(&session->s_mutex); in handle_reply()
3406 mutex_unlock(&session->s_mutex); in handle_reply()
3424 struct ceph_mds_session *session, in handle_forward() argument
3532 static void handle_session(struct ceph_mds_session *session, in handle_session() argument
3535 struct ceph_mds_client *mdsc = session->s_mdsc; in handle_session()
3536 int mds = session->s_mds; in handle_session()
3583 pr_warn("mds%d session blocklisted\n", session->s_mds); in handle_session()
3590 ceph_get_mds_session(session); in handle_session()
3591 __unregister_session(mdsc, session); in handle_session()
3594 session->s_ttl = jiffies + HZ*mdsc->mdsmap->m_session_autoclose; in handle_session()
3597 mutex_lock(&session->s_mutex); in handle_session()
3600 mds, ceph_session_op_name(op), session, in handle_session()
3601 ceph_session_state_name(session->s_state), seq); in handle_session()
3603 if (session->s_state == CEPH_MDS_SESSION_HUNG) { in handle_session()
3604 session->s_state = CEPH_MDS_SESSION_OPEN; in handle_session()
3605 pr_info("mds%d came back\n", session->s_mds); in handle_session()
3610 if (session->s_state == CEPH_MDS_SESSION_RECONNECTING) in handle_session()
3611 pr_info("mds%d reconnect success\n", session->s_mds); in handle_session()
3613 if (session->s_state == CEPH_MDS_SESSION_OPEN) { in handle_session()
3614 pr_notice("mds%d is already opened\n", session->s_mds); in handle_session()
3616 session->s_state = CEPH_MDS_SESSION_OPEN; in handle_session()
3617 session->s_features = features; in handle_session()
3618 renewed_caps(mdsc, session, 0); in handle_session()
3620 &session->s_features)) in handle_session()
3629 if (!session->s_seq && seq) in handle_session()
3630 session->s_seq = seq; in handle_session()
3634 __close_session(mdsc, session); in handle_session()
3638 if (session->s_renew_seq == seq) in handle_session()
3639 renewed_caps(mdsc, session, 1); in handle_session()
3643 if (session->s_state == CEPH_MDS_SESSION_RECONNECTING) in handle_session()
3644 pr_info("mds%d reconnect denied\n", session->s_mds); in handle_session()
3645 session->s_state = CEPH_MDS_SESSION_CLOSED; in handle_session()
3646 cleanup_session_requests(mdsc, session); in handle_session()
3647 remove_session_caps(session); in handle_session()
3654 session->s_mds); in handle_session()
3655 atomic_inc(&session->s_cap_gen); in handle_session()
3656 session->s_cap_ttl = jiffies - 1; in handle_session()
3657 send_renew_caps(mdsc, session); in handle_session()
3661 ceph_trim_caps(mdsc, session, le32_to_cpu(h->max_caps)); in handle_session()
3665 send_flushmsg_ack(mdsc, session, seq); in handle_session()
3669 dout("force_session_readonly %p\n", session); in handle_session()
3670 spin_lock(&session->s_cap_lock); in handle_session()
3671 session->s_readonly = true; in handle_session()
3672 spin_unlock(&session->s_cap_lock); in handle_session()
3673 wake_up_session_caps(session, FORCE_RO); in handle_session()
3677 WARN_ON(session->s_state != CEPH_MDS_SESSION_OPENING); in handle_session()
3678 pr_info("mds%d rejected session\n", session->s_mds); in handle_session()
3679 session->s_state = CEPH_MDS_SESSION_REJECTED; in handle_session()
3680 cleanup_session_requests(mdsc, session); in handle_session()
3681 remove_session_caps(session); in handle_session()
3692 mutex_unlock(&session->s_mutex); in handle_session()
3695 __wake_requests(mdsc, &session->s_waiting); in handle_session()
3701 ceph_put_mds_session(session); in handle_session()
3738 struct ceph_mds_session *session) in replay_unsafe_requests() argument
3743 dout("replay_unsafe_requests mds%d\n", session->s_mds); in replay_unsafe_requests()
3746 list_for_each_entry_safe(req, nreq, &session->s_unsafe, r_unsafe_item) in replay_unsafe_requests()
3747 __send_request(session, req, true); in replay_unsafe_requests()
3763 if (req->r_session->s_mds != session->s_mds) in replay_unsafe_requests()
3768 __send_request(session, req, true); in replay_unsafe_requests()
3834 ceph_con_send(&recon_state->session->s_con, reply); in send_reconnect_partial()
3924 cap->cap_gen = atomic_read(&cap->session->s_cap_gen); in reconnect_caps_cb()
4135 struct ceph_mds_session *session) in send_mds_reconnect() argument
4138 int mds = session->s_mds; in send_mds_reconnect()
4141 .session = session, in send_mds_reconnect()
4155 xa_destroy(&session->s_delegated_inos); in send_mds_reconnect()
4157 mutex_lock(&session->s_mutex); in send_mds_reconnect()
4158 session->s_state = CEPH_MDS_SESSION_RECONNECTING; in send_mds_reconnect()
4159 session->s_seq = 0; in send_mds_reconnect()
4161 dout("session %p state %s\n", session, in send_mds_reconnect()
4162 ceph_session_state_name(session->s_state)); in send_mds_reconnect()
4164 atomic_inc(&session->s_cap_gen); in send_mds_reconnect()
4166 spin_lock(&session->s_cap_lock); in send_mds_reconnect()
4168 session->s_readonly = 0; in send_mds_reconnect()
4174 session->s_cap_reconnect = 1; in send_mds_reconnect()
4176 detach_cap_releases(session, &dispose); in send_mds_reconnect()
4177 spin_unlock(&session->s_cap_lock); in send_mds_reconnect()
4184 ceph_con_close(&session->s_con); in send_mds_reconnect()
4185 ceph_con_open(&session->s_con, in send_mds_reconnect()
4190 replay_unsafe_requests(mdsc, session); in send_mds_reconnect()
4192 ceph_early_kick_flushing_caps(mdsc, session); in send_mds_reconnect()
4201 if (test_bit(CEPHFS_FEATURE_MULTI_RECONNECT, &session->s_features)) { in send_mds_reconnect()
4204 } else if (session->s_con.peer_features & CEPH_FEATURE_MDSENC) { in send_mds_reconnect()
4210 err = ceph_iterate_session_caps(session, reconnect_caps_cb, &recon_state); in send_mds_reconnect()
4212 spin_lock(&session->s_cap_lock); in send_mds_reconnect()
4213 session->s_cap_reconnect = 0; in send_mds_reconnect()
4214 spin_unlock(&session->s_cap_lock); in send_mds_reconnect()
4277 ceph_con_send(&session->s_con, reply); in send_mds_reconnect()
4279 mutex_unlock(&session->s_mutex); in send_mds_reconnect()
4282 __wake_requests(mdsc, &session->s_waiting); in send_mds_reconnect()
4292 mutex_unlock(&session->s_mutex); in send_mds_reconnect()
4481 struct ceph_mds_session *session, in handle_lease() argument
4488 int mds = session->s_mds; in handle_lease()
4514 mutex_lock(&session->s_mutex); in handle_lease()
4515 inc_session_sequence(session); in handle_lease()
4539 if (di->lease_session == session) { in handle_lease()
4548 if (di->lease_session == session && in handle_lease()
4549 di->lease_gen == atomic_read(&session->s_cap_gen) && in handle_lease()
4573 ceph_con_send(&session->s_con, msg); in handle_lease()
4576 mutex_unlock(&session->s_mutex); in handle_lease()
4585 void ceph_mdsc_lease_send_msg(struct ceph_mds_session *session, in ceph_mdsc_lease_send_msg() argument
4595 dentry, ceph_lease_op_name(action), session->s_mds); in ceph_mdsc_lease_send_msg()
4614 ceph_con_send(&session->s_con, msg); in ceph_mdsc_lease_send_msg()
5019 struct ceph_mds_session *session; in ceph_mdsc_close_sessions() local
5028 session = __ceph_lookup_mds_session(mdsc, i); in ceph_mdsc_close_sessions()
5029 if (!session) in ceph_mdsc_close_sessions()
5032 mutex_lock(&session->s_mutex); in ceph_mdsc_close_sessions()
5033 if (__close_session(mdsc, session) <= 0) in ceph_mdsc_close_sessions()
5035 mutex_unlock(&session->s_mutex); in ceph_mdsc_close_sessions()
5036 ceph_put_mds_session(session); in ceph_mdsc_close_sessions()
5050 session = ceph_get_mds_session(mdsc->sessions[i]); in ceph_mdsc_close_sessions()
5051 __unregister_session(mdsc, session); in ceph_mdsc_close_sessions()
5053 mutex_lock(&session->s_mutex); in ceph_mdsc_close_sessions()
5054 remove_session_caps(session); in ceph_mdsc_close_sessions()
5055 mutex_unlock(&session->s_mutex); in ceph_mdsc_close_sessions()
5056 ceph_put_mds_session(session); in ceph_mdsc_close_sessions()
5074 struct ceph_mds_session *session; in ceph_mdsc_force_umount() local
5081 session = __ceph_lookup_mds_session(mdsc, mds); in ceph_mdsc_force_umount()
5082 if (!session) in ceph_mdsc_force_umount()
5085 if (session->s_state == CEPH_MDS_SESSION_REJECTED) in ceph_mdsc_force_umount()
5086 __unregister_session(mdsc, session); in ceph_mdsc_force_umount()
5087 __wake_requests(mdsc, &session->s_waiting); in ceph_mdsc_force_umount()
5090 mutex_lock(&session->s_mutex); in ceph_mdsc_force_umount()
5091 __close_session(mdsc, session); in ceph_mdsc_force_umount()
5092 if (session->s_state == CEPH_MDS_SESSION_CLOSING) { in ceph_mdsc_force_umount()
5093 cleanup_session_requests(mdsc, session); in ceph_mdsc_force_umount()
5094 remove_session_caps(session); in ceph_mdsc_force_umount()
5096 mutex_unlock(&session->s_mutex); in ceph_mdsc_force_umount()
5097 ceph_put_mds_session(session); in ceph_mdsc_force_umount()