diff options
Diffstat (limited to 'fs/dlm/lowcomms.c')
| -rw-r--r-- | fs/dlm/lowcomms.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index bc04f5e3af7a..749deb3b69b2 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -514,17 +514,24 @@ static void make_sockaddr(struct sockaddr_storage *saddr, uint16_t port, } /* Close a remote connection and tidy up */ -static void close_connection(struct connection *con, bool and_other) +static void close_connection(struct connection *con, bool and_other, + bool tx, bool rx) { - mutex_lock(&con->sock_mutex); + clear_bit(CF_CONNECT_PENDING, &con->flags); + clear_bit(CF_WRITE_PENDING, &con->flags); + if (tx && cancel_work_sync(&con->swork)) + log_print("canceled swork for node %d", con->nodeid); + if (rx && cancel_work_sync(&con->rwork)) + log_print("canceled rwork for node %d", con->nodeid); + mutex_lock(&con->sock_mutex); if (con->sock) { sock_release(con->sock); con->sock = NULL; } if (con->othercon && and_other) { /* Will only re-enter once. */ - close_connection(con->othercon, false); + close_connection(con->othercon, false, true, true); } if (con->rx_page) { __free_page(con->rx_page); @@ -902,7 +909,7 @@ out_resched: out_close: mutex_unlock(&con->sock_mutex); if (ret != -EAGAIN) { - close_connection(con, false); + close_connection(con, false, true, false); /* Reconnect when there is something to send */ } /* Don't return success if we really got EOF */ @@ -1622,7 +1629,7 @@ out: send_error: mutex_unlock(&con->sock_mutex); - close_connection(con, false); + close_connection(con, false, false, true); lowcomms_connect_sock(con); return; @@ -1654,15 +1661,9 @@ int dlm_lowcomms_close(int nodeid) log_print("closing connection to node %d", nodeid); con = nodeid2con(nodeid, 0); if (con) { - clear_bit(CF_CONNECT_PENDING, &con->flags); - clear_bit(CF_WRITE_PENDING, &con->flags); set_bit(CF_CLOSE, &con->flags); - if (cancel_work_sync(&con->swork)) - log_print("canceled swork for node %d", nodeid); - if (cancel_work_sync(&con->rwork)) - log_print("canceled rwork for node %d", nodeid); + close_connection(con, true, true, true); clean_one_writequeue(con); - close_connection(con, true); } spin_lock(&dlm_node_addrs_spin); @@ -1745,7 +1746,7 @@ static void stop_conn(struct connection *con) static void free_conn(struct connection *con) { - close_connection(con, true); + close_connection(con, true, true, true); if (con->othercon) kmem_cache_free(con_cache, con->othercon); hlist_del(&con->list); @@ -1816,7 +1817,7 @@ fail_unlisten: dlm_allow_conn = 0; con = nodeid2con(0,0); if (con) { - close_connection(con, false); + close_connection(con, false, true, true); kmem_cache_free(con_cache, con); } fail_destroy: |