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-rw-r--r--net/tipc/node_subscr.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/net/tipc/node_subscr.c b/net/tipc/node_subscr.c
deleted file mode 100644
index 2d13eea8574a..000000000000
--- a/net/tipc/node_subscr.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/*
- * net/tipc/node_subscr.c: TIPC "node down" subscription handling
- *
- * Copyright (c) 1995-2006, Ericsson AB
- * Copyright (c) 2005, 2010-2011, Wind River Systems
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the names of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "core.h"
-#include "node_subscr.h"
-#include "node.h"
-
-/**
- * tipc_nodesub_subscribe - create "node down" subscription for specified node
- */
-void tipc_nodesub_subscribe(struct tipc_node_subscr *node_sub, u32 addr,
- void *usr_handle, net_ev_handler handle_down)
-{
- if (in_own_node(addr)) {
- node_sub->node = NULL;
- return;
- }
-
- node_sub->node = tipc_node_find(addr);
- if (!node_sub->node) {
- pr_warn("Node subscription rejected, unknown node 0x%x\n",
- addr);
- return;
- }
- node_sub->handle_node_down = handle_down;
- node_sub->usr_handle = usr_handle;
-
- tipc_node_lock(node_sub->node);
- list_add_tail(&node_sub->nodesub_list, &node_sub->node->nsub);
- tipc_node_unlock(node_sub->node);
-}
-
-/**
- * tipc_nodesub_unsubscribe - cancel "node down" subscription (if any)
- */
-void tipc_nodesub_unsubscribe(struct tipc_node_subscr *node_sub)
-{
- if (!node_sub->node)
- return;
-
- tipc_node_lock(node_sub->node);
- list_del_init(&node_sub->nodesub_list);
- tipc_node_unlock(node_sub->node);
-}
-
-/**
- * tipc_nodesub_notify - notify subscribers that a node is unreachable
- *
- * Note: node is locked by caller
- */
-void tipc_nodesub_notify(struct list_head *nsub_list)
-{
- struct tipc_node_subscr *ns, *safe;
- net_ev_handler handle_node_down;
-
- list_for_each_entry_safe(ns, safe, nsub_list, nodesub_list) {
- handle_node_down = ns->handle_node_down;
- if (handle_node_down) {
- ns->handle_node_down = NULL;
- handle_node_down(ns->usr_handle);
- }
- }
-}