9p: Make sure we are able to clunk the cached fid on umount

[safe/jmp/linux-2.6] / net / tipc / handler.c

diff --git a/net/tipc/handler.c b/net/tipc/handler.c
index c8fbb20..0c70010 100644 (file)
--- a/net/tipc/handler.c
+++ b/net/tipc/handler.c
@@ -1,33 +1,36 @@
 /*
  * net/tipc/handler.c: TIPC signal handling
- * 
- * Copyright (c) 2003-2005, Ericsson Research Canada
+ *
+ * Copyright (c) 2000-2006, Ericsson AB
  * Copyright (c) 2005, Wind River Systems
- * Copyright (c) 2005-2006, Ericsson AB
  * All rights reserved.
  *
- * Redistribution and use in source and binary forms, with or without 
+ * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
- * Redistributions of source code must retain the above copyright notice, this 
- * list of conditions and the following disclaimer.
- * 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.
- * 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.
+ * 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 
+ * 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.
  */
 
@@ -39,9 +42,9 @@ struct queue_item {
        unsigned long data;
 };
 
-static kmem_cache_t *tipc_queue_item_cache;
+static struct kmem_cache *tipc_queue_item_cache;
 static struct list_head signal_queue_head;
-static spinlock_t qitem_lock = SPIN_LOCK_UNLOCKED;
+static DEFINE_SPINLOCK(qitem_lock);
 static int handler_enabled = 0;
 
 static void process_signal_queue(unsigned long dummy);
@@ -49,7 +52,7 @@ static void process_signal_queue(unsigned long dummy);
 static DECLARE_TASKLET_DISABLED(tipc_tasklet, process_signal_queue, 0);
 
 
-unsigned int k_signal(Handler routine, unsigned long argument)
+unsigned int tipc_k_signal(Handler routine, unsigned long argument)
 {
        struct queue_item *item;
 
@@ -90,11 +93,11 @@ static void process_signal_queue(unsigned long dummy)
        spin_unlock_bh(&qitem_lock);
 }
 
-int handler_start(void)
+int tipc_handler_start(void)
 {
-       tipc_queue_item_cache = 
+       tipc_queue_item_cache =
                kmem_cache_create("tipc_queue_items", sizeof(struct queue_item),
-                                 0, SLAB_HWCACHE_ALIGN, NULL, NULL);
+                                 0, SLAB_HWCACHE_ALIGN, NULL);
        if (!tipc_queue_item_cache)
                return -ENOMEM;
 
@@ -104,10 +107,10 @@ int handler_start(void)
        return 0;
 }
 
-void handler_stop(void)
+void tipc_handler_stop(void)
 {
        struct list_head *l, *n;
-       struct queue_item *item; 
+       struct queue_item *item;
 
        if (!handler_enabled)
                return;