xen: use lock-byte spinlock implementation

Switch to using the lock-byte spinlock implementation, to avoid the
worst of the performance hit from ticket locks.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Christoph Lameter <clameter@linux-foundation.org>
Cc: Petr Tesarik <ptesarik@suse.cz>
Cc: Virtualization <virtualization@lists.linux-foundation.org>
Cc: Xen devel <xen-devel@lists.xensource.com>
Cc: Thomas Friebel <thomas.friebel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

0 files changed, 0 insertions, 0 deletions

path: root/net/ipv4/tcp_input.c

<?xml version='1.0' encoding='utf-8'?>
<!-- BEGIN COPYRIGHT BLOCK
     Copyright (C) 2006-2010 Red Hat, Inc.
     All rights reserved.
     Modifications: configuration parameters
     END COPYRIGHT BLOCK -->
<!--
  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
-->

<!--
  <role rolename="tomcat"/>
  <role rolename="role1"/>
  <user username="tomcat" password="tomcat" roles="tomcat"/>
  <user username="both" password="tomcat" roles="tomcat,role1"/>
  <user username="role1" password="tomcat" roles="role1"/>
-->

<!-- The host manager webapp is restricted to users with role "admin" -->
<!--<user name="tomcat" password="password" roles="admin" />-->
<!-- The manager webapp is restricted to users with role "manager" -->
<!--<user name="tomcat" password="password" roles="manager" />-->
<tomcat-users>
  <role rolename="pkiuser"/>
  <role rolename="tomcat"/>
  <role rolename="manager"/>
  <role rolename="admin"/>

  <user username="pkiuser" password="pkiuser" roles="pkiuser"/>
  <user username="tomcat" password="tomcat" roles="tomcat"/>
  <user username="admin" password="netscape" roles="admin,manager"/>
</tomcat-users>