From: Denis V. Lunev <den@openvz.org>
Date: Tue, 8 Jul 2008 10:05:28 +0000 (-0700)
Subject: ipv4: remove flush_mutex from ipv4_sysctl_rtcache_flush
X-Git-Tag: v2.6.27-rc1~969^2~196
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81c684d12ddc05bba4953e36e9cdd5939dde344b;p=pandora-kernel.git

ipv4: remove flush_mutex from ipv4_sysctl_rtcache_flush

It is possible to avoid locking at all in ipv4_sysctl_rtcache_flush by
defining local ctl_table on the stack.

The patch is based on the suggestion from Eric W. Biederman.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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