From: David S. Miller <davem@davemloft.net>
Date: Fri, 11 Jan 2008 05:56:38 +0000 (-0800)
Subject: [TCP]: Do not purge sk_forward_alloc entirely in tcp_delack_timer().
X-Git-Tag: v2.6.25-rc1~1162^2~788
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9993e7d313e80bdc005d09c7def91903e0068f07;p=pandora-kernel.git

[TCP]: Do not purge sk_forward_alloc entirely in tcp_delack_timer().

Otherwise we beat heavily on the global tcp_memory atomics
when all of the sockets in the system are slowly sending
perioding packet clumps.

Noticed and suggested by Eric Dumazet.

Signed-off-by: David S. Miller <davem@davemloft.net>
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