netdev - Re: [PATCH] rps: tcp: fix rps_sock_flow

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Date:	Thu, 03 Jun 2010 20:07:21 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	therbert@...gle.com, netdev@...r.kernel.org
Subject: Re: [PATCH] rps: tcp: fix rps_sock_flow_table table updates

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Thu, 03 Jun 2010 21:03:58 +0200

> I believe a moderate SYN flood attack can corrupt RFS flow table
> (rps_sock_flow_table), making RPS/RFS much less effective.
 ...
> This patch moves sock_rps_save_rxhash() to a sock locked section,
> and only for non LISTEN sockets.

This looks good to me.

Tom, please review.
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