From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [net-next PATCH 2/3] net: use the frag lru_lock to protect netns_frags.nqueues update Date: Wed, 27 Mar 2013 13:10:11 -0400 (EDT) Message-ID: <20130327.131011.171896328243899567.davem@davemloft.net> References: <20130327155238.15203.6688.stgit@dragon> <20130327155530.15203.45784.stgit@dragon> <1364401308.15753.23.camel@edumazet-glaptop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: brouer@redhat.com, netdev@vger.kernel.org, fw@strlen.de, dborkman@redhat.com, hannes@stressinduktion.org To: eric.dumazet@gmail.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:58079 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752138Ab3C0RKO (ORCPT ); Wed, 27 Mar 2013 13:10:14 -0400 In-Reply-To: <1364401308.15753.23.camel@edumazet-glaptop> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Wed, 27 Mar 2013 09:21:48 -0700 > On Wed, 2013-03-27 at 16:55 +0100, Jesper Dangaard Brouer wrote: >> Move the protection of netns_frags.nqueues updates under the LRU_lock, >> instead of the write lock. As they are located on the same cacheline, >> and this is also needed when transitioning to use per hash bucket locking. >> >> Signed-off-by: Jesper Dangaard Brouer >> --- > > Acked-by: Eric Dumazet Applied.