Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756750Ab0LMDn3 (ORCPT ); Sun, 12 Dec 2010 22:43:29 -0500 Received: from ipmail06.adl2.internode.on.net ([150.101.137.129]:11222 "EHLO ipmail06.adl2.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756674Ab0LMDn2 (ORCPT ); Sun, 12 Dec 2010 22:43:28 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvsEAJskBU15LdLl/2dsb2JhbACjf3nBCoVKBA Date: Mon, 13 Dec 2010 14:43:22 +1100 From: Nick Piggin To: Nick Piggin Cc: Linus Torvalds , Andrew Morton , Al Viro , Stephen Rothwell , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [patch] fs: scale vfsmount refcount (was Re: rcu-walk and dcache scaling tree update and status) Message-ID: <20101213034322.GA7975@amd> References: <20101213023733.GB6522@amd> <20101213024217.GC6522@amd> <20101213033110.GA7898@amd> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20101213033110.GA7898@amd> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 548 Lines: 12 On Mon, Dec 13, 2010 at 02:31:10PM +1100, Nick Piggin wrote: > (Yes this little bouncing atomic hurts, badly, even on my small 2s12c > tightly connected system on the parallel git diff workload -- because > there are other bouncing kernel cachelines in this workload). ^^^ are no other -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/