Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752931AbZAFPBW (ORCPT ); Tue, 6 Jan 2009 10:01:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751921AbZAFPBJ (ORCPT ); Tue, 6 Jan 2009 10:01:09 -0500 Received: from palinux.external.hp.com ([192.25.206.14]:57936 "EHLO mail.parisc-linux.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751903AbZAFPBI (ORCPT ); Tue, 6 Jan 2009 10:01:08 -0500 Date: Tue, 6 Jan 2009 08:01:05 -0700 From: Matthew Wilcox To: Peter Zijlstra Cc: Ingo Molnar , Andi Kleen , Chris Mason , Andrew Morton , linux-kernel@vger.kernel.org, linux-fsdevel , linux-btrfs , Thomas Gleixner , Steven Rostedt , Gregory Haskins , Nick Piggin , Linus Torvalds Subject: Re: [PATCH][RFC]: mutex: adaptive spin Message-ID: <20090106150105.GO2002@parisc-linux.org> References: <1230722935.4680.5.camel@think.oraclecorp.com> <20081231104533.abfb1cf9.akpm@linux-foundation.org> <1230765549.7538.8.camel@think.oraclecorp.com> <87r63ljzox.fsf@basil.nowhere.org> <20090103191706.GA2002@parisc-linux.org> <1231093310.27690.5.camel@twins> <20090104184103.GE2002@parisc-linux.org> <1231242031.11687.97.camel@twins> <20090106121052.GA27232@elte.hu> <1231244501.11687.102.camel@twins> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1231244501.11687.102.camel@twins> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 821 Lines: 19 On Tue, Jan 06, 2009 at 01:21:41PM +0100, Peter Zijlstra wrote: > > It's hard to tell how it would impact inbetween workloads - i guess it > > needs to be measured on a couple of workloads. > > Matthew volunteered to run something IIRC. I've sent it off to two different teams at Intel for benchmarking. One is a database load, and one is a mixed load. -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." -- 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/