From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933130Ab0EKGrp (ORCPT ); Tue, 11 May 2010 02:47:45 -0400 Received: from mga09.intel.com ([134.134.136.24]:25871 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932123Ab0EKGro (ORCPT ); Tue, 11 May 2010 02:47:44 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.53,205,1272870000"; d="scan'208";a="516850637" Subject: Re: [rfc] x86,perf: P4 PMU -- use hash for p4_get_escr_idx From: Lin Ming To: Ingo Molnar Cc: Cyrill Gorcunov , LKML , Peter Zijlstra , Steven Rostedt , Frederic Weisbecker In-Reply-To: <20100511064144.GA29063@elte.hu> References: <20100510152708.GS5104@lenovo> <1273558879.30322.8.camel@minggr.sh.intel.com> <20100511063047.GA24365@elte.hu> <20100511064144.GA29063@elte.hu> Content-Type: text/plain Date: Tue, 11 May 2010 14:47:04 +0800 Message-Id: <1273560424.30322.13.camel@minggr.sh.intel.com> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1 (2.24.1-2.fc10) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2010-05-11 at 14:41 +0800, Ingo Molnar wrote: > * Ingo Molnar wrote: > > > > > * Lin Ming wrote: > > > > > On Mon, 2010-05-10 at 23:27 +0800, Cyrill Gorcunov wrote: > > > > Hi Ming, > > > > > > > > could you give this patch a shot if possible? Compile > > > > tested only. I would appreciate review and complains > > > > as well :) I know you're busy with other perf task > > > > so there is no hurry. Just to share the patch as early > > > > as possible. > > > > > > Hi, > > > > > > I'm going to test this patch, but current tip/master(c6661c5) seems has > > > problem. > > > > Does reverting 4fd38e4595e2f6c9d27732c042a0e16b2753049c help? > > If not then it would be nice if you could try to do a bisection. Yes, it's the commit 4fd38e45 causes the regression. > > Ingo