From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754908AbaCCVg2 (ORCPT ); Mon, 3 Mar 2014 16:36:28 -0500 Received: from one.firstfloor.org ([193.170.194.197]:54251 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754501AbaCCVg1 (ORCPT ); Mon, 3 Mar 2014 16:36:27 -0500 Date: Mon, 3 Mar 2014 22:36:25 +0100 From: Andi Kleen To: Don Zickus Cc: Andi Kleen , Davidlohr Bueso , acme@ghostprotocols.net, LKML , jolsa@redhat.com, jmario@redhat.com, fowles@inreach.com, eranian@google.com, Arnaldo Carvalho de Melo , David Ahern , Frederic Weisbecker , Mike Galbraith , Paul Mackerras , Peter Zijlstra , Richard Fowles Subject: Re: [PATCH 08/19] perf c2c: Shared data analyser Message-ID: <20140303213625.GC22728@two.firstfloor.org> References: <1393609388-40489-1-git-send-email-dzickus@redhat.com> <1393609388-40489-9-git-send-email-dzickus@redhat.com> <87lhwvawc4.fsf@tassilo.jf.intel.com> <20140228194642.GM25953@redhat.com> <1393621411.2899.39.camel@buesod1.americas.hpqcorp.net> <20140303150531.GZ25953@redhat.com> <20140303172316.GA22728@two.firstfloor.org> <20140303202644.GG25953@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140303202644.GG25953@redhat.com> 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 > Heh. I never thought about that. And sure enough a quick test with > mem-stores commented out produced the same results (minus the stores). > > One would just have to 'figure' out what cacheline offsets are causing the > HITMs. Often that can be determined statically from the instruction (register-offset) However keep in mind that there is some skid so the instruction may not be correct. -Andi -- ak@linux.intel.com -- Speaking for myself only.