From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965193AbcALK5r (ORCPT ); Tue, 12 Jan 2016 05:57:47 -0500 Received: from mail-wm0-f48.google.com ([74.125.82.48]:36886 "EHLO mail-wm0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933917AbcALK5o (ORCPT ); Tue, 12 Jan 2016 05:57:44 -0500 MIME-Version: 1.0 In-Reply-To: <20160112101109.GC20997@gmail.com> References: <20160111162458.427203780@infradead.org> <20160112101109.GC20997@gmail.com> From: Dmitry Vyukov Date: Tue, 12 Jan 2016 11:57:23 +0100 Message-ID: Subject: Re: [RFC][PATCH 00/12] various perf fixes To: Ingo Molnar Cc: Peter Zijlstra , alexander.shishkin@linux.intel.com, Stephane Eranian , LKML , vince@deater.net, Andi Kleen , jolsa@redhat.com, Thomas Gleixner , Peter Zijlstra , Arnaldo Carvalho de Melo Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 12, 2016 at 11:11 AM, Ingo Molnar wrote: > > * Peter Zijlstra wrote: > >> Hi, >> >> I've been hunting perf bugs for the past few weeks. This resulted in this pile >> of patches, that mostly seems to work -- I still get an occasional fail so >> something is still off. >> >> But I've been sitting on this for far too long, so here goes. >> >> (I've not at all tested perf-cgroup) >> >> The code compiles in between patches, but I've not bothered trying to run/test >> any intermediate stage. There's just too many inter-related fail. >> >> Alexander, Stephane, could you guys please have a hard look at this? >> >> Andi, Dmitry, patch 10 should explain the getting stuck in >> perf_install_in_context() forever thing you both have observed. > > Btw., if there's no test failures I plan to apply and push this to Linus fairly > soon, so guys please give it all the review and testing you can. Yes, I was able to apply it on top of the latest Linus tree. Thanks. Now testing perf with these patches at full capacity.