From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754848AbeDTMfY (ORCPT ); Fri, 20 Apr 2018 08:35:24 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:7187 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754752AbeDTMfX (ORCPT ); Fri, 20 Apr 2018 08:35:23 -0400 Subject: Re: s390 perf events JSONs query To: Thomas-Mich Richter , , , Peter Zijlstra , Ingo Molnar , "Arnaldo Carvalho de Melo" References: <68e84967-ca29-0b86-027a-76307e003a55@huawei.com> CC: Alexander Shishkin , Jiri Olsa , Namhyung Kim , Linuxarm , , Will Deacon From: John Garry Message-ID: <88a0164e-0dbb-14a5-4746-351ea7eeeb68@huawei.com> Date: Fri, 20 Apr 2018 13:34:55 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.202.227.238] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/04/2018 12:44, Thomas-Mich Richter wrote: > On 04/20/2018 12:51 PM, John Garry wrote: >> Hi Hendrik, Thomas, >> >> I noticed that in 4.17-rc1 support was included for s390 perf pmu-events. I also notice that the JSONs contain many common (identical actually) events between different chips for this arch. >> >> Support was added for factoring out common arch events in https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/tools/perf/pmu-events?h=next-20180420&id=e9d32c1bf0cd7a98358ec4aa1625bf2b3459b9ac >> >> ARM64 chips use this feature. I am not familiar with the s390 arch, but do you think you could also use this feature? >> >> Thanks, >> John >> > > Thanks John, > > for bringing this to my attention. Yes I will definitely look into this feature and will try to > rework our s390 json files when this seems beneficial. > > I did not notice this patch on the linux-perf-users mailing list. Was it there for review? > I do ask this because recently I have nearly no traffic on this list in my reader, so I wonder > if there is something wrong with my mailing list subscription or setup. > Hi Thomas, The only relevant list was linux-kernel@vger.kernel.org This is the only list which the MAINTAINERS file advises to add. I did wonder about a dedicated perf list, as I seem to miss mails also. Hi Peter, Ingo, Arnaldo, Should linux-perf-users address be added for perf-related patches? If so, should we add it to the maintainers file? If not, why no dedicated list? Thanks, John > Thanks. >