From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11A3DC11F65 for ; Wed, 30 Jun 2021 09:36:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA24F61D0B for ; Wed, 30 Jun 2021 09:36:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233541AbhF3Jil (ORCPT ); Wed, 30 Jun 2021 05:38:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:60978 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233026AbhF3Jil (ORCPT ); Wed, 30 Jun 2021 05:38:41 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1484E61C9A; Wed, 30 Jun 2021 09:36:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1625045771; bh=bpZ+VvH0FO7FAkI5yZooXRQ/ZHgF1QWhTHv/+o1nc6E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=EdN9Xc37rq4Zw72WFvkwSV1KCRLKINTI5f3bj/5GWddkYG7ohsIZfxn+5QWD431Ge 6iQJULeTw4OnYFRktBmNoXLJQ4W6cw2hlLvyx5WtgPdy78OqlCSlfikhZxOzg+gfFY NwKp6LANZHxDU6iWB9ZYDhE9uN65X4GpdPRlDxSs= Date: Wed, 30 Jun 2021 11:36:09 +0200 From: Greg KH To: kan.liang@linux.intel.com Cc: peterz@infradead.org, mingo@redhat.com, acme@kernel.org, linux-kernel@vger.kernel.org, eranian@google.com, namhyung@kernel.org, jolsa@redhat.com, ak@linux.intel.com, yao.jin@linux.intel.com, stable@vger.kernel.org Subject: Re: [PATCH V3 5/6] perf/x86/intel/uncore: Fix invalid unit check Message-ID: References: <1624990443-168533-1-git-send-email-kan.liang@linux.intel.com> <1624990443-168533-6-git-send-email-kan.liang@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1624990443-168533-6-git-send-email-kan.liang@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Tue, Jun 29, 2021 at 11:14:02AM -0700, kan.liang@linux.intel.com wrote: > From: Kan Liang > > The uncore unit with the type ID 0 and the unit ID 0 is missed. > > The table3 of the uncore unit maybe 0. The > uncore_discovery_invalid_unit() mistakenly treated it as an invalid > value. > > Remove the !unit.table3 check. > > Fixes: edae1f06c2cd ("perf/x86/intel/uncore: Parse uncore discovery tables") > Reviewed-by: Andi Kleen > Signed-off-by: Kan Liang > Cc: stable@vger.kernel.org > --- > arch/x86/events/intel/uncore_discovery.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Why is a bugfix that needs to be backported patch 5 in the series? Shouldn't that be totally independant and sent on its own and not part of this series at all so that it can be accepted and merged much quicker? It also should not depened on the previous 4 patches, right? Andi, you know better than this... greg k-h