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[2620:137:e000::3:4]) by mx.google.com with ESMTPS id b39-20020a056870392700b001faa4fa01d6si369907oap.334.2023.11.30.05.03.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Nov 2023 05:03:23 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) client-ip=2620:137:e000::3:4; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ubtcrQo6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:4 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id 59169802295F; Thu, 30 Nov 2023 05:03:14 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232113AbjK3NDA (ORCPT + 99 others); Thu, 30 Nov 2023 08:03:00 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231990AbjK3NC7 (ORCPT ); Thu, 30 Nov 2023 08:02:59 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 774BC10D4 for ; Thu, 30 Nov 2023 05:03:06 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5B48C433C8; Thu, 30 Nov 2023 13:03:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701349386; bh=1FPM5w/i6S0Q04oL+gVfGh38uu2R4D28EHz8Ggy4Wl4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ubtcrQo6k8dELTQ98qmB2vQggVeYtiqRc8OHhoKKnywxytrmhiiGqlEaNHfEOIcge eqKJLK8JJPoImMIlBld0IrJHTntVoljaMo+aHHU7ve6xc7ib3Mdsu+5v5PfS2tofDn WdBwpCrSPIs5w2B5mxQv9RClpsdsOXTH4HGP3z4vwb3+sDjYRTq7W7qydlAeIj1as6 TbWP7JTiYtB0ppgb8cyI9X+XoiQCJ/hpd91hC1x7JnmL32QftHJF0OO8spMu/F+OZk B71IUsQ3iXVrBTfXM4VMhowNhTAHb+t7dH60N7a0Pn4RLq37WX+9JtQa9ZPgTQWjPf ciqgw/z/yXlsA== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id BB17E40094; Thu, 30 Nov 2023 10:03:03 -0300 (-03) Date: Thu, 30 Nov 2023 10:03:03 -0300 From: Arnaldo Carvalho de Melo To: Peter Zijlstra , Ravi Bangoria Cc: Namhyung Kim , Jiri Olsa , Ian Rogers , Adrian Hunter , LKML , Stephane Eranian , Ingo Molnar Subject: Re: [PATCH] perf/x86/amd: Reject branch stack for IBS events Message-ID: References: <20230602194513.1589179-1-namhyung@kernel.org> <3d70b52f-2042-328c-6dc7-37fcbb3510a2@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Url: http://acmel.wordpress.com X-Spam-Status: No, score=-1.2 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on howler.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Thu, 30 Nov 2023 05:03:14 -0800 (PST) Em Thu, Nov 30, 2023 at 11:58:15AM +0530, Ravi Bangoria escreveu: > On 27-Nov-23 8:02 PM, Arnaldo Carvalho de Melo wrote: > > Em Fri, Nov 24, 2023 at 09:30:37AM +0530, Ravi Bangoria escreveu: > >> On 23-Nov-23 8:15 PM, Arnaldo Carvalho de Melo wrote: > >>> Em Tue, Jun 06, 2023 at 10:08:43AM +0530, Ravi Bangoria escreveu: > >>>> On 03-Jun-23 1:15 AM, Namhyung Kim wrote: > >>>>> The AMD IBS PMU doesn't handle branch stacks, so it should not accept > >>>>> events with brstack. > >>>>> Signed-off-by: Namhyung Kim > >>>> Reviewed-by: Ravi Bangoria > >>> It seems this patch was not merged, can you please check? > >> Right. And it does not apply cleanly on peterz/queue.git/perf/core, since > >> surrounding code has changed. > > Can you please refresh it if PeterZ has nothing against? > Posted v2: https://lore.kernel.org/r/20231130062246.290-1-ravi.bangoria@amd.com Peter, can you please consider this one? Thanks a lot! - Arnaldo