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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4778C433F5 for ; Sun, 6 Feb 2022 12:20:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235440AbiBFMUQ (ORCPT ); Sun, 6 Feb 2022 07:20:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229647AbiBFMUQ (ORCPT ); Sun, 6 Feb 2022 07:20:16 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40622C06173B; Sun, 6 Feb 2022 04:20:15 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id ED31DB80E00; Sun, 6 Feb 2022 12:20:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 98FFCC340E9; Sun, 6 Feb 2022 12:20:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644150012; bh=rmS39PQQpVrNEsbKn3Wq8YX2ZQ7yX5dpukjLYRMbEjw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=nNG22MA/R4d469cz8AZnRjAXiOLMoQKvH6EKTCb644Wsdm0wznj+B2A/gwJ+e01MD 0wQFHLHWtF4DbLBC/mhfYNN1GUr9U7yVaAGTgDLZfhjKGN0b1uRm7IqbVCGdBgPCIn 9j9O/Om4t+KiUjlmGndvj+p9HwmBmx8D92q3RztIbknEIDnqvfUwZ7Ez9GuiF4NpCB c++dSO3jt0ezuPF7Oa74fdFi+4B7qrzsR+DP+48jST3QlYPeygb9s1Z92UZh7FIwRr 4EXqeKcNX4sykwn4fFQqvDJvzqGOl4fIplM+qOZ1pzezIzg/Dwr+1PueEgg8TxtgsX 8ehDsP8MPGn9Q== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id A402F404A6; Sun, 6 Feb 2022 09:20:10 -0300 (-03) Date: Sun, 6 Feb 2022 09:20:10 -0300 From: Arnaldo Carvalho de Melo To: Namhyung Kim Cc: Changbin Du , Peter Zijlstra , Ingo Molnar , Jiri Olsa , linux-perf-users , linux-kernel Subject: Re: [PATCH v2] perf/ftrace: system_wide collection is not effective by default Message-ID: References: <20220127132010.4836-1-changbin.du@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Url: http://acmel.wordpress.com Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org Em Tue, Feb 01, 2022 at 08:47:49PM -0800, Namhyung Kim escreveu: > Hello, > > On Thu, Jan 27, 2022 at 5:20 AM Changbin Du wrote: > > > > The ftrace.target.system_wide must be set before invoking > > evlist__create_maps(), otherwise it has no effect. > > > > Fixes: 53be50282269 ("perf ftrace: Add 'latency' subcommand") > > Signed-off-by: Changbin Du > > Acked-by: Namhyung Kim Thanks, applied. - Arnaldo