Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp1160624pxb; Wed, 10 Feb 2021 01:20:50 -0800 (PST) X-Google-Smtp-Source: ABdhPJx1SDNYPYZcMhj5zlYmy1XjtDjdpLho+NNXF0V/gJrLKjlotSnJ6YXBrFxKXPHlMWucvj1/ X-Received: by 2002:a17:906:3e42:: with SMTP id t2mr2019701eji.439.1612948850768; Wed, 10 Feb 2021 01:20:50 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1612948850; cv=none; d=google.com; s=arc-20160816; b=WWhzBXGp9ZKAccdj+jyxDsysYejOIJDnlw0m3uu6WlNft2V+Yc6iFhcVHd5VU9mujq Y2UAx27yxBusLAOm7hANEA+F24692sJlbQcMBya9iMLoqkLBnMyLPuhfWOt1nkHyS/e/ 9c+Ie7g4LbmQ8OHujCCTLTgJsx26JD8z7jQnAYFrWPB/8X6IMfDimPPicOnjDG444nbx vwWD5wF2F/zbUIHx7qz2seSrfT2V41+IsLqXinEXK+r+RpKUsJeA+JyFl5JdcSbtaE/K 8k/IqvB1PophpgIx95tfjyj0LKoGpJOvIfU8sgUc3u8M5xUHM6T9U4bIEF9zjFr1gHop NuYA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version; bh=k2foprN11jPvL8F6T6kuwwDYHPt232FzT4lVXv/dAAs=; b=YTFB8eoP4WAkVK1kvA1CjyyXv6sIXqd9Led3mFnCStTa/fSMlD4mmEiUVUqwXf35f6 CIPOo8ccFL13X7U1OM+8+DRe3GUTZeDMe2WMGaCrCNbq9m+3uD/R2LwV8MGkHIFZq7Bu +hMQSnJVCvatESUTjDu44ODHUuvoy1Wa48MpuAcWHlegMv1marUsX6csehTDuIMAL1Zt TAJi7n5LupsvKaSPvxVk1czorSaFMF5fIxNgUjtYDU9h+bI8Y4GmTTRY6kyERL01Pr6R SrTtnL//MBdVgmkN5tIi+hQ1HJSYTEsPPawcqyqNKfHUP4bRF4x0HNPpqcboqE2OJkZT NGDg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id v12si914967ejw.256.2021.02.10.01.20.27; Wed, 10 Feb 2021 01:20:50 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229849AbhBJJRi (ORCPT + 99 others); Wed, 10 Feb 2021 04:17:38 -0500 Received: from mail-qt1-f182.google.com ([209.85.160.182]:43609 "EHLO mail-qt1-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230201AbhBJJO7 (ORCPT ); Wed, 10 Feb 2021 04:14:59 -0500 Received: by mail-qt1-f182.google.com with SMTP id d3so996873qtr.10; Wed, 10 Feb 2021 01:14:43 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=k2foprN11jPvL8F6T6kuwwDYHPt232FzT4lVXv/dAAs=; b=XxLBwCn0Czm5ili8QdkM/Rh6RBf14N81oVagPDjO6Ho2IS4ggnqH3ragxXUKgxnBJX NlKOI3zAK2iG2frcZnZ0Xohcp271h+lI13IH91S5abU0FXEHA63L1331GnZmPRv7nSs8 07DEkB9bw46vqHZ8G3vn0xguQUeljy2yrQTtnL0BDpPnY3E7Bn+U39FSEaoMZQtX0gta SQb7tJfcEg52A8CapR6AC5bhTbO+xSLMcc+dlPYWkChpoq23ayPgCt4Qecpy9/EOVqJw rpMUWShaFHFv0k8UJ0/R0UiwxPfgTOClwHxICckL5sFXTsEu94cTFO4PH/BiUrwN1brw gBqw== X-Gm-Message-State: AOAM530b0x4HRYwVESyJ2qif0uY4VggnEEP6gATSjOqpIR+gRSzso+v5 /LGBMbNmztPMLbXyinzHeVoh+3TYF/ek9r5W+SE= X-Received: by 2002:ac8:4e8b:: with SMTP id 11mr1808204qtp.292.1612948457651; Wed, 10 Feb 2021 01:14:17 -0800 (PST) MIME-Version: 1.0 References: <20210208181157.1324550-1-paul@crapouillou.net> <20210208192902.GR920417@kernel.org> In-Reply-To: <20210208192902.GR920417@kernel.org> From: Namhyung Kim Date: Wed, 10 Feb 2021 18:14:06 +0900 Message-ID: Subject: Re: [PATCH] perf stat: Use nftw() instead of ftw() To: Arnaldo Carvalho de Melo Cc: Paul Cercueil , Jiri Olsa , Ingo Molnar , Peter Zijlstra , Mark Rutland , Alexander Shishkin , od@zcrc.me, linux-kernel , "stable # 4 . 5" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Tue, Feb 9, 2021 at 4:29 AM Arnaldo Carvalho de Melo wrote: > > Em Mon, Feb 08, 2021 at 06:11:57PM +0000, Paul Cercueil escreveu: > > ftw() has been obsolete for about 12 years now. > > > > Fixes: bb1c15b60b98 ("perf stat: Support regex pattern in --for-each-cgroup") > > CC: stable@vger.kernel.org > > Signed-off-by: Paul Cercueil > > --- > > > > Notes: > > NOTE: Not runtime-tested, I have no idea what I need to do in perf > > to test this. But at least it compiles now with my uClibc-based > > toolchain. > > Seems safe from reading the nftw() man page, the only typeflag that this > code is using is FTW_D and that is present in both ftw() and nftw(). > > Applying, Didn't notice it was obsolete. Acked-by: Namhyung Kim Thanks, Namhyung