Received: by 2002:a25:868d:0:0:0:0:0 with SMTP id z13csp1826887ybk; Mon, 11 May 2020 05:21:10 -0700 (PDT) X-Google-Smtp-Source: APiQypJqT+SXBXqSApI4KpbTW2MbjFpPFEcYV2rBTOhMdeZk837AylIoVfuVJjxDgJodL6AC5ITU X-Received: by 2002:a17:906:b250:: with SMTP id ce16mr12531608ejb.216.1589199670713; Mon, 11 May 2020 05:21:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1589199670; cv=none; d=google.com; s=arc-20160816; b=SePbv6E2rNWd/ud3n6VfDaszCX3/lnTJ3d486bBj0wC8wtCtSICGe4DzwC6PfS1mf0 KK4Ia1SiAdPTMPG9ZCsmaKe4JMP/1kdj6OV+o0IoDNiYzn3FikAQO5LJiMr83bgoolUc LP6cZPWIt3yTfaNu5y6sTLCuTbLriVBdpfu6UXcEM9pJvuznr1Qhtlu+MCN1G8CkvK16 p0wvPrKVZdkRhHNiJGoFcBeBPMcNOxOQc6KOfp2l2SScakq/lVRkMsHAXfiDv9kv2D/u i8Q/jkiUY/GE8VvGREg/IjN4TanxaQWaqH+MvkEFMhMX2cOey43iQHmMl1fNs8ljQkC8 Rsig== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:message-id :in-reply-to:date:references:subject:cc:to:from; bh=fxNq5KM9T5Ux7JSyPGQs1dVMOfs2syN6zVx/HLYsC04=; b=nj68LQg77QDOARatgBXmMdEiMQVuKBdQPdHGPon4+9r1cW6Ww3qx7Gpgc9oSkZGNek JT5MHpnm82WN3S2yDe5ZS/h6X8xZw0JXD/JfwKmRktlmumT0o6Dw1+vfb37ivPDExP5Y eXdndQSIel0Ta0GY10FVqSV/yMIj9FnCU9YSusWVpHZa0D5ZkNBIomBIVtwdf43/Rymc bdhmHSu/aGbfW4kZMUClVWg2p77rQjeRSqLGcX7AGkHBsSfm0eS7jbR61n4Q6LsvJPRj zLKJGYsXHId6ZT4wUm09n+vINzdx/mtl+TLCcsj9JdVJ6I+/umelF/JzpN7FX9hgPXdE C7fQ== 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id e8si6081705ejd.76.2020.05.11.05.20.46; Mon, 11 May 2020 05:21:10 -0700 (PDT) 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729595AbgEKMT2 (ORCPT + 99 others); Mon, 11 May 2020 08:19:28 -0400 Received: from mail-out.m-online.net ([212.18.0.9]:47408 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725913AbgEKMT1 (ORCPT ); Mon, 11 May 2020 08:19:27 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 49LKk22n2Tz1qs4F; Mon, 11 May 2020 14:19:22 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 49LKk203qYz1qspZ; Mon, 11 May 2020 14:19:21 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id 8cShAs1Muh7y; Mon, 11 May 2020 14:19:21 +0200 (CEST) X-Auth-Info: dhtQoNAEhEUEkKcjAaW5OFOS1FDoApCzJeoQrMso3MQAbl1rgVTOfvsvU8Y9GhxT Received: from igel.home (ppp-46-244-172-93.dynamic.mnet-online.de [46.244.172.93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Mon, 11 May 2020 14:19:21 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 7A72E2C0C52; Mon, 11 May 2020 14:19:20 +0200 (CEST) From: Andreas Schwab To: Masami Hiramatsu Cc: Shuah Khan , Steven Rostedt , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Tom Zanussi , Li Philip , Liu Yiding , Xiao Yang Subject: Re: [PATCH] selftests/ftrace: Use /bin/echo for backslash included command References: <20200511182752.c83f3454bcb3e205cf2bda4a@kernel.org> <158919846272.12476.10277703957544382089.stgit@devnote2> X-Yow: I will establish the first SHOPPING MALL in NUTLEY, New Jersey... Date: Mon, 11 May 2020 14:19:20 +0200 In-Reply-To: <158919846272.12476.10277703957544382089.stgit@devnote2> (Masami Hiramatsu's message of "Mon, 11 May 2020 21:01:02 +0900") Message-ID: <87imh21x6f.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.91 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mai 11 2020, Masami Hiramatsu wrote: > To fix this issue, we explicitly use /bin/echo -E (not interpret > backslash escapes) if the command string can include backslash. Please use printf instead. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."