Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp1431030yba; Wed, 24 Apr 2019 22:49:04 -0700 (PDT) X-Google-Smtp-Source: APXvYqxoWiZpEmleJLADOpFAAsJ78hpVJ2qxaXjvWXpCmGiniRK1BCx5jhLQb/RM7U+CGg+D7quZ X-Received: by 2002:a62:70c6:: with SMTP id l189mr38152996pfc.139.1556171344172; Wed, 24 Apr 2019 22:49:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556171344; cv=none; d=google.com; s=arc-20160816; b=ZKe2JdbLOgqegMHCsYUJ82CoVJ15uS8YigzHkNlnsTPPv/VCUJDrAYzBn4X93Lx+tI BueetfMq/RgJ1isvPbIHHO3f6FBWXSvmyfvxZw3puHIleOttrPFH+VNpgShvngVh1hb1 odyP2p+kOFsW0hjuZSNE4S35JfidSB/zO9gOEVEo483zc5d7Lzmn/fNCDZpGe2ot0Msg stnutGphbIvQzHRxOF/izNSzVv5ILSFt4qw3Gl2OHiAshCcZtWcHfJCGww1G3HYFAQnd ZOrKWxDNXbkROrm8eQCDHPTzyx4ichJ6F64J6hLvMAtmI38/c7C+GMf8wN/f8xIu/gC5 kQCA== 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:references :message-id:in-reply-to:subject:cc:to:from:date; bh=GfzCBJkiiR90fp0wj6e8hKhOliLD7jHeHuroQlibyEo=; b=dwHQZTYhZyo8uUwXQqz30kPIMPUwhpbart1L33iKeLTUPN0LUHqfyLcdRO3gXVWJwT z1Q4T9oT5K8SrrtXGY4Vh58dxot/IxfVQ/eyi7a7bLVQE6NDjcgKwde4CM2SERTOSqbt r01IEgVghs1QkFGjwh7tMuhkl5GJy4iYGUQYh4jxDe4zev3yfUpu11KfNvoF++n0I/2y m51axvVa+E17SL2aqENtl+gWszN0rztSSaMJFpamBuKtOu+0e9hUSLErvF+XG2oFEP+b lSJk2xzG50O3vVWxbWTexRAfdj0hl5j8/q8RHIIPsY4MTKmyi46mNrkGW1anp3JlxebN uemA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n3si21552509plb.148.2019.04.24.22.48.49; Wed, 24 Apr 2019 22:49:04 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388017AbfDXSfW (ORCPT + 99 others); Wed, 24 Apr 2019 14:35:22 -0400 Received: from mx2.suse.de ([195.135.220.15]:54412 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727567AbfDXSfW (ORCPT ); Wed, 24 Apr 2019 14:35:22 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 3896AAF01; Wed, 24 Apr 2019 18:35:21 +0000 (UTC) Date: Wed, 24 Apr 2019 20:35:20 +0200 (CEST) From: Miroslav Benes To: Petr Mladek cc: Jiri Kosina , Josh Poimboeuf , Joe Lawrence , Kamalesh Babulal , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/3] stacktrace: Remove superfluous WARN_ONCE() from save_stack_trace_tsk_reliable() In-Reply-To: <20190424085550.29612-3-pmladek@suse.com> Message-ID: References: <20190424085550.29612-1-pmladek@suse.com> <20190424085550.29612-3-pmladek@suse.com> User-Agent: Alpine 2.21 (LSU 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 24 Apr 2019, Petr Mladek wrote: > WARN_ONCE() in the generic save_stack_trace_tsk_reliable() is superfluous. > The only current user klp_check_stack() writes its own warning when > -ENOSYS is returned. > > Signed-off-by: Petr Mladek Acked-by: Miroslav Benes Miroslav