Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp345342yba; Wed, 24 Apr 2019 02:09:42 -0700 (PDT) X-Google-Smtp-Source: APXvYqzgdhHYGdFqWe87dw7JQDRy3KZbR8069qZw8sKI5oNLqkjFfDYFP3k5n7Kt3PMIWyVJuUb0 X-Received: by 2002:a62:6444:: with SMTP id y65mr32467688pfb.56.1556096982866; Wed, 24 Apr 2019 02:09:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556096982; cv=none; d=google.com; s=arc-20160816; b=fDSpoHlhMXHlAQ4PpZ6VPLSek00NyIlk7WNo0QZ+u5dMXzguaHk5siYN7g1wFCDDGd ZfaAXhqqnQ+MOf+J0Yrui6B9QjOjgAd9nW9RHf7ji0Jru0xv0DCeH8KzHFUT9qDryg/r 2tB0vhwHDN4mvAaJBbSroZY2x3YS2nIOxuF6syH2sL09ITfbzhe2JJlqD/CtrtvFsBVN YjfEPSGU0EDmH20ggC733T47W78WpZ1ZPc1A9Xh+5ek+gfXP/OnvfPCl7bm8uI8enbfA OWy5SlRTWHvo0l5hokjLKQ8518Ox/mK3yum7FBZbfCXwUWe76HT69JRKY2aAbLjwsE9S 9pew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=9aVaR/6H8DD0UV/tz81Q0uN+tT20B1QXgai7Kizti8Q=; b=CNd43CjrgBRuBNYajwp6jkf/zJ11tFn4uigV10WEMiZmHe7wigde7x8gcHuMXB3PmL 2v8XCmx/I5kIKpQnzvBw8UFfZ9+9NlS0TVFwavzC3VO7cEJPva0+EgUKCimND3mWnH4c Zbv3yOMXwfE73Du7O4CSrOPh2sqLuGgy+UCeZN2MLHPscKHM0QufwpolEbIVEsBK/kqm zZAO8Z7E6esDOut7ZaLL9rWBzTuUWr2MA8eiNHskMMR3oQSIyw2RqOPlSugV0731O13S SW5Y6ZGfpmvO76Pkvrjjz/X9mVCjVmJREA47j59tCoQ6wkfUYDhto0hOC1hf0O0NWfNr XmuQ== 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 k91si18911245pld.87.2019.04.24.02.09.27; Wed, 24 Apr 2019 02:09:42 -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 S1728201AbfDXJIB (ORCPT + 99 others); Wed, 24 Apr 2019 05:08:01 -0400 Received: from mx2.suse.de ([195.135.220.15]:42302 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726451AbfDXJIA (ORCPT ); Wed, 24 Apr 2019 05:08:00 -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 B0CABAD43; Wed, 24 Apr 2019 09:07:59 +0000 (UTC) Date: Wed, 24 Apr 2019 11:07:59 +0200 From: Petr Mladek To: Jiri Kosina , Josh Poimboeuf , Miroslav Benes Cc: 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() Message-ID: <20190424090759.uempoypjy43n2uty@pathway.suse.cz> References: <20190424085550.29612-1-pmladek@suse.com> <20190424085550.29612-3-pmladek@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190424085550.29612-3-pmladek@suse.com> User-Agent: NeoMutt/20170912 (1.9.0) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed 2019-04-24 10:55:49, 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. Suggested-by: Josh Poimboeuf > Signed-off-by: Petr Mladek Best Regards, Petr