Received: by 2002:ac0:8c9a:0:0:0:0:0 with SMTP id r26csp5238976ima; Tue, 5 Feb 2019 08:29:18 -0800 (PST) X-Google-Smtp-Source: AHgI3Ia3w8J9QzEOGvwE1HaiSjiHghUYPCF/5R65TbQ52i4Y5KalnC/+KfHEPaFEM9wmoCtR4Kot X-Received: by 2002:a65:610f:: with SMTP id z15mr5177573pgu.153.1549384158582; Tue, 05 Feb 2019 08:29:18 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1549384158; cv=none; d=google.com; s=arc-20160816; b=Ct1sMqwp6RPhk3EbTV1haXp2xhnyF9TqFtJzkuWmjp9h0kOLq6+me0NUoIxtig3Q7+ jOv1xRmJKWAl/UmsSb3GcKNevgwGD0IOBn/6Rff92b8iZoYVYhddYcGxfW9VU/y1zeS6 GYy7aFHrDW5zNyVuN0FMd6ZZbyyRANNmNdsz3YYWyLEZwzFs8l9yndC1Z2Vs7MXCspe6 yuaQHvQNZz30vXUEY4E66fMLcq0Qd5K14/K8L+bkRNtBVc7g0EDTOR0jsN1Pj7eeZI4R hPhA9rN/YpNcOpmEQwJ3V8W3fGn15yUQByMH4ziFj+XbF3pWZJYDPpmEu76mpDsg9a0X C1GA== 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=RH+qzKV1TCKAzrLlk8JgaPjYkiIjg8lYYkNULVR5noA=; b=JaSnNNuSk9i8xgYYzHsQCkY0lSlu0RSqR3fngprYUjR08cJncvXsUaUj+57VqG7qGF +H9LfpvDZqYVLRzz/QpGYHLBHnT5s2fAOm6nQ7DfMWSAGfFDB52LqlYeoX3lSeUunhTq lfKvOEzITJ9Vei1aTMxtasX9lfkykqE1b6neVEvmR3XL1CJZcvMYl2aP1s9+P775cWqM XOIN0Yk5stcdixvzGP/Yp5TFfuP7Mr3dV82JL4FplYhtLKTiS3QnB8QG8UCMyFPbhUyz jzjrQRoXHbYAPCO/36D19LwhKe6PxCA1FRhQq8ECgMWWl6S2llDn2LK93xklArcc0DPq 2CPQ== 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id e11si3449146pfh.147.2019.02.05.08.29.02; Tue, 05 Feb 2019 08:29:18 -0800 (PST) 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730000AbfBEP7g (ORCPT + 99 others); Tue, 5 Feb 2019 10:59:36 -0500 Received: from mx1.redhat.com ([209.132.183.28]:50544 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729547AbfBEP7g (ORCPT ); Tue, 5 Feb 2019 10:59:36 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id DEE853D09; Tue, 5 Feb 2019 15:59:35 +0000 (UTC) Received: from treble (ovpn-119-156.phx2.redhat.com [10.3.119.156]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C42CA19743; Tue, 5 Feb 2019 15:59:34 +0000 (UTC) Date: Tue, 5 Feb 2019 09:59:33 -0600 From: Josh Poimboeuf To: Alice Ferrazzi Cc: jeyu@kernel.org, jikos@kernel.org, mbenes@suse.cz, pmladek@suse.com, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, Alice Ferrazzi Subject: Re: [PATCH v2] livepatch: core: Return EOPNOTSUPP instead of ENOSYS Message-ID: <20190205155933.r6ey474lq4m5nlmp@treble> References: <20190204183324.30775-1-alicef@alicef.me> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190204183324.30775-1-alicef@alicef.me> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Tue, 05 Feb 2019 15:59:36 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 05, 2019 at 03:33:28AM +0900, Alice Ferrazzi wrote: > From: Alice Ferrazzi > > As a result of an unsupported operation is better to use EOPNOTSUPP > as error code. > ENOSYS is only used for 'invalid syscall nr' and nothing else. > > Signed-off-by: Alice Ferrazzi Acked-by: Josh Poimboeuf -- Josh