From patchwork Mon Aug 14 07:08:14 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= X-Patchwork-Id: 9898265 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 338B6603FB for ; Mon, 14 Aug 2017 07:12:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 25B00274D0 for ; Mon, 14 Aug 2017 07:12:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1A6DD27D16; Mon, 14 Aug 2017 07:12:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id ACDAA285D9 for ; Mon, 14 Aug 2017 07:12:15 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dh9Um-0003fO-7I; Mon, 14 Aug 2017 07:09:04 +0000 Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dh9Ul-0003dZ-6e for xen-devel@lists.xenproject.org; Mon, 14 Aug 2017 07:09:03 +0000 Received: from [193.109.254.147] by server-9.bemta-6.messagelabs.com id 0E/8F-03406-E8C41995; Mon, 14 Aug 2017 07:09:02 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrGLMWRWlGSWpSXmKPExsVyuP0Ov26vz8R Ig55OS4vvWyYzOTB6HP5whSWAMYo1My8pvyKBNeP86o9MBYvYKqb1hjcw7mLtYuTkkBAwkng7 8R9TFyMXh5DAQkaJnw+mMoEk2ARUJTZcPwVWJCKgJHFv1WSwOLNAocTJ7j6wuLBArsSUkyfZQ WwWoPr5a96DxXkFTCVWfe9ggVggL9FxYDKYzQkUv7RvKZgtJGAi0be1i2UCI/cCRoZVjOrFqU VlqUW6hnpJRZnpGSW5iZk5uoYGZnq5qcXFiempOYlJxXrJ+bmbGIG+ZQCCHYw7nzsdYpTkYFI S5U3w6Y0U4kvKT6nMSCzOiC8qzUktPsQow8GhJMEr5T0xUkiwKDU9tSItMwcYZDBpCQ4eJRHe PJA0b3FBYm5xZjpE6hSjMUfThy1fmDheTfj/jUmIJS8/L1VKnPeZF1CpAEhpRmke3CBY8F9il JUS5mUEOk2IpyC1KDezBFX+FaM4B6OSMC8TyEKezLwSuH2vgE5hAjqlD+QL3uKSRISUVAOjzn PtnwW9udZdk1llbrVOWjZrbtdMiY2lb4Ta676fjOq/uvtns1ejuS3Xets7olYe2flr2nTXbI2 8yH/4beKUKy6PE1f8MpcR71csk56+JufwwUuNU2rZDir1bNh1NGjpl1zl5tV2gi1rGOIPhWsX +GtdDm17635uyRYGnmLbz7WMYtcZw9WUWIozEg21mIuKEwHp9gKMeQIAAA== X-Env-Sender: jgross@suse.com X-Msg-Ref: server-9.tower-27.messagelabs.com!1502694541!111751293!1 X-Originating-IP: [195.135.220.15] X-SpamReason: No, hits=0.5 required=7.0 tests=BODY_RANDOM_LONG X-StarScan-Received: X-StarScan-Version: 9.4.45; banners=-,-,- X-VirusChecked: Checked Received: (qmail 10027 invoked from network); 14 Aug 2017 07:09:01 -0000 Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by server-9.tower-27.messagelabs.com with DHE-RSA-CAMELLIA256-SHA encrypted SMTP; 14 Aug 2017 07:09:01 -0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 889DAAD32; Mon, 14 Aug 2017 07:09:01 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xenproject.org Date: Mon, 14 Aug 2017 09:08:14 +0200 Message-Id: <20170814070849.20986-18-jgross@suse.com> X-Mailer: git-send-email 2.12.3 In-Reply-To: <20170814070849.20986-1-jgross@suse.com> References: <20170814070849.20986-1-jgross@suse.com> Cc: Juergen Gross , Andrew Cooper , Jan Beulich Subject: [Xen-devel] [PATCH v2 17/52] xen/arch/x86/oprofile/nmi_int.c: let custom parameter parsing routines return errno X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP Modify the custom parameter parsing routines in: xen/arch/x86/oprofile/nmi_int.c to indicate whether the parameter value was parsed successfully. Cc: Jan Beulich Cc: Andrew Cooper Signed-off-by: Juergen Gross Acked-by: Wei Liu --- xen/arch/x86/oprofile/nmi_int.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/arch/x86/oprofile/nmi_int.c b/xen/arch/x86/oprofile/nmi_int.c index 126f7a8d9f..91965ac7df 100644 --- a/xen/arch/x86/oprofile/nmi_int.c +++ b/xen/arch/x86/oprofile/nmi_int.c @@ -329,6 +329,8 @@ static int force_cpu_type(const char *str) force_arch_perfmon = 1; printk(KERN_INFO "oprofile: forcing architectural perfmon\n"); } + else + return -EINVAL; return 0; }