From patchwork Wed Aug 9 07:06:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Juergen Gross X-Patchwork-Id: 9889641 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 908EC602D7 for ; Wed, 9 Aug 2017 07:09:37 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 846EA274D1 for ; Wed, 9 Aug 2017 07:09:37 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7917928A2A; Wed, 9 Aug 2017 07:09:37 +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 2ED94274D1 for ; Wed, 9 Aug 2017 07:09:37 +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 1dfL5P-0007vo-T5; Wed, 09 Aug 2017 07:07:23 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dfL5O-0007uD-JX for xen-devel@lists.xen.org; Wed, 09 Aug 2017 07:07:22 +0000 Received: from [85.158.137.68] by server-14.bemta-3.messagelabs.com id 5A/92-01862-9A4BA895; Wed, 09 Aug 2017 07:07:21 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrELMWRWlGSWpSXmKPExsVyuP0Ov+6KLV2 RBhPumVss+biYxYHR4+ju30wBjFGsmXlJ+RUJrBlLFu1iLVjPWbH07VPGBsbL7F2MnBwSAkYS byf+Y+pi5OIQEljIKPF0zy9mkASbgKrEhuunWEFsEQFpiWufLzOC2MwC5RK3Dp9kA7GFBZIl1 k+ZAlbDAlQ/7+0FJhCbV8BE4vyfT8wQC+QlOg5MZgGxOQVMJaa83A5WIwRUc+vsNLYJjNwLGB lWMWoUpxaVpRbpGprrJRVlpmeU5CZm5ugaGhjr5aYWFyemp+YkJhXrJefnbmIE+pcBCHYwvjz teYhRkoNJSZR3k3ZnpBBfUn5KZUZicUZ8UWlOavEhRhkODiUJ3mebuiKFBItS01Mr0jJzgIEG k5bg4FES4a3eDJTmLS5IzC3OTIdInWLU5Xg14f83JiGWvPy8VClxXlmQIgGQoozSPLgRsKC/x CgrJczLCHSUEE9BalFuZgmq/CtGcQ5GJWHeRSCX8GTmlcBtegV0BBPQERG+nSBHlCQipKQaGP 2qkhR9LwpPmzjnV079Uot/VSJrPqY/jJ+30iipq2Zl8uGd0VKzW27U5C3jNHxgVnJcR6X6pY+ o5HrNaxoSy98bHUr5+EB2w9x7n8pX6CXu+Sf7Q8ChyHLaM21etoSH/87PzV/bbPEm1cD96Pl5 J+oKv9n/bbbWPzVlx4dkgeD9kVLTFV6pvFNiKc5INNRiLipOBAAOmHKPdQIAAA== X-Env-Sender: jgross@suse.com X-Msg-Ref: server-5.tower-31.messagelabs.com!1502262440!105963067!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 56870 invoked from network); 9 Aug 2017 07:07:20 -0000 Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by server-5.tower-31.messagelabs.com with DHE-RSA-CAMELLIA256-SHA encrypted SMTP; 9 Aug 2017 07:07:20 -0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 48A7CAF0D; Wed, 9 Aug 2017 07:07:20 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xen.org Date: Wed, 9 Aug 2017 09:06:15 +0200 Message-Id: <20170809070706.13481-2-jgross@suse.com> X-Mailer: git-send-email 2.12.3 In-Reply-To: <20170809070706.13481-1-jgross@suse.com> References: <20170809070706.13481-1-jgross@suse.com> Cc: Juergen Gross , Julien Grall , Stefano Stabellini Subject: [Xen-devel] [PATCH 01/52] xen/arch/arm/acpi/boot.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/arm/acpi/boot.c to indicate whether the parameter value was parsed successfully. Cc: Stefano Stabellini Cc: Julien Grall Signed-off-by: Juergen Gross --- xen/arch/arm/acpi/boot.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/xen/arch/arm/acpi/boot.c b/xen/arch/arm/acpi/boot.c index 889208a0ea..0b90cf3a15 100644 --- a/xen/arch/arm/acpi/boot.c +++ b/xen/arch/arm/acpi/boot.c @@ -193,16 +193,20 @@ static int __init acpi_parse_fadt(struct acpi_table_header *table) static bool_t __initdata param_acpi_off; static bool_t __initdata param_acpi_force; -static void __init parse_acpi_param(char *arg) +static int __init parse_acpi_param(char *arg) { if ( !arg ) - return; + return -EINVAL; /* Interpret the parameter for use within Xen. */ if ( !parse_bool(arg) ) param_acpi_off = true; else if ( !strcmp(arg, "force") ) /* force ACPI to be enabled */ param_acpi_force = true; + else + return -EINVAL; + + return 0; } custom_param("acpi", parse_acpi_param);