From patchwork Mon Aug 14 07:08:20 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: 9898187 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 DC52A60230 for ; Mon, 14 Aug 2017 07:11:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CFA5626538 for ; Mon, 14 Aug 2017 07:11:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C492626E4A; Mon, 14 Aug 2017 07:11:08 +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 7EC1A26538 for ; Mon, 14 Aug 2017 07:11:08 +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 1dh9Up-0003j6-OW; Mon, 14 Aug 2017 07:09:07 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dh9Uo-0003gk-F2 for xen-devel@lists.xenproject.org; Mon, 14 Aug 2017 07:09:06 +0000 Received: from [85.158.137.68] by server-14.bemta-3.messagelabs.com id 92/C0-01862-19C41995; Mon, 14 Aug 2017 07:09:05 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrILMWRWlGSWpSXmKPExsVyuP0Ov+4En4m RBt8+Wll83zKZyYHR4/CHKywBjFGsmXlJ+RUJrBknFmUXvOeq+PH7IGsD43zOLkZODgkBI4m3 E/8xgdhCAgsZJc61qIDYbAKqEhuun2IFsUUElCTurZoMVMPFwSzwmElixq7lYA3CAukSk3adA LNZgBp2XJzABmLzCphKnPjymw1igbxEx4HJLCA2J1D80r6lLBDLTCT6tnaxTGDkXsDIsIpRoz i1qCy1SNfITC+pKDM9oyQ3MTNH19DAWC83tbg4MT01JzGpWC85P3cTI9C79QwMjDsYG/b6HWK U5GBSEuVN8OmNFOJLyk+pzEgszogvKs1JLT7EKMPBoSTBO8N7YqSQYFFqempFWmYOMMxg0hIc PEoivCtA0rzFBYm5xZnpEKlTjLocryb8/8YkxJKXn5cqJc4bA1IkAFKUUZoHNwIW8pcYZaWEe RkZGBiEeApSi3IzS1DlXzGKczAqCfPagUzhycwrgdv0CugIJqAj+kDu5y0uSURISTUw8jVf8m INNzR+te+Hie+Sdz4VGcn+r58GiBxxO215/drLPc9uHJm6+MmM9/61N13zuv4zutwwtAjY55x b++jo3++BKeJL4hYfXmlqulDhs1xsM6/Vud1zA38f77Yucg25MDFLxnupb/6drxvqvwVnuO/t TYh9OjvizY9dq2auWT21T8+wk+HKXiWW4oxEQy3mouJEAOIEQ/90AgAA X-Env-Sender: jgross@suse.com X-Msg-Ref: server-13.tower-31.messagelabs.com!1502694544!105289301!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 35634 invoked from network); 14 Aug 2017 07:09:04 -0000 Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by server-13.tower-31.messagelabs.com with DHE-RSA-CAMELLIA256-SHA encrypted SMTP; 14 Aug 2017 07:09:04 -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 A3BB1ABB1; Mon, 14 Aug 2017 07:09:04 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xenproject.org Date: Mon, 14 Aug 2017 09:08:20 +0200 Message-Id: <20170814070849.20986-24-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 , Stefano Stabellini , Wei Liu , George Dunlap , Andrew Cooper , Ian Jackson , Tim Deegan , Jan Beulich Subject: [Xen-devel] [PATCH v2 23/52] xen/common/core_parking.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/common/core_parking.c to indicate whether the parameter value was parsed successfully. Cc: Andrew Cooper Cc: George Dunlap Cc: Ian Jackson Cc: Jan Beulich Cc: Konrad Rzeszutek Wilk Cc: Stefano Stabellini Cc: Tim Deegan Cc: Wei Liu Signed-off-by: Juergen Gross Acked-by: Wei Liu --- xen/common/core_parking.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/xen/common/core_parking.c b/xen/common/core_parking.c index de269e06c2..b07a157ff9 100644 --- a/xen/common/core_parking.c +++ b/xen/common/core_parking.c @@ -41,14 +41,16 @@ static enum core_parking_controller { PERFORMANCE_FIRST } core_parking_controller = POWER_FIRST; -static void __init setup_core_parking_option(char *str) +static int __init setup_core_parking_option(char *str) { if ( !strcmp(str, "power") ) core_parking_controller = POWER_FIRST; else if ( !strcmp(str, "performance") ) core_parking_controller = PERFORMANCE_FIRST; else - return; + return -EINVAL; + + return 0; } custom_param("core_parking", setup_core_parking_option);