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Received-SPF: SoftFail (protection.outlook.com: domain of transitioning sma.de discourages use of 194.176.121.59 as permitted sender) Received: from webmail.sma.de (194.176.121.59) by AM5EUR02FT057.mail.protection.outlook.com (10.152.9.242) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4930.15 via Frontend Transport; Thu, 27 Jan 2022 23:01:37 +0000 Received: from SVR-DE-EXHYB-01.sma.de ([10.0.40.14]) by webmail.sma.de over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Fri, 28 Jan 2022 00:01:05 +0100 Received: from pc6682 (10.9.12.142) by SVR-DE-EXHYB-01.sma.de (10.0.40.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.2176.2; Fri, 28 Jan 2022 00:00:53 +0100 Date: Fri, 28 Jan 2022 00:00:52 +0100 From: Andre Kalb To: Petr Mladek , Sergey Senozhatsky , Steven Rostedt , John Ogness , Subject: [PATCH] printk: Set console_set_on_cmdline=1 when using console="" or console=null Message-ID: Reply-To: Andre Kalb MIME-Version: 1.0 Content-Disposition: inline X-Originating-IP: [10.9.12.142] X-ClientProxiedBy: SVR-DE-EXHYB-01.sma.de (10.0.40.14) To SVR-DE-EXHYB-01.sma.de (10.0.40.14) X-OriginalArrivalTime: 27 Jan 2022 23:01:05.0552 (UTC) FILETIME=[C3718900:01D813D1] X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: f6ae6ab3-463a-48c1-fd60-08d9e1e8f901 X-MS-TrafficTypeDiagnostic: DBBPR04MB6107:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:612; 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X-OriginatorOrg: sma.de X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2022 23:01:37.5642 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f6ae6ab3-463a-48c1-fd60-08d9e1e8f901 X-MS-Exchange-CrossTenant-Id: a059b96c-2829-4d11-8837-4cc1ff84735d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=a059b96c-2829-4d11-8837-4cc1ff84735d;Ip=[194.176.121.59];Helo=[webmail.sma.de] X-MS-Exchange-CrossTenant-AuthSource: AM5EUR02FT057.eop-EUR02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR04MB6107 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" In case of using console=3D"" or console=3Dnull set console_set_on_cmdline= =3D1 to disable chosen{ "stdout-path" } node from devicetree. To jump out from drivers/of/base.c, line 2087 of_console_check function with false. Signed-off-by: Andre Kalb --- kernel/printk/printk.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 82abfaf3c2aa..df5ab35b8af2 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -2385,6 +2385,7 @@ static int __init console_setup(char *str) */ if (str[0] =3D=3D 0 || strcmp(str, "null") =3D=3D 0) { __add_preferred_console("ttynull", 0, NULL, NULL, true); + console_set_on_cmdline =3D 1; return 1; } =20 --=20 2.31.1