From: Andre Kalb <svc.sw.rte.linux@sma.de>
To: Petr Mladek <pmladek@suse.com>,
Sergey Senozhatsky <senozhatsky@chromium.org>,
Steven Rostedt <rostedt@goodmis.org>,
John Ogness <john.ogness@linutronix.de>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] printk: Set console_set_on_cmdline=1 when using console="" or console=null
Date: Fri, 28 Jan 2022 00:00:52 +0100 [thread overview]
Message-ID: <YfMkJKUuGBwyT611@pc6682> (raw)
In case of using console="" or console=null set console_set_on_cmdline=1
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 <andre.kalb@sma.de>
---
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] == 0 || strcmp(str, "null") == 0) {
__add_preferred_console("ttynull", 0, NULL, NULL, true);
+ console_set_on_cmdline = 1;
return 1;
}
--
2.31.1
next reply other threads:[~2022-01-27 23:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-27 23:00 Andre Kalb [this message]
2022-02-08 15:55 ` [PATCH] printk: Set console_set_on_cmdline=1 when using console="" or console=null Petr Mladek
2022-02-14 13:21 ` [PATCH v2] printk: Set console_set_on_cmdline=1 when __add_preferred_console() is called with user_specified == true Andre Kalb
2022-02-15 3:15 ` Sergey Senozhatsky
2022-02-15 17:58 ` Petr Mladek
2022-02-15 18:10 ` Petr Mladek
2022-02-16 3:18 ` Sergey Senozhatsky
2022-02-16 10:41 ` [PATCH v3] " Andre Kalb
2022-02-21 15:49 ` Petr Mladek
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