linux-kernel - [PATCH] make loglevel related commandline to early

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Date:	Fri, 01 Feb 2008 02:40:37 -0800
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] make loglevel related commandline to early_param

[PATCH] make loglevel related command_line to early_param

so we can use them for early console like console=uart8250 or earlycon=uart8250 or early_printk

Signed-off-by: Yinghai Lu <yinghai.lu@....com>

diff --git a/init/main.c b/init/main.c
index cb81ed1..a774a93 100644
--- a/init/main.c
+++ b/init/main.c
@@ -232,22 +232,18 @@ EXPORT_SYMBOL(loops_per_jiffy);
 
 static int __init debug_kernel(char *str)
 {
-	if (*str)
-		return 0;
 	console_loglevel = 10;
 	return 1;
 }
 
 static int __init quiet_kernel(char *str)
 {
-	if (*str)
-		return 0;
 	console_loglevel = 4;
 	return 1;
 }
 
-__setup("debug", debug_kernel);
-__setup("quiet", quiet_kernel);
+early_param("debug", debug_kernel);
+early_param("quiet", quiet_kernel);
 
 static int __init loglevel(char *str)
 {
@@ -255,7 +251,7 @@ static int __init loglevel(char *str)
 	return 1;
 }
 
-__setup("loglevel=", loglevel);
+early_param("loglevel", loglevel);
 
 /*
  * Unknown boot options get handed to init, unless they look like
diff --git a/kernel/printk.c b/kernel/printk.c
index 58bbec6..8c25e37 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -458,7 +458,7 @@ static int __init ignore_loglevel_setup(char *str)
 	return 1;
 }
 
-__setup("ignore_loglevel", ignore_loglevel_setup);
+early_param("ignore_loglevel", ignore_loglevel_setup);
 
 /*
  * Write out chars from start to end - 1 inclusive
--
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