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yaml --- r: 272191 b: refs/heads/master c: 0eca6b7 h: refs/heads/master i: 272189: fb45953 272187: d706f55 272183: 5623e2b 272175: ca209cd 272159: 0cc1f87 272127: f5e194b v: v3
git-mirror · Nov 1, 2011 · 48a0231 · 48a0231
1 parent f77054b
commit 48a0231
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Showing 3 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 73efc0394e148d0e15583e13712637831f926720
+refs/heads/master: 0eca6b7c78fd997e02bd9850e608102382b7822e
diff --git a/trunk/Documentation/kernel-parameters.txt b/trunk/Documentation/kernel-parameters.txt
@@ -973,6 +973,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
 	ignore_loglevel	[KNL]
 			Ignore loglevel setting - this will print /all/
 			kernel messages to the console. Useful for debugging.
+			We also add it as printk module parameter, so users
+			could change it dynamically, usually by
+			/sys/module/printk/parameters/ignore_loglevel.
 
 	ihash_entries=	[KNL]
 			Set number of hash buckets for inode cache.

diff --git a/trunk/kernel/printk.c b/trunk/kernel/printk.c
@@ -532,6 +532,9 @@ static int __init ignore_loglevel_setup(char *str)
 }
 
 early_param("ignore_loglevel", ignore_loglevel_setup);
+module_param_named(ignore_loglevel, ignore_loglevel, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ignore_loglevel, "ignore loglevel setting, to"
+	"print all kernel messages to the console.");
 
 /*
  * Write out chars from start to end - 1 inclusive