On Sat, Feb 07, 2009 at 11:37:48AM +0100, Frank Seidel wrote:
> Jean Delvare wrote:
> > Default log level? That's news to me. Care to elaborate?
>
> printk (in kernel/printk.c) uses vprintk and vprintk:
> asmlinkage int vprintk(const char *fmt, va_list args)
> {
> int printed_len = 0;
> int current_log_level = default_message_loglevel;
> ...
> and default_message_loglevel in include/linux/kernel.h:
>
> #define default_message_loglevel (console_printk[1])
>
> and console_printk[1] is (in kernel/printk.c)
> DEFAULT_MESSAGE_LOGLEVEL
>
> and in kernel/printk.c:
> #define DEFAULT_MESSAGE_LOGLEVEL 4 /* KERN_WARNING */
>
> => so as far as i could see KERN_WARNING is the
> default loglevel of messages.
one little note: This is changable writing to /proc/sys/kernel/printk.
So the patch introduces at least a little change in behaviour.
IMHO this is OK though.
Best regards
Uwe
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