Re: [PATCH 1/2] printk: introduce pr_default() macro

From: Joe Perches
Date: Fri Feb 05 2016 - 11:14:15 EST


On Fri, 2016-02-05 at 21:48 +0800, Chen Yucong wrote:
> Until now, we cover all log-levels by pr_<level>  macros except
> KERN_DEFAULT one. Add it for convenience.
>
> Signed-off-by: Chen Yucong <slaoub@xxxxxxxxx>
> ---
>  include/linux/printk.h | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/include/linux/printk.h b/include/linux/printk.h
> index 51dd6b8..9808130 100644
> --- a/include/linux/printk.h
> +++ b/include/linux/printk.h
> @@ -274,6 +274,8 @@ extern asmlinkage void dump_stack(void) __cold;
>   */
>  #define pr_cont(fmt, ...) \
>   printk(KERN_CONT fmt, ##__VA_ARGS__)
> +#define pr_default(fmt, ...) \
> + printk(KERN_DEFAULT pr_fmt(fmt), ##__VA_ARGS__)
>  
>  /* pr_devel() should produce zero code unless DEBUG is defined */
>  #ifdef DEBUG
> @@ -345,6 +347,8 @@ extern asmlinkage void dump_stack(void) __cold;
>   printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
>  #define pr_cont_once(fmt, ...)
> \
>   printk_once(KERN_CONT pr_fmt(fmt), ##__VA_ARGS__)
> +#define pr_default_once(fmt, ...) \
> + printk_once(KERN_DEFAULT pr_fmt(fmt), ##__VA_ARGS__)
>  
>  #if defined(DEBUG)
>  #define pr_devel_once(fmt, ...)
> \
> @@ -396,6 +400,8 @@ extern asmlinkage void dump_stack(void) __cold;
>   printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
>  #define pr_info_ratelimited(fmt, ...)
> \
>   printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
> +#define pr_default_ratelimited(fmt, ...)
> \
> + printk_ratelimited(KERN_DEFAULT pr_fmt(fmt), ##__VA_ARGS__)
>  /* no pr_cont_ratelimited, don't do that... */
>  
>  #if defined(DEBUG)