Re: [PATCH 6/7] Add pr_debug_pid to kernel.h

From: Alexey Dobriyan
Date: Sat Jun 09 2007 - 14:02:10 EST


On Sat, Jun 09, 2007 at 09:18:36AM +0100, Jack Stone wrote:
> This patch adds a new function to kernel.h. This function prints out the
> pid of the current process and the name of the function where it was
> called from followed by the debug message and a newline.

NO! We don't add macros for every debug format people use into core
headers. I think you should stop after pr_err().

> --- linux.orig/include/linux/kernel.h
> +++ linux/include/linux/kernel.h
> @@ -228,6 +228,8 @@ extern void print_hex_dump(const char *l
> /* If you are writing a driver, please use dev_dbg instead */
> #define pr_debug(fmt,arg...) \
> printk(KERN_DEBUG fmt,##arg)
> +#define pr_debug_pid(fmt,arg...) \
> + printk(KERN_DEBUG "pid %d: %s: " fmt "\n" , current->pid ,
> __FUNCTION__, ##args)
> #define pr_err(fmt,arg...) \
> printk(KERN_ERR fmt,##arg)
> #else
> @@ -236,6 +238,11 @@ static inline int __attribute__ ((format
> return 0;
> }
>
> +static inline int __attribute__ ((format (printf, 1, 2)))
> pr_debug_pid(const char * fmt, ...)
> +{
> + return 0;
> +}

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