Re: [patch] Printk kernel version in WARN_ON

From: Andrew Morton
Date: Sat Nov 17 2007 - 13:27:52 EST


On Sat, 17 Nov 2007 10:15:52 -0800 Arjan van de Ven <arjan@xxxxxxxxxxxxx> wrote:

> @@ -35,8 +36,8 @@ struct bug_entry {
> #define WARN_ON(condition) ({ \
> int __ret_warn_on = !!(condition); \
> if (unlikely(__ret_warn_on)) { \
> - printk("WARNING: at %s:%d %s()\n", __FILE__, \
> - __LINE__, __FUNCTION__); \
> + printk("WARNING: at %s:%d %s() (%s)\n", __FILE__, \
> + __LINE__, __FUNCTION__, UTS_RELEASE); \
> dump_stack(); \
> } \
> unlikely(__ret_warn_on); \

that made our 1100-odd WARN_ON sites fatter.

I suppose sometime we should optimise WARN_ON like we did BUG_ON.
-
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