Re: CONFIG_PRINTK_TIME woes

Andrew Morton
2005-08-22T21:13:40Z

"David S. Miller" <davem@davemloft.net> wrote:
>
> I really do need sub-microsecond timings when I put a lot of
> printk tracing into the stack.

How fast is printk? I haven't looked.

ie: if you do back-to-back printk's, what's the timestamp increment?