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SubjectRe: [PATCH] printk timestamp post-boot suppression, v2

* Joe Korty <joe.korty@ccur.com> wrote:

> On Wed, Aug 27, 2008 at 12:16:30PM -0400, Mark Brown wrote:
> > It'd be nicer if this were optional - syslog typically only logs at
> > second resolution and not all systems are going to have logfiles.
>
> Optionally suppress printk timestamping after system boot.

i think the best approach is to write an initcall tracer - i think Arjan
has some ideas in that area.

that would be infinitely higher quality than anything printk based
anyway, as with ftrace you could see the reasons of why a boot delay
happens - which tasks context-switch, in which code path, etc.

Ingo


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