Re: [PATCH v2] Add suspend/resume for HPET

Thomas Gleixner
2007-03-31T16:09:52Z

On Sun, 2007-04-01 at 00:01 +0800, Jeff Chua wrote:
> On 3/31/07, Thomas Gleixner <tglx@linutronix.de> wrote:
>
> > Jeff still seems to have problems with CONFIG_NO_HZ=n and it might be
> > caused by time keeping / tick management resume happening before the
> > HPET resume.
>
>
> me>Confirmed that suspend/resume disk/ram works on X60s with
> me>CONFIG_HPET_TIMER=y and CONFIG_NO_HZ unset.
> me> But suspend to disk still hang with CONFIG_NO_HZ unset.
>
>
> Oops, sorry. Typo (as a result copy/paste using mouse)
> ... I actually meant CONFIG_NO_HZ "set".
>
> Just to be clear, suspend to disk still hang with CONFIG_NO_HZ=y. It
> hang just before you see the percent saving %.

Ah, that's a different one then. In that path the timers should be
alive, but who knows.

tglx