Re: 2.6.18-rc4 (and earlier): CMOS clock corruption during suspendto disk on i386

From: john stultz
Date: Wed Aug 09 2006 - 13:41:48 EST


On Wed, 2006-08-09 at 14:26 +0200, Rafael J. Wysocki wrote:
> It looks like the CMOS clock gets corrupted during the suspend to disk
> on i386. I've observed this on 2 different boxes. Moreover, one of them is
> AMD64-based and the x86_64 kernel doesn't have this problem on it.
>
> Also, I've done some tests that indicate the corruption doesn't occur before
> saving the suspend image. It rather happens when the box is powered off
> or rebooted (tested both cases).

Hmmm. Could you better describe the corruption you're seeing?

I've just gotten a report about uptime reporting odd values after resume
when the CMOS clock was set to the past during a suspend to disk, but
that's somewhat expected and I would think it would occur on x86_64 as
well.

thanks
-john


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