Re: 2.5.63: ACPI S3 and S4 suspend problems

Pavel Machek (
Fri, 7 Mar 2003 23:26:10 +0100


> Hi all, running a Libretto L2 (ACPI only) on which I've been trying to
> get suspend working for ages. My latest try was 2.5.63 with the
> 20030228 ACPI update patch.
> S3 powers down into sleep mode, and upon awakening, prints
> Linux!
> in yellow text and hangs.

This is hard to debug... S4 should be easier.

> S4 starts putting processes in the refrigerator, and hangs on the last
> line (which just says "=|" IIRC).

Can you report exact messages/trace hang with printk?

> Any ideas? I can supply system info and kernel config info if
> helpful.

Yep, user printk() to locate where it hangs ;-). Then fix it. Then
submit a patch.

When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]
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