Re: Software suspend in 2.6.0

[Nigel Cunningham]

Hi Rob.

Do you have a preemptive kernel? If so, it could be that you're getting
'bad scheduling while atomic' messages. Could you check dmesg after the
second suspend?

Regards,

Nigel

On Tue, 2003-12-30 at 19:00, Rob Landley wrote:
> Since Patrick fell off the face of the earth, I've switched to Pavel's suspend 
> code, which pretty much works the same way, but has some similar rough edges.
> 
> The first suspend works nicely.  After resuming from that and suspending 
> again, the screen gets blanked early in the suspend (immediately after 
> "suspending processes", and then the suspend is REALLY SLOW.  (You can see 
> the hard drive light light up and go off again with a 1/2 second gap between 
> each page saved.)
> 
> I think that what's happening is that during the "power stuff down" phase, the 
> device list is including the screen and processor and powering them down.  
> The processor goes into an insanely slow state, and the display is black.  
> (The suspend will usually complete normally when this happens, if you give it 
> 10 minutes.)
> 
> It doesn't do this on the first suspend, but it does it on second and later 
> suspends.
> 
> Any suggestions?
> 
> Rob
> 
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