Re: Desktop and S3 suspend the Holy Grail of ACPI?

[Nick Lidakis <nlidakis-H+0wwilmMs3R7s880joybQ@public.gmane.org>]

Ow Mun Heng wrote:

>  
>
>>-----Original Message-----
>>From: Nick Lidakis [mailto:nlidakis-H+0wwilmMs3R7s880joybQ@public.gmane.org]
>>Sent: Tuesday, March 02, 2004 10:57 AM
>>To: Ow Mun Heng
>>Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
>>Subject: Re: [ACPI] Desktop and S3 suspend the Holy Grail of ACPI?
>>
>>
>>Ow Mun Heng wrote:
>>
>>    
>>
>>> 
>>>
>>>      
>>>
>>>>-----Original Message-----
>>>>From: Nick Lidakis [mailto:nlidakis-H+0wwilmMs3R7s880joybQ@public.gmane.org]
>>>>        
>>>>
>>Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
>>    
>>
>>>>Subject: Re: [ACPI] Desktop and S3 suspend the Holy Grail of ACPI?
>>>>
>>>>
>>>>Pavel Machek wrote:
>>>>
>>>>   
>>>>
>>>>        
>>>>
>>>>>Hi!
>>>>>
>>>>>
>>>>>
>>>>>     
>>>>>
>>>>>          
>>>>>
>>>>>>>>I tried playing with suspend to disk in kernel 2.6.3. It 
>>>>>>>>           
>>>>>>>>
>>>>>>>>                
>>>>>>>>
>>>>was a no go. I 
>>>>   
>>>>
>>>>        
>>>>
>>>>>>>>have highmem enabled on this machine which has 1 gig of RAM.
>>>>>>>>Going to try pmdisk.
>>>>>>>>
>>>>>>>>
>>>>>>>>      
>>>>>>>>
>>>>>>>>           
>>>>>>>>
>>>>>>>>                
>>>>>>>>
>>>>>>>Forget pmdisk, that will not work anyway. Try running 
>>>>>>>         
>>>>>>>
>>>>>>>              
>>>>>>>
>>>>without highmem
>>>>   
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>>>>        
>>>>
>>>>>>>(at least for a test).
>>>>>>>    
>>>>>>>
>>>>>>>         
>>>>>>>
>>>>>>>              
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>>>>>     
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>>>>>          
>>>>>
>>>>>>Should I also disable preemption?
>>>>>>  
>>>>>>
>>>>>>       
>>>>>>
>>>>>>            
>>>>>>
>>>>>Yes.
>>>>>								Pavel
>>>>>
>>>>>
>>>>>
>>>>>     
>>>>>
>>>>>          
>>>>>
>>>>Pavel, I'm having some trouble understanding the swsusp.txt 
>>>>        
>>>>
>>file. It 
>>    
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>>>>states: " You must explicitly specify the swap partition to 
>>>>resume from with
>>>>``resume='' kernel option."
>>>>
>>>>my swap partition resides in /dev/hda4
>>>>
>>>>So I think  I need to do something like this?
>>>># Boot up Linux by default.
>>>>#
>>>>default=Linux
>>>>
>>>>image=/vmlinuz
>>>>       label=Linux
>>>>       read-only
>>>>append="hda=autotune resume=/dev/hda4"   <---- added this
>>>>   
>>>>
>>>>        
>>>>
>>>That's the way I'm doing it on Grub 
>>>
>>> 
>>>
>>>      
>>>
>>Then it should automatically resume next time the power button is 
>>pressed, no other options need to be passed at the LILO prompt?
>>    
>>
>
>
>Yep.. Er.. I'm using Grub.. but that should be not-related.
>
>
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>  
>
Ok, it seems to work with a 2.6.3 kernel; highmem and preemtion disabled.
Can I ask you how you have USB enabled? Compiled into the kernel or as 
modules?
I could have sworn I erad something about ACPI swsusp and USB conflicts.

Do you use swsusp constantly, and do you find reliable so far?





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