Re: [Adeos-main] adeos i386 and ppc patches forward ported to 2.6.13

[Heikki Lindholm <holindho@domain.hid>]

Heikki Lindholm kirjoitti:
> Philippe Gerum kirjoitti:
> 
>> Quoting Stelian Pop <stelian@domain.hid>:
>>
>>> Le jeudi 01 septembre 2005 à 15:52 +0200, Philippe Gerum a écrit :
>>>
>>>> >> Are you sure this is not the same I was experiencing, eg. missed
>>>> >> decrementer interrupt that stalls the machine (looks like hard 
>>>> lock-up)
>>>> >> for two minutes.
>>>> >
>>>> > I tried waiting (at least 5 minutes) and nothing happened.
>>>> >
>>>>
>>>> Here is a revisited version of Heikki's patch applicable against an
>>>> Adeos-patched kernel, and which is expected to solve the lagging
>>>> interrupt sync
>>>> issue; tested on a mpc8541 board. I'd be interested to know if this
>>>> still fixes
>>>> the issue discovered on ppc64, and maybe on the G4.
>>>
>>>
>>>
>>> Does not change a thing on the G4.
>>>
>>
>> Of, so if Heikki confirms that this patch works on ppc64, I guess that 
>> we have a
>> brand new shiny bug to chase, with lots of headbanging sessions ahead. 
>> And I'm
>> not talking about dance style here...
> 
> 
> I've now tried both 32- and 64-bit kernels on the G5 with and without 
> the patch and the results seem consistent with the G4. Without the 
> patch, stalls happen always with nucleus loaded, but I didn't observe 
> any with the patch. However, I'm still not happy with how the patch 
> handles the !threaded case: If everyone had handlers like
> my_handler(...);
> {
>    traps++;
>    return PROPAGATE;
> }
> the patch wouldn't help at all. I'd prefer something more along the 
> lines of my original posting.

Baah. Didn't notice the CVS is already updated. The changes in CVS look 
good to me. Scrap the previous comment.

-- Heikki Lindholm