Gilles Chanteperdrix wrote:
> Philippe Gerum wrote:
>  > Gilles Chanteperdrix wrote:
>  > > Philippe Gerum wrote:
>  > >  > Likely not this time (keep it cold anyway, who knows); I strongly 
> suspect a bug in 
>  > >  > xnarch_switch_to() for all archs but x86
>  > > 
>  > > Now that you are talking about it, I may be the one who owes a beer to
>  > > everyone by first having put a bug in ia64 context-switch code... If I
>  > > am not wrong, the bug should be observed on ia64 too. Unfortunately, I
>  > > am unable to compile my ia64 kernel right now, so I wrote a patch for
>  > > power PC, and would be glad if some power PC owner could try it.
>  > > 
>  > 
>  > Nope, same lockup with hybrid scheduling.
> 
> The latency -t 1 crash may be observed on ia64 too.
> 
> But it does not seem to be due to the bug I was suspecting in context
> switch code.
> 

What about the PPC world? I saw some SVN commits claiming to fix this
(also for blackfin) - but there was no "Hey, it's fixed now!" on the
mailing list.

Jan

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