Re: Fw: Re: 2.6.9-rc2-mm4

[Jens Axboe]

On Fri, Oct 01 2004, Borislav Petkov wrote:
> > > > I don't see any changes that could impact this from 2.6.7 to 2.6.8. We
> > > > tightened the dma alignment (from 4 to 32 bytes), but should not cause
> > > > problems going in that direction. Unless the other path is buggy, of
> > > > course.
> > > >
> > > > Does dma make a difference? Please try 2.6.9-rc3 as well.
> > >
> > > Sorry guys,
> > >
> > > still a no go. Tested today 2.6.8.1 and 2.6.9-rc3 both with DMA
> > > on/off. same lost interrupt message. How about a hardware problem?
> > > Maybe the cd-drive is showing some hidden "features" under certain
> > > conditions, although it is highly unlikely since 2.6.7 runs fine.
> > > strange...
> >
> > I can't say, probably you need to look outside of ide changes to locate
> > the problem. Have you tried disabling acpi on your box?
>
> I'm not sure whether adding the boot option acpi=off is enough to
> disable ACPI in 2.6, but if this is the case 2.6.9-rc3 is still a no
> go with acpi disabled. How about APIC? 

maybe it would be more useful if you tried the -bk snapshots in between
2.6.7 and 2.6.8 to locate where the problem started. try the 2.6.8-rc
first, then try the snapshots in between when you find where the problem
was introduced.

-- 
Jens Axboe

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