Re: SCSI ABORT with 2.6.17-rc4-mm1

[Mel Gorman]

On Fri, 19 May 2006, Andrew Morton wrote:

> mel@xxxxxxxxx (Mel Gorman) wrote:
> > I am struggling to see how the alignment patches or
> >  arch-independent-zone-sizing would clobber the mapping of the ACPI table :(
>
> hm.  Well something did it ;)

Obviously. One option is to back out 
have-x86_64-use-add_active_range-and-free_area_init_nodes.patch and see 
what happens on Christian's machine.

> > > I also managed to provoke "Too many memory regions,
> > > truncating" out of it.
> > >
> >
> >  "Too many memory regions, truncating" is of concern because memory will be
> >  effectively lost. Is this on x86_64 as well? If so, I need to submit a
> >  patch that sets CONFIG_MAX_ACTIVE_REGIONS to 128 on x86_64 which is the
> >  same value of E820MAX. This is similar to what PPC64 does for LMB regions
> >  (see MAX_ACTIVE_REGIONS in arch/powerpc/Kconfig for example). If it's not
> >  x86_64, what arch does it occur on?
>
> Yes, it's x86_64.  It kind of went away though.  I seem to have been
> finding various .config combinations which cause x86_64 to die horridly -
> that was one.

Can you post up some of the configs and I'll see can I reproduce it 
locally please?

--
Mel Gorman
Part-time Phd Student                          Linux Technology Center
University of Limerick                         IBM Dublin Software Lab
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