Re: SCSI ABORT with 2.6.17-rc4-mm1

From: Andrew Morton
Date: Fri May 19 2006 - 19:30:31 EST

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 ;)

> > 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.
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