Re: x86_64 account-for-memmap patch in 2.6.18-rc4-mm3 doesn't boot.

[Mel Gorman]

On Wed, 6 Sep 2006, Paul Jackson wrote:

> Mel Gorman wrote:
> > I could do with those lines, but I believe there was enough information
> > printed to determine why it failed to boot. I've attached a patch that
> > should boot the machine and assuming it works, I just need the output of
> > dmesg.
>
> Yup - that patch booted it, and produced the output you asked for.
>
> Here's the dmesg output from booting your patch:
>
> <dmesg log snipped>

Thanks. Now it's *painfully* obvious what went wrong - memmap is not 
necessarily in one zone and in your machine memmap spanned two zones. A 
patch will follow this mail that fixes the underlying issue but keeps the 
underflow check in case. Please give it a test if you get the chance. It 
passes regression tests here.

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