Re: mtd: kernel BUG at arch/x86/mm/pat.c:279!

[David Woodhouse]

On Sun, 2012-09-09 at 09:56 -0700, H. Peter Anvin wrote:
> 
> > So it should either be start=0xfffffffffffff000 end=0xffffffffffffffff
> > or it should be start=0xfffffffffffff000 len=0x1000.
> 
> I would strongly object to the former; that kind of inclusive ranges 
> breed a whole class of bugs by themselves.

Another alternative that avoids overflow issues is to use a PFN rather
than a byte address.

-- 
dwmw2

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