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SubjectRe: [PATCH] mm,x86: initialize high mem before free_all_bootmem()

* Stanislaw Gruszka <> wrote:

> On Tue, Dec 06, 2011 at 09:25:55AM +0100, Ingo Molnar wrote:
> > The thing is, the pagealloc bug you fixed basically kept
> > pagealloc debugging essentially disabled for a really long time,
> > correct?
> Yes, it worked only in special cases.
> > So i'd expect there to be quite a few latent problems -
> > i'll give it some more testing before pushing out the result.
> Ehh, I expect them too, but fortunately only with
> CONFIG_DEBUG_PAGEALLOC, non-debug kernel are not affected.

I test DEBUG_PAGEALLOC=y kernels all the time - i just booted a
32-bit and a 64-bit allyesconfig kernel an hour ago.

Miraculously everything appears to be in working order so far.



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