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SubjectRe: [Bug #13319] Page allocation failures with b43 and p54usb
On Tue, 30 Jun 2009, Pekka Enberg wrote:

> Well, I obviously don't agree here because kmalloc-4096 debugging causes
> problems in the real world. Furthermore, SLUB never supported debugging
> for objects that big historically because of page allocator passthrough.
> And with Mel Gorman's page allocator optimizations, we might be going
> back to that.

SLUB for some period of time had passthrough. It did not start out like
that though.

kmalloc-4096 causes problems in the long run and so do other caches that
are of similar size. But it allows debugging to occur. Silently switching
it off is something I am not comfortable with.



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