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SubjectRe: [PATCH v3] mm: make expand_downwards symmetrical to expand_upwards
On Thu, 21 Apr 2011, James Bottomley wrote:

> > - parisc: James has already queued "parisc: set memory ranges in
> > N_NORMAL_MEMORY when onlined" for 2.6.39, so all he needs now is
> > to merge a hybrid of the Kconfig changes requiring CONFIG_NUMA for
> > CONFIG_DISCONTIGMEM from KOSAKI-san and myself which also fix the
> > compile issues,
> Not quite: if we go this route, we need to sort out our CPU scheduling
> problem as well ... as I said, I don't think we've got all the necessary
> numa machinery in place yet.

Ok, it seems like there're two options for this release cycle:

(1) merge the patch that enables CONFIG_NUMA for DISCONTIGMEM but only
do so if CONFIG_SLUB is enabled to avoid the build error, or

(2) disallow CONFIG_SLUB for parisc with DISCONTIGMEM.

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