Messages in this thread | | | Date | Mon, 9 May 2016 13:13:11 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 0/3] memory-hotplug: improve rezoning capability |
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On Mon, 9 May 2016 13:11:58 -0700 Andrew Morton <akpm@linux-foundation.org> wrote:
> On Mon, 9 May 2016 12:53:36 -0500 Reza Arbab <arbab@linux.vnet.ibm.com> wrote: > > > While it is currently possible to rezone memory when it is onlined, there are > > implicit assumptions about the zones: > > > > * To "online_kernel" a block into ZONE_NORMAL, it must currently > > be in ZONE_MOVABLE. > > > > * To "online_movable" a block into ZONE_MOVABLE, it must currently > > be in (ZONE_MOVABLE - 1). > > > > So on powerpc, where new memory is hotplugged into ZONE_DMA, these operations > > do not work. > > > > This patchset replaces the qualifications above with a more general > > validation of zone movement. > > > > The patches look good from a first scan. It's late for 4.6 so I'll > queue them for 4.7-rc1, unless there are convincing reasons otherwise?
err, make that 4.8-rc1.
> Hopefully the other memory-hotplug developers will be able to find time > to review these.
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