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Groups > linux.kernel > #1397336
| From | Andrew Morton <akpm@linux-foundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 0/3] memory-hotplug: improve rezoning capability |
| Date | 2016-05-09 22:20 +0200 |
| Message-ID | <rwZOO-48t-9@gated-at.bofh.it> (permalink) |
| References | <rwXDj-1Ud-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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? Hopefully the other memory-hotplug developers will be able to find time to review these.
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[PATCH 0/3] memory-hotplug: improve rezoning capability Reza Arbab <arbab@linux.vnet.ibm.com> - 2016-05-09 20:00 +0200
[PATCH 2/3] memory-hotplug: more general validation of zone during online Reza Arbab <arbab@linux.vnet.ibm.com> - 2016-05-09 20:00 +0200
Re: [PATCH 2/3] memory-hotplug: more general validation of zone during online Yasuaki Ishimatsu <yasu.isimatu@gmail.com> - 2016-05-10 20:10 +0200
Re: [PATCH 2/3] memory-hotplug: more general validation of zone during online Reza Arbab <arbab@linux.vnet.ibm.com> - 2016-05-10 22:40 +0200
Re: [PATCH 2/3] memory-hotplug: more general validation of zone during online Yasuaki Ishimatsu <yasu.isimatu@gmail.com> - 2016-05-11 17:20 +0200
Re: [PATCH 2/3] memory-hotplug: more general validation of zone during online Reza Arbab <arbab@linux.vnet.ibm.com> - 2016-05-11 21:30 +0200
Re: [PATCH 0/3] memory-hotplug: improve rezoning capability Andrew Morton <akpm@linux-foundation.org> - 2016-05-09 22:20 +0200
Re: [PATCH 0/3] memory-hotplug: improve rezoning capability Andrew Morton <akpm@linux-foundation.org> - 2016-05-09 22:20 +0200
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