On Tue, May 30, 2017 at 02:18:06PM +0200, Michal Hocko wrote:
> > So ZONE_DMA ends within ZONE_NORMAL. This shouldn't be possible, unless
> > this restriction is gone?
>
> The patch below should help.
It does fix this specific problem, but introduces a new one:
# echo online_movable > /sys/devices/system/memory/memory16/state
# cat /sys/devices/system/memory/memory16/valid_zones
Movable
# echo offline > /sys/devices/system/memory/memory16/state
# cat /sys/devices/system/memory/memory16/valid_zones
<--- no output
Memory block 16 is the only one I onlined and offlineto ZONE_MOVABLE.
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