On Thu 01-06-17 11:02:28, Reza Arbab wrote:
> On Thu, Jun 01, 2017 at 02:20:04PM +0200, Michal Hocko wrote:
> >Teach move_pfn_range that MMOP_ONLINE_KEEP can use the movable zone if
> >movable_node is enabled and the range doesn't overlap with the existing
> >normal zone. This should provide a reasonable default onlining strategy.
>
> I like it. If your distro has some auto-onlining udev rule like
>
> SUBSYSTEM=="memory", ACTION=="add", ATTR{state}=="offline", ATTR{state}="online"
>
> You could get things onlined as movable just by putting movable_node in
> the boot params, without changing/modifying the rule.
yes this is the primary point of the patch ;)
--
Michal Hocko
SUSE Labs
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