Re: [PATCH v5 1/2] memory_hotplug: Free pages as higher order

From: Michal Hocko
Date: Tue Oct 09 2018 - 07:06:56 EST


On Tue 09-10-18 15:24:13, Arun KS wrote:
> On 2018-10-09 14:59, Michal Hocko wrote:
> > On Fri 05-10-18 13:40:05, Arun KS wrote:
> > > When free pages are done with higher order, time spend on
> > > coalescing pages by buddy allocator can be reduced. With
> > > section size of 256MB, hot add latency of a single section
> > > shows improvement from 50-60 ms to less than 1 ms, hence
> > > improving the hot add latency by 60%. Modify external
> > > providers of online callback to align with the change.
> >
> > Acked-by: Michal Hocko <mhocko@xxxxxxxx>
> >
> > Thanks for your patience with all the resubmission.
>
> Hello Michal,
>
> I got the below email few days back. Do I still need to resubmit the patch?
> or is it already on the way to merge?

It is sitting in the queue for now. Andrew collects acks and
reviewed-bys and add them to the patch.
--
Michal Hocko
SUSE Labs