Re: [PATCH v2 1/9] mm/compaction: skip useless pfn when updating cached pfn

Vlastimil Babka
2015-09-08T16:30:09Z

On 09/07/2015 07:35 AM, Joonsoo Kim wrote:
> On Mon, Aug 24, 2015 at 11:07:12AM +0200, Vlastimil Babka wrote:
>> On 08/24/2015 04:19 AM, Joonsoo Kim wrote:
>>
>> In isolate_freepages_block() this means we actually go logically
>> *back* one pageblock, as the direction is opposite? I know it's not
>> an issue after the redesign patch so you wouldn't notice it when
>> testing the whole series. But there's a non-zero chance that the
>> smaller fixes are merged first and the redesign later...
>
> Hello, Vlastimil.
> Sorry for long delay. I was on vacation. :)
> I will fix it next time.
>
> Btw, if possible, could you review the patchset in detail? or do you

I'll try soon...

> have another plan on compaction improvement? Please let me know your
> position to determine future plan of this patchset.
>
> Thanks.
>