Re: [PATCH 1/1] mm, oom_adj: don't loop through tasks in __set_oom_adj when not necessary

Tetsuo Handa
2020-08-20T13:53:19Z

On 2020/08/20 22:34, Christian Brauner wrote:
> On Thu, Aug 20, 2020 at 03:26:31PM +0200, Michal Hocko wrote:
>> If you can handle vfork by other means then I am all for it. There were
>> no patches in that regard proposed yet. Maybe it will turn out simpler
>> then the heavy lifting we have to do in the oom specific code.
>
> Eric's not wrong. I fiddled with this too this morning but since
> oom_score_adj is fiddled with in a bunch of places this seemed way more
> code churn then what's proposed here.

I prefer simply reverting commit 44a70adec910d692 ("mm, oom_adj: make sure
processes sharing mm have same view of oom_score_adj").