Re: [PATCH] mm: memcg: Fix memcg reclaim soft lockup

xunlei
2020-08-26T13:48:26Z

On 2020/8/26 下午9:26, Michal Hocko wrote:
> On Wed 26-08-20 21:16:28, xunlei wrote:
> [...]
>> oom_reaper also can't get scheduled because of 1-cpu, and the mutex
>> uses might_sleep() which is noop in case of "CONFIG_PREEMPT_VOLUNTARY is
>> not set" I mentioned in the commit log.
>
> OK, I see. I have clearly missed the 1cpu configuration. Sorry about
> that.
>
> Thanks for bearing with me.
>

Thanks for the confirmation, has sent v2.