Re: [PATCH v13 5/7] mm, oom: add cgroup v2 mount option for cgroup-aware OOM killer

[Roman Gushchin]

On Fri, Dec 01, 2017 at 02:31:45PM +0100, Michal Hocko wrote:
> On Fri 01-12-17 13:15:38, Roman Gushchin wrote:
> [...]
> > So, maybe we just need to return -EAGAIN (or may be -ENOTSUP) on any read/write
> > attempt if option is not enabled?
> 
> Yes, that would work as well. ENOTSUP sounds better to me.
> -- 
> Michal Hocko
> SUSE Labs