Re: [PATCH RFC v2 0/4] mm/ksm: add option to automerge VMAs
From: Michal Hocko
Date: Wed May 15 2019 - 02:55:03 EST
On Wed 15-05-19 08:25:23, Oleksandr Natalenko wrote:
> > > Please make sure to describe a usecase that warrants adding a new
> > > interface we have to maintain for ever.
> I think of two major consumers of this interface:
> 1) hosts, that run containers, especially similar ones and especially in
> a trusted environment;
> 2) heavy applications, that can be run in multiple instances, not
> limited to opensource ones like Firefox, but also those that cannot be
This is way too generic. Please provide something more specific. Ideally
with numbers. Why those usecases cannot use an existing interfaces.
Remember you are trying to add a new user interface which we will have
to maintain for ever.
I will try to comment on the interface itself later. But I have to say
that I am not impressed. Abusing sysfs for per process features is quite
gross to be honest.