Messages in this thread | | | Date | Fri, 1 Jun 2018 12:16:52 -0700 | From | Tejun Heo <> | Subject | Re: [RFC][PATCH 1/2] memcg: Ensure every task that uses an mm is in the same memory cgroup |
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Hello,
On Fri, Jun 01, 2018 at 01:11:59PM -0500, Eric W. Biederman wrote: > Widening the definition of a process sounds good. The memory control > group code would still need a way to forbid these in cgroup v1 mode, > when someone uses the task file.
Yeap, you're right. We'll need memcg's can_attach rejecting for v1.
> Using widening instead of denying should reduce the risk of introducing > a regression. > > The only reason I support the crazy case in my earlier patch is so that > we can have this discussion and in case we do cause a regression with > this change the previous algorithmic cleanup won't have to be reverted > as well.
Yeah, sure thing.
Thanks a lot.
-- tejun
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