On Thu, 15 Aug 2024 12:12:26 -0700 Nhat Pham <nphamcs@xxxxxxxxx> wrote: > > Yeah, I thought about the other way around and reached the same > > conclusion. > > And there's permission boundary in the mix too - if root disables zswap > > writeback for its cgroup, the subcgroups, which could possibly be owned > > by other users, should not be able to reenable this. > > Hmm yeah, I think I agree with your and Yosry's reasonings :) It > doesn't affect our use case AFAICS, and the code looks solid to me, > so: > > Reviewed-by: Nhat Pham <nphamcs@xxxxxxxxx> But you'd still like an update to Documentation/admin-guide/cgroup-v2.rst?