linux-kernel - Re: [PATCH] mm/memcontrol: respect zswap.writeback setting from parent cg too

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Message-ID: <5a671a9fca4534e499976bbc2b0a380ec496b4c4.camel@yhndnzj.com>
Date: Thu, 15 Aug 2024 18:39:47 +0000
From: Mike Yuan <me@...dnzj.com>
To: Nhat Pham <nphamcs@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, cgroups@...r.kernel.org, Andrew Morton <akpm@...ux-foundation.org>, Muchun Song <muchun.song@...ux.dev>, Shakeel Butt <shakeel.butt@...ux.dev>, Roman Gushchin <roman.gushchin@...ux.dev>, Michal Hocko <mhocko@...nel.org>, Johannes Weiner <hannes@...xchg.org>, Yosry Ahmed <yosryahmed@...gle.com>
Subject: Re: [PATCH] mm/memcontrol: respect zswap.writeback setting from parent cg too

On 2024-08-14 at 12:53 -0700, Nhat Pham wrote:
> On Wed, Aug 14, 2024 at 12:52 PM Nhat Pham <nphamcs@...il.com> wrote:
> > 
> > On Wed, Aug 14, 2024 at 10:20 AM Mike Yuan <me@...dnzj.com> wrote:
> > 
> > May I ask you to add/clarify this new expected behavior in
> > Documentation/admin-guide/cgroup-v2.rst?
> 
> (and a selftest too, if it's not too much to ask :))

Hmm, I tried to, but the test_zswap_writeback_enabled and
test_zswap_writeback_disabled tests in the current tree already
fail for me... Should I still add new test cases under this
circumstance?