linux-kernel - Re: [PATCH v3] selftests: cgroup: fix test_kmem_memcg

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Message-ID: <ZN6apSESQA399VIB@P9FQF9L96D.corp.robot.car>
Date:   Thu, 17 Aug 2023 15:09:41 -0700
From:   Roman Gushchin <roman.gushchin@...ux.dev>
To:     Lucas Karpinski <lkarpins@...hat.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Johannes Weiner <hannes@...xchg.org>,
        Michal Hocko <mhocko@...nel.org>,
        Shakeel Butt <shakeelb@...gle.com>,
        Muchun Song <muchun.song@...ux.dev>, Tejun Heo <tj@...nel.org>,
        Zefan Li <lizefan.x@...edance.com>,
        Shuah Khan <shuah@...nel.org>, cgroups@...r.kernel.org,
        linux-mm@...ck.org, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] selftests: cgroup: fix test_kmem_memcg_deletion
 kernel mem check

On Thu, Aug 17, 2023 at 03:57:48PM -0400, Lucas Karpinski wrote:
> Currently, not all kernel memory usage is being accounted for. This
> commit switches to using the kernel entry within memory.stat which
> already includes kernel_stack, pagetables, and slab. The kernel entry
> also includes vmalloc and other additional kernel memory use cases which
> were missing.
> 
> Signed-off-by: Lucas Karpinski <lkarpins@...hat.com>

Acked-by: Roman Gushchin <roman.gushchin@...ux.dev>

Thanks!