Re: [PATCH] mm: correctly charge compressed memory to its memcg

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On Thu, Aug 11, 2022 at 4:19 PM liliguang <liliguang@xxxxxxxxx> wrote:
>
> From: Li Liguang <liliguang@xxxxxxxxx>
>
> Kswapd will reclaim memory when memory pressure is high, the
> annonymous memory will be compressed and stored in the zpool
> if zswap is enabled. The memcg_kmem_bypass() in
> get_obj_cgroup_from_page() will bypass the kernel thread and
> cause the compressed memory not charged to its memory cgroup.
>
> Remove the memcg_kmem_bypass() and properly charge compressed
> memory to its corresponding memory cgroup.
>
> Signed-off-by: Li Liguang <liliguang@xxxxxxxxx>

Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

Thanks.




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