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From: Souptick Joarder <jrdr.linux@gmail.com>
To: Xiang Yang <xiangyang3@huawei.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@kernel.org>,
	roman.gushchin@linux.dev,  shakeelb@google.com,
	songmuchun@bytedance.com,
	 Andrew Morton <akpm@linux-foundation.org>,
	cgroups@vger.kernel.org,  Linux-MM <linux-mm@kvack.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH -next] mm/memcontrol.c: replace cgroup_memory_nokmem with mem_cgroup_kmem_disabled()
Date: Mon, 27 Jun 2022 06:35:28 +0530	[thread overview]
Message-ID: <CAFqt6zYd2GVv4kb4tWVVen-pq4ynN=q8jbE+AWmsjfeD8SJmqg@mail.gmail.com> (raw)
In-Reply-To: <20220625061844.226764-1-xiangyang3@huawei.com>

On Sat, Jun 25, 2022 at 11:51 AM Xiang Yang <xiangyang3@huawei.com> wrote:
>
> mem_cgroup_kmem_disabled() checks whether the kmem accounting is off.
> Therefore, replace cgroup_memory_nokmem with mem_cgroup_kmem_disabled(),
> which is the same work in percpu.c and slab_common.c.
>
> Signed-off-by: Xiang Yang <xiangyang3@huawei.com>
Acked-by: Souptick Joarder (HPE) <jrdr.linux@gmail.com>
> ---
>  mm/memcontrol.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 85adc43c5a25..4672c9ddd188 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -3815,7 +3815,7 @@ static u64 mem_cgroup_read_u64(struct cgroup_subsys_state *css,
>  #ifdef CONFIG_MEMCG_KMEM
>  static int memcg_online_kmem(struct mem_cgroup *memcg)
>  {
> -       if (cgroup_memory_nokmem)
> +       if (mem_cgroup_kmem_disabled())
>                 return 0;
>
>         if (unlikely(mem_cgroup_is_root(memcg)))
> @@ -3830,7 +3830,7 @@ static int memcg_online_kmem(struct mem_cgroup *memcg)
>
>  static void memcg_offline_kmem(struct mem_cgroup *memcg)
>  {
> -       if (cgroup_memory_nokmem)
> +       if (mem_cgroup_kmem_disabled())
>                 return;
>
>         if (unlikely(mem_cgroup_is_root(memcg)))
> --
> 2.22.0
>
>


      parent reply	other threads:[~2022-06-27  1:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-25  6:18 Xiang Yang
2022-06-25  8:58 ` Muchun Song
2022-06-26  1:41 ` Roman Gushchin
2022-06-27  1:05 ` Souptick Joarder [this message]

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