From: Neil Sun <neilsun@yunify.com>
To: Michal Hocko <mhocko@suse.com>
Cc: akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm/vmscan.c: drop_slab_node with task's memcg
Date: Tue, 6 Apr 2021 19:30:22 +0800 [thread overview]
Message-ID: <4dba277d-e497-5c34-0e68-fd2283585de2@yunify.com> (raw)
In-Reply-To: <YGwMD3DOymOFJ7O5@dhcp22.suse.cz>
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On 2021/4/6 15:21, Michal Hocko wrote:
>
> You are changing semantic of the existing user interface. This knob has
> never been memcg aware and it is supposed to have a global impact. I do
> not think we can simply change that without some users being surprised
> or even breaking them.
Yes, do you think add new interface to sysfs is a good way? such as
/sys/fs/cgroup/memory/lxc/i-vbe1u8o7/memory.kmem.drop_caches
I will rewrite this patch later.
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next prev parent reply other threads:[~2021-04-06 11:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-02 10:38 Neil Sun
2021-04-02 14:38 ` kernel test robot
2021-04-02 14:50 ` kernel test robot
2021-04-06 7:21 ` Michal Hocko
2021-04-06 11:30 ` Neil Sun [this message]
2021-04-06 11:39 ` Michal Hocko
2021-04-06 14:34 ` Neil Sun
2021-04-06 14:39 ` Michal Hocko
2021-04-06 15:12 ` Neil Sun
2021-04-06 17:38 ` Michal Hocko
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