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From: Waiman Long <longman@redhat.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: Christoph Lameter <cl@linux.com>,
	Pekka Enberg <penberg@kernel.org>,
	David Rientjes <rientjes@google.com>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Jonathan Corbet <corbet@lwn.net>,
	Luis Chamberlain <mcgrof@kernel.org>,
	Kees Cook <keescook@chromium.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	linux-mm@kvack.org, linux-doc@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org,
	linux-kernel@vger.kernel.org, Roman Gushchin <guro@fb.com>,
	Shakeel Butt <shakeelb@google.com>,
	Andrea Arcangeli <aarcange@redhat.com>
Subject: Re: [PATCH 1/2] mm, memcontrol: Add memcg_iterate_all()
Date: Thu, 27 Jun 2019 17:03:06 -0400	[thread overview]
Message-ID: <2213070d-34c3-4f40-d780-ac371a9cbbbe@redhat.com> (raw)
In-Reply-To: <20190627150746.GD5303@dhcp22.suse.cz>

On 6/27/19 11:07 AM, Michal Hocko wrote:
> On Mon 24-06-19 13:42:18, Waiman Long wrote:
>> Add a memcg_iterate_all() function for iterating all the available
>> memory cgroups and call the given callback function for each of the
>> memory cgruops.
> Why is a trivial wrapper any better than open coded usage of the
> iterator?

Because the iterator is only defined within memcontrol.c. So an
alternative may be to put the iterator into a header file that can be
used by others. Will take a look at that.

Cheers,
Longman


  reply	other threads:[~2019-06-27 21:03 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-24 17:42 [PATCH 0/2] mm, slab: Extend vm/drop_caches to shrink kmem slabs Waiman Long
2019-06-24 17:42 ` [PATCH 1/2] mm, memcontrol: Add memcg_iterate_all() Waiman Long
2019-06-27 15:07   ` Michal Hocko
2019-06-27 21:03     ` Waiman Long [this message]
2019-06-28  7:10       ` Michal Hocko
2019-06-24 17:42 ` [PATCH 2/2] mm, slab: Extend vm/drop_caches to shrink kmem slabs Waiman Long
2019-06-26 20:19   ` Roman Gushchin
2019-06-27 20:57     ` Waiman Long
2019-06-27 21:24       ` Roman Gushchin
2019-06-27 21:31         ` Waiman Long
2019-06-28 15:32         ` Christopher Lameter
2019-06-28 16:33           ` Roman Gushchin
2019-06-28 17:16           ` Yang Shi
2019-06-28 17:30             ` Roman Gushchin
2019-06-27 21:25       ` Luis Chamberlain
2019-06-27 15:15   ` Michal Hocko
2019-06-27 21:16     ` Waiman Long
2019-06-28  7:31       ` Michal Hocko
2019-07-02 18:41         ` Waiman Long

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