linux-kernel - Re: [PATCH v2 0/2] mm, slab: Extend slab/shrink to shrink all memcg caches

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Message-ID: <4d2ca559-4a59-1368-7b40-f05b9aefe84e@redhat.com>
Date:   Thu, 18 Jul 2019 14:09:00 -0400
From:   Waiman Long <longman@...hat.com>
To:     Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Michal Hocko <mhocko@...nel.org>, Roman Gushchin <guro@...com>,
        Johannes Weiner <hannes@...xchg.org>,
        Shakeel Butt <shakeelb@...gle.com>,
        Vladimir Davydov <vdavydov.dev@...il.com>
Subject: Re: [PATCH v2 0/2] mm, slab: Extend slab/shrink to shrink all memcg
 caches

On 7/18/19 2:07 PM, Waiman Long wrote:
>  v2:
>   - Just extend the shrink sysfs file to shrink all memcg caches without
>     adding new semantics.
>   - Add a patch to report the time of the shrink operation.
>
> This patchset enables the slab/shrink sysfs file to shrink all the
> memcg caches that are associated with the given root cache. The time of
> the shrink operation can now be read from the shrink file.
>
> Waiman Long (2):
>   mm, slab: Extend slab/shrink to shrink all memcg caches
>   mm, slab: Show last shrink time in us when slab/shrink is read
>
>  Documentation/ABI/testing/sysfs-kernel-slab | 14 +++++---
>  include/linux/slub_def.h                    |  1 +
>  mm/slab.h                                   |  1 +
>  mm/slab_common.c                            | 37 +++++++++++++++++++++
>  mm/slub.c                                   | 14 +++++---
>  5 files changed, 59 insertions(+), 8 deletions(-)
>
Sorry, it is a mistake. Please ignore it.

-Longman