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From: Andrew Morton <akpm@linux-foundation.org>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Rik van Riel <riel@redhat.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	kernel-team@fb.com
Subject: Re: [PATCH 3/4] mm: workingset: add vmstat counter for shadow nodes
Date: Tue, 9 Oct 2018 15:04:01 -0700	[thread overview]
Message-ID: <20181009150401.c72cde05338c1ec80a4b8701@linux-foundation.org> (raw)
In-Reply-To: <20181009184732.762-4-hannes@cmpxchg.org>

On Tue,  9 Oct 2018 14:47:32 -0400 Johannes Weiner <hannes@cmpxchg.org> wrote:

> Make it easier to catch bugs in the shadow node shrinker by adding a
> counter for the shadow nodes in circulation.
> 
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
> ---
>  include/linux/mmzone.h |  1 +
>  mm/vmstat.c            |  1 +
>  mm/workingset.c        | 12 ++++++++++--
>  3 files changed, 12 insertions(+), 2 deletions(-)
> 
> diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
> index 4179e67add3d..d82e80d82aa6 100644
> --- a/include/linux/mmzone.h
> +++ b/include/linux/mmzone.h
> @@ -161,6 +161,7 @@ enum node_stat_item {
>  	NR_SLAB_UNRECLAIMABLE,
>  	NR_ISOLATED_ANON,	/* Temporary isolated pages from anon lru */
>  	NR_ISOLATED_FILE,	/* Temporary isolated pages from file lru */
> +	WORKINGSET_NODES,

Documentation/admin-guide/cgroup-v2.rst, please.  And please check for
any other missing items while in there?



  reply	other threads:[~2018-10-09 22:04 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-09 18:47 [PATCH 0/4] mm: workingset & shrinker fixes Johannes Weiner
2018-10-09 18:47 ` [PATCH 1/4] mm: workingset: don't drop refault information prematurely fix Johannes Weiner
2018-10-10  0:55   ` Rik van Riel
2018-10-09 18:47 ` [PATCH 2/4] mm: workingset: use cheaper __inc_lruvec_state in irqsafe node reclaim Johannes Weiner
2018-10-10  0:55   ` Rik van Riel
2018-10-09 18:47 ` [PATCH 3/4] mm: workingset: add vmstat counter for shadow nodes Johannes Weiner
2018-10-09 22:04   ` Andrew Morton [this message]
2018-10-10 14:02     ` Johannes Weiner
2018-10-09 22:08   ` Andrew Morton
2018-10-10 15:05     ` Johannes Weiner
2018-10-16  8:49     ` Mel Gorman
2018-10-16 22:27       ` Andrew Morton
2018-10-09 18:47 ` [PATCH 4/4] mm: zero-seek shrinkers Johannes Weiner
2018-10-09 22:15   ` Andrew Morton
2018-10-09 22:17     ` Andrew Morton
2018-10-10  1:03   ` Rik van Riel
2018-10-10 15:15     ` Johannes Weiner
2018-10-12 13:48   ` Vlastimil Babka

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