From: Mel Gorman <mgorman@suse.de>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
J?rn Engel <joern@logfs.org>,
Michel Lespinasse <walken@google.com>,
Hugh Dickins <hughd@google.com>, Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@suse.cz>,
linux-mm@kvack.org
Subject: Re: [PATCH v2 4/7] mm: munlock: batch NR_MLOCK zone state updates
Date: Mon, 19 Aug 2013 16:01:54 +0100 [thread overview]
Message-ID: <20130819150154.GD23002@suse.de> (raw)
In-Reply-To: <1376915022-12741-5-git-send-email-vbabka@suse.cz>
On Mon, Aug 19, 2013 at 02:23:39PM +0200, Vlastimil Babka wrote:
> Depending on previous batch which introduced batched isolation in
> munlock_vma_range(), we can batch also the updates of NR_MLOCK
> page stats. After the whole pagevec is processed for page isolation,
> the stats are updated only once with the number of successful isolations.
> There were however no measurable perfomance gains.
>
> Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
> Reviewed-by: Jorn Engel <joern@logfs.org>
Acked-by: Mel Gorman <mgorman@suse.de>
--
Mel Gorman
SUSE Labs
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next prev parent reply other threads:[~2013-08-19 15:16 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-19 12:23 [PATCH v2 0/7] Improving munlock() performance for large non-THP areas Vlastimil Babka
2013-08-19 12:23 ` [PATCH v2 1/7] mm: putback_lru_page: remove unnecessary call to page_lru_base_type() Vlastimil Babka
2013-08-19 14:48 ` Mel Gorman
2013-08-19 12:23 ` [PATCH v2 2/7] mm: munlock: remove unnecessary call to lru_add_drain() Vlastimil Babka
2013-08-19 14:48 ` Mel Gorman
2013-08-19 12:23 ` [PATCH v2 3/7] mm: munlock: batch non-THP page isolation and munlock+putback using pagevec Vlastimil Babka
2013-08-19 14:58 ` Mel Gorman
2013-08-19 22:38 ` Andrew Morton
2013-08-22 11:13 ` Vlastimil Babka
2013-08-19 12:23 ` [PATCH v2 4/7] mm: munlock: batch NR_MLOCK zone state updates Vlastimil Babka
2013-08-19 15:01 ` Mel Gorman [this message]
2013-08-19 12:23 ` [PATCH v2 5/7] mm: munlock: bypass per-cpu pvec for putback_lru_page Vlastimil Babka
2013-08-19 15:05 ` Mel Gorman
2013-08-19 22:45 ` Andrew Morton
2013-08-22 11:16 ` Vlastimil Babka
2013-08-19 12:23 ` [PATCH v2 6/7] mm: munlock: remove redundant get_page/put_page pair on the fast path Vlastimil Babka
2013-08-19 15:07 ` Mel Gorman
2013-08-19 12:23 ` [PATCH v2 7/7] mm: munlock: manual pte walk in fast path instead of follow_page_mask() Vlastimil Babka
2013-08-19 22:47 ` Andrew Morton
2013-08-22 11:18 ` Vlastimil Babka
2013-08-27 22:24 ` Andrew Morton
2013-08-29 13:02 ` Vlastimil Babka
2013-08-19 22:48 ` [PATCH v2 0/7] Improving munlock() performance for large non-THP areas Andrew Morton
2013-08-22 11:21 ` Vlastimil Babka
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