From: Minchan Kim <minchan.kim@gmail.com>
To: Mel Gorman <mgorman@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
James Bottomley <James.Bottomley@hansenpartnership.com>,
Colin King <colin.king@canonical.com>,
Raghavendra D Prabhu <raghu.prabhu13@gmail.com>,
Jan Kara <jack@suse.cz>, Chris Mason <chris.mason@oracle.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>, Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-ext4 <linux-ext4@vger.kernel.org>,
stable <stable@kernel.org>
Subject: Re: [PATCH 1/2] mm: vmscan: Correct use of pgdat_balanced in sleeping_prematurely
Date: Tue, 17 May 2011 08:05:39 +0900 [thread overview]
Message-ID: <BANLkTikyATUVyYpY+SS_Py3DV18-L92GTg@mail.gmail.com> (raw)
In-Reply-To: <1305558417-24354-2-git-send-email-mgorman@suse.de>
On Tue, May 17, 2011 at 12:06 AM, Mel Gorman <mgorman@suse.de> wrote:
> From: Johannes Weiner <hannes@cmpxchg.org>
>
> Johannes Weiner poined out that the logic in commit [1741c877: mm:
> kswapd: keep kswapd awake for high-order allocations until a percentage
> of the node is balanced] is backwards. Instead of allowing kswapd to go
> to sleep when balancing for high order allocations, it keeps it kswapd
> running uselessly.
>
> Signed-off-by: Mel Gorman <mgorman@suse.de>
> Reviewed-by: Rik van Riel <riel@redhat.com>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
--
Kind regards,
Minchan Kim
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next prev parent reply other threads:[~2011-05-16 23:05 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-16 15:06 [PATCH 0/2] Eliminate hangs when using frequent high-order allocations V3 Mel Gorman
2011-05-16 15:06 ` [PATCH 1/2] mm: vmscan: Correct use of pgdat_balanced in sleeping_prematurely Mel Gorman
2011-05-16 15:26 ` Johannes Weiner
2011-05-17 5:26 ` Wu Fengguang
2011-05-16 23:05 ` Minchan Kim [this message]
2011-05-16 15:06 ` [PATCH 2/2] mm: vmscan: If kswapd has been running too long, allow it to sleep Mel Gorman
2011-05-16 15:26 ` Johannes Weiner
2011-05-16 21:16 ` Andrew Morton
2011-05-17 6:37 ` James Bottomley
2011-05-17 23:22 ` Andrew Morton
2011-05-18 9:47 ` Mel Gorman
2011-05-18 22:42 ` Minchan Kim
2011-05-19 9:19 ` Mel Gorman
2011-05-19 0:28 ` Dave Chinner
-- strict thread matches above, loose matches on Subject: below --
2011-05-23 9:53 [PATCH 0/2] Eliminate hangs when using frequent high-order allocations V4 Mel Gorman
2011-05-23 9:53 ` [PATCH 1/2] mm: vmscan: Correct use of pgdat_balanced in sleeping_prematurely Mel Gorman
2011-05-23 15:46 ` Minchan Kim
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