From: Dave Chinner <david@fromorbit.com>
To: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: remove struct reclaim_state
Date: Fri, 18 Nov 2011 20:56:44 +1100 [thread overview]
Message-ID: <20111118095644.GJ7046@dastard> (raw)
In-Reply-To: <20111118092806.21688.8662.stgit@zurg>
On Fri, Nov 18, 2011 at 01:28:06PM +0300, Konstantin Khlebnikov wrote:
> Memory reclaimer want to know how much pages was reclaimed during shrinking slabs.
> Currently there is special struct reclaim_state with single counter and pointer from
> task-struct. Let's store counter direcly on task struct and account freed pages
> unconditionally. This will reduce stack usage and simplify code in reclaimer and slab.
>
> Logic in do_try_to_free_pages() is slightly changed, but this is ok.
> Nobody calls shrink_slab() explicitly before do_try_to_free_pages(),
Except for drop_slab() and shake_page()....
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2011-11-18 9:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-18 10:28 [PATCH] mm: remove struct reclaim_state Konstantin Khlebnikov
2011-11-18 9:56 ` Dave Chinner [this message]
2011-11-18 10:07 ` Konstantin Khlebnikov
2011-11-18 21:09 ` Dave Chinner
2011-11-19 9:55 ` [PATCH v2] " Konstantin Khlebnikov
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