Messages in this thread | | | Date | Thu, 10 Oct 2013 12:55:06 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH v3 3/3] mm/zswap: avoid unnecessary page scanning |
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On Mon, 23 Sep 2013 16:21:49 +0800 Weijie Yang <weijie.yang@samsung.com> wrote:
> add SetPageReclaim before __swap_writepage so that page can be moved to the > tail of the inactive list, which can avoid unnecessary page scanning as this > page was reclaimed by swap subsystem before. > > Signed-off-by: Weijie Yang <weijie.yang@samsung.com> > Reviewed-by: Bob Liu <bob.liu@oracle.com> > Cc: Minchan Kim <minchan@kernel.org> > Cc: stable@vger.kernel.org > Acked-by: Seth Jennings <sjenning@linux.vnet.ibm.com>
As a minor(?) performance tweak, I don't believe this is suitable for -stable backporting, so I took that out. If you believe this was a mistake, please explain why.
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