Messages in this thread | | | Date | Thu, 24 Feb 2011 08:37:27 +0900 | Subject | Re: [PATCH] mm: optimize replace_page_cache_page | From | Minchan Kim <> |
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On Thu, Feb 24, 2011 at 7:44 AM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Sun, 20 Feb 2011 08:41:21 +0900 > Minchan Kim <minchan.kim@gmail.com> wrote: > >> Resend. > > Reignore. > >> he patch is based on mmotm-2011-02-04 + >> mm-add-replace_page_cache_page-function-add-freepage-hook.patch. >> >> On Fri, Feb 11, 2011 at 01:33:46AM +0900, Minchan Kim wrote: >> > This patch optmizes replace_page_cache_page. >> > >> > 1) remove radix_tree_preload >> > 2) single radix_tree_lookup_slot and replace radix tree slot >> > 3) page accounting optimization if both pages are in same zone. >> > >> > Cc: Miklos Szeredi <mszeredi@suse.cz> >> > Cc: Rik van Riel <riel@redhat.com> >> > Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> >> > Cc: Mel Gorman <mel@csn.ul.ie> >> > Signed-off-by: Minchan Kim <minchan.kim@gmail.com> >> > --- >> > mm/filemap.c | 61 ++++++++++++++++++++++++++++++++++++++++++++++++--------- >> > 1 files changed, 51 insertions(+), 10 deletions(-) >> > >> > Hi Miklos, >> > This patch is totally not tested. >> > Could you test this patch? > > ^^^ Because of this. > > Is it tested yet? >
Miklos. Could you test this? If you are busy, let me know how to test it. I will. Thanks.
-- Kind regards, Minchan Kim -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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