Messages in this thread | | | Date | Fri, 19 Nov 2010 14:05:32 +0000 | From | Mel Gorman <> | Subject | Re: [PATCH 0/8] Use memory compaction instead of lumpy reclaim during high-order allocations |
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On Fri, Nov 19, 2010 at 07:43:02AM -0500, Theodore Tso wrote: > > On Nov 19, 2010, at 5:48 AM, Mel Gorman wrote: > > > At least as long as !CONFIG_COMPACTION exists. That will be a while because > > bear in mind CONFIG_COMPACTION is disabled by default (although I believe > > some distros are enabling it at least). Maybe we should choose to deprecate > > it in 2.6.40 and delete it at the infamous time of 2.6.42? That would give > > ample time to iron out any issues that crop up with reclaim/compaction > > (what this series has turned into). > > How about making the default before 2.6.40, as an initial step? >
It'd be a reasonable way of ensuring it's being tested everywhere and not by those that are interested or using distro kernel configs. I guess we'd set to "default y" in the same patch that adds the note to feature-removal-schedule.txt.
-- Mel Gorman Part-time Phd Student Linux Technology Center University of Limerick IBM Dublin Software Lab
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