Messages in this thread | | | Subject | Re: [Lhms-devel] new memory hotremoval patch | From | Dave Hansen <> | Date | Wed, 30 Jun 2004 17:11:11 -0700 |
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On Wed, 2004-06-30 at 04:17, IWAMOTO Toshihiro wrote: > Due to struct page changes, page->mapping == NULL predicate can no > longer be used for detecting cancellation of an anonymous page > remapping operation. So the PG_again bit is being used again. > It may be still possible to kill the PG_again bit, but the priority is > rather low.
But, you reintroduced it everywhere, including file-backed pages, not just for anonymous pages? Why was this necessary?
-- Dave
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