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    SubjectRe: [PATCH 1/2] mm,migration: During fork(), wait for migration to end if migration PTE is encountered
    On 04/26/2010 06:37 PM, Mel Gorman wrote:
    > From: KAMEZAWA Hiroyuki<kamezawa.hiroyu@jp.fujitsu.com>
    >
    > From: KAMEZAWA Hiroyuki<kamezawa.hiroyu@jp.fujitsu.com>
    >
    > At page migration, we replace pte with migration_entry, which has
    > similar format as swap_entry and replace it with real pfn at the
    > end of migration. But there is a race with fork()'s copy_page_range().

    Reviewed-by: Rik van Riel <riel@redhat.com>

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