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    SubjectRe: [PATCH] mm: Check if PTE is already allocated during page fault
    On 04/15/2011 06:12 AM, Mel Gorman wrote:

    > This patch simply re-adds the check normally done by pte_alloc_map to
    > check if the PTE needs to be allocated before taking the page table
    > lock. The effect is noticable in page_test from aim9.

    > Reported-by: Raz Ben Yehuda<raziebe@gmail.com>
    > Signed-off-by: Mel Gorman<mgorman@suse.de>

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

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