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    SubjectRe: [PATCH 1/8] mm: munlock use follow_page
    Hugh Dickins wrote:
    > Hiroaki Wakabayashi points out that when mlock() has been interrupted
    > by SIGKILL, the subsequent munlock() takes unnecessarily long because
    > its use of __get_user_pages() insists on faulting in all the pages
    > which mlock() never reached.

    > Signed-off-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>

    Nice cleanup.

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

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