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    SubjectRe: [PATCH 2/5] mm: gup: add __get_user_pages_unlocked to customize gup_flags
    On Wed, Oct 29, 2014 at 05:35:17PM +0100, Andrea Arcangeli wrote:
    > Some caller (like KVM) may want to set the gup_flags like
    > FOLL_HWPOSION to get a proper -EHWPOSION retval instead of -EFAULT to
    > take a more appropriate action if get_user_pages runs into a memory
    > failure.
    >
    > Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
    Reviewed-by: Peter Feiner <pfeiner@google.com>


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