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    SubjectRe: [RFC][PATCH v3 1/6] mm: Don't unmap gup()ed page
    On Wed, Apr 15, 2009 at 12:26:34AM +1000, Nick Piggin wrote:
    > Andrea: I didn't veto that set_bit change of yours as such. I just

    I know you didn't ;)

    > noted there could be more atomic operations. Actually I would
    > welcome more comparison between our two approaches, but they seem

    Agree about the welcome of comparison, it'd be nice to measure it the
    enterprise workloads that showed the gup_fast gain in the first place.


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