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    SubjectRe: [PATCH 01/15] mm: Serialize access to min_free_kbytes
    On 02/06/2012 05:56 PM, Mel Gorman wrote:
    > There is a race between the min_free_kbytes sysctl, memory hotplug
    > and transparent hugepage support enablement. Memory hotplug uses a
    > zonelists_mutex to avoid a race when building zonelists. Reuse it to
    > serialise watermark updates.
    > [ Older patch fixed the race with spinlock]
    > Signed-off-by: Mel Gorman<>

    Reviewed-by: Rik van Riel <>

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