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    SubjectRe: [patch for-3.2-rc3] cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask
    On Wed, 23 Nov 2011 17:52:08 -0800 (pst), David Rientjes wrote:
    > On Thu, 24 Nov 2011, Miao Xie wrote:
    >
    >> Memory compaction will see an empty nodemask and do nothing, and then
    >> we may fail to get several contiguous pages.
    >>
    >
    > Where do we rely on a consistent nodemask for memory compaction?

    Maybe I am overcautious.


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