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    SubjectRe: [BUG] set_mempolicy(MPOL_INTERLEAV) cause kernel panic
    On Fri, 17 Jul 2009, KOSAKI Motohiro wrote:

    > This patch seems band-aid patch. it will change memory-hotplug behavior.
    > Please imazine following scenario:
    >
    > 1. numactl interleave=all process-A
    > 2. memory hot-add
    >
    > before 2.6.30:
    > -> process-A can use hot-added memory
    >

    That apparently depends on the architecture since Lee said top_cpuset
    reflects node_possible_map on ia64 and node_online_map on x86_64.


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