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    SubjectRe: [PATCH tip/core/rcu 2/6] rcu: prevent RCU IPI storms in presence of high call_rcu() load

    * Nick Piggin <> wrote:

    > Testing this on top of my vfs-scale patches, a 64-way 32-node ia64
    > system runs the parallel open/close microbenchmark ~30 times faster
    > and is scaling linearly now. Single thread performance is not
    > noticably changed. Thanks very much Paul.

    Cool, thanks for the testing Nick!


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