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    SubjectRe: [PATCH]: exec: avoid propagating PF_NO_SETAFFINITY into userspace child
    On Thu, Nov 28, 2013 at 10:10:35AM -0500, Tejun Heo wrote:
    > On Thu, Nov 28, 2013 at 04:07:04PM +0100, Peter Zijlstra wrote:
    > > On Thu, Nov 28, 2013 at 10:02:10AM -0500, Tejun Heo wrote:
    > > > > So far I just see you breaking existing setups because you don't want to
    > > > > support things that work perfectly well.
    > > >
    > > > It doesn't work as explained multiple times in this thread.
    > >
    > > It used to.. just not on recent kernels. You know 'enterprise' latency.
    >
    > If you're talking about khelfper and wanna restore it, it really
    > should be broken out into a separate kthread. It doesn't make any
    > sense to implement that in the workqueue framework. Why would you
    > implement a dedicated task inside a worker pool implementation which
    > makes use of the said tasks? There's even kthread_work interface
    > which pretty much provides workqueue-equivalent interface on top of a
    > single task for cases like this.

    That would only solve one of my problems. People want to contain the
    unbound workqueues too.


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