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    SubjectRe: [PATCH 6/7] psi: pressure stall information for CPU, memory, and IO
    On Wed, May 09, 2018 at 12:14:54PM +0200, Peter Zijlstra wrote:
    > On Mon, May 07, 2018 at 05:01:34PM -0400, Johannes Weiner wrote:
    > > diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
    > > index 15750c222ca2..1658477466d5 100644
    > > --- a/kernel/sched/sched.h
    > > +++ b/kernel/sched/sched.h
    [...]
    > What's all this churn about?

    The psi callbacks in kernel/sched/stat.h use these rq lock functions
    from this file, but sched.h includes stat.h before those definitions.

    I'll move this into a separate patch with a proper explanation.

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