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    SubjectRe: [PATCH 4/7] sched: Add sched_load_rq tracepoint
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    Hi Qais,

    On 5/5/19 1:57 PM, Qais Yousef wrote:

    [...]

    > diff --git a/kernel/sched/sched_tracepoints.h b/kernel/sched/sched_tracepoints.h
    > new file mode 100644
    > index 000000000000..f4ded705118e
    > --- /dev/null
    > +++ b/kernel/sched/sched_tracepoints.h
    > @@ -0,0 +1,39 @@
    > +/* SPDX-License-Identifier: GPL-2.0 */
    > +/*
    > + * Scheduler tracepoints that are probe-able only and aren't exported ABI in
    > + * tracefs.
    > + */
    > +
    > +#include <trace/events/sched.h>
    > +
    > +#define SCHED_TP_PATH_LEN 64
    > +
    > +
    > +static __always_inline void sched_tp_load_cfs_rq(struct cfs_rq *cfs_rq)
    > +{
    > + if (trace_sched_load_rq_enabled()) {
    > + int cpu = cpu_of(rq_of(cfs_rq));
    > + char path[SCHED_TP_PATH_LEN];
    > +
    > + cfs_rq_tg_path(cfs_rq, path, SCHED_TP_PATH_LEN);
    > + trace_sched_load_rq(cpu, path, &cfs_rq->avg);

    This will let a !CONFIG_SMP build fail.

    > + }
    > +}
    > +
    > +static __always_inline void sched_tp_load_rt_rq(struct rq *rq)
    > +{
    > + if (trace_sched_load_rq_enabled()) {
    > + int cpu = cpu_of(rq);
    > +
    > + trace_sched_load_rq(cpu, NULL, &rq->avg_rt);

    Same here.

    > + }
    > +}
    > +
    > +static __always_inline void sched_tp_load_dl_rq(struct rq *rq)
    > +{
    > + if (trace_sched_load_rq_enabled()) {
    > + int cpu = cpu_of(rq);
    > +
    > + trace_sched_load_rq(cpu, NULL, &rq->avg_dl);

    and here.

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