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.
