18e7c2a02SAndrii Nakryiko/* SPDX-License-Identifier: GPL-2.0 */
28e7c2a02SAndrii Nakryiko#pragma once
38e7c2a02SAndrii Nakryiko#include <stdlib.h>
48e7c2a02SAndrii Nakryiko#include <stdbool.h>
58e7c2a02SAndrii Nakryiko#include <linux/err.h>
68e7c2a02SAndrii Nakryiko#include <errno.h>
78e7c2a02SAndrii Nakryiko#include <unistd.h>
88e7c2a02SAndrii Nakryiko#include <bpf/bpf.h>
98e7c2a02SAndrii Nakryiko#include <bpf/libbpf.h>
108e7c2a02SAndrii Nakryiko#include <math.h>
118e7c2a02SAndrii Nakryiko#include <time.h>
128e7c2a02SAndrii Nakryiko#include <sys/syscall.h>
138e7c2a02SAndrii Nakryiko
148e7c2a02SAndrii Nakryikostruct cpu_set {
158e7c2a02SAndrii Nakryiko	bool *cpus;
168e7c2a02SAndrii Nakryiko	int cpus_len;
178e7c2a02SAndrii Nakryiko	int next_cpu;
188e7c2a02SAndrii Nakryiko};
198e7c2a02SAndrii Nakryiko
208e7c2a02SAndrii Nakryikostruct env {
218e7c2a02SAndrii Nakryiko	char *bench_name;
228e7c2a02SAndrii Nakryiko	int duration_sec;
238e7c2a02SAndrii Nakryiko	int warmup_sec;
248e7c2a02SAndrii Nakryiko	bool verbose;
258e7c2a02SAndrii Nakryiko	bool list;
268e7c2a02SAndrii Nakryiko	bool affinity;
278e7c2a02SAndrii Nakryiko	int consumer_cnt;
288e7c2a02SAndrii Nakryiko	int producer_cnt;
298e7c2a02SAndrii Nakryiko	struct cpu_set prod_cpus;
308e7c2a02SAndrii Nakryiko	struct cpu_set cons_cpus;
318e7c2a02SAndrii Nakryiko};
328e7c2a02SAndrii Nakryiko
338e7c2a02SAndrii Nakryikostruct bench_res {
348e7c2a02SAndrii Nakryiko	long hits;
358e7c2a02SAndrii Nakryiko	long drops;
3657fd1c63SJoanne Koong	long false_hits;
378e7c2a02SAndrii Nakryiko};
388e7c2a02SAndrii Nakryiko
398e7c2a02SAndrii Nakryikostruct bench {
408e7c2a02SAndrii Nakryiko	const char *name;
419a93bf3fSHou Tao	void (*validate)(void);
429a93bf3fSHou Tao	void (*setup)(void);
438e7c2a02SAndrii Nakryiko	void *(*producer_thread)(void *ctx);
448e7c2a02SAndrii Nakryiko	void *(*consumer_thread)(void *ctx);
458e7c2a02SAndrii Nakryiko	void (*measure)(struct bench_res* res);
468e7c2a02SAndrii Nakryiko	void (*report_progress)(int iter, struct bench_res* res, long delta_ns);
478e7c2a02SAndrii Nakryiko	void (*report_final)(struct bench_res res[], int res_cnt);
488e7c2a02SAndrii Nakryiko};
498e7c2a02SAndrii Nakryiko
508e7c2a02SAndrii Nakryikostruct counter {
518e7c2a02SAndrii Nakryiko	long value;
528e7c2a02SAndrii Nakryiko} __attribute__((aligned(128)));
538e7c2a02SAndrii Nakryiko
548e7c2a02SAndrii Nakryikoextern struct env env;
558e7c2a02SAndrii Nakryikoextern const struct bench *bench;
568e7c2a02SAndrii Nakryiko
579a93bf3fSHou Taovoid setup_libbpf(void);
588e7c2a02SAndrii Nakryikovoid hits_drops_report_progress(int iter, struct bench_res *res, long delta_ns);
598e7c2a02SAndrii Nakryikovoid hits_drops_report_final(struct bench_res res[], int res_cnt);
6057fd1c63SJoanne Koongvoid false_hits_report_progress(int iter, struct bench_res *res, long delta_ns);
6157fd1c63SJoanne Koongvoid false_hits_report_final(struct bench_res res[], int res_cnt);
62ec151037SJoanne Koongvoid ops_report_progress(int iter, struct bench_res *res, long delta_ns);
63ec151037SJoanne Koongvoid ops_report_final(struct bench_res res[], int res_cnt);
648e7c2a02SAndrii Nakryiko
659a93bf3fSHou Taostatic inline __u64 get_time_ns(void)
669a93bf3fSHou Tao{
678e7c2a02SAndrii Nakryiko	struct timespec t;
688e7c2a02SAndrii Nakryiko
698e7c2a02SAndrii Nakryiko	clock_gettime(CLOCK_MONOTONIC, &t);
708e7c2a02SAndrii Nakryiko
718e7c2a02SAndrii Nakryiko	return (u64)t.tv_sec * 1000000000 + t.tv_nsec;
728e7c2a02SAndrii Nakryiko}
738e7c2a02SAndrii Nakryiko
748e7c2a02SAndrii Nakryikostatic inline void atomic_inc(long *value)
758e7c2a02SAndrii Nakryiko{
768e7c2a02SAndrii Nakryiko	(void)__atomic_add_fetch(value, 1, __ATOMIC_RELAXED);
778e7c2a02SAndrii Nakryiko}
788e7c2a02SAndrii Nakryiko
798e7c2a02SAndrii Nakryikostatic inline void atomic_add(long *value, long n)
808e7c2a02SAndrii Nakryiko{
818e7c2a02SAndrii Nakryiko	(void)__atomic_add_fetch(value, n, __ATOMIC_RELAXED);
828e7c2a02SAndrii Nakryiko}
838e7c2a02SAndrii Nakryiko
848e7c2a02SAndrii Nakryikostatic inline long atomic_swap(long *value, long n)
858e7c2a02SAndrii Nakryiko{
868e7c2a02SAndrii Nakryiko	return __atomic_exchange_n(value, n, __ATOMIC_RELAXED);
878e7c2a02SAndrii Nakryiko}
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