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-rw-r--r--tools/testing/selftests/bpf/testing_helpers.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/testing_helpers.h b/tools/testing/selftests/bpf/testing_helpers.h
index 5312323881b6..5b7a55136741 100644
--- a/tools/testing/selftests/bpf/testing_helpers.h
+++ b/tools/testing/selftests/bpf/testing_helpers.h
@@ -7,6 +7,7 @@
#include <stdbool.h>
#include <bpf/bpf.h>
#include <bpf/libbpf.h>
+#include <time.h>
int parse_num_list(const char *s, bool **set, int *set_len);
__u32 link_info_prog_id(const struct bpf_link *link, struct bpf_link_info *info);
@@ -33,4 +34,13 @@ int load_bpf_testmod(bool verbose);
int unload_bpf_testmod(bool verbose);
int kern_sync_rcu(void);
+static inline __u64 get_time_ns(void)
+{
+ struct timespec t;
+
+ clock_gettime(CLOCK_MONOTONIC, &t);
+
+ return (u64)t.tv_sec * 1000000000 + t.tv_nsec;
+}
+
#endif /* __TESTING_HELPERS_H */