Changes in tracing_multi_bench.c en Copyright 2015 Java 4db8f60b6baf64f4f405bc8eb92a36315b353481 - selftests/bpf: Add tracing multi attach benchmark test http://kernelsources.org:8080/source/history/linux/tools/testing/selftests/bpf/progs/tracing_multi_bench.c#4db8f60b6baf64f4f405bc8eb92a36315b353481 selftests/bpf: Add tracing multi attach benchmark testAdding benchmark test that attaches to (almost) all allowed tracingfunctions and display attach/detach times. # ./test_progs -t tracing_multi_bench_attach -v bpf_testmod.ko is already unloaded. Loading bpf_testmod.ko... Successfully loaded bpf_testmod.ko. serial_test_tracing_multi_bench_attach:PASS:btf__load_vmlinux_btf 0 nsec serial_test_tracing_multi_bench_attach:PASS:tracing_multi_bench__open_and_load 0 nsec serial_test_tracing_multi_bench_attach:PASS:get_syms 0 nsec serial_test_tracing_multi_bench_attach:PASS:bpf_program__attach_tracing_multi 0 nsec serial_test_tracing_multi_bench_attach: found 51186 functions serial_test_tracing_multi_bench_attach: attached in 1.295s serial_test_tracing_multi_bench_attach: detached in 0.243s #507 tracing_multi_bench_attach:OK Summary: 1/0 PASSED, 0 SKIPPED, 0 FAILED Successfully unloaded bpf_testmod.ko.Exporting skip_entry as is_unsafe_function and using it in the test.Also updating trace_blacklist with ___migrate_enable to be in syncwith kernel functions deny list.Signed-off-by: Jiri Olsa <jolsa@kernel.org>Link: https://lore.kernel.org/r/20260606123955.345967-29-jolsa@kernel.orgSigned-off-by: Alexei Starovoitov <ast@kernel.org> List of files: /linux/tools/testing/selftests/bpf/progs/tracing_multi_bench.c Sat, 06 Jun 2026 14:39:53 +0200 Jiri Olsa <jolsa@kernel.org>