On Thu, Mar 16, 2023 at 10:03 AM Jiri Olsa <jolsa@xxxxxxxxxx> wrote: > > The test attaches bpf program to sched_process_exec tracepoint > and gets build of executed file from bprm->file object. typo: build ID > > We use urandom_read as the test program and in addition we also > attach uprobe to liburandom_read.so:urandlib_read_without_sema > and retrieve and check build id of that shared library. > > Also executing the no_build_id binary to verify the bpf program > gets the error properly. > > Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx> > --- > tools/testing/selftests/bpf/Makefile | 7 +- > tools/testing/selftests/bpf/no_build_id.c | 6 ++ > .../selftests/bpf/prog_tests/file_build_id.c | 98 +++++++++++++++++++ > .../selftests/bpf/progs/file_build_id.c | 70 +++++++++++++ > tools/testing/selftests/bpf/test_progs.h | 10 ++ > 5 files changed, 190 insertions(+), 1 deletion(-) > create mode 100644 tools/testing/selftests/bpf/no_build_id.c > create mode 100644 tools/testing/selftests/bpf/prog_tests/file_build_id.c > create mode 100644 tools/testing/selftests/bpf/progs/file_build_id.c > Looks good, but let's add CONFIG_FILE_BUILD_ID to selftests/bpf/config, as Daniel mentioned. Acked-by: Andrii Nakryiko <andrii@xxxxxxxxxx> [...]