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| author | Song Liu <songliubraving@fb.com> | 2021-09-10 11:33:52 -0700 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-09-13 10:53:50 -0700 |
| commit | 025bd7c753aab18cd594924a46ab46ac47209df9 (patch) | |
| tree | 2d03c43e8c339f5b95a134cfe802862b65d45d8b /tools/testing/selftests/bpf/test_progs.h | |
| parent | 856c02dbce4f8d6a5644083db22c11750aa11481 (diff) | |
| download | linux-025bd7c753aab18cd594924a46ab46ac47209df9.tar.gz | |
selftests/bpf: Add test for bpf_get_branch_snapshot
This test uses bpf_get_branch_snapshot from a fexit program. The test uses
a target function (bpf_testmod_loop_test) and compares the record against
kallsyms. If there isn't enough record matching kallsyms, the test fails.
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20210910183352.3151445-4-songliubraving@fb.com
Diffstat (limited to 'tools/testing/selftests/bpf/test_progs.h')
| -rw-r--r-- | tools/testing/selftests/bpf/test_progs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_progs.h b/tools/testing/selftests/bpf/test_progs.h index c8c2bf878f67..94bef0aa74cf 100644 --- a/tools/testing/selftests/bpf/test_progs.h +++ b/tools/testing/selftests/bpf/test_progs.h @@ -291,6 +291,8 @@ int compare_map_keys(int map1_fd, int map2_fd); int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len); int extract_build_id(char *build_id, size_t size); int kern_sync_rcu(void); +int trigger_module_test_read(int read_sz); +int trigger_module_test_write(int write_sz); #ifdef __x86_64__ #define SYS_NANOSLEEP_KPROBE_NAME "__x64_sys_nanosleep" |