diff options
| author | Andrii Nakryiko <andriin@fb.com> | 2019-06-17 22:26:59 +0300 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2019-06-18 01:10:43 +0300 |
| commit | df0b7792598291128fcca66b039fd027be25c10a (patch) | |
| tree | d04dba2d6c2e76d1987c71faf627403074c297c4 /tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c | |
| parent | f654407481e9bbba7039e939163ef60f9d5e43ba (diff) | |
| download | linux-df0b7792598291128fcca66b039fd027be25c10a.tar.xz | |
selftests/bpf: convert tests w/ custom values to BTF-defined maps
Convert a bulk of selftests that have maps with custom (not integer) key
and/or value.
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c | 44 |
1 files changed, 30 insertions, 14 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c b/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c index d86c281e957f..fcf2280bb60c 100644 --- a/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c +++ b/tools/testing/selftests/bpf/progs/test_stacktrace_build_id.c @@ -8,34 +8,50 @@ #define PERF_MAX_STACK_DEPTH 127 #endif -struct bpf_map_def SEC("maps") control_map = { +struct { + __u32 type; + __u32 max_entries; + __u32 *key; + __u32 *value; +} control_map SEC(".maps") = { .type = BPF_MAP_TYPE_ARRAY, - .key_size = sizeof(__u32), - .value_size = sizeof(__u32), .max_entries = 1, }; -struct bpf_map_def SEC("maps") stackid_hmap = { +struct { + __u32 type; + __u32 max_entries; + __u32 *key; + __u32 *value; +} stackid_hmap SEC(".maps") = { .type = BPF_MAP_TYPE_HASH, - .key_size = sizeof(__u32), - .value_size = sizeof(__u32), .max_entries = 16384, }; -struct bpf_map_def SEC("maps") stackmap = { +typedef struct bpf_stack_build_id stack_trace_t[PERF_MAX_STACK_DEPTH]; + +struct { + __u32 type; + __u32 max_entries; + __u32 map_flags; + __u32 key_size; + __u32 value_size; +} stackmap SEC(".maps") = { .type = BPF_MAP_TYPE_STACK_TRACE, - .key_size = sizeof(__u32), - .value_size = sizeof(struct bpf_stack_build_id) - * PERF_MAX_STACK_DEPTH, .max_entries = 128, .map_flags = BPF_F_STACK_BUILD_ID, + .key_size = sizeof(__u32), + .value_size = sizeof(stack_trace_t), }; -struct bpf_map_def SEC("maps") stack_amap = { +struct { + __u32 type; + __u32 max_entries; + __u32 *key; + /* there seems to be a bug in kernel not handling typedef properly */ + struct bpf_stack_build_id (*value)[PERF_MAX_STACK_DEPTH]; +} stack_amap SEC(".maps") = { .type = BPF_MAP_TYPE_ARRAY, - .key_size = sizeof(__u32), - .value_size = sizeof(struct bpf_stack_build_id) - * PERF_MAX_STACK_DEPTH, .max_entries = 128, }; |