diff options
Diffstat (limited to 'tools/testing/selftests/bpf/verifier/perf_event_sample_period.c')
| -rw-r--r-- | tools/testing/selftests/bpf/verifier/perf_event_sample_period.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/verifier/perf_event_sample_period.c b/tools/testing/selftests/bpf/verifier/perf_event_sample_period.c new file mode 100644 index 000000000000..471c1a5950d8 --- /dev/null +++ b/tools/testing/selftests/bpf/verifier/perf_event_sample_period.c @@ -0,0 +1,59 @@ +{ + "check bpf_perf_event_data->sample_period byte load permitted", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 0), +#if __BYTE_ORDER == __LITTLE_ENDIAN + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period)), +#else + BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period) + 7), +#endif + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_PERF_EVENT, +}, +{ + "check bpf_perf_event_data->sample_period half load permitted", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 0), +#if __BYTE_ORDER == __LITTLE_ENDIAN + BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period)), +#else + BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period) + 6), +#endif + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_PERF_EVENT, +}, +{ + "check bpf_perf_event_data->sample_period word load permitted", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 0), +#if __BYTE_ORDER == __LITTLE_ENDIAN + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period)), +#else + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period) + 4), +#endif + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_PERF_EVENT, +}, +{ + "check bpf_perf_event_data->sample_period dword load permitted", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, + offsetof(struct bpf_perf_event_data, sample_period)), + BPF_EXIT_INSN(), + }, + .result = ACCEPT, + .prog_type = BPF_PROG_TYPE_PERF_EVENT, +}, |