linux/tools/testing/selftests/bpf/verifier/perf_event_sample_period.c
Jakub Kicinski 40f2fbd5a5 selftests: bpf: break up test_verifier
Break up the first 10 kLoC of test verifier test cases
out into smaller files.  Looks like git line counting
gets a little flismy above 16 bit integers, so we need
two commits to break up test_verifier.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2019-01-27 21:37:45 -08:00

60 lines
1.6 KiB
C

{
"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,
},