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| author |   Linus Walleij <linus.walleij@linaro.org> | 2017-06-29 14:27:39 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-06-29 14:27:39 +0200 |
| commit | 61830619675b97d3da34c59c71ae51646a205e2c (patch) | |
| tree | e6d39f81284bdb86ba4214c89994fb454074f583 /lib/test_bpf.c | |
| parent | pinctrl: armada-37xx: Fix number of pin in sdio_sb (diff) | |
| parent | Linux 4.12-rc7 (diff) | |
| download | wireguard-linux-61830619675b97d3da34c59c71ae51646a205e2c.tar.xz wireguard-linux-61830619675b97d3da34c59c71ae51646a205e2c.zip | |
Merge tag 'v4.12-rc7' into devel
Linux 4.12-rc7
Diffstat (limited to 'lib/test_bpf.c')
| -rw-r--r-- | lib/test_bpf.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/test_bpf.c b/lib/test_bpf.c index 889bc31785be..be88cbaadde3 100644 --- a/lib/test_bpf.c +++ b/lib/test_bpf.c @@ -4504,6 +4504,44 @@ static struct bpf_test tests[] = { { }, { { 0, 1 } }, }, + { + "JMP_JSGE_K: Signed jump: value walk 1", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -3), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 6), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 4), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 2), + BPF_ALU64_IMM(BPF_ADD, R1, 1), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, + { + "JMP_JSGE_K: Signed jump: value walk 2", + .u.insns_int = { + BPF_ALU32_IMM(BPF_MOV, R0, 0), + BPF_LD_IMM64(R1, -3), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 4), + BPF_ALU64_IMM(BPF_ADD, R1, 2), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 2), + BPF_ALU64_IMM(BPF_ADD, R1, 2), + BPF_JMP_IMM(BPF_JSGE, R1, 0, 1), + BPF_EXIT_INSN(), /* bad exit */ + BPF_ALU32_IMM(BPF_MOV, R0, 1), /* good exit */ + BPF_EXIT_INSN(), + }, + INTERNAL, + { }, + { { 0, 1 } }, + }, /* BPF_JMP | BPF_JGT | BPF_K */ { "JMP_JGT_K: if (3 > 2) return 1", |