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提交 56cbaa45 编写于 作者: M Michael Holzheu 提交者： David S. Miller
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test_bpf: fix sparse warnings 

Fix several sparse warnings like:
lib/test_bpf.c:1824:25: sparse: constant 4294967295 is so big it is long
lib/test_bpf.c:1878:25: sparse: constant 0x0000ffffffff0000 is so big it is long

Fixes: cffc642d ("test_bpf: add 173 new testcases for eBPF")
Reported-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NMichael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: NAlexei Starovoitov <ast@plumgrid.com>
Acked-by: NDaniel Borkmann <daniel@iogearbox.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 3365495c
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内联 并排
Showing with 61 addition and 61 deletion
lib/test_bpf.c
浏览文件 @ 56cbaa45
......@@ -2008,13 +2008,13 @@ static struct bpf_test tests[] = {
{
"ALU_MOV_X: dst = 4294967295",
.u.insns_int = {
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U),
BPF_ALU32_REG(BPF_MOV, R0, R1),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
{
"ALU64_MOV_X: dst = 2",
......@@ -2030,13 +2030,13 @@ static struct bpf_test tests[] = {
{
"ALU64_MOV_X: dst = 4294967295",
.u.insns_int = {
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U),
BPF_ALU64_REG(BPF_MOV, R0, R1),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
/* BPF_ALU | BPF_MOV | BPF_K */
{
......@@ -2052,18 +2052,18 @@ static struct bpf_test tests[] = {
{
"ALU_MOV_K: dst = 4294967295",
.u.insns_int = {
BPF_ALU32_IMM(BPF_MOV, R0, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R0, 4294967295U),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
{
"ALU_MOV_K: 0x0000ffffffff0000 = 0x00000000ffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0x00000000ffffffff),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x00000000ffffffffLL),
BPF_ALU32_IMM(BPF_MOV, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2098,7 +2098,7 @@ static struct bpf_test tests[] = {
{
"ALU64_OR_K: dst = 0x0",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x0),
BPF_ALU64_IMM(BPF_MOV, R2, 0x0),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
......@@ -2114,8 +2114,8 @@ static struct bpf_test tests[] = {
{
"ALU64_MOV_K: dst = -1",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_MOV, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2144,13 +2144,13 @@ static struct bpf_test tests[] = {
"ALU_ADD_X: 1 + 4294967294 = 4294967295",
.u.insns_int = {
BPF_LD_IMM64(R0, 1),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U),
BPF_ALU32_REG(BPF_ADD, R0, R1),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
{
"ALU64_ADD_X: 1 + 2 = 3",
......@@ -2168,13 +2168,13 @@ static struct bpf_test tests[] = {
"ALU64_ADD_X: 1 + 4294967294 = 4294967295",
.u.insns_int = {
BPF_LD_IMM64(R0, 1),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U),
BPF_ALU64_REG(BPF_ADD, R0, R1),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
/* BPF_ALU | BPF_ADD | BPF_K */
{
......@@ -2203,12 +2203,12 @@ static struct bpf_test tests[] = {
"ALU_ADD_K: 1 + 4294967294 = 4294967295",
.u.insns_int = {
BPF_LD_IMM64(R0, 1),
BPF_ALU32_IMM(BPF_ADD, R0, 4294967294),
BPF_ALU32_IMM(BPF_ADD, R0, 4294967294U),
BPF_EXIT_INSN(),
},
INTERNAL,
{ },
{ { 0, 4294967295 } },
{ { 0, 4294967295U } },
},
{
"ALU_ADD_K: 0 + (-1) = 0x00000000ffffffff",
......@@ -2290,7 +2290,7 @@ static struct bpf_test tests[] = {
"ALU64_ADD_K: 0 + (-1) = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_ADD, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2318,8 +2318,8 @@ static struct bpf_test tests[] = {
{
"ALU_SUB_X: 4294967295 - 4294967294 = 1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U),
BPF_ALU32_REG(BPF_SUB, R0, R1),
BPF_EXIT_INSN(),
},
......@@ -2342,8 +2342,8 @@ static struct bpf_test tests[] = {
{
"ALU64_SUB_X: 4294967295 - 4294967294 = 1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967294U),
BPF_ALU64_REG(BPF_SUB, R0, R1),
BPF_EXIT_INSN(),
},
......@@ -2377,8 +2377,8 @@ static struct bpf_test tests[] = {
{
"ALU_SUB_K: 4294967295 - 4294967294 = 1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_SUB, R0, 4294967294),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_SUB, R0, 4294967294U),
BPF_EXIT_INSN(),
},
INTERNAL,
......@@ -2410,8 +2410,8 @@ static struct bpf_test tests[] = {
{
"ALU64_SUB_K: 4294967294 - 4294967295 = -1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967294),
BPF_ALU64_IMM(BPF_SUB, R0, 4294967295),
BPF_LD_IMM64(R0, 4294967294U),
BPF_ALU64_IMM(BPF_SUB, R0, 4294967295U),
BPF_EXIT_INSN(),
},
INTERNAL,
......@@ -2588,7 +2588,7 @@ static struct bpf_test tests[] = {
"ALU64_MUL_K: 1 * (-1) = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x1),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_MUL, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2616,8 +2616,8 @@ static struct bpf_test tests[] = {
{
"ALU_DIV_X: 4294967295 / 4294967295 = 1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967295U),
BPF_ALU32_REG(BPF_DIV, R0, R1),
BPF_EXIT_INSN(),
},
......@@ -2652,9 +2652,9 @@ static struct bpf_test tests[] = {
{
"ALU64_DIV_X: 0xffffffffffffffff / (-1) = 0x0000000000000001",
.u.insns_int = {
BPF_LD_IMM64(R2, 0xffffffffffffffffUL),
BPF_LD_IMM64(R4, 0xffffffffffffffffUL),
BPF_LD_IMM64(R3, 0x0000000000000001UL),
BPF_LD_IMM64(R2, 0xffffffffffffffffLL),
BPF_LD_IMM64(R4, 0xffffffffffffffffLL),
BPF_LD_IMM64(R3, 0x0000000000000001LL),
BPF_ALU64_REG(BPF_DIV, R2, R4),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2692,8 +2692,8 @@ static struct bpf_test tests[] = {
{
"ALU_DIV_K: 4294967295 / 4294967295 = 1",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_DIV, R0, 4294967295),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_DIV, R0, 4294967295U),
BPF_EXIT_INSN(),
},
INTERNAL,
......@@ -2703,7 +2703,7 @@ static struct bpf_test tests[] = {
{
"ALU_DIV_K: 0xffffffffffffffff / (-1) = 0x1",
.u.insns_int = {
BPF_LD_IMM64(R2, 0xffffffffffffffffUL),
BPF_LD_IMM64(R2, 0xffffffffffffffffLL),
BPF_LD_IMM64(R3, 0x1UL),
BPF_ALU32_IMM(BPF_DIV, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
......@@ -2752,8 +2752,8 @@ static struct bpf_test tests[] = {
{
"ALU64_DIV_K: 0xffffffffffffffff / (-1) = 0x0000000000000001",
.u.insns_int = {
BPF_LD_IMM64(R2, 0xffffffffffffffffUL),
BPF_LD_IMM64(R3, 0x0000000000000001UL),
BPF_LD_IMM64(R2, 0xffffffffffffffffLL),
BPF_LD_IMM64(R3, 0x0000000000000001LL),
BPF_ALU64_IMM(BPF_DIV, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2781,8 +2781,8 @@ static struct bpf_test tests[] = {
{
"ALU_MOD_X: 4294967295 % 4294967293 = 2",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967293),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_MOV, R1, 4294967293U),
BPF_ALU32_REG(BPF_MOD, R0, R1),
BPF_EXIT_INSN(),
},
......@@ -2840,8 +2840,8 @@ static struct bpf_test tests[] = {
{
"ALU_MOD_K: 4294967295 % 4294967293 = 2",
.u.insns_int = {
BPF_LD_IMM64(R0, 4294967295),
BPF_ALU32_IMM(BPF_MOD, R0, 4294967293),
BPF_LD_IMM64(R0, 4294967295U),
BPF_ALU32_IMM(BPF_MOD, R0, 4294967293U),
BPF_EXIT_INSN(),
},
INTERNAL,
......@@ -2978,8 +2978,8 @@ static struct bpf_test tests[] = {
{
"ALU64_AND_K: 0x0000ffffffff0000 & 0x0 = 0x0000ffff00000000",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0x0000000000000000),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x0000000000000000LL),
BPF_ALU64_IMM(BPF_AND, R2, 0x0),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -2994,8 +2994,8 @@ static struct bpf_test tests[] = {
{
"ALU64_AND_K: 0x0000ffffffff0000 & -1 = 0x0000ffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0x0000ffffffff0000),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x0000ffffffff0000LL),
BPF_ALU64_IMM(BPF_AND, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3010,8 +3010,8 @@ static struct bpf_test tests[] = {
{
"ALU64_AND_K: 0xffffffffffffffff & -1 = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0xffffffffffffffff),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0xffffffffffffffffLL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_AND, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3120,8 +3120,8 @@ static struct bpf_test tests[] = {
{
"ALU64_OR_K: 0x0000ffffffff0000 | 0x0 = 0x0000ffff00000000",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0x0000ffffffff0000),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x0000ffffffff0000LL),
BPF_ALU64_IMM(BPF_OR, R2, 0x0),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3136,8 +3136,8 @@ static struct bpf_test tests[] = {
{
"ALU64_OR_K: 0x0000ffffffff0000 | -1 = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_OR, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3152,8 +3152,8 @@ static struct bpf_test tests[] = {
{
"ALU64_OR_K: 0x000000000000000 | -1 = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000000000000000),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0x0000000000000000LL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_OR, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3262,8 +3262,8 @@ static struct bpf_test tests[] = {
{
"ALU64_XOR_K: 0x0000ffffffff0000 ^ 0x0 = 0x0000ffffffff0000",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0x0000ffffffff0000),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0x0000ffffffff0000LL),
BPF_ALU64_IMM(BPF_XOR, R2, 0x0),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3278,8 +3278,8 @@ static struct bpf_test tests[] = {
{
"ALU64_XOR_K: 0x0000ffffffff0000 ^ -1 = 0xffff00000000ffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000ffffffff0000),
BPF_LD_IMM64(R3, 0xffff00000000ffff),
BPF_LD_IMM64(R2, 0x0000ffffffff0000LL),
BPF_LD_IMM64(R3, 0xffff00000000ffffLL),
BPF_ALU64_IMM(BPF_XOR, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3294,8 +3294,8 @@ static struct bpf_test tests[] = {
{
"ALU64_XOR_K: 0x000000000000000 ^ -1 = 0xffffffffffffffff",
.u.insns_int = {
BPF_LD_IMM64(R2, 0x0000000000000000),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0x0000000000000000LL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ALU64_IMM(BPF_XOR, R2, 0xffffffff),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
BPF_MOV32_IMM(R0, 2),
......@@ -3760,8 +3760,8 @@ static struct bpf_test tests[] = {
{
"ST_MEM_DW: Store/Load double word: max negative 2",
.u.insns_int = {
BPF_LD_IMM64(R2, 0xffff00000000ffff),
BPF_LD_IMM64(R3, 0xffffffffffffffff),
BPF_LD_IMM64(R2, 0xffff00000000ffffLL),
BPF_LD_IMM64(R3, 0xffffffffffffffffLL),
BPF_ST_MEM(BPF_DW, R10, -40, 0xffffffff),
BPF_LDX_MEM(BPF_DW, R2, R10, -40),
BPF_JMP_REG(BPF_JEQ, R2, R3, 2),
......
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