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-rw-r--r--lib/test_bpf.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index d1377390b3ad..10cd1860e5b0 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -5056,6 +5056,36 @@ static struct bpf_test tests[] = {
{ {0x1, 0x0 } },
},
{
+ "MOD default X",
+ .u.insns = {
+ /*
+ * A = 0x42
+ * A = A mod X ; this halt the filter execution if X is 0
+ * ret 0x42
+ */
+ BPF_STMT(BPF_LD | BPF_IMM, 0x42),
+ BPF_STMT(BPF_ALU | BPF_MOD | BPF_X, 0),
+ BPF_STMT(BPF_RET | BPF_K, 0x42),
+ },
+ CLASSIC | FLAG_NO_DATA,
+ {},
+ { {0x1, 0x0 } },
+ },
+ {
+ "MOD default A",
+ .u.insns = {
+ /*
+ * A = A mod 1
+ * ret A
+ */
+ BPF_STMT(BPF_ALU | BPF_MOD | BPF_K, 0x1),
+ BPF_STMT(BPF_RET | BPF_A, 0x0),
+ },
+ CLASSIC | FLAG_NO_DATA,
+ {},
+ { {0x1, 0x0 } },
+ },
+ {
"JMP EQ default A",
.u.insns = {
/*