xref: /OK3568_Linux_fs/kernel/tools/testing/selftests/bpf/verifier/xdp.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun {
2*4882a593Smuzhiyun 	"XDP, using ifindex from netdev",
3*4882a593Smuzhiyun 	.insns = {
4*4882a593Smuzhiyun 	BPF_MOV64_IMM(BPF_REG_0, 0),
5*4882a593Smuzhiyun 	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
6*4882a593Smuzhiyun 		    offsetof(struct xdp_md, ingress_ifindex)),
7*4882a593Smuzhiyun 	BPF_JMP_IMM(BPF_JLT, BPF_REG_2, 1, 1),
8*4882a593Smuzhiyun 	BPF_MOV64_IMM(BPF_REG_0, 1),
9*4882a593Smuzhiyun 	BPF_EXIT_INSN(),
10*4882a593Smuzhiyun 	},
11*4882a593Smuzhiyun 	.result = ACCEPT,
12*4882a593Smuzhiyun 	.prog_type = BPF_PROG_TYPE_XDP,
13*4882a593Smuzhiyun 	.retval = 1,
14*4882a593Smuzhiyun },
15