1261 static int __sample_remove_xdp(int ifindex, __u32 prog_id, int xdp_flags)  in __sample_remove_xdp()  argument
1267 		ret = bpf_xdp_query_id(ifindex, xdp_flags, &cur_prog_id);  in __sample_remove_xdp()
1280 	return bpf_xdp_detach(ifindex, xdp_flags, NULL);  in __sample_remove_xdp()
1286 	int ret, xdp_flags = 0;  in sample_install_xdp()  local
1295 	xdp_flags |= !force ? XDP_FLAGS_UPDATE_IF_NOEXIST : 0;  in sample_install_xdp()
1296 	xdp_flags |= generic ? XDP_FLAGS_SKB_MODE : XDP_FLAGS_DRV_MODE;  in sample_install_xdp()
1297 	ret = bpf_xdp_attach(ifindex, bpf_program__fd(xdp_prog), xdp_flags, NULL);  in sample_install_xdp()
1309 	ret = bpf_xdp_query_id(ifindex, xdp_flags, &prog_id);  in sample_install_xdp()
1315 		__sample_remove_xdp(ifindex, 0, xdp_flags);  in sample_install_xdp()
1319 		(struct xdp_desc){ ifindex, prog_id, xdp_flags };  in sample_install_xdp()
1372 		int i = sample_xdp_cnt, ifindex, xdp_flags;  in sample_exit()  local
1377 		xdp_flags = sample_xdp_progs[i].flags;  in sample_exit()
1379 		__sample_remove_xdp(ifindex, prog_id, xdp_flags);  in sample_exit()