109 init(int mtu)  in init()  argument
113 	if (mtu > 0) {  in init()
115 …T_ASSERT_POSIX_SUCCESS(sysctlbyname("net.link.fake.max_mtu", &default_fake_max_mtu, &oldlen, &mtu,…  in init()
116 		    "sysctl net.link.fake.max_mtu %d -> %d", default_fake_max_mtu, mtu);  in init()
121 setup_feth_pair(int mtu)  in setup_feth_pair()  argument
144 	if (mtu != 0) {  in setup_feth_pair()
145 		ifnet_set_mtu(ifname1, mtu);  in setup_feth_pair()
146 		ifnet_set_mtu(ifname2, mtu);  in setup_feth_pair()
306 test_bpf_write(u_int data_len, int mtu, bool expect_success, u_int write_size_max)  in test_bpf_write()  argument
308 	init(mtu);  in test_bpf_write()
310 	T_ASSERT_POSIX_ZERO(setup_feth_pair(mtu), NULL);  in test_bpf_write()