selftests/net/psock_fanout.c

6  * A basic test of packet socket fanout behavior.
13  *   Open a pair of packet sockets and a pair of INET sockets, send a known
57 #define RING_NUM_FRAMES			20
59 /* Open a socket in a given fanout mode.
60  * @return -1 if mode is bad, a valid socket otherwise */
102 		BPF_STMT(BPF_RET+BPF_A, 0),		      /* ret A */  in sock_fanout_set_cbpf()
289 /* Test creating a unique fanout group ids */
300 		fprintf(stderr, "ERROR: failed to create a unique id group.\n");  in test_unique_fanout_group_ids()
326 			"ERROR: failed to create a second unique id group.\n");  in test_unique_fanout_group_ids()
334 			"ERROR: specified a group id when requesting unique id\n");  in test_unique_fanout_group_ids()
373 	/* Send data, but not enough to overflow a queue */  in test_datapath()
417 	const int expect_hash[2][2]	= { { 15, 5 },  { 20, 5 } };  in main()
418 	const int expect_hash_rb[2][2]	= { { 15, 5 },  { 20, 15 } };  in main()
420 	const int expect_rb[2][2]	= { { 15, 5 },  { 20, 15 } };  in main()
421 	const int expect_cpu0[2][2]	= { { 20, 0 },  { 20, 0 } };  in main()
422 	const int expect_cpu1[2][2]	= { { 0, 20 },  { 0, 20 } };  in main()
423 	const int expect_bpf[2][2]	= { { 15, 5 },  { 15, 20 } };  in main()
424 	const int expect_uniqueid[2][2] = { { 20, 20},  { 20, 20 } };  in main()
425 	int port_off = 2, tries = 20, ret;  in main()
431 	/* find a set of ports that do not collide onto the same socket */  in main()