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path: root/tools/testing/selftests/net/psock_fanout.c
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2013-04-07selftests: net: add PF_PACKET TPACKET v1/v2/v3 selftestsDaniel Borkmann
This patch adds a simple test case that probes the packet socket's TPACKET_V1, TPACKET_V2 and TPACKET_V3 behavior regarding mmap(2)'ed I/O for a small burst of 100 packets. The test currently runs for ... TPACKET_V1: RX_RING, TX_RING TPACKET_V2: RX_RING, TX_RING TPACKET_V3: RX_RING ... and will output on success: test: TPACKET_V1 with PACKET_RX_RING .................... 100 pkts (9600 bytes) test: TPACKET_V1 with PACKET_TX_RING .................... 100 pkts (9600 bytes) test: TPACKET_V2 with PACKET_RX_RING .................... 100 pkts (9600 bytes) test: TPACKET_V2 with PACKET_TX_RING .................... 100 pkts (9600 bytes) test: TPACKET_V3 with PACKET_RX_RING .................... 100 pkts (9600 bytes) OK. All tests passed Reusable parts of psock_fanout.c have been put into a psock_lib.h file for common usage. Test case successfully tested on x86_64. Signed-off-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-03-21net: fix psock_fanout on sparc64Willem de Bruijn
The packetsocket fanout test uses a packet ring. Use TPACKET_V2 instead of TPACKET_V1 to work around a known 32/64 bit issue in the older ring that manifests on sparc64. Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2013-03-20net: Move selftests to common net/ subdirectory.David S. Miller
Suggested-by: Daniel Baluta <daniel.baluta@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>