selftests/bpf: Xsk selftests - SKB POLL, NOPOLL

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Adds following tests:

1. AF_XDP SKB mode
   Generic mode XDP is driver independent, used when the driver does
   not have support for XDP. Works on any netdevice using sockets and
   generic XDP path. XDP hook from netif_receive_skb().
   a. nopoll - soft-irq processing
   b. poll - using poll() syscall

Signed-off-by: Weqaar Janjua <weqaar.a.janjua@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Tested-by: Yonghong Song <yhs@fb.com>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Link: https://lore.kernel.org/bpf/20201207215333.11586-3-weqaar.a.janjua@intel.com

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Weqaar Janjua 2020-12-07 21:53:30 +00:00 • committed by Daniel Borkmann

parent a89052572e

commit facb7cb2e9

5 changed files with 1187 additions and 3 deletions

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3

tools/testing/selftests/bpf/Makefile

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39

tools/testing/selftests/bpf/test_xsk.sh

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979

tools/testing/selftests/bpf/xdpxceiver.c

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153

tools/testing/selftests/bpf/xdpxceiver.h

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tools/testing/selftests/bpf/xsk_prereqs.sh

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