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| author | Alexei Starovoitov <ast@plumgrid.com> | 2015-03-13 11:57:43 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-03-15 22:02:28 -0400 |
| commit | 614cd3bd3758a806cea497d493b584e6157561f7 (patch) | |
| tree | 3c294086671617614f672aeb0d14bd2496fdb23c /samples/bpf/sockex1_user.c | |
| parent | 9bac3d6d548e5cc925570b263f35b70a00a00ffd (diff) | |
| download | lwn-614cd3bd3758a806cea497d493b584e6157561f7.tar.gz lwn-614cd3bd3758a806cea497d493b584e6157561f7.zip | |
samples: bpf: add skb->field examples and tests
- modify sockex1 example to count number of bytes in outgoing packets
- modify sockex2 example to count number of bytes and packets per flow
- add 4 stress tests that exercise 'skb->field' code path of verifier
Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples/bpf/sockex1_user.c')
| -rw-r--r-- | samples/bpf/sockex1_user.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/samples/bpf/sockex1_user.c b/samples/bpf/sockex1_user.c index 34a443ff3831..678ce4693551 100644 --- a/samples/bpf/sockex1_user.c +++ b/samples/bpf/sockex1_user.c @@ -40,7 +40,7 @@ int main(int ac, char **argv) key = IPPROTO_ICMP; assert(bpf_lookup_elem(map_fd[0], &key, &icmp_cnt) == 0); - printf("TCP %lld UDP %lld ICMP %lld packets\n", + printf("TCP %lld UDP %lld ICMP %lld bytes\n", tcp_cnt, udp_cnt, icmp_cnt); sleep(1); } |