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| author | John Fastabend <john.fastabend@gmail.com> | 2018-03-18 12:57:41 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-03-19 21:14:40 +0100 |
| commit | 4c4c3c276c099f265c8b11e0132ce826ee718e2c (patch) | |
| tree | ecd85d08aa7f5d2936ed7414304491a7892a4a94 /samples/bpf | |
| parent | 1acc60b6a41bd4e43c3cb10e5395a5c812e158f5 (diff) | |
| download | op-kernel-dev-4c4c3c276c099f265c8b11e0132ce826ee718e2c.zip op-kernel-dev-4c4c3c276c099f265c8b11e0132ce826ee718e2c.tar.gz | |
bpf: sockmap sample, add option to attach SK_MSG program
Add sockmap option to use SK_MSG program types.
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'samples/bpf')
| -rw-r--r-- | samples/bpf/bpf_load.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c index 69806d7..b1a310c 100644 --- a/samples/bpf/bpf_load.c +++ b/samples/bpf/bpf_load.c @@ -67,6 +67,7 @@ static int load_and_attach(const char *event, struct bpf_insn *prog, int size) bool is_cgroup_sk = strncmp(event, "cgroup/sock", 11) == 0; bool is_sockops = strncmp(event, "sockops", 7) == 0; bool is_sk_skb = strncmp(event, "sk_skb", 6) == 0; + bool is_sk_msg = strncmp(event, "sk_msg", 6) == 0; size_t insns_cnt = size / sizeof(struct bpf_insn); enum bpf_prog_type prog_type; char buf[256]; @@ -96,6 +97,8 @@ static int load_and_attach(const char *event, struct bpf_insn *prog, int size) prog_type = BPF_PROG_TYPE_SOCK_OPS; } else if (is_sk_skb) { prog_type = BPF_PROG_TYPE_SK_SKB; + } else if (is_sk_msg) { + prog_type = BPF_PROG_TYPE_SK_MSG; } else { printf("Unknown event '%s'\n", event); return -1; @@ -113,7 +116,7 @@ static int load_and_attach(const char *event, struct bpf_insn *prog, int size) if (is_xdp || is_perf_event || is_cgroup_skb || is_cgroup_sk) return 0; - if (is_socket || is_sockops || is_sk_skb) { + if (is_socket || is_sockops || is_sk_skb || is_sk_msg) { if (is_socket) event += 6; else @@ -589,7 +592,8 @@ static int do_load_bpf_file(const char *path, fixup_map_cb fixup_map) memcmp(shname, "socket", 6) == 0 || memcmp(shname, "cgroup/", 7) == 0 || memcmp(shname, "sockops", 7) == 0 || - memcmp(shname, "sk_skb", 6) == 0) { + memcmp(shname, "sk_skb", 6) == 0 || + memcmp(shname, "sk_msg", 6) == 0) { ret = load_and_attach(shname, data->d_buf, data->d_size); if (ret != 0) |
