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authorAndrey Ignatov <rdna@fb.com>2019-03-08 09:15:26 -0800
committerAlexei Starovoitov <ast@kernel.org>2019-04-12 13:54:58 -0700
commit063cc9f06ee6cac12dbc68a504bc4ff56bde790d (patch)
treed34b044fef130e7ba245d8740e968ebcbfe8b560 /tools/lib/bpf/libbpf.c
parent196398d4c0ac3de6f016f7774c952a069e116e71 (diff)
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libbpf: Support sysctl hook
Support BPF_PROG_TYPE_CGROUP_SYSCTL program in libbpf: identifying program and attach types by section name, probe. Signed-off-by: Andrey Ignatov <rdna@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
-rw-r--r--tools/lib/bpf/libbpf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 67484cf32b2e..e5b77ad97795 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -2064,6 +2064,7 @@ static bool bpf_prog_type__needs_kver(enum bpf_prog_type type)
case BPF_PROG_TYPE_TRACEPOINT:
case BPF_PROG_TYPE_RAW_TRACEPOINT:
case BPF_PROG_TYPE_PERF_EVENT:
+ case BPF_PROG_TYPE_CGROUP_SYSCTL:
return false;
case BPF_PROG_TYPE_KPROBE:
default:
@@ -3004,6 +3005,8 @@ static const struct {
BPF_CGROUP_UDP4_SENDMSG),
BPF_EAPROG_SEC("cgroup/sendmsg6", BPF_PROG_TYPE_CGROUP_SOCK_ADDR,
BPF_CGROUP_UDP6_SENDMSG),
+ BPF_EAPROG_SEC("cgroup/sysctl", BPF_PROG_TYPE_CGROUP_SYSCTL,
+ BPF_CGROUP_SYSCTL),
};
#undef BPF_PROG_SEC_IMPL