[PATCH bpf-next 5/6] libbpf: support BPF_CGROUP_FILE_OPEN in libbpf
From: Alexei Starovoitov <ast@kernel.org>
Date: 2018-10-04 02:58:11
Also in:
lkml
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [library] (libbpf), bpf [selftests] (test runners & infrastructure), kernel selftest framework, the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Shuah Khan, Linus Torvalds
add support for BPF_CGROUP_FILE_OPEN in libbpf Signed-off-by: Alexei Starovoitov <ast@kernel.org> --- tools/lib/bpf/libbpf.c | 3 +++ tools/testing/selftests/bpf/bpf_helpers.h | 2 ++ 2 files changed, 5 insertions(+)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 9e68fd9fcfca..ceb06d4cb20a 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c@@ -1503,6 +1503,7 @@ static bool bpf_prog_type__needs_kver(enum bpf_prog_type type) case BPF_PROG_TYPE_LIRC_MODE2: case BPF_PROG_TYPE_SK_REUSEPORT: case BPF_PROG_TYPE_FLOW_DISSECTOR: + case BPF_PROG_TYPE_FILE_FILTER: return false; case BPF_PROG_TYPE_UNSPEC: case BPF_PROG_TYPE_KPROBE:
@@ -2162,6 +2163,8 @@ static const struct { BPF_CGROUP_UDP4_SENDMSG), BPF_EAPROG_SEC("cgroup/sendmsg6", BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP6_SENDMSG), + BPF_APROG_SEC("cgroup/file_open", BPF_PROG_TYPE_FILE_FILTER, + BPF_CGROUP_FILE_OPEN), }; #undef BPF_PROG_SEC_IMPL
diff --git a/tools/testing/selftests/bpf/bpf_helpers.h b/tools/testing/selftests/bpf/bpf_helpers.h
index 1d407b3494f9..2d5b1a2652e2 100644
--- a/tools/testing/selftests/bpf/bpf_helpers.h
+++ b/tools/testing/selftests/bpf/bpf_helpers.h@@ -155,6 +155,8 @@ static struct bpf_sock *(*bpf_sk_lookup_udp)(void *ctx, (void *) BPF_FUNC_sk_lookup_udp; static int (*bpf_sk_release)(struct bpf_sock *sk) = (void *) BPF_FUNC_sk_release; +static int (*bpf_get_file_path)(struct bpf_file_info *file, void *buf, int size) = + (void *) BPF_FUNC_get_file_path; /* llvm builtin functions that eBPF C program may use to * emit BPF_LD_ABS and BPF_LD_IND instructions
--
2.17.1