From: David Ahern <dsahern@kernel.org>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, kuba@kernel.org, brouer@redhat.com,
toke@redhat.com, daniel@iogearbox.net, john.fastabend@gmail.com,
ast@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com,
andriin@fb.com, dsahern@gmail.com,
David Ahern <dsahern@kernel.org>
Subject: [PATCH v2 bpf-next 4/5] libbpf: Add SEC name for xdp programs attached to device map
Date: Wed, 27 May 2020 18:14:22 -0600 [thread overview]
Message-ID: <20200528001423.58575-5-dsahern@kernel.org> (raw)
In-Reply-To: <20200528001423.58575-1-dsahern@kernel.org>
Support SEC("xdp_dm*") as a short cut for loading the program with
type BPF_PROG_TYPE_XDP and expected attach type BPF_XDP_DEVMAP.
Signed-off-by: David Ahern <dsahern@kernel.org>
---
tools/lib/bpf/libbpf.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 5d60de6fd818..493909d5d3d3 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -6657,6 +6657,8 @@ static const struct bpf_sec_def section_defs[] = {
.expected_attach_type = BPF_TRACE_ITER,
.is_attach_btf = true,
.attach_fn = attach_iter),
+ BPF_EAPROG_SEC("xdp_dm", BPF_PROG_TYPE_XDP,
+ BPF_XDP_DEVMAP),
BPF_PROG_SEC("xdp", BPF_PROG_TYPE_XDP),
BPF_PROG_SEC("perf_event", BPF_PROG_TYPE_PERF_EVENT),
BPF_PROG_SEC("lwt_in", BPF_PROG_TYPE_LWT_IN),
--
2.21.1 (Apple Git-122.3)
next prev parent reply other threads:[~2020-05-28 0:14 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-28 0:14 [PATCH v2 bpf-next 0/5] bpf: Add support for XDP programs in DEVMAP entries David Ahern
2020-05-28 0:14 ` [PATCH v2 bpf-next 1/5] devmap: Formalize map value as a named struct David Ahern
2020-05-28 7:01 ` Andrii Nakryiko
2020-05-28 22:37 ` David Ahern
2020-05-28 0:14 ` [PATCH v2 bpf-next 2/5] bpf: Add support to attach bpf program to a devmap entry David Ahern
2020-05-28 7:01 ` Andrii Nakryiko
2020-05-28 22:40 ` David Ahern
2020-05-28 22:54 ` Andrii Nakryiko
2020-05-28 8:54 ` Toke Høiland-Jørgensen
2020-05-28 0:14 ` [PATCH v2 bpf-next 3/5] xdp: Add xdp_txq_info to xdp_buff David Ahern
2020-05-28 0:14 ` David Ahern [this message]
2020-05-28 7:04 ` [PATCH v2 bpf-next 4/5] libbpf: Add SEC name for xdp programs attached to device map Andrii Nakryiko
2020-05-28 22:49 ` David Ahern
2020-05-28 0:14 ` [PATCH v2 bpf-next 5/5] selftest: Add tests for XDP programs in devmap entries David Ahern
2020-05-28 7:08 ` Andrii Nakryiko
2020-05-28 10:25 ` Jesper Dangaard Brouer
2020-05-28 22:56 ` David Ahern
2020-05-28 22:54 ` David Ahern
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