[v5] save sched_data at mptcp_sock

[PATCH mptcp-next v5 12/18] bpf: Add bpf_burst write accesses

Geliang Tang posted 18 patches 2 years, 8 months ago

Diff against v1 v2 v3 v3 v4
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Maintainers: Matthieu Baerts <matthieu.baerts@tessares.net>, Mat Martineau <martineau@kernel.org>, "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, Andrii Nakryiko <andrii@kernel.org>, Mykola Lysenko <mykolal@fb.com>, Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Martin KaFai Lau <martin.lau@linux.dev>, Song Liu <song@kernel.org>, Yonghong Song <yhs@fb.com>, John Fastabend <john.fastabend@gmail.com>, KP Singh <kpsingh@kernel.org>, Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>, Jiri Olsa <jolsa@kernel.org>, Shuah Khan <shuah@kernel.org>

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[PATCH mptcp-next v5 12/18] bpf: Add bpf_burst write accesses

Posted by Geliang Tang 2 years, 8 months ago

Add write accesses for avg_pacing_rate of struct mptcp_subflow_context and
snd_burst of struct mptcp_sched_data in .btf_struct_access. They will be
used in the bpf_burst selftests.

Signed-off-by: Geliang Tang <geliang.tang@suse.com>
---
 net/mptcp/bpf.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/net/mptcp/bpf.c b/net/mptcp/bpf.c
index cea6a8562f70..719d673ad346 100644
--- a/net/mptcp/bpf.c
+++ b/net/mptcp/bpf.c
@@ -51,6 +51,12 @@ static int bpf_mptcp_sched_btf_struct_access(struct bpf_verifier_log *log,
 	case offsetof(struct mptcp_subflow_context, scheduled):
 		end = offsetofend(struct mptcp_subflow_context, scheduled);
 		break;
+	case offsetof(struct mptcp_subflow_context, avg_pacing_rate):
+		end = offsetofend(struct mptcp_subflow_context, avg_pacing_rate);
+		break;
+	case offsetof(struct mptcp_sched_data, snd_burst):
+		end = offsetofend(struct mptcp_sched_data, snd_burst);
+		break;
 	default:
 		bpf_log(log, "no write support to %s at off %d\n",
 			t == mptcp_context_type ? "subflow_context" : "sched_data", off);
-- 
2.35.3