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From: Hou Tao <houtao1@huawei.com>
To: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
	<bpf@vger.kernel.org>, <netdev@vger.kernel.org>,
	<houtao1@huawei.com>
Subject: [PATCH 2/3] libbpf: support detecting and attaching of writable tracepoint program
Date: Thu, 16 Sep 2021 21:55:10 +0800	[thread overview]
Message-ID: <20210916135511.3787194-3-houtao1@huawei.com> (raw)
In-Reply-To: <20210916135511.3787194-1-houtao1@huawei.com>

Program on writable tracepoint is BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE,
but its attachment is the same as BPF_PROG_TYPE_RAW_TRACEPOINT.

Signed-off-by: Hou Tao <houtao1@huawei.com>
---
 tools/lib/bpf/libbpf.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 88d8825fc6f6..e6a1d552040c 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -7942,6 +7942,10 @@ static const struct bpf_sec_def section_defs[] = {
 		.attach_fn = attach_raw_tp),
 	SEC_DEF("raw_tp/", RAW_TRACEPOINT,
 		.attach_fn = attach_raw_tp),
+	SEC_DEF("raw_tracepoint_writable/", RAW_TRACEPOINT_WRITABLE,
+		.attach_fn = attach_raw_tp),
+	SEC_DEF("raw_tp_writable/", RAW_TRACEPOINT_WRITABLE,
+		.attach_fn = attach_raw_tp),
 	SEC_DEF("tp_btf/", TRACING,
 		.expected_attach_type = BPF_TRACE_RAW_TP,
 		.is_attach_btf = true,
-- 
2.29.2


  parent reply	other threads:[~2021-09-16 13:41 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-16 13:55 [PATCH 0/3] add support for writable bare tracepoint Hou Tao
2021-09-16 13:55 ` [PATCH 1/3] bpf: support writable context for " Hou Tao
2021-09-16 23:16   ` Yonghong Song
2021-09-17 13:45     ` Hou Tao
2021-09-17 14:48       ` Yonghong Song
2021-09-16 13:55 ` Hou Tao [this message]
2021-09-16 23:35   ` [PATCH 2/3] libbpf: support detecting and attaching of writable tracepoint program Yonghong Song
2021-09-16 13:55 ` [PATCH 3/3] bpf/selftests: add test for writable bare tracepoint Hou Tao
2021-09-16 23:46   ` Yonghong Song
2021-09-17 14:03     ` Hou Tao
2021-09-16 22:58 ` [PATCH 0/3] add support " Yonghong Song

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