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From: KP Singh <kpsingh@chromium.org>
To: linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org, bpf@vger.kernel.org
Cc: Andrii Nakryiko <andriin@fb.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Paul Turner <pjt@google.com>, Jann Horn <jannh@google.com>,
	Florent Revest <revest@chromium.org>,
	Brendan Jackman <jackmanb@chromium.org>
Subject: [PATCH bpf-next v4 5/7] tools/libbpf: Add support for BPF_MODIFY_RETURN
Date: Wed,  4 Mar 2020 20:18:51 +0100	[thread overview]
Message-ID: <20200304191853.1529-6-kpsingh@chromium.org> (raw)
In-Reply-To: <20200304191853.1529-1-kpsingh@chromium.org>

From: KP Singh <kpsingh@google.com>

Signed-off-by: KP Singh <kpsingh@google.com>
Acked-by: Andrii Nakryiko <andriin@fb.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 f8c4042e5855..223be01dc466 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -6288,6 +6288,10 @@ static const struct bpf_sec_def section_defs[] = {
 		.expected_attach_type = BPF_TRACE_FENTRY,
 		.is_attach_btf = true,
 		.attach_fn = attach_trace),
+	SEC_DEF("fmod_ret/", TRACING,
+		.expected_attach_type = BPF_MODIFY_RETURN,
+		.is_attach_btf = true,
+		.attach_fn = attach_trace),
 	SEC_DEF("fexit/", TRACING,
 		.expected_attach_type = BPF_TRACE_FEXIT,
 		.is_attach_btf = true,
-- 
2.20.1


  parent reply	other threads:[~2020-03-04 19:19 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-04 19:18 [PATCH bpf-next v4 0/7] Introduce BPF_MODIFY_RET tracing progs KP Singh
2020-03-04 19:18 ` [PATCH bpf-next v4 1/7] bpf: Refactor trampoline update code KP Singh
2020-03-04 19:18 ` [PATCH bpf-next v4 2/7] bpf: JIT helpers for fmod_ret progs KP Singh
2020-03-04 19:18 ` [PATCH bpf-next v4 3/7] bpf: Introduce BPF_MODIFY_RETURN KP Singh
2020-03-05 13:51   ` Stephen Smalley
2020-03-05 15:54     ` KP Singh
2020-03-05 17:35       ` Casey Schaufler
2020-03-05 18:03         ` Stephen Smalley
2020-03-05 18:47           ` Casey Schaufler
2020-03-05 19:43       ` Stephen Smalley
2020-03-05 21:16         ` KP Singh
2020-03-04 19:18 ` [PATCH bpf-next v4 4/7] bpf: Attachment verification for BPF_MODIFY_RETURN KP Singh
2020-03-05 13:43   ` Stephen Smalley
2020-03-05 17:21     ` Alexei Starovoitov
2020-03-04 19:18 ` KP Singh [this message]
2020-03-04 19:18 ` [PATCH bpf-next v4 6/7] bpf: Add test ops for BPF_PROG_TYPE_TRACING KP Singh
2020-03-04 19:18 ` [PATCH bpf-next v4 7/7] bpf: Add selftests for BPF_MODIFY_RETURN KP Singh
2020-03-04 22:17 ` [PATCH bpf-next v4 0/7] Introduce BPF_MODIFY_RET tracing progs Alexei Starovoitov
2020-03-05 17:43   ` KP Singh

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