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
next prev 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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200304191853.1529-6-kpsingh@chromium.org \
--to=kpsingh@chromium.org \
--cc=andriin@fb.com \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=daniel@iogearbox.net \
--cc=jackmanb@chromium.org \
--cc=jannh@google.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=pjt@google.com \
--cc=revest@chromium.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).