From: Hengqi Chen <hengqi.chen@gmail.com>
To: bpf@vger.kernel.org
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
yhs@fb.com, john.fastabend@gmail.com, kafai@fb.com,
songliubraving@fb.com, hengqi.chen@gmail.com
Subject: [PATCH bpf-next 0/2] Add bpf_skc_to_unix_sock() helper
Date: Wed, 6 Oct 2021 12:06:21 +0800 [thread overview]
Message-ID: <20211006040623.401527-1-hengqi.chen@gmail.com> (raw)
This patch set adds a new BPF helper bpf_skc_to_unix_sock().
The helper is used in tracing programs to cast a socket
pointer to a unix_sock pointer.
Hengqi Chen (2):
bpf: Add bpf_skc_to_unix_sock() helper
selftests/bpf: Test bpf_skc_to_unix_sock()
include/linux/bpf.h | 1 +
include/uapi/linux/bpf.h | 7 +++
kernel/trace/bpf_trace.c | 2 +
net/core/filter.c | 23 ++++++++
scripts/bpf_doc.py | 12 +++--
tools/include/uapi/linux/bpf.h | 7 +++
.../bpf/prog_tests/skc_to_unix_sock.c | 54 +++++++++++++++++++
.../bpf/progs/test_skc_to_unix_sock.c | 28 ++++++++++
8 files changed, 129 insertions(+), 5 deletions(-)
create mode 100644 tools/testing/selftests/bpf/prog_tests/skc_to_unix_sock.c
create mode 100644 tools/testing/selftests/bpf/progs/test_skc_to_unix_sock.c
--
2.25.1
next reply other threads:[~2021-10-06 4:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-06 4:06 Hengqi Chen [this message]
2021-10-06 4:06 ` [PATCH bpf-next 1/2] bpf: Add bpf_skc_to_unix_sock() helper Hengqi Chen
2021-10-06 5:00 ` Song Liu
2021-10-07 4:02 ` Hengqi Chen
2021-10-06 4:06 ` [PATCH bpf-next 2/2] selftests/bpf: Test bpf_skc_to_unix_sock() Hengqi Chen
2021-10-06 5:09 ` Song Liu
2021-10-07 4:05 ` Hengqi Chen
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