From: Andrii Nakryiko <andriin@fb.com>
To: <andrii.nakryiko@gmail.com>, <ast@fb.com>, <daniel@iogearbox.net>,
<bpf@vger.kernel.org>, <netdev@vger.kernel.org>,
<kernel-team@fb.com>
Cc: Andrii Nakryiko <andriin@fb.com>
Subject: [PATCH bpf-next 0/2] libbpf: add perf buffer API
Date: Tue, 25 Jun 2019 16:25:59 -0700 [thread overview]
Message-ID: <20190625232601.3227055-1-andriin@fb.com> (raw)
This patchset adds a high-level API for setting up and polling perf buffers
associated with BPF_MAP_TYPE_PERF_EVENT_ARRAY map. Details of APIs are
described in corresponding commit.
Andrii Nakryiko (2):
libbpf: add perf buffer reading API
selftests/bpf: test perf buffer API
tools/lib/bpf/libbpf.c | 282 ++++++++++++++++++
tools/lib/bpf/libbpf.h | 12 +
tools/lib/bpf/libbpf.map | 5 +-
.../selftests/bpf/prog_tests/perf_buffer.c | 86 ++++++
.../selftests/bpf/progs/test_perf_buffer.c | 31 ++
5 files changed, 415 insertions(+), 1 deletion(-)
create mode 100644 tools/testing/selftests/bpf/prog_tests/perf_buffer.c
create mode 100644 tools/testing/selftests/bpf/progs/test_perf_buffer.c
--
2.17.1
next reply other threads:[~2019-06-25 23:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-25 23:25 Andrii Nakryiko [this message]
2019-06-25 23:26 ` [PATCH bpf-next 1/2] libbpf: add perf buffer reading API Andrii Nakryiko
2019-06-26 2:18 ` Song Liu
2019-06-26 4:44 ` Andrii Nakryiko
2019-06-25 23:26 ` [PATCH bpf-next 2/2] selftests/bpf: test perf buffer API Andrii Nakryiko
2019-06-26 2:21 ` Song Liu
2019-06-26 5:11 ` Andrii Nakryiko
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