netdev - [PATCH bpf-next 0/2] introduce bpf_find

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Message-ID: <20211027220043.1937648-1-songliubraving@fb.com>
Date:   Wed, 27 Oct 2021 15:00:41 -0700
From:   Song Liu <songliubraving@...com>
To:     <bpf@...r.kernel.org>, <netdev@...r.kernel.org>
CC:     <ast@...nel.org>, <daniel@...earbox.net>, <andrii@...nel.org>,
        <kernel-team@...com>, <kpsingh@...nel.org>,
        Song Liu <songliubraving@...com>
Subject: [PATCH bpf-next 0/2] introduce bpf_find_vma

Add helper bpf_find_vma. This can be used in some profiling use cases. It
might also be useful for LSM.

Song Liu (2):
  bpf: introduce helper bpf_find_vma
  selftests/bpf: add tests for bpf_find_vma

 include/linux/bpf.h                           |   1 +
 include/uapi/linux/bpf.h                      |  20 ++++
 kernel/bpf/task_iter.c                        | 102 +++++++++++++++++-
 kernel/bpf/verifier.c                         |  36 +++++++
 kernel/trace/bpf_trace.c                      |   2 +
 tools/include/uapi/linux/bpf.h                |  19 ++++
 .../selftests/bpf/prog_tests/find_vma.c       |  95 ++++++++++++++++
 tools/testing/selftests/bpf/progs/find_vma.c  |  70 ++++++++++++
 8 files changed, 344 insertions(+), 1 deletion(-)
 create mode 100644 tools/testing/selftests/bpf/prog_tests/find_vma.c
 create mode 100644 tools/testing/selftests/bpf/progs/find_vma.c

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2.30.2