linux-kernel - [PATCH bpf-next v2 0/2] Access variable length array relaxed for integer type

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Message-Id: <20230420032735.27760-1-zhoufeng.zf@bytedance.com>
Date:   Thu, 20 Apr 2023 11:27:33 +0800
From:   Feng zhou <zhoufeng.zf@...edance.com>
To:     martin.lau@...ux.dev, ast@...nel.org, daniel@...earbox.net,
        andrii@...nel.org, song@...nel.org, yhs@...com,
        john.fastabend@...il.com, kpsingh@...nel.org, sdf@...gle.com,
        haoluo@...gle.com, jolsa@...nel.org, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        mykolal@...com, shuah@...nel.org
Cc:     bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
        yangzhenze@...edance.com, wangdongdong.6@...edance.com,
        zhouchengming@...edance.com, zhoufeng.zf@...edance.com
Subject: [PATCH bpf-next v2 0/2] Access variable length array relaxed for integer type

From: Feng Zhou <zhoufeng.zf@...edance.com>

Add support for integer type of accessing variable length array.
Add a selftest to check it.

Feng Zhou (2):
  bpf: support access variable length array of integer type
  selftests/bpf: Add test to access integer type of variable array

Changelog:
v1->v2: Addressed comments from Alexei Starovoitov
- Add one more use case.
Details in here:
https://lore.kernel.org/bpf/20230417080749.39074-1-zhoufeng.zf@bytedance.com/

 kernel/bpf/btf.c                              |  8 +++++---
 .../selftests/bpf/bpf_testmod/bpf_testmod.c   | 20 +++++++++++++++++++
 .../bpf/prog_tests/access_variable_array.c    | 16 +++++++++++++++
 .../selftests/bpf/prog_tests/tracing_struct.c |  2 ++
 .../bpf/progs/test_access_variable_array.c    | 19 ++++++++++++++++++
 .../selftests/bpf/progs/tracing_struct.c      | 13 ++++++++++++
 6 files changed, 75 insertions(+), 3 deletions(-)
 create mode 100644 tools/testing/selftests/bpf/prog_tests/access_variable_array.c
 create mode 100644 tools/testing/selftests/bpf/progs/test_access_variable_array.c

-- 
2.20.1