mbox series

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

Message ID 20230420032735.27760-1-zhoufeng.zf@bytedance.com
Headers show
Series Access variable length array relaxed for integer type | expand

Message

Feng Zhou April 20, 2023, 3:27 a.m. UTC 
From: Feng Zhou <zhoufeng.zf@bytedance.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