2022-02-03 10:49:45

by Matteo Croce

[permalink] [raw]
Subject: [PATCH bpf-next v2 0/2] limit bpf_core_types_are_compat recursion

From: Matteo Croce <[email protected]>

As formerly discussed on the BPF mailing list:
https://lore.kernel.org/bpf/CAADnVQJDax2j0-7uyqdqFEnpB57om_z+Cqmi1O2QyLpHqkVKwA@mail.gmail.com/

Matteo Croce (2):
bpf: limit bpf_core_types_are_compat() recursion
selftests/bpf: test maximum recursion depth for
bpf_core_types_are_compat()

include/linux/btf.h | 5 +
kernel/bpf/btf.c | 105 +++++++++++++++++-
.../selftests/bpf/bpf_testmod/bpf_testmod.c | 3 +
tools/testing/selftests/bpf/progs/core_kern.c | 14 +++
4 files changed, 126 insertions(+), 1 deletion(-)

--
2.34.1