[v2] limit bpf_core_types_are_compat recursion

[PATCH bpf-next v2 0/2] limit bpf_core_types_are_compat recursion

Matteo Croce posted 2 patches 4 years, 4 months ago

Diff against v3
Download series mbox

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(-)

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[PATCH bpf-next v2 0/2] limit bpf_core_types_are_compat recursion

Posted by Matteo Croce 4 years, 4 months ago

From: Matteo Croce <mcroce@microsoft.com>

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(-)

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2.34.1