[PATCH bpf-next 0/2] update 32-bit bounds when the lower 32-bit value is not wrapping

From: Xu Kuohai
Date: Tue Mar 07 2023 - 04:05:25 EST


This patchset updates __reg_combine_64_into_32 function to set 32-bit bounds
when lower 32-bit value is not wrapping, and add cases to for it.

Xu Kuohai (2):
bpf: update 32-bit bounds when the lower 32-bit value is not wrapping
selftests/bpf: check bounds not in the 32-bit range

kernel/bpf/verifier.c | 27 ++--
tools/testing/selftests/bpf/verifier/bounds.c | 121 ++++++++++++++++++
2 files changed, 132 insertions(+), 16 deletions(-)

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2.30.2