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conf: Enable BTI checking in the arm64 kernel

Description

conf: Enable BTI checking in the arm64 kernel

To ensure new code has BTI support make it an error to not have the
BTI ELF note when linking the kernel and kernel modules.

Reviewed by: kib, emaste
Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D45469

Details

Provenance
andrewAuthored on Aug 19 2024, 12:59 PM
Reviewer
kib
Differential Revision
D45469: conf: Enable BTI checking in the arm64 kernel
Parents
rG12a6257a9600: sys/conf: Introduce NOSAN_CFLAGS and NOSAN_C
Branches
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Tags
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