[PATCH v6 18/33] prctl: arch-agnostic prctl for indirect branch tracking

[Mark Brown]

On Tue, Oct 08, 2024 at 03:37:00PM -0700, Deepak Gupta wrote:
> Three architectures (x86, aarch64, riscv) have support for indirect branch
> tracking feature in a very similar fashion. On a very high level, indirect
> branch tracking is a CPU feature where CPU tracks branches which uses
> memory operand to perform control transfer in program. As part of this
> tracking on indirect branches, CPU goes in a state where it expects a
> landing pad instr on target and if not found then CPU raises some fault
> (architecture dependent)

Reviewed-by: Mark Brown <broonie at kernel.org>
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