Re: [PATCH v11 26/39] arm64/ptrace: Expose GCS via ptrace and core files

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On Thu, Aug 22, 2024 at 02:15:29AM +0100, Mark Brown wrote:
> Provide a new register type NT_ARM_GCS reporting the current GCS mode
> and pointer for EL0.  Due to the interactions with allocation and
> deallocation of Guarded Control Stacks we do not permit any changes to
> the GCS mode via ptrace, only GCSPR_EL0 may be changed.
> 
> Reviewed-by: Thiago Jung Bauermann <thiago.bauermann@xxxxxxxxxx>
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>

Reviewed-by: Catalin Marinas <catalin.marinas@xxxxxxx>




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