Re: [PATCH v4 19/21] arm64: cpufeatures: Allow disabling of BTI from the command-line

Catalin Marinas
2021-01-23T14:25:53Z

On Mon, Jan 18, 2021 at 09:45:31AM +0000, Marc Zyngier wrote:
> In order to be able to disable BTI at runtime, whether it is
> for testing purposes, or to work around HW issues, let's add
> support for overriding the ID_AA64PFR1_EL1.BTI field.
>
> This is further mapped on the arm64.nobti command-line alias.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>

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