Re: [PATCH v3 23/28] arm64/sve: KVM: Treat guest SVE use as undefined instruction execution

Catalin Marinas
2017-10-12T17:13:16Z

On Tue, Oct 10, 2017 at 07:38:40PM +0100, Dave P Martin wrote:
> When trapping forbidden attempts by a guest to use SVE, we want the
> guest to see a trap consistent with SVE not being implemented.
>
> This patch injects an undefined instruction exception into the
> guest in response to such an exception.
>
> Signed-off-by: Dave Martin <Dave.Martin@arm.com>
> Reviewed-by: Alex Bennée <alex.bennee@linaro.org>

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