Re: [PATCH v1 5/5] xen/arm: Enable workaround for Cortex-A53 erratum #1530924

[Julien Grall <julien@xxxxxxx>]

Hi,

On 10/09/2024 15:34, Andrei Cherechesu (OSS) wrote:
> From: Andrei Cherechesu <andrei.cherechesu@xxxxxxx>
>
> All versions of Cortex-A53 cores are affected by the speculative
> AT instruction erratum, as mentioned in the Cortex-A53 Revision r0
> SDEN v21 documentation.
>
> Enabled ARM64_WORKAROUND_AT_SPECULATE for all versions of Cortex-A53
> cores, to avoid corrupting the TLB if performing a speculative AT
> instruction during a guest context switch.
>
> Signed-off-by: Andrei Cherechesu <andrei.cherechesu@xxxxxxx>
Acked-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall