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



Hi,

On 11/09/2024 10:17, Julien Grall wrote:
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>

I have committed this patch.

Cheers,

--
Julien Grall



 


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