[PATCH v3 05/47] KVM: arm64: Make MPAMSM_EL1 accesses UNDEF

Gavin Shan gshan at redhat.com
Wed Jan 14 18:34:32 PST 2026


On 1/13/26 12:58 AM, Ben Horgan wrote:
> The MPAMSM_EL1 controls the MPAM labeling for an SMCU, Streaming Mode
> Compute Unit. As there is on MPAM support in kvm, make sure MPAMSM_EL1
> accesses trigger an UNDEF.
> 
> Reviewed-by: Jonathan Cameron <jonathan.cameron at huawei.com>
> Signed-off-by: Ben Horgan <ben.horgan at arm.com>
> ---
> Changes since v2:
> Remove paragraph from commit on allowed range of values
> ---
>   arch/arm64/kvm/sys_regs.c | 2 ++
>   1 file changed, 2 insertions(+)
> 

Reviewed-by: Gavin Shan <gshan at redhat.com>




More information about the linux-arm-kernel mailing list