[kvm-unit-tests PATCH 01/32] powerpc: Fix KVM caps on POWER9 hosts

Thomas Huth thuth at redhat.com
Mon Feb 26 22:33:59 AEDT 2024


On 26/02/2024 11.11, Nicholas Piggin wrote:
> KVM does not like to run on POWER9 hosts without cap-ccf-assist=off.
> 
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
> ---
>   powerpc/run | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/powerpc/run b/powerpc/run
> index e469f1eb3..5cdb94194 100755
> --- a/powerpc/run
> +++ b/powerpc/run
> @@ -24,6 +24,8 @@ M+=",accel=$ACCEL$ACCEL_PROPS"
>   
>   if [[ "$ACCEL" == "tcg" ]] ; then
>   	M+=",cap-cfpc=broken,cap-sbbc=broken,cap-ibs=broken,cap-ccf-assist=off"
> +elif [[ "$ACCEL" == "kvm" ]] ; then
> +	M+=",cap-ccf-assist=off"
>   fi

Since it is needed in both cases, you could also move it out of the 
if-statement and remove it from the tcg part.

Anyway,
Reviewed-by: Thomas Huth <thuth at redhat.com>



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