Re: [PATCH] hw/ppc/spapr: Test whether TCG is enabled with tcg_enabled()

[Claudio Fontana]

On 6/20/23 09:48, Philippe Mathieu-Daudé wrote:
> Although the PPC target only supports the TCG and KVM
> accelerators, QEMU supports more. We can no assume that
> '!kvm == tcg', so test for the correct accelerator. This
> also eases code review, because here we don't care about
> KVM, we really want to test for TCG.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

I don't remember anymore, but what about qtest ? It is usually the forgotten 
case in these kind of tests... so much complexity :-)

Ciao,

Claudio


> ---
>  hw/ppc/spapr.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index dcb7f1c70a..c4b666587b 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -2524,7 +2524,7 @@ static void spapr_set_vsmt_mode(SpaprMachineState 
> *spapr, Error **errp)
>      int ret;
>      unsigned int smp_threads = ms->smp.threads;
>  
> -    if (!kvm_enabled() && (smp_threads > 1)) {
> +    if (tcg_enabled() && (smp_threads > 1)) {
>          error_setg(errp, "TCG cannot support more than 1 thread/core "
>                     "on a pseries machine");
>          return;