Re: [PATCH 11/14] qemu: Always fetch disabled features in qemuMonitorJSONGetGuestCPU

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On Thu, Sep 04, 2025 at 16:46:59 +0200, Jiri Denemark via Devel wrote:
> From: Jiri Denemark <jdenemar@xxxxxxxxxx>
> 
> The function is always called with both enabled and disabled pointers
> set.
> 
> Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
> ---
>  src/qemu/qemu_monitor_json.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
> index 6fa2f447db..06e0f3794e 100644
> --- a/src/qemu/qemu_monitor_json.c
> +++ b/src/qemu/qemu_monitor_json.c
> @@ -6784,13 +6784,11 @@ qemuMonitorJSONGetGuestCPU(qemuMonitor *mon,
>      if (qemuMonitorJSONCPUDataAddFeatures(cpuEnabled, propsEnabled, translate) < 0)
>          return -1;
>  
> -    if (disabled &&
> -        qemuMonitorJSONGetCPUDataDisabled(mon, cpuQOMPath, translate, cpuDisabled) < 0)
> +    if (qemuMonitorJSONGetCPUDataDisabled(mon, cpuQOMPath, translate, cpuDisabled) < 0)
>          return -1;
>  
>      *enabled = g_steal_pointer(&cpuEnabled);
> -    if (disabled)
> -        *disabled = g_steal_pointer(&cpuDisabled);
> +    *disabled = g_steal_pointer(&cpuDisabled);


The common monitor code wrapper:

int
qemuMonitorGetGuestCPU(qemuMonitor *mon,
                       virArch arch,
                       bool qomListGet,
                       const char *cpuQOMPath,
                       qemuMonitorCPUFeatureTranslationCallback translate,
                       virCPUData **enabled,
                       virCPUData **disabled)
{
    VIR_DEBUG("arch=%s qomListGet%d cpuQOMPath=%s translate=%p "
              "enabled=%p disabled=%p",
              virArchToString(arch), qomListGet, cpuQOMPath, translate,
              enabled, disabled);

    QEMU_CHECK_MONITOR(mon);

    *enabled = NULL;
    if (disabled)
        *disabled = NULL;

    return qemuMonitorJSONGetGuestCPU(mon, arch, qomListGet, cpuQOMPath,
                                      translate, enabled, disabled);
}


Also checks 'disabled'. Fix that one too.

Reviewed-by: Peter Krempa <pkrempa@xxxxxxxxxx>




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