[Qemu-devel] Re: [PATCH] Fix bug for vcpu hotplug

[Avi Kivity]

 On 08/18/2010 10:17 AM, Liu, Jinsong wrote:
> During test, we found qemu-kvm has a bug result in guestos shutdown when vcpu 
> hotadd.
> This patch is to fix the bug, allow hotplug for sysbus qdev.
>
> --- a/hw/qdev.c
> +++ b/hw/qdev.c
> @@ -108,6 +108,7 @@ DeviceState *qdev_create(BusState *bus, const char *name)
>       if (!bus) {
>           if (!main_system_bus) {
>               main_system_bus = qbus_create(&system_bus_info, NULL, 
> "main-system-bus");
> +            main_system_bus->allow_hotplug = 1;
>           }
>           bus = main_system_bus;
>       }


Looks reasonable to me.

--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.