Re: [Qemu-devel] [PATCH 16/27] acpi: ich9: allow guest to clear SCI rised by GPE

[Li Guang]

Hu Tao wrote:
> On Thu, Nov 21, 2013 at 09:14:18AM +0200, Michael S. Tsirkin wrote:
>    
> > On Thu, Nov 21, 2013 at 03:38:37AM +0100, Igor Mammedov wrote:
> >      
> > > it fixes IRQ storm since guest isn't able to lower SCI IRQ
> > > after it has been handled when it clears GPE event.
> > >
> > > Signed-off-by: Igor Mammedov<address@hidden>
> > >        
> > The storm is only on memory hotplug right?
> >      
> IIRC, it happens on cpu hotplug, too.
>
>
>
>    
:-), that made remember EC implementation,
with EC, SCI will be safer, I think.