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

[Michael S. Tsirkin]

On Thu, Nov 21, 2013 at 04:18:45PM +0800, Li Guang wrote:
> 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.

Hmm you are saying let's use EC for memory hotplug?