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Re: [Xen-devel] [PATCH v3] Hvmloader: Modify ACPI to only supply _EJ0 methods for PCIslots that support hotplug by runtime patching
- To: "Gonglei (Arei)" <arei.gonglei@xxxxxxxxxx>
- From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
- Date: Fri, 9 May 2014 10:05:05 +0100
- Cc: "Huangweidong \(C\)" <weidong.huang@xxxxxxxxxx>, "stefano.stabellini@xxxxxxxxxxxxx" <stefano.stabellini@xxxxxxxxxxxxx>, "Hanweidong \(Randy\)" <hanweidong@xxxxxxxxxx>, "qemu-devel@xxxxxxxxxx" <qemu-devel@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxx>, "fabio.fantoni@xxxxxxx" <fabio.fantoni@xxxxxxx>, "JBeulich@xxxxxxxx" <JBeulich@xxxxxxxx>, "anthony.perard@xxxxxxxxxx" <anthony.perard@xxxxxxxxxx>, "Gaowei \(UVP\)" <gao.gaowei@xxxxxxxxxx>
- Delivery-date: Fri, 09 May 2014 09:05:30 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Fri, 2014-05-09 at 08:38 +0000, Gonglei (Arei) wrote:
> > > This is done by runtime patching:
> >
> > Which appears to involve an awful lot of jumping through hoops... Please
> > can you explain why it is necessary, as opposed to e.g. using a dynamic
> > set of SSDTs?
> >
> Ok, we will delete some pointless description.
Actually, I was asking for more... Why is runtime patching the only
option here?
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