Re: [Xen-devel] [PATCH v3] Hvmloader: Modify ACPI to only supply _EJ0 methods for PCIslots that support hotplug by runtime patching

["Gonglei (Arei)" <arei.gonglei@xxxxxxxxxx>]

Hi, Ian

> -----Original Message-----
> From: Ian Campbell [mailto:Ian.Campbell@xxxxxxxxxx]
> Sent: Friday, May 09, 2014 5:05 PM
> To: Gonglei (Arei)
> Cc: qemu-devel@xxxxxxxxxx; xen-devel@xxxxxxxxxxxxx; JBeulich@xxxxxxxx;
> stefano.stabellini@xxxxxxxxxxxxx; fabio.fantoni@xxxxxxx;
> anthony.perard@xxxxxxxxxx; Huangweidong (C); Hanweidong (Randy); Gaowei
> (UVP)
> Subject: Re: [PATCH v3] Hvmloader: Modify ACPI to only supply _EJ0 methods
> for PCIslots that support hotplug by runtime patching
> 
> 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?
> 
Sorry about that, please help us to review the v4, thanks!


Best regards,
-Gonglei
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