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xen-devel
RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug
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To: |
"Liu, Jinsong" <jinsong.liu@xxxxxxxxx> |
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Subject: |
RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug |
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From: |
Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
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Date: |
Thu, 19 Aug 2010 15:42:12 +0100 |
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Cc: |
"Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Li, Xin" <xin.li@xxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx> |
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Thu, 19 Aug 2010 07:43:00 -0700 |
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Liu, Jinsong writes ("RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug"):
> Per my understanding, sci-gpe logic is like
> [diagram]
>
> Currently qemu-xen didn't have 'gep event x OR gpe event y --> sci'
> logic, it should add this logic level.
Yes, thanks, I'd understood that. But:
> To clear the interrupt:
> 1). gpe_sts x & gpe_en x --> low gpe event x
I think you mean "gpe_sts goes low" ? Since your diagram is in terms
of levels and I guess "sts" is the actual interrupt source, and
"sts_en" is the interrupt enable flag.
So in real hardware, what makes gpe_sts go low ?
Ian.
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- [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
- Re: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Ian Jackson
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Ian Jackson
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug,
Ian Jackson <=
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Ian Jackson
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Ian Jackson
- RE: [Xen-devel] [PATCH] Fix hvm vcpu hotplug bug, Liu, Jinsong
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