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[Xen-devel] [PATCH] x86 hvm: fix up the unified HAP nested-pagefault han

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Subject: [Xen-devel] [PATCH] x86 hvm: fix up the unified HAP nested-pagefault handler.
From: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Date: Wed, 2 Dec 2009 16:26:14 +0000
Delivery-date: Wed, 02 Dec 2009 08:26:37 -0800
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x86 hvm: fix up the unified HAP nested-pagefault handler.
A guest PFN may have been marked dirty and switched to p2m_ram_rw by
another CPU between the VMEXIT and lookup in this handler, so 
we can't just check for p2m_ram_logdirty.  Also, handle_mmio doesn't 
handle passthrough MMIO.

Signed-off-by: Tim Deegan <Tim.Deegan@xxxxxxxxxx>

Attachment: nested-pagefault
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