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Re: [Xen-devel] [PATCH 0 of 3] Fix kexec path in xen (take 2)

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, dkiper@xxxxxxxxxxxx
Subject: Re: [Xen-devel] [PATCH 0 of 3] Fix kexec path in xen (take 2)
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Wed, 18 May 2011 14:39:10 -0400
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On Wed, May 18, 2011 at 07:08:13PM +0100, Andrew Cooper wrote:
> This set of patches is the minimal subset required to get the kexec path 
> working again on Xen 4.x

You might want to copy Daniel on these patches: dkiper@xxxxxxxxxxxx as he is 
working
on a project alongside this.

> 
> kdump kernels can't boot if x2apic mode is enabled and the ACPI tables dont 
> state this fact.  They also cant boot at all with interrupt remapping enabled.
> 
> These patches cause xen to track the local apic boot state and return to it 
> before kexec'ing to a new kernel.  It also makes sure to disable IO 
> virtualisation.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> 
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