From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: xen-kernel and EDD
Date: Tue, 23 Aug 2011 10:48:15 +0200
Message-ID: <4E53694F.70008@redhat.com>
References: <CANuKePmurLWCEEJVzbQv2hSzccUiE-NHDkuVddgyRyXapb9Znw@mail.gmail.com>
	<CA72B048.30827%keir@xen.org>
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To: Keir Fraser <keir@xen.org>
Cc: xen-devel@lists.xensource.com, Lin-Bao Zhang <2004.zhang@gmail.com>
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On 08/18/2011 01:04 PM, Keir Fraser wrote:
>> >  0x95400 - 0x90000 = 0x5400 = 21KBytes.
>> >
>> >  21Kbytes is enough for gen.gz running(hypervisor) ?

The trampoline is even smaller than 21K.  The problem is that the stack 
(at 0x98000) is overlapping the EBDA.

I suggest that you open a support case with Red Hat.  We do plan to make 
this change, but the process is much easier if we have an open ticket 
that requests it.

Paolo