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From: Anthony Liguori <aliguori@us.ibm.com>
In-Reply-To: <20121213212501.GE5334@otherpad.lan.raisama.net>
References: <20121212223919.GA3190@amt.cnet> <50C99341.8050205@redhat.com>
	<20121213212501.GE5334@otherpad.lan.raisama.net>
Date: Thu, 13 Dec 2012 15:35:03 -0600
Message-ID: <878v91ab5k.fsf@codemonkey.ws>
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Subject: Re: [Qemu-devel] [PATCH] define qemukvm-1.2 machine type
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To: Eduardo Habkost <ehabkost@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>, qemu-devel@nongnu.org, Cole Robinson <crobinso@redhat.com>

Eduardo Habkost <ehabkost@redhat.com> writes:

> On Thu, Dec 13, 2012 at 09:35:13AM +0100, Paolo Bonzini wrote:
>> Il 12/12/2012 23:39, Marcelo Tosatti ha scritto:
>> > 
>> > To allow migration from qemu-kvm-1.2, where cirrus device has 16 megabytes
>> > of RAM.
>> > 
>> > Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
>> 
>> A similar patch would be needed for all machine types though, no?
>> 
>> I think distros that used to ship qemu-kvm should just change the
>> default just like for the acpi_piix4.c change.
>
> Maybe we could provide a --with-qemu-kvm-compat configure flag to
> them?

I think that defeats the purpose of a single binary.

I think it would be better for the distros to have a qemu-kvm script
that was:

/usr/libexec/qemu-kvm:

#!/bin/sh

qemu-system-x86_64 -enable-qemu-kvm-compat "$@"

Regards,

Anthony Liguori

>
> -- 
> Eduardo