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Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatib
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility |
Date: |
Wed, 03 Oct 2012 12:06:57 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2012-10-03 11:55, Gleb Natapov wrote:
> On Mon, Oct 01, 2012 at 03:26:05PM +0200, Jan Kiszka wrote:
>> On 2012-10-01 15:19, Anthony Liguori wrote:
>>> Jan Kiszka <address@hidden> writes:
>>>
>>>> On 2012-10-01 11:31, Marcelo Tosatti wrote:
>>>>
>>>> It's not just about default configs. We need to validate if the
>>>> migration formats are truly compatible (qemu-kvm -> QEMU, the other way
>>>> around definitely not). For the command line switches, we could provide
>>>> a wrapper script that translates them into upstream format or simply
>>>> ignores them. That should be harmless to carry upstream.
>>>
>>> qemu-kvm has:
>>>
>>> -no-kvm
>>> -no-kvm-irqchip
>>> -no-kvm-pit
>>> -no-kvm-pit-reinjection
>>> -tdf <- does nothing
>>>
>>> There are replacements for all of the above. If we need to add them to
>>> qemu.git, it's not big deal to add them.
>>
>> But I don't think we should add them to the source code. This can
>> perfectly be handled my a (disposable) script layer on top of
>> qemu-system-x86_64 - the namespace (qemu-kvm in most cases) is also free.
>>
>>>
>>> -drive ...,boot= <- this is ignored
>>>
>>> cpu_set command for CPU hotplug which is known broken in qemu-kvm.
>>
>> Right, so nothing is lost when migrating to QEMU.
>>
>>>
>>> testdev which is nice but only used for development
>>>
> Jan, do you have a plan for testdev device? It would be a pity to have
> qemu-kvm just for that.
Nope, not on my schedule.
Jan
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- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Anthony Liguori, 2012/10/01
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Jan Kiszka, 2012/10/01
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Gleb Natapov, 2012/10/03
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Lucas Meneghel Rodrigues, 2012/10/03
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Paolo Bonzini, 2012/10/03
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Gleb Natapov, 2012/10/03
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Jan Kiszka, 2012/10/04
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Lucas Meneghel Rodrigues, 2012/10/04
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Jan Kiszka, 2012/10/04
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Lucas Meneghel Rodrigues, 2012/10/04
- Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Jan Kiszka, 2012/10/04
Re: [Qemu-devel] qemu-kvm: remove "boot=on|off" drive parameter compatibility, Marcelo Tosatti, 2012/10/01