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 <jan.kiszka@xxxxxxxxxxx> 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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