Re: [Qemu-devel] [PATCH v2 0/5] Removal of deprecated -no-kvm* options

[Paolo Bonzini]

On 04/05/2018 19:01, Thomas Huth wrote:
> The -no-kvm* options are a remainder of the ancient "qemu-kvm"
> fork. They have never been officially documented in our qemu-doc,
> they have been marked as deprecated in the sources since a very
> long time, and we've marked them as deprecated in our qemu-doc
> since QEMU v2.10. So far I haven't seen any complaints that we
> should keep them, so it's time to remove these old parameters now.
> 
> While I'm at it, this patch series also removes a left-over from
> the "-tdf" option (which has been removed with QEMU v2.12) and
> fixes a deficiency in the option parsing code that has been
> revealed by the remainder of the "-tdf" option.
> 
> Thomas Huth (5):
>   qemu-options: Remove remainders of the -tdf option
>   qemu-options: Bail out on unsupported options instead of silently
>     ignoring them
>   qemu-options: Remove deprecated -no-kvm-pit-reinjection
>   qemu-options: Remove deprecated -no-kvm-irqchip
>   qemu-options: Remove deprecated -no-kvm

I'm not that sure anymore about -no-kvm.  It can come in handy for
distros (*cough* RHEL *cough) that only ship a qemu-kvm binary with
default accelerator "-machine accel=kvm:tcg".

Yeah, "-accel tcg" is only a few characters later, but it is a
relatively recent addition.

Paolo