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Re: [Qemu-trivial] [Qemu-devel] [RFC PATCH 4/4] qemu-options: Do not sho

From: Eduardo Habkost
Subject: Re: [Qemu-trivial] [Qemu-devel] [RFC PATCH 4/4] qemu-options: Do not show -enable-kvm and -enable-hax in the docs anymore
Date: Fri, 22 Jun 2018 15:11:09 -0300
User-agent: Mutt/1.9.2 (2017-12-15)

On Tue, Jun 19, 2018 at 06:16:33PM +0200, Paolo Bonzini wrote:
> On 19/06/2018 17:15, Cornelia Huck wrote:
> >> Why does a user have to know how to enable KVM?  Oh, because our default
> >> is "run this guest much slower than necessary".  Great!
> > Should we try again to default to a better accelerator, if possible? I
> > don't quite recall why we didn't do so the last time that came up...
> > was it tests?
> My plan was to create qemu-{kvm,hax,hvf,whpx} binaries that default to a
> better accelerator, and leave qemu-system-* as defaulting to TCG.  This
> matches what distributions already do.

Why is this better than using KVM by default if it's available?


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