[libvirt] [PATCH] docs: Document pcie-root requirement for q35 guests
Daniel P. Berrangé
berrange at redhat.com
Mon Feb 19 16:41:01 UTC 2018
On Mon, Feb 19, 2018 at 05:38:35PM +0100, Andrea Bolognani wrote:
> When you add a bunch of pcie-root-port controllers to a q35 guest
> in order to have hotplug capabilities, you also need to make sure
> you're adding the pcie-root controller at the same time or you
> will get an error. Document this fact.
>
> Signed-off-by: Andrea Bolognani <abologna at redhat.com>
> ---
> docs/pci-hotplug.html.in | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/docs/pci-hotplug.html.in b/docs/pci-hotplug.html.in
> index 6e0648ee2..4ac87d644 100644
> --- a/docs/pci-hotplug.html.in
> +++ b/docs/pci-hotplug.html.in
> @@ -72,6 +72,7 @@
> </p>
>
> <pre>
> +<controller type='pci' model='pcie-root'/>
> <controller type='pci' model='pcie-root-port'/>
> <controller type='pci' model='pcie-root-port'/>
> <controller type='pci' model='pcie-root-port'/></pre>
> @@ -80,7 +81,10 @@
> if you expect to hotplug up to three PCI Express devices,
> either emulated or assigned from the host. That's all the
> information you need to provide: libvirt will fill in the
> - remaining details automatically.
> + remaining details automatically. Note that you need to add
> + the <code>pcie-root</code> controller along with the
> + <code>pcie-root-port</code> controllers or you will get an
> + error.
> </p>
> <p>
> Note that if you're adding PCI controllers to a guest and at
> --
Reviewed-by: Daniel P. Berrangé <berrange at redhat.com>
Regards,
Daniel
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