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Subject: Re: [PATCH v2] virtio-net: Mention VIRTIO_NET_F_HASH_REPORT dependency on VIRTIO_NET_F_CTRL_VQ
On Sun, Feb 05, 2023 at 05:19:11PM +0200, Alvaro Karsz wrote: > If the VIRTIO_NET_F_HASH_REPORT feature is negotiated, the driver may > send VIRTIO_NET_CTRL_MQ_HASH_CONFIG commands, thus, the control VQ > feature should be negotiated. > > --- > v2: Use SHOULD instead of Feature bit requirement, version 1.2 is already > out and doesn't include this depencency. > > Signed-off-by: Alvaro Karsz <alvaro.karsz@solid-run.com> > > device-types/net/description.tex | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/device-types/net/description.tex b/device-types/net/description.tex > index 700a1cb..4270481 100644 > --- a/device-types/net/description.tex > +++ b/device-types/net/description.tex > @@ -256,6 +256,9 @@ \subsection{Device configuration layout}\label{sec:Device Types / Network Device > \field{duplex} fields as long as VIRTIO_NET_S_LINK_UP is set in > the \field{status}. > > +The device SHOULD offer VIRTIO_NET_F_HASH_REPORT only if it offers > +VIRTIO_NET_F_CTRL_VQ as well. > + That only is confusing. Either say if A then B or if not A then not be. > \drivernormative{\subsubsection}{Device configuration layout}{Device Types / Network Device / Device configuration layout} > > A driver SHOULD negotiate VIRTIO_NET_F_MAC if the device offers it. > @@ -289,6 +292,8 @@ \subsection{Device configuration layout}\label{sec:Device Types / Network Device > SHOULD re-read \field{speed} and \field{duplex} after a > configuration change notification. > > +The driver SHOULD negotiate VIRTIO_NET_F_HASH_REPORT only if it negotiates VIRTIO_NET_F_CTRL_VQ. > + Same. > \subsubsection{Legacy Interface: Device configuration layout}\label{sec:Device Types / Network Device / Device configuration layout / Legacy Interface: Device configuration layout} > \label{sec:Device Types / Block Device / Feature bits / Device configuration layout / Legacy Interface: Device configuration layout} > When using the legacy interface, transitional devices and drivers > -- > 2.34.1
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