[virtio-dev] Re: [PATCH v10 03/10] admin: introduce group administration commands

["Michael S. Tsirkin" <mst@redhat.com>]

On Thu, Mar 02, 2023 at 06:40:29PM +0000, Parav Pandit wrote:
> 
> > From: Michael S. Tsirkin <mst@redhat.com>
> > Sent: Thursday, March 2, 2023 8:05 AM
> 
> > +When \field{status} is VIRTIO_ADMIN_STATUS_OK, \field{status_qialifier}
> > +is reserved and set to zero by the device.
> > +
> s/status_qialifier/status_qualifier
> Missed from v10 of Feb.
> 
> > +When \field{status} is VIRTIO_ADMIN_STATUS_EINVAL, the following table
> > +describes possible \field{status_qialifier} values:
> s/status_qialifier/status_qualifier
> 
> Can you please add other useful error codes in addition to the EINVAL?
> Few that we are needed EAGAIN, ENOMEM, EBUSY, ENODEV.

We'll add them when there's a use-case.

> And with that, VIRTIO_ADMIN_STATUS_Q_INVALID_MEMBER moves under ENODEV error code.


No I think that belongs in in EINVAL - command is malformed.
ENODEV is more "The wrong type of device was given to a function that
expects a particular sort of device."


> > +\begin{tabular}{|l|l|l|}
> > +\hline
> > +Status & Name & Description \\
> > +\hline \hline
> > +0x00   & VIRTIO_ADMIN_STATUS_Q_INVALID_COMMAND   & command
> > error: no additional information  \\
> > +\hline
> > +0x01   & VIRTIO_ADMIN_STATUS_Q_INVALID_OPCODE    & unsupported or
> > invalid \field{opcode}  \\
> > +\hline
> > +0x02   & VIRTIO_ADMIN_STATUS_Q_INVALID_FIELD    & unsupported or
> > invalid field within \field{command_specific_data}  \\
> > +\hline
> > +0x03   & VIRTIO_ADMIN_STATUS_Q_INVALID_GROUP    & unsupported or
> > invalid \field{group_type} \\
> > +\hline
> > +0x04   & VIRTIO_ADMIN_STATUS_Q_INVALID_MEMBER    & unsupported or
> > invalid \field{group_member_id} \\
> > +\hline
> > +0x05-0xFFFF   & -    & reserved for future use \\
> > +\hline
> > +\end{tabular}


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