Re: [PATCH 2/2] admin: Make optional command data type to u8

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

On Tue, May 02, 2023 at 01:44:30AM +0300, Parav Pandit wrote:
> Command data content is specific to command opcode.
> This is similar to command result field
> command_specific_result.
> 
> Hence, make it u8.
> 
> This patch is on top of [1].
> 
> [1] https://lore.kernel.org/virtio-comment/cover.1682354275.git.mst@redhat.com/T/#t
> 
> Signed-off-by: Parav Pandit <parav@nvidia.com>

Thanks for the patch. It was like this originally but readers were
confused.  The point of marking it le64 is to make it clear it's size is
a multiple of 8 bytes, thus 64 bits. And format of fields inside it is
generally LE.

> ---
>  admin.tex | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/admin.tex b/admin.tex
> index 037e2e6..648253c 100644
> --- a/admin.tex
> +++ b/admin.tex
> @@ -85,7 +85,7 @@ \subsection{Group administration commands}\label{sec:Basic Facilities of a Virti
>          /* unused, reserved for future extensions */
>          u8 reserved1[12];
>          le64 group_member_id;
> -        le64 command_specific_data[];
> +        u8 command_specific_data[];
>  
>          /* Device-writable part */
>          le16 status;
> -- 
> 2.26.2