virtio — archive

[PATCH v11 00/10] Introduce device group and device management

From: Stefan Hajnoczi <[email protected]>
To: [email protected]
Date: Tue, 04 Apr 2023 12:58:00 -0000

On Mon, Apr 03, 2023 at 11:03:49AM -0400, Michael S. Tsirkin wrote: > Add commands to find out which commands does each group support, > as well as enable their use by driver. > This will be especially useful once we have multiple group types. > > An alternative is per-type VQs. This is possible but will > require more per-transport work. Discovery through the vq > helps keep things contained. > > e.g. lack of support for some command can switch to a legacy mode > > note that commands are expected to be avolved by adding new > fields to command specific data at the tail, so > we generally do not need feature bits for compatibility. > > Signed-off-by: Michael S. Tsirkin <[email protected]> > > --- > dropped S.O.B by Max > explain in commit log how commands will evolve, comment by Stefan > replace will use with is capable of use, comment by Stefan > typo fix reported by David and Lingshan > rename cmds to cmd_opcodes suggested by Jiri > list group_type explicitly in command description suggested by Jiri > clarify how can device not support some commands > always say group administration commands, comment by Jiri > --- > admin.tex | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++- > 1 file changed, 101 insertions(+), 1 deletion(-) Reviewed-by: Stefan Hajnoczi <[email protected]>