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 11:38:00 -0000

On Mon, Apr 03, 2023 at 11:03:09AM -0400, Michael S. Tsirkin wrote: > Each device group has a type. For now, define one initial group type: > > SR-IOV type - PCI SR-IOV virtual functions (VFs) of a given > PCI SR-IOV physical function (PF). This group may contain zero or more > virtio devices according to NumVFs configured. > > Each device within a group has a unique identifier. This identifier > is the group member identifier. > > Note: one can argue both ways whether the new device group handling > functionality (this and following patches) is closer > to a new device type or a new transport type. > > However, I expect that we will add more features in the near future. To > facilitate this as much as possible of the text is located in the new > admin chapter. > > I did my best to minimize transport-specific text. > > There's a bit of duplication with 0x1 repeated twice and > no special section for group type identifiers. > I think it's ok to defer adding these until we have more group > types. > > Signed-off-by: Michael S. Tsirkin <[email protected]> > --- > changes in v11: > dropped Max's S.O.B. > dropped an unmatched ) as reported by Parav > document that member id is 1 to numvfs > document that vf enable must be set (will also be reflected in > the conformance section) > document that we deferred generalizing text as requested by Parav - > I think we can do it later > minor wording fixes to address comments by David > add concepts of owner and member driver. unused currently > but will come in handy later, as suggested by Stefan > --- > admin.tex | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++ > content.tex | 2 ++ > 2 files changed, 65 insertions(+) > create mode 100644 admin.tex Reviewed-by: Stefan Hajnoczi <[email protected]>