virtio — archive

[PATCH] ccw: clarify device reset

From: Cornelia Huck <[email protected]>
To: [email protected]
Date: Mon, 25 Oct 2021 07:37:00 -0000

On Mon, Oct 25 2021, Jason Wang <[email protected]> wrote: > On Fri, Oct 22, 2021 at 7:35 AM Halil Pasic <[email protected]> wrote: >> Another interesting question for the reset is system boundary. I.e. what >> exactly is reset. Some publications describe possible electric >> signaling interfaces, and I doubt this kind of a reset would be a >> complete reset of the device from that perspective. But that question is >> not what this patch is about. It just came to my mind. > > Since virtio is built on top of the transport. I think the lower level > (transport) reset implies a virtio reset. ...ok, maybe I misrepresented your reply in my reply to Halil (should not write before the first coffee). But I would indeed expect a low-level reset (e.g. a channel subsystem reset) to imply that the virtio structures are reset as well.