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Subject: Re: [virtio-dev] [PATCH v5 01/10] vhost-user: add vhost-user device type
On Mon, Jul 27, 2020 at 09:59:36PM +0300, Nikos Dragazis wrote: > On 27/7/20 3:25 Î.Î., Stefan Hajnoczi wrote: > > > On Fri, Jul 24, 2020 at 08:31:48PM +0300, Nikos Dragazis wrote: > > > On 24/7/20 5:41 Î.Î., Michael S. Tsirkin wrote: > > > > On Fri, Jul 17, 2020 at 10:26:35AM +0100, Stefan Hajnoczi wrote: > > > > So how about XXX notifications for both of these things? > > > > Where XXX explains what is the reason for triggering each > > > > type of notification. > > > I guess Stefan introduced the term "doorbell" because it is a widely > > > used term (e.g., in NVMe devices) and I think it is a pretty good > > > term. However, I agree that the vague term "notification" may cause > > > confusion. > > > > > > Replacing "doorbells" and "notifications" with "XXX notifications" > > > sounds good. I can't think of some good terms for XXX right now. > > > Feel free to propose. > > Device-specific notifications and device-specific doorbells? Um. What does this mean exactly? Really I am guessing you are notifying about some kind of event. So let's call it according to this event then. > > > > I think these concepts should be part of the core VIRTIO device model so > > that other devices can also define device-specific > > notifications/doorbells in the future. > > > > Stefan > > I think that Michael is OK with standardizing these resources, but he is > not really happy with the term "doorbell". > > From the one hand, using the term "XXX notification" would be more > consistent with the virtio spec, since virtio already uses the term > "notification" for driver-to-device signaling regarding the virtqueues. > > On the other hand, I can't find something for XXX that would sound > better than "doorbell". > > But let's see what Michael has to say. > > Nikos "doorbells" is generally like available buffer notifications that we have in virtio. I am still not sure what does it mean in this context. -- MST
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