[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: More virtio users
Rusty Russell <rusty@xxxxxxxxxxxxxxx> writes: > On Sun, 2007-06-10 at 10:33 +0300, Avi Kivity wrote: >> It is worthwhile, when designing virtio, to keep in mind as many >> possible users as possible. In addition to block and net, I see at >> least the following: [...] > Framebuffer is an interesting one. Virtio doesn't assume shared memory, > so naively the fb you would just send outbufs describing changed memory. > This would work, but describing rectangles is better. A helper might be > the right approach here Wouldn't that be slow? Xen's PV framebuffer tracks dirty areas with page granularity. > Lguest doesn't have a framebuffer, so maybe this is a good thing for me > to hack on, but I promised myself I'd finish NAPI for the net device, > and tag for block device first. That would be nice. It usually takes more than one implementation to get an abstraction right. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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