On Mon, Jun 04, 2007 at 12:55:25PM +0300, Avi Kivity wrote:
>
> Networking hardware generally services descriptors in a FIFO manner.
> virtio may not (for example, it may offload copies of larger packets to
> a dma engine such as I/OAT, resulting in a delay, but copy smaller
> packets immediat
Rusty Russell wrote:
On Sun, 2007-06-03 at 14:39 +0300, Avi Kivity wrote:
Rusty Russell wrote:
Hmm... Perhaps I should move the used arrays into the "struct
virtio_device" and guarantee that the id (returned by add_*buf) is an
index into that. Then we can trivially add a corresponding
On Sun, 2007-06-03 at 14:39 +0300, Avi Kivity wrote:
> Rusty Russell wrote:
> > Hmm... Perhaps I should move the used arrays into the "struct
> > virtio_device" and guarantee that the id (returned by add_*buf) is an
> > index into that. Then we can trivially add a corresponding bit array.
>
> Th
Rusty Russell wrote:
Hmm... Perhaps I should move the used arrays into the "struct
virtio_device" and guarantee that the id (returned by add_*buf) is an
index into that. Then we can trivially add a corresponding bit array.
That may force the virtio backend to do things it doesn't want to.
