On Tue, Jul 09, 2013 at 05:38:51PM +0930, Rusty Russell wrote: > "Michael S. Tsirkin" <mst@xxxxxxxxxx> writes: > > On Tue, Jul 09, 2013 at 11:46:23AM +0930, Rusty Russell wrote: > >> "Michael S. Tsirkin" <mst@xxxxxxxxxx> writes: > >> > For small packets we can simplify xmit processing > >> > by linearizing buffers with the header: > >> > most packets seem to have enough head room > >> > we can use for this purpose. > >> > Since existing hypervisors require that header > >> > is the first s/g element, we need a feature bit > >> > for this. > >> > > >> > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> > >> > --- > >> > > >> > Note: this needs to be applied on top of patch > >> > defining VIRTIO_F_ANY_LAYOUT - bit to be > >> > selected by Rusty. > >> > > >> > The following patch should work for any definition of > >> > VIRTIO_F_ANY_LAYOUT - I used bit 31 for testing. > >> > Rusty, could you please pick a valid bit for VIRTIO_F_ANY_LAYOUT > >> > and squeeze this patch into 3.11? > >> > >> Sorry, it's too late. > >> > >> First, I've been a bit lax in sending patches via DaveM, and this is > >> definitely his territory (ie. more net than virtio). > > > > Let's do this: I'll send a patch series, you ack and we see > > what happens? > > If you convince DaveM, I won't object :) > > >> Secondly, it needs baking and testing time. > >> > >> Cheers, > >> Rusty. > > > > I did some testing on this. But proper testing just isn't happening out > > of tree. > > But it will get into linux-next for the *next* merge window. > > Cheers, > Rusty. Okay. Can you put it on virtio-next then? I don't see it there ... -- MST _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
