On Wed, Oct 24, 2018 at 04:32:30PM +0200, Jens Freimann wrote: > Signed-off-by: Jens Freimann <[email protected]> > --- > drivers/net/virtio/virtio_ring.h | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/virtio/virtio_ring.h > b/drivers/net/virtio/virtio_ring.h > index e65da100b..f84ab5e34 100644 > --- a/drivers/net/virtio/virtio_ring.h > +++ b/drivers/net/virtio/virtio_ring.h > @@ -15,7 +15,10 @@ > #define VRING_DESC_F_WRITE 2 > /* This means the buffer contains a list of buffer descriptors. */ > #define VRING_DESC_F_INDIRECT 4 > - > +/* This flag means the descriptor was made available by the driver */ > +#define VRING_DESC_F_AVAIL(b) ((uint16_t)(b) << 7) > +/* This flag means the descriptor was used by the device */ > +#define VRING_DESC_F_USED(b) ((uint16_t)(b) << 15)
Please add an empty line here. > /* The Host uses this in used->flags to advise the Guest: don't kick me > * when you add a buffer. It's unreliable, so it's simply an > * optimization. Guest will still kick if it's out of buffers. */ > -- > 2.17.1 >
