[RFC v2 05/11] virtio: Fill .next in tx queue

This way we can send one frame splitted in many buffers. TCP stack already works this way in pasta. Signed-off-by: Eugenio Pérez --- tap.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tap.c b/tap.c index 8b3ec45..5667fbe 100644 --- a/tap.c +++ b/tap.c @@ -1727,6 +1727,9 @@ static int tap_ns_tun(void *arg) vring_desc[0][i].len = PKT_BUF_BYTES/VHOST_NDESCS; vring_desc[0][i].flags = VRING_DESC_F_WRITE; } + for (i = 0; i < (VHOST_NDESCS - 1); ++i) { + vring_desc[1][i].next = i+1; + } for (i = 0; i < VHOST_NDESCS; ++i) { vring_avail_0.avail.ring[i] = i; } -- 2.50.0