This prefetch does not show any performance improvement.
Signed-off-by: Maxime Coquelin <[email protected]>
---
lib/librte_vhost/virtio_net.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index 0a860ca72..679ce388b 100644
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -1476,8 +1476,6 @@ virtio_dev_tx_packed(struct virtio_net *dev, struct
vhost_virtqueue *vq,
{
uint16_t i;
- rte_prefetch0(&vq->desc_packed[vq->last_avail_idx]);
-
if (unlikely(dev->dequeue_zero_copy)) {
struct zcopy_mbuf *zmbuf, *next;
--
2.17.2
