diff mbox

[dpdk-dev,RFC,28/29] vhost: make the code more readable

Message ID 1498013885-102779-29-git-send-email-tiwei.bie@intel.com (mailing list archive)
State Not Applicable, archived
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Tiwei Bie June 21, 2017, 2:58 a.m. UTC 
  Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
---
 lib/librte_vhost/virtio_net.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index 2d111a3..8344bcb 100644
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -1264,10 +1264,10 @@  vhost_dequeue_burst_1_1(struct virtio_net *dev, struct vhost_virtqueue *vq,
 
 	vq->last_used_idx = desc_idx;
 	if (likely(i)) {
-		for (desc_idx = 1;
-		     desc_idx < (uint16_t)(vq->last_used_idx - head_idx);
+		for (desc_idx = head_idx + 1;
+		     desc_idx != vq->last_used_idx;
 		     desc_idx++) {
-			desc[(desc_idx + head_idx) & (vq->size - 1)].flags = 0;
+			desc[desc_idx & (vq->size - 1)].flags = 0;
 		}
 		rte_smp_wmb();
 		desc[head_idx & (vq->size - 1)].flags = 0;