Hi Cheng,
On 5/30/22 06:56, Cheng Jiang wrote:
This RFC patch implements packed ring dequeue data path for asynchronous
vhost.
Please remove RFC in the next revision.
Signed-off-by: Cheng Jiang <cheng1.ji...@intel.com>
---
lib/vhost/virtio_net.c | 217 ++++++++++++++++++++++++++++++++++++-----
1 file changed, 191 insertions(+), 26 deletions(-)
diff --git a/lib/vhost/virtio_net.c b/lib/vhost/virtio_net.c
...
+
+static __rte_always_inline int
+virtio_dev_tx_async_single_packed(struct virtio_net *dev,
+ struct vhost_virtqueue *vq,
+ struct rte_mempool *mbuf_pool,
+ struct rte_mbuf *pkts,
+ uint16_t slot_idx,
+ bool legacy_ol_flags)
+{
+ int err;
+ uint16_t buf_id, desc_count = 0;
+ uint16_t nr_vec = 0;
+ uint32_t buf_len;
+ struct buf_vector buf_vec[BUF_VECTOR_MAX];
+ static bool allocerr_warned;
+
+ if (unlikely(fill_vec_buf_packed(dev, vq, vq->last_avail_idx,
&desc_count,
+ buf_vec, &nr_vec, &buf_id, &buf_len,
+ VHOST_ACCESS_RO) < 0))
+ return -1;
+
+ if (unlikely(virtio_dev_pktmbuf_prep(dev, pkts, buf_len))) {
+ if (!allocerr_warned) {
+ VHOST_LOG_DATA(ERR, "Failed mbuf alloc of size %d from %s on
%s.\n",
+ buf_len, mbuf_pool->name, dev->ifname);
We have defined a common format for all Vhost logs to ease logs
filtering:
VHOST_LOG_DATA(ERR, "(%s) Failed mbuf alloc of size %d from %s.\n",
dev->ifname, buf_len, mbuf_pool->name);
Could you please fix it here and everywhere else in the patch?
With above minor comments fixed, feel free to add:
Reviewed-by: Maxime Coquelin <maxime.coque...@redhat.com>
Thanks,
Maxime
