From: "Eugenio Pérez" <eperezma@redhat.com>
To: dev@dpdk.org
Cc: David Marchand <david.marchand@redhat.com>,
Maxime Coquelin <maxime.coquelin@redhat.com>,
Chenbo Xia <chenbox@nvidia.com>,
stable@dpdk.org
Subject: [PATCH] vhost: fix net control virtqueue used length
Date: Thu, 5 Jun 2025 13:35:34 +0200 [thread overview]
Message-ID: <20250605113534.917903-1-eperezma@redhat.com> (raw)
By the standard this is the number of bytes written.
Fixes: 474f4d7840ad ("vhost: add control virtqueue")
Cc: stable@dpdk.org
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
---
lib/vhost/virtio_net_ctrl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/vhost/virtio_net_ctrl.c b/lib/vhost/virtio_net_ctrl.c
index 63c0a06b4f..603a8db728 100644
--- a/lib/vhost/virtio_net_ctrl.c
+++ b/lib/vhost/virtio_net_ctrl.c
@@ -229,7 +229,7 @@ virtio_net_ctrl_push(struct virtio_net *dev, struct virtio_net_ctrl_elem *ctrl_e
used_elem = &cvq->used->ring[cvq->last_used_idx & (cvq->size - 1)];
used_elem->id = ctrl_elem->head_idx;
- used_elem->len = ctrl_elem->n_descs;
+ used_elem->len = sizeof(*ctrl_elem->desc_ack);
cvq->last_used_idx++;
--
2.49.0
next reply other threads:[~2025-06-05 11:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-05 11:35 Eugenio Pérez [this message]
2025-06-12 15:44 ` Maxime Coquelin
2025-06-13 8:07 ` Maxime Coquelin
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