diff mbox

[dpdk-dev,05/14] net/virtio: don't dump split virtqueue data

Message ID 20180129141143.13437-6-jfreimann@redhat.com (mailing list archive)
State Superseded, archived
Delegated to: Maxime Coquelin
Headers

Checks

Context Check Description
ci/checkpatch warning coding style issues

Commit Message

Jens Freimann Jan. 29, 2018, 2:11 p.m. UTC 
  VIRTQUEUE_DUMP access split virtqueue data which is not
correct when packed virtqueues are used.

Signed-off-by: Jens Freimann <jfreimann@redhat.com>
---
 drivers/net/virtio/virtqueue.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/net/virtio/virtqueue.h b/drivers/net/virtio/virtqueue.h
index 0cc9268a4..63ced5b6f 100644
--- a/drivers/net/virtio/virtqueue.h
+++ b/drivers/net/virtio/virtqueue.h
@@ -348,7 +348,9 @@  virtqueue_notify(struct virtqueue *vq)
 }
 
 #ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP
-#define VIRTQUEUE_DUMP(vq) do { \
+#define VIRTQUEUE_DUMP(vq) \
+	do { \
+	if (vtpci_packed_queue((vq)->hw)) break; \
 	uint16_t used_idx, nused; \
 	used_idx = (vq)->vq_ring.used->idx; \
 	nused = (uint16_t)(used_idx - (vq)->vq_used_cons_idx); \