[dpdk-dev] [PATCH v3 2/8] driver/virtio: record virtual address of virtio net header

Jijiang Liu jijiang.liu at intel.com
Wed Nov 4 11:54:10 CET 2015


Record virtual address of virtio net header.

Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
---
 drivers/net/virtio/virtio_ethdev.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index 465d3cd..cb5dfee 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -376,6 +376,9 @@ int virtio_dev_queue_setup(struct rte_eth_dev *dev,
 		}
 		vq->virtio_net_hdr_mem =
 			vq->virtio_net_hdr_mz->phys_addr;
+		vq->virtio_net_hdr_addr =
+			(uint64_t)(uintptr_t)vq->virtio_net_hdr_mz->addr;
+
 		memset(vq->virtio_net_hdr_mz->addr, 0,
 			vq_size * hw->vtnet_hdr_size);
 	} else if (queue_type == VTNET_CQ) {
-- 
1.7.7.6



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