The "hw->started" field was introduced to stop touching queues
on restart. We never touches queues on restart any more, thus
it's safe to remove this flag.
Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>
---
drivers/net/virtio/virtio_ethdev.c | 15 ++-------------
drivers/net/virtio/virtio_pci.h | 1 -
2 files changed, 2 insertions(+), 14 deletions(-)
diff --git a/drivers/net/virtio/virtio_ethdev.c
b/drivers/net/virtio/virtio_ethdev.c
index c147909..1505f67 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -607,7 +607,6 @@ virtio_dev_close(struct rte_eth_dev *dev)
if (dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
vtpci_irq_config(hw, VIRTIO_MSI_NO_VECTOR);
vtpci_reset(hw);
- hw->started = 0;
virtio_dev_free_mbufs(dev);
virtio_free_queues(dev);
}
@@ -1350,17 +1349,14 @@ static int
eth_virtio_dev_uninit(struct rte_eth_dev *eth_dev)
{
struct rte_pci_device *pci_dev;
- struct virtio_hw *hw = eth_dev->data->dev_private;
PMD_INIT_FUNC_TRACE();
if (rte_eal_process_type() == RTE_PROC_SECONDARY)
return -EPERM;
- if (hw->started == 1) {
- virtio_dev_stop(eth_dev);
- virtio_dev_close(eth_dev);
- }
+ virtio_dev_stop(eth_dev);
+ virtio_dev_close(eth_dev);
pci_dev = eth_dev->pci_dev;
eth_dev->dev_ops = NULL;
@@ -1479,7 +1475,6 @@ static int
virtio_dev_start(struct rte_eth_dev *dev)
{
uint16_t nb_queues, i;
- struct virtio_hw *hw = dev->data->dev_private;
struct virtnet_rx *rxvq;
struct virtnet_tx *txvq __rte_unused;
@@ -1499,12 +1494,6 @@ virtio_dev_start(struct rte_eth_dev *dev)
/* Initialize Link state */
virtio_dev_link_update(dev, 0);
- /* On restart after stop do not touch queues */
- if (hw->started)
- return 0;
-
- hw->started = 1;
-
/*Notify the backend
*Otherwise the tap backend might already stop its queue due to
fullness.
*vhost backend will have no chance to be waked up
diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h
index f63f76c..de271bf 100644
--- a/drivers/net/virtio/virtio_pci.h
+++ b/drivers/net/virtio/virtio_pci.h
@@ -252,7 +252,6 @@ struct virtio_hw {
uint16_t vtnet_hdr_size;
uint8_t vlan_strip;
uint8_t use_msix;
- uint8_t started;
uint8_t modern;
uint8_t use_simple_rxtx;
uint8_t mac_addr[ETHER_ADDR_LEN];
--
1.9.0
