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net/hyperv: Use netif_tx_disable() instead of netif_stop_queue() when necessary 

For code path not on the xmit, use netif_tx_disable() instead of
netif_stop_queue() to ensure other CPUs are not doing xmit.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Haiyang Zhang 2012-02-02 07:17:59 +00:00 committed by David S. Miller
parent cb0a178c78
commit 0a282538cc
1 changed files with 4 additions and 4 deletions
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8
drivers/net/hyperv/netvsc_drv.c
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@ -123,7 +123,7 @@ static int netvsc_close(struct net_device *net)
struct hv_device *device_obj = net_device_ctx->device_ctx;
int ret;
netif_stop_queue(net);
netif_tx_disable(net);
ret = rndis_filter_close(device_obj);
if (ret != 0)
@ -256,7 +256,7 @@ void netvsc_linkstatus_callback(struct hv_device *device_obj,
schedule_delayed_work(&ndev_ctx->dwork, msecs_to_jiffies(20));
} else {
netif_carrier_off(net);
netif_stop_queue(net);
netif_tx_disable(net);
}
}
@ -337,7 +337,7 @@ static int netvsc_change_mtu(struct net_device *ndev, int mtu)
nvdev->start_remove = true;
cancel_delayed_work_sync(&ndevctx->dwork);
netif_stop_queue(ndev);
netif_tx_disable(ndev);
rndis_filter_device_remove(hdev);
ndev->mtu = mtu;
@ -460,7 +460,7 @@ static int netvsc_remove(struct hv_device *dev)
cancel_delayed_work_sync(&ndev_ctx->dwork);
/* Stop outbound asap */
netif_stop_queue(net);
netif_tx_disable(net);
unregister_netdev(net);