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Message-Id: <20170529183159.22205-2-sthemmin@microsoft.com> Date: Mon, 29 May 2017 11:31:58 -0700 From: Stephen Hemminger <stephen@...workplumber.org> To: davem@...emloft.net Cc: netdev@...r.kernel.org, Stephen Hemminger <sthemmin@...rosoft.com> Subject: [PATCH net-next 2/3] netvsc: use hv_get_bytes_to_read Don't need need to look at write space in netvsc_close. Signed-off-by: Stephen Hemminger <sthemmin@...rosoft.com> --- drivers/net/hyperv/netvsc_drv.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 548c78863ce9..c3e0277186bb 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -118,7 +118,7 @@ static int netvsc_close(struct net_device *net) struct net_device_context *net_device_ctx = netdev_priv(net); struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev); int ret; - u32 aread, awrite, i, msec = 10, retry = 0, retry_max = 20; + u32 aread, i, msec = 10, retry = 0, retry_max = 20; struct vmbus_channel *chn; netif_tx_disable(net); @@ -139,15 +139,11 @@ static int netvsc_close(struct net_device *net) if (!chn) continue; - hv_get_ringbuffer_availbytes(&chn->inbound, &aread, - &awrite); - + aread = hv_get_bytes_to_read(&chn->inbound); if (aread) break; - hv_get_ringbuffer_availbytes(&chn->outbound, &aread, - &awrite); - + aread = hv_get_bytes_to_read(&chn->outbound); if (aread) break; } -- 2.11.0
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