[PATCH net v3 3/4] r8152: re-schedule napi for tx

[Hayes Wang]

Re-schedule napi after napi_complete() for tx, if it is necessay.

In r8152_poll(), if the tx is completed after tx_bottom() and before
napi_complete(), the scheduling of napi would be lost. Then, no
one handles the next tx until the next napi_schedule() is called.

Signed-off-by: Hayes Wang <hayesw...@realtek.com>
---
 drivers/net/usb/r8152.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index ec882be..4785d2b 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1936,6 +1936,9 @@ static int r8152_poll(struct napi_struct *napi, int 
budget)
                napi_complete(napi);
                if (!list_empty(&tp->rx_done))
                        napi_schedule(napi);
+               else if (!skb_queue_empty(&tp->tx_queue) &&
+                        !list_empty(&tp->tx_free))
+                       napi_schedule(napi);
        }
 
        return work_done;
-- 
2.7.4