For the patch #3, I add netif_tx_lock() before checking the netif_queue_stopped(). Besides, I add checking the skb queue length before waking the tx queue. Hayes Wang (4): r8152: fix tx/rx memory overflow r8152: modify the tx flow r8152: support stopping/waking tx queue r8152: fix incorrect type in assignment drivers/net/usb/r8152.c | 114 +++++++++++++++++++++--------------------------- 1 file changed, 50 insertions(+), 64 deletions(-) -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html