Commit e1a2ca92 authored by hayeswang's avatar hayeswang Committed by David S. Miller
Browse files

r8152: adjust rx_bottom 



If a error occurs when submitting rx, skip the remaining submissions
and try to submit them again next time.

Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d0a47d32

drivers/net/usb/r8152.c

+13 −2
Original line number Diff line number Diff line
@@ -1643,7 +1643,7 @@ static int rx_bottom(struct r8152 *tp, int budget) 
{

	unsigned long flags;

	struct list_head *cursor, *next, rx_queue;

	int work_done = 0;

	int ret = 0, work_done = 0;



	if (!skb_queue_empty(&tp->rx_queue)) {

		while (work_done < budget) {
@@ -1734,7 +1734,18 @@ static int rx_bottom(struct r8152 *tp, int budget) 
		}



submit:

		r8152_submit_rx(tp, agg, GFP_ATOMIC);

		if (!ret) {

			ret = r8152_submit_rx(tp, agg, GFP_ATOMIC);

		} else {

			urb->actual_length = 0;

			list_add_tail(&agg->list, next);

		}

	}



	if (!list_empty(&rx_queue)) {

		spin_lock_irqsave(&tp->rx_lock, flags);

		list_splice_tail(&rx_queue, &tp->rx_done);

		spin_unlock_irqrestore(&tp->rx_lock, flags);

	}



out1: