From: Hayes Wang <hayeswang@realtek.com>
To: <netdev@vger.kernel.org>
Cc: <nic_swsd@realtek.com>, <linux-kernel@vger.kernel.org>,
<linux-usb@vger.kernel.org>, Hayes Wang <hayeswang@realtek.com>
Subject: [PATCH net-next 10/11] r8152: avoid rx queue more than 1000 packets
Date: Fri, 9 Jun 2017 17:11:47 +0800 [thread overview]
Message-ID: <1394712342-15778-270-Taiwan-albertk@realtek.com> (raw)
In-Reply-To: <1394712342-15778-260-Taiwan-albertk@realtek.com>
Stop queuing rx packets if it is more than 1000.
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
---
drivers/net/usb/r8152.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 204f4b2..fa29583 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1813,6 +1813,10 @@ static int rx_bottom(struct r8152 *tp, int budget)
unsigned int pkt_len;
struct sk_buff *skb;
+ /* limite the skb numbers for rx_queue */
+ if (unlikely(skb_queue_len(&tp->rx_queue) >= 1000))
+ break;
+
pkt_len = le32_to_cpu(rx_desc->opts1) & RX_LEN_MASK;
if (pkt_len < ETH_ZLEN)
break;
--
2.7.4
next prev parent reply other threads:[~2017-06-09 9:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-09 9:11 [PATCH net-next 00/11] r8152: minor adjustment Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 01/11] r8152: add r8153_phy_status function Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 02/11] r8152: adjust lpm settings for RTL8153 Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 03/11] r8152: adjust the settings about MAC clock speed down " Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 04/11] r8152: move the setting of rx aggregation Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 05/11] r8152: adjust rtl8153_runtime_enable function Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 06/11] r8152: adjust U2P3 for RTL8153 Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 07/11] r8152: move the default coalesce setting " Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 08/11] r8152: move the initialization to reset_resume function Hayes Wang
2017-06-09 9:11 ` [PATCH net-next 09/11] r8152: check if disabling ALDPS is finished Hayes Wang
2017-06-09 9:11 ` Hayes Wang [this message]
2017-06-09 9:11 ` [PATCH net-next 11/11] r8152: replace napi_complete with napi_complete_done Hayes Wang
2017-06-09 19:38 ` [PATCH net-next 00/11] r8152: minor adjustment David Miller
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