linux-kernel - Re: Mass udp flow reboot linux with RealTek RTL-8169 Gigabit

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Message-ID: <20110213203417.GA11442@electric-eye.fr.zoreil.com>
Date:	Sun, 13 Feb 2011 21:34:17 +0100
From:	Francois Romieu <romieu@...zoreil.com>
To:	Seblu <seblu@...lu.net>
Cc:	Eric Dumazet <eric.dumazet@...il.com>,
	lkml <linux-kernel@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>, Ivan Vecera <ivecera@...hat.com>
Subject: Re: Mass udp flow reboot linux with RealTek RTL-8169 Gigabit

Seblu <seblu@...lu.net> :
[...]
> > NIC seems to be reset frequently but host stop rebooting. \o//
> ok after about 1 hour of iperf, host reboot.

Can you apply the patch below on top of 2.6.38-rc4 ?

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 59ccf0c..5d64b80 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -4645,6 +4645,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
 			switch (tp->mac_version) {
 			/* Work around for rx fifo overflow */
 			case RTL_GIGA_MAC_VER_11:
+			case RTL_GIGA_MAC_VER_20:
 			case RTL_GIGA_MAC_VER_22:
 			case RTL_GIGA_MAC_VER_26:
 				netif_stop_queue(dev);
@@ -4653,7 +4654,6 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
 			/* Testers needed. */
 			case RTL_GIGA_MAC_VER_17:
 			case RTL_GIGA_MAC_VER_19:
-			case RTL_GIGA_MAC_VER_20:
 			case RTL_GIGA_MAC_VER_21:
 			case RTL_GIGA_MAC_VER_23:
 			case RTL_GIGA_MAC_VER_24:
--
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