WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] [pv_ops] e1000e: "Detected Tx Unit Hang"

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] [pv_ops] e1000e: "Detected Tx Unit Hang"
From: Stefan Kuhne <stefan.kuhne@xxxxxxx>
Date: Fri, 21 May 2010 00:58:18 +0200
Delivery-date: Thu, 20 May 2010 16:00:40 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4BF5B547.60700@xxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <4BF5AD97.4000907@xxxxxxxxxxxxx> <4BF5B547.60700@xxxxxxxx>
Reply-to: xen-devel@xxxxxxxxxxxxxxxxxxx
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.9.1.9) Gecko/20100317 Thunderbird/3.0.4
Am 21.05.2010 00:18, schrieb Jeremy Fitzhardinge:

Hello Jeremy,

> e1000e works fine for me.  However, I did have problems with my Ibex
> Peak-based system and the integrated ethernet devices; they would drop
> off the PCIe bus (lspci -vx would show all 0xff for the config space),
> which turned out to be some problem with ALPM (PCIe active link power
> management).  Could this be what you're seeing?
> 
my "lspci -vx" output:

02:00.0 Ethernet controller: Intel Corporation 82573E Gigabit Ethernet
Controller (Copper)
        Subsystem: FIRST INTERNATIONAL Computer Inc Unknown device 4720
        Flags: bus master, fast devsel, latency 0, IRQ 409
        Memory at d0000000 (32-bit, non-prefetchable) [size=128K]
        I/O ports at 2000 [size=32]
        Capabilities: [c8] Power Management version 2
        Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+
Queue=0/0 Enable+
        Capabilities: [e0] Express Endpoint IRQ 0
        Capabilities: [100] Advanced Error Reporting
        Capabilities: [140] Device Serial Number c6-a9-09-ff-ff-0b-14-00
00: 86 80 8c 10 07 05 10 00 00 00 00 02 10 00 00 00
10: 00 00 00 d0 00 00 00 00 01 20 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 09 15 20 47
30: 00 00 00 00 c8 00 00 00 00 00 00 00 0b 01 00 00

and the complete dmesg output:
[ 9620.997466] 0000:02:00.0: peth0: Detected Tx Unit Hang:
[ 9620.997469]   TDH                  <fc>
[ 9620.997471]   TDT                  <1f>
[ 9620.997473]   next_to_use          <1f>
[ 9620.997475]   next_to_clean        <fc>
[ 9620.997477] buffer_info[next_to_clean]:
[ 9620.997479]   time_stamp           <8e2ec3>
[ 9620.997481]   next_to_watch        <fc>
[ 9620.997483]   jiffies              <8e3a25>
[ 9620.997485]   next_to_watch.status <0>
[ 9622.997490] 0000:02:00.0: peth0: Detected Tx Unit Hang:
[ 9622.997496]   TDH                  <fc>
[ 9622.997500]   TDT                  <1f>
[ 9622.997503]   next_to_use          <1f>
[ 9622.997507]   next_to_clean        <fc>
[ 9622.997511] buffer_info[next_to_clean]:
[ 9622.997515]   time_stamp           <8e2ec3>
[ 9622.997519]   next_to_watch        <fc>
[ 9622.997522]   jiffies              <8e41f5>
[ 9622.997526]   next_to_watch.status <0>
[ 9624.997536] 0000:02:00.0: peth0: Detected Tx Unit Hang:
[ 9624.997541]   TDH                  <fc>
[ 9624.997545]   TDT                  <1f>
[ 9624.997549]   next_to_use          <1f>
[ 9624.997553]   next_to_clean        <fc>
[ 9624.997557] buffer_info[next_to_clean]:
[ 9624.997561]   time_stamp           <8e2ec3>
[ 9624.997565]   next_to_watch        <fc>
[ 9624.997568]   jiffies              <8e49c5>
[ 9624.997572]   next_to_watch.status <0>
[ 9626.065848] eth0: port 1(peth0) entering disabled state
[ 9629.910292] e1000e: peth0 NIC Link is Up 1000 Mbps Full Duplex, Flow
Control: None
[ 9629.910854] eth0: port 1(peth0) entering forwarding state

Regards,
Stefan Kuhne

Attachment: signature.asc
Description: OpenPGP digital signature

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel