netdev - Re: tg3 appears to be sick in 2.6.33

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Date:	Thu, 7 Jan 2010 12:48:35 -0800
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	"Dmitry Torokhov" <dmitry.torokhov@...il.com>
cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"Matthew Carlson" <mcarlson@...adcom.com>
Subject: Re: tg3 appears to be sick in 2.6.33

Nothing jumps to mind.  Let me see if I can repro this here.

On Thu, Jan 07, 2010 at 11:56:31AM -0800, Dmitry Torokhov wrote:
> Hi,
> 
> Ever since I moved post 2.6.32 tg3 seems to be very sick in my Latitude
> D630, it discards most of the packages for some reason:
> 
> [root@...r-d630 ~]# ethtool -S eth0 | grep rx_
>      rx_octets: 35886
>      rx_fragments: 0
>      rx_ucast_packets: 9
>      rx_mcast_packets: 93
>      rx_bcast_packets: 237
>      rx_fcs_errors: 0
>      rx_align_errors: 0
>      rx_xon_pause_rcvd: 0
>      rx_xoff_pause_rcvd: 0
>      rx_mac_ctrl_rcvd: 0
>      rx_xoff_entered: 0
>      rx_frame_too_long_errors: 0
>      rx_jabbers: 0
>      rx_undersize_packets: 0
>      rx_in_length_errors: 0
>      rx_out_length_errors: 0
>      rx_64_or_less_octet_packets: 0
>      rx_65_to_127_octet_packets: 0
>      rx_128_to_255_octet_packets: 0
>      rx_256_to_511_octet_packets: 0
>      rx_512_to_1023_octet_packets: 0
>      rx_1024_to_1522_octet_packets: 0
>      rx_1523_to_2047_octet_packets: 0
>      rx_2048_to_4095_octet_packets: 0
>      rx_4096_to_8191_octet_packets: 0
>      rx_8192_to_9022_octet_packets: 0
>      rx_discards: 304
>      rx_errors: 0
>      rx_threshold_hit: 0
> 
> The above on last night pull from Linux (so 2.6.33+).
> 
> Everything works fine if I use wireless or another wired card (Realtek in 
> cardbus slot):
> 
> [root@...r-d630 ~]# lspci | grep -ri net
> 04:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. 
> RTL-8139/8139C/8139C+ (rev 10)
> 09:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5755M Gigabit 
> Ethernet PCI Express (rev 02)
> 0c:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] 
> Network Connection (rev 02)
> 
> [root@...r-d630 ~]# ethtool eth0
> Settings for eth0:
>         Supported ports: [ TP ]
>         Supported link modes:   10baseT/Half 10baseT/Full
>                                 100baseT/Half 100baseT/Full
>                                 1000baseT/Half 1000baseT/Full
>         Supports auto-negotiation: Yes
>         Advertised link modes:  10baseT/Half 10baseT/Full
>                                 100baseT/Half 100baseT/Full
>                                 1000baseT/Half 1000baseT/Full
>         Advertised auto-negotiation: Yes
>         Speed: 1000Mb/s
>         Duplex: Full
>         Port: Twisted Pair
>         PHYAD: 1
>         Transceiver: internal
>         Auto-negotiation: on
>         Supports Wake-on: g
>         Wake-on: g
>         Current message level: 0x000000ff (255)
>         Link detected: yes
> 
> Any ideas? Thanks!
> 
> -- 
> Dmitry
> 

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