netdev - Re: tg3: regression of netdev stats

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Message-ID: <51324B46.1050700@broadcom.com>
Date:	Sat, 2 Mar 2013 10:56:06 -0800
From:	"Nithin Nayak Sujir" <nsujir@...adcom.com>
To:	"OGAWA Hirofumi" <hirofumi@...l.parknet.co.jp>
cc:	"Michael Chan" <mchan@...adcom.com>, davem@...emloft.net,
	netdev@...r.kernel.org
Subject: Re: tg3: regression of netdev stats



On 3/1/2013 10:20 PM, OGAWA Hirofumi wrote:
> OGAWA Hirofumi <hirofumi@...l.parknet.co.jp> writes:
>
>> zero). But, e.g. ping/nfs itself works fine.
>>
>> BTW, chip is
>>
>> 02:00.0 Ethernet controller [0200]: Broadcom Corporation NetLink BCM57788 Gigabit Ethernet PCIe [14e4:1691] (rev 01)
>>
>> tg3 0000:02:00.0 eth0: Tigon3 [partno(BCM57788) rev 57780001] (PCI Express) MAC address d4:be:d9:a6:a3:3b
>> tg3 0000:02:00.0 eth0: attached PHY driver [Broadcom BCM57780] (mii_bus:phy_addr=200:01)
>
> With some read, this chip seems to be using PHYLIB, and PHYLIB modify
> carrier state, so ->link_up confuses with it?
>

Yes, this may be relevant. I'll investigate further with this device.


> Thanks.
>

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