From: David Miller <davem@davemloft.net>
To: mchan@broadcom.com
Cc: tonyb@cybernetics.com, herbert@gondor.apana.org.au,
netdev@vger.kernel.org, gregkh@suse.de,
linux-kernel@vger.kernel.org
Subject: Re: TG3 network data corruption regression 2.6.24/2.6.23.4
Date: Mon, 18 Feb 2008 16:35:54 -0800 (PST) [thread overview]
Message-ID: <20080218.163554.74130592.davem@davemloft.net> (raw)
In-Reply-To: <1203381120.13495.78.camel@dell>
From: "Michael Chan" <mchan@broadcom.com>
Date: Mon, 18 Feb 2008 16:32:00 -0800
> On Mon, 2008-02-18 at 17:41 -0500, Tony Battersby wrote:
> > I am experiencing network data corruption with a 3Com 3C996B-T NIC
> > (Broadcom NetXtreme BCM5701; driver tg3.ko). I have identified the
> > following patch as the trigger:
>
> Assuming this problem is unique to the 5701, I'm not sure how it is
> exposed by Herbert's patch. One thing unique on the 5701 is that it
> double-copies all RX packets so that the data starts at offset 2, but
> that's quite unrelated to the patch below.
One consequence of Herbert's change is that the chip will see a
different datastream. The initial skb->data linear area will be
smaller, and the transition to the fragmented area of pages will be
quicker.
next prev parent reply other threads:[~2008-02-19 0:35 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-18 22:41 Tony Battersby
2008-02-19 0:32 ` Michael Chan
2008-02-19 0:35 ` David Miller [this message]
2008-02-19 1:04 ` Michael Chan
2008-02-19 16:16 ` Tony Battersby
2008-02-19 19:11 ` Michael Chan
2008-02-19 19:26 ` Tony Battersby
2008-02-19 22:14 ` Tony Battersby
2008-02-19 23:52 ` Michael Chan
2008-02-20 15:01 ` Tony Battersby
2008-02-20 1:38 ` Matt Carlson
2008-02-20 16:13 ` Tony Battersby
2008-02-20 21:29 ` Tony Battersby
2008-02-20 23:04 ` Tony Battersby
2008-02-20 23:08 ` David Miller
2008-02-20 23:17 ` Michael Chan
2008-02-20 3:45 ` Herbert Xu
2008-02-20 15:18 ` Tony Battersby
2008-04-15 0:12 ` Matt Carlson
2008-04-15 15:39 ` Tony Battersby
2008-04-16 3:31 ` David Miller
2008-04-16 15:40 ` Michael Chan
2008-04-16 20:17 ` Matt Carlson
2008-04-16 21:00 ` Tony Battersby
2008-04-18 6:20 ` David Miller
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