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From: David Miller <davem@davemloft.net>
To: ari.m.savolainen@gmail.com
Cc: richardcochran@gmail.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: Kernel panic from tg3 net driver
Date: Thu, 20 Oct 2011 15:56:59 -0400 (EDT)	[thread overview]
Message-ID: <20111020.155659.486754557434415381.davem@davemloft.net> (raw)
In-Reply-To: <CAEbykaX4UPDBxOHmNr=dodaquSPjhPr-pLCcUn5hSu4-xLZy-g@mail.gmail.com>

From: Ari Savolainen <ari.m.savolainen@gmail.com>
Date: Thu, 20 Oct 2011 22:30:44 +0300

> I finally got time to continue bisecting. The commit that causes the
> kernel panic is:  2669069aacc9 "tg3: enable transmit time stamping."

I thought initially that the issue might be that we have to do the
skb_tx_timestamp() call before we advance the mailbox transmit
descriptor pointer.

But that shouldn't matter, we run with a lock held, and TX reclaim takes
that same lock.

So I'm sort of stumped at the moment.

  reply	other threads:[~2011-10-20 19:56 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-15  7:50 Kernel panic from tg3 net driver Ari Savolainen
2011-10-20 19:30 ` Ari Savolainen
2011-10-20 19:56   ` David Miller [this message]
2011-10-20 20:05     ` Eric Dumazet
2011-10-20 20:11       ` David Miller
2011-10-20 20:17         ` Eric Dumazet
2011-10-20 20:37           ` Ari Savolainen
2011-10-21 10:48             ` RongQing Li
2011-10-22  6:12               ` Ari Savolainen
2011-10-22  6:37                 ` Eric Dumazet
2011-10-22  7:25                   ` [PATCH] tg3: fix tigon3_dma_hwbug_workaround() Eric Dumazet
2011-10-22  7:30                     ` David Miller
2011-10-22  7:54                     ` Ari Savolainen
2011-10-22 13:30                       ` Ari Savolainen

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