From: David Miller <davem@davemloft.net>
To: mpatocka@redhat.com
Cc: netdev@vger.kernel.org, kaber@trash.net
Subject: Re: crash with bridge and inconsistent handling of NETDEV_TX_OK
Date: Tue, 20 Apr 2010 18:22:15 -0700 (PDT) [thread overview]
Message-ID: <20100420.182215.179278537.davem@davemloft.net> (raw)
In-Reply-To: <Pine.LNX.4.64.1004202116570.29631@hs20-bc2-1.build.redhat.com>
From: Mikulas Patocka <mpatocka@redhat.com>
Date: Tue, 20 Apr 2010 21:20:09 -0400 (EDT)
>
>
> On Tue, 20 Apr 2010, David Miller wrote:
>
>> From: Mikulas Patocka <mpatocka@redhat.com>
>> Date: Tue, 20 Apr 2010 21:10:04 -0400 (EDT)
>>
>> > I see, but GRO is turned off on my interfaces, according to ethtool.
>>
>> GRO is just a flag bit, so it's possible that if your kernel is too
>> old ethtool will always show that it's off.
>>
>> If you haven't turned off GRO explicitly, then it's a good bet that
>> this is why it looks like it's off. And GRO is on by default.
>
> I have kernel 2.6.34-rc4, ethtool 2.6.33 and GRO is off. I haven't turned
> it off, I left it on default.
See my follow-up, what ethtool output makes you think GRO is
off? "large-receive-offload" is not GRO
next prev parent reply other threads:[~2010-04-21 1:22 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-20 23:40 crash with bridge and inconsistent handling of NETDEV_TX_OK Mikulas Patocka
2010-04-20 23:45 ` David Miller
2010-04-20 23:48 ` David Miller
2010-04-20 23:57 ` Mikulas Patocka
2010-04-21 0:00 ` David Miller
2010-04-21 0:12 ` Mikulas Patocka
2010-04-21 0:15 ` David Miller
2010-04-21 0:23 ` Mikulas Patocka
2010-04-21 1:02 ` David Miller
2010-04-21 1:10 ` Mikulas Patocka
2010-04-21 1:14 ` David Miller
2010-04-21 1:16 ` David Miller
2010-04-21 1:21 ` Mikulas Patocka
2010-04-21 1:24 ` David Miller
2010-04-21 2:01 ` David Miller
2010-04-21 13:21 ` Mikulas Patocka
2010-04-29 22:14 ` RCU error in networking (was: crash with bridge and inconsistent handling of NETDEV_TX_OK) Mikulas Patocka
2010-04-29 23:04 ` RCU error in networking David Miller
2010-04-21 1:20 ` crash with bridge and inconsistent handling of NETDEV_TX_OK Mikulas Patocka
2010-04-21 1:22 ` David Miller [this message]
2010-04-21 1:24 ` Mikulas Patocka
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