From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Octavian Purdila <opurdila@ixiacom.com>, netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH] ipv4: remove all rt cache entries on UNREGISTER event
Date: Wed, 22 Dec 2010 14:43:50 +0100 [thread overview]
Message-ID: <4D120096.6080508@6wind.com> (raw)
In-Reply-To: <1293012464.3027.30.camel@edumazet-laptop>
Yes, I saw this commit, but I still got the problem:
shelby:/home/root/src# uname -a
Linux shelby 2.6.37-rc5+ #10 SMP Wed Dec 22 05:02:53 EST 2010 i686 GNU/Linux
shelby:/home/root/src# ip tunnel add mode ipip remote 10.16.0.164 local
10.16.0.72 dev eth0
shelby:/home/root/src# ./a.out tunl1
shelby:/home/root/src# ip tunnel del tunl1
Message from syslogd@shelby at Dec 22 10:12:08 ...
kernel:[18459.828011] unregister_netdevice: waiting for tunl1 to become free.
Usage count = 3
Message from syslogd@shelby at Dec 22 10:12:19 ...
kernel:[18470.072017] unregister_netdevice: waiting for tunl1 to become free.
Usage count = 3
Message from syslogd@shelby at Dec 22 10:12:29 ...
kernel:[18480.316011] unregister_netdevice: waiting for tunl1 to become free.
Usage count = 3
Message from syslogd@shelby at Dec 22 10:12:39 ...
kernel:[18490.560010] unregister_netdevice: waiting for tunl1 to become free.
Usage count = 3
shelby:/home/root/src#
I don't know if I will have time to investigate more before next year.
Regards,
Nicolas
Le 22.12.2010 11:07, Eric Dumazet a écrit :
> Le mercredi 22 décembre 2010 à 10:55 +0100, Eric Dumazet a écrit :
>> Le mercredi 22 décembre 2010 à 09:32 +0100, Nicolas Dichtel a écrit :
>>> What is the status of this patch? The initial problem is still here in 2.6.37-rc5+
>>>
>> I cannot reproduce the problem on net-next-2.6, are you sure we still
>> need a new patch ?
>>
>> # ip tunnel add mode ipip remote 10.16.0.164 local 10.16.0.72 dev eth0
>> # ip link show dev tunl1
>> 19: tunl1: <POINTOPOINT,NOARP> mtu 1480 qdisc noop state DOWN
>> link/ipip 10.16.0.72 peer 10.16.0.164
>> # /root/vrrp tunl1
>> # ip tunnel del tunl1
>>
>>
>
> (I thought commit 332dd96f7ac15e fixed the problem for you, as it did
> for me)
>
> net/dst: dst_dev_event() called after other notifiers
>
>
>
--
Nicolas DICHTEL
6WIND
R&D Engineer
Tel: +33 1 39 30 92 10
Fax: +33 1 39 30 92 11
nicolas.dichtel@6wind.com
www.6wind.com
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next prev parent reply other threads:[~2010-12-22 13:43 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-28 15:24 [PATCH] ipv4: remove all rt cache entries on UNREGISTER event Nicolas Dichtel
2010-09-28 16:33 ` Eric Dumazet
2010-09-28 16:45 ` Nicolas Dichtel
2010-09-28 16:56 ` Eric Dumazet
2010-09-29 7:49 ` Nicolas Dichtel
2010-09-29 8:35 ` Eric Dumazet
2010-09-29 9:18 ` Eric Dumazet
2010-09-30 11:49 ` Nicolas Dichtel
2010-12-22 8:32 ` Nicolas Dichtel
2010-12-22 9:55 ` Eric Dumazet
2010-12-22 10:07 ` Eric Dumazet
2010-12-22 13:43 ` Nicolas Dichtel [this message]
2010-12-22 14:39 ` [PATCH] ipv4: dont create routes on down devices Eric Dumazet
2010-12-23 8:50 ` Octavian Purdila
2010-12-26 4:05 ` David Miller
2010-09-28 17:35 ` [PATCH] ipv4: remove all rt cache entries on UNREGISTER event Octavian Purdila
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