From: Michael Tokarev <mjt@tls.msk.ru>
To: Sridhar Samudrala <sri@us.ibm.com>
Cc: Stephen Hemminger <shemminger@vyatta.com>,
netdev <netdev@vger.kernel.org>
Subject: Re: Cannot delete a bridge using 'ip' netlink interface
Date: Sat, 08 Oct 2011 01:22:40 +0400 [thread overview]
Message-ID: <4E8F6DA0.80006@msgid.tls.msk.ru> (raw)
In-Reply-To: <4E8F62F7.4080408@msgid.tls.msk.ru>
On 08.10.2011 00:37, Michael Tokarev wrote:
> On 06.10.2011 21:18, Sridhar Samudrala wrote:
>> On a linux 3.1.0-rc9 system using the latest iproute2, i tried
>> creating a bridge and deleting it with an attached interface.
>>
>> Here is the sequence of steps i tried
>> ip link add br0 type bridge
>> ip link set dev eth1 master br0
>> ip link set br0 up
>> ip link del br0
>>
>> The last command hangs with the following kernel messages
>> kernel:unregister_netdevice: waiting for br0 to become free. Usage count = 1
>
> Note that the same thing happens when one tries to rmmod bridge
> while it is in use. I'm trying your patch to see if that helps... ;)
..And with the patch sent in this thread, bridge module can be
removed and inserted again with proper cleanup.
So you can add my
Tested-Off-By: Michael Tokarev <mjt@tls.msk.ru>
too, if necessary :)
Thanks,
/mjt
prev parent reply other threads:[~2011-10-07 21:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-06 17:18 Cannot delete a bridge using 'ip' netlink interface Sridhar Samudrala
2011-10-06 21:19 ` [PATCH] bridge: fix hang on removal of bridge via netlink Stephen Hemminger
2011-10-06 23:02 ` Sridhar Samudrala
2011-10-19 3:24 ` David Miller
2011-10-07 20:37 ` Cannot delete a bridge using 'ip' netlink interface Michael Tokarev
2011-10-07 21:22 ` Michael Tokarev [this message]
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