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From: David Miller <davem@davemloft.net>
To: dsa@cumulusnetworks.com
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH net-next] net: vrf: Switch dst dev to loopback on device delete
Date: Wed, 15 Jun 2016 21:40:15 -0700 (PDT)	[thread overview]
Message-ID: <20160615.214015.227616106030915305.davem@davemloft.net> (raw)
In-Reply-To: <1465929441-19163-1-git-send-email-dsa@cumulusnetworks.com>

From: David Ahern <dsa@cumulusnetworks.com>
Date: Tue, 14 Jun 2016 11:37:21 -0700

> Attempting to delete a VRF device with a socket bound to it can stall:
> 
>   unregister_netdevice: waiting for red to become free. Usage count = 1
> 
> The unregister is waiting for the dst to be released and with it
> references to the vrf device. Similar to dst_ifdown switch the dst
> dev to loopback on delete for all of the dst's for the vrf device
> and release the references to the vrf device.
> 
> Fixes: 193125dbd8eb2 ("net: Introduce VRF device driver")
> Fixes: 35402e3136634 ("net: Add IPv6 support to VRF device")
> Signed-off-by: David Ahern <dsa@cumulusnetworks.com>

Applied.

      reply	other threads:[~2016-06-16  4:40 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-14 18:37 [PATCH net-next] net: vrf: Switch dst dev to loopback on device delete David Ahern
2016-06-16  4:40 ` David Miller [this message]

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