linux-kernel - Re: [PATCH] 8021q/vlan: process NETDEV_GOING

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Message-Id: <20120529.204040.644013889059321702.davem@davemloft.net>
Date:	Tue, 29 May 2012 20:40:40 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eldad@...refinery.com
Cc:	kaber@...sh.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] 8021q/vlan: process NETDEV_GOING_DOWN

From: Eldad Zack <eldad@...refinery.com>
Date: Wed, 30 May 2012 00:30:35 +0200

> In the current flow, when you take down a physical device that has
> VLANs configured on it, the NETDEV_GOING_DOWN notification will be
> sent too late, i.e., no data can be sent to the wire anymore.

Why do you need to send data?  Any queued up data should be purged not
sent.
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