From: Hannes Frederic Sowa <hannes@stressinduktion.org>
To: Nikolay Borisov <kernel@kyup.com>, David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org,
SiteGround Operations <operations@siteground.com>
Subject: Re: ipv6 not bringing up due to qdisc_tx_is_noop failing
Date: Wed, 16 Mar 2016 18:07:44 +0100 [thread overview]
Message-ID: <56E992E0.1080708@stressinduktion.org> (raw)
In-Reply-To: <56E97BEA.4070004@kyup.com>
Hello,
On 16.03.2016 16:29, Nikolay Borisov wrote:
> I have stack traces which do show this sequence of events, so my
> questions now are:
>
> 1. What's the difference between netdev_queue->qdisc and
> netdev_queue->qdisc_sleeping. Git blaming indicates those member haves
> existed even before the git history was started.
qdisc_sleeping is the qdisc you configure before the device is brought
up. It should transition during carrier up to the normal qdisc.
> 2. Shouldn't the netdev_queue->qdisc also be updated during
> attach_one_default_qdisc?
Yes, do you have carrier up on your card?
Is this a regression, did this work for you and stopped working with a
specific kernel version?
Thanks and bye,
Hannes
next prev parent reply other threads:[~2016-03-16 17:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-16 15:29 ipv6 not bringing up due to qdisc_tx_is_noop failing Nikolay Borisov
2016-03-16 17:07 ` Hannes Frederic Sowa [this message]
2016-03-16 17:14 ` Nikolay Borisov
2016-03-16 17:18 ` Hannes Frederic Sowa
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