linux-kernel - Re: Linux 4.4.34

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Message-ID: <20161122182258.GF19939@tuebingen.mpg.de>
Date:   Tue, 22 Nov 2016 19:22:58 +0100
From:   Andre Noll <maan@...bingen.mpg.de>
To:     "Duyck, Alexander H" <alexander.h.duyck@...el.com>
Cc:     "edumazet@...gle.com" <edumazet@...gle.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "ast@...nel.org" <ast@...nel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>,
        "willemb@...gle.com" <willemb@...gle.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "jslaby@...e.cz" <jslaby@...e.cz>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "yibyang@...co.com" <yibyang@...co.com>
Subject: Re: Linux 4.4.34

On Tue, Nov 22, 18:08, Duyck, Alexander H wrote
> Okay I think I have figured it out, but I am not sure what a good
> solution is.
> 
> I think the problem is the fact that the keys may not be initialized
> until init_default_flow_dissectors is called and I am not sure that is
> happening before the network interface is trying to do DHCP.
> 
> I have to look at the initialization framework to verify if that is the
> case.  It would make sense why I don't usually see it though since I
> usually run igb as a module and that doesn't get loaded until later if
> I am not mistaken.

Sounds plausible. On our kernels the driver (ixgbe btw) is compiled in.

Andre
-- 
Max Planck Institute for Developmental Biology
Spemannstraße 35, 72076 Tübingen, Germany. Phone: (+49) 7071 601 829
http://people.tuebingen.mpg.de/maan/

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