linux-kernel - Re: 1e918876 breaks r8169 (linux-3.18+)

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Message-ID: <20150221192622.GB25687@louise.pinerecords.com>
Date:	Sat, 21 Feb 2015 20:26:22 +0100
From:	Tomas Szepe <szepe@...erecords.com>
To:	Florian Westphal <fw@...len.de>
Cc:	Eric Dumazet <eric.dumazet@...il.com>,
	Francois Romieu <romieu@...zoreil.com>,
	Hayes Wang <hayeswang@...ltek.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Tom Herbert <therbert@...gle.com>,
	"David S. Miller" <davem@...emloft.net>,
	Marco Berizzi <pupilla@...mail.com>,
	linux-kernel@...r.kernel.org, netdev <netdev@...r.kernel.org>
Subject: Re: 1e918876 breaks r8169 (linux-3.18+)

> > Could Tomas try following fix ?
> 
> In addition -- Tomas, on your affected board -- did you try
> turning off gso/tso?
> 
> Holger Hoffstätte mentioned on lkml that his affected r8169 nic is
> stable with xmit_more+bql after disabling gso/tso on the nic
> 
> (ethtool -k $dev to display settings, "-K $dev tso off gso off" to
>  disable offloads).

They're always off on this NIC (cannot be turned on).

# ethtool -k eth1| grep segmentation-offload
tcp-segmentation-offload: off
generic-segmentation-offload: off [requested on]
# ethtool -K eth1 gso on tso on
Could not change any device features
# ethtool -k eth1| grep segmentation-offload
tcp-segmentation-offload: off
generic-segmentation-offload: off [requested on]

-- 
Tomas Szepe <szepe@...erecords.com>
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