[2.6.20] Regression in dmfe driver

From: Thomas Bächler <thomas@xxxxxxxxxxxxx>
Date: Mon, 05 Feb 2007 22:27:58 +0100

Commit 7628b0a8c01a02966d2228bdf741ddedb128e8f8 (drivers/net/tulip/dmfe:
support basic carrier detection) breaks networking on my Davicom DM9009.
ethtool always reports there is no link. tcpdump shows incoming packets,
but TX is disabled. Reverting the above patch fixes the problem.

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  - From: Thierry Vignaud

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  - From: Linus Torvalds

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Relevant Pages

[patch 097/101] revert "drivers/net/tulip/dmfe: support basic carrier detection"
... Revert 7628b0a8c01a02966d2228bdf741ddedb128e8f8. ... ethtool always reports there is no link. ... tcpdump shows incoming packets, ...
(Linux-Kernel)
Re: re interface broken
... Does Tx/Rx routine on your system work? ... Can you see frames sent from your system on good system? ... If you know recan send frame without problems, run tcpdump on ... your notebook and check whether recan see incoming packets sent ...
(freebsd-stable)
Re: bpf, ipfw and before-and-after
... Tcpdump has always shown traffic _at_ the network interface. ... > the incoming packets. ... This would add additional delays to the code path for both ingress ... John Polstra ...
(freebsd-net)