Re: 2.6.9 RCU breakage in dev_queue_xmit

From: Jeff V. Merkey
Date: Wed Nov 10 2004 - 12:01:18 EST

Herbert Xu wrote:

Jeff V. Merkey <jmerkey@xxxxxxxxx> wrote:

Running dual gigabit interfaces at 196 MB/S (megabytes/second) on receive, 12 CLK interacket gap time, 1500 bytes payload
at 65000 packets per second per gigabit interface, and retransmitting received packets at 130 MB/S out of a third gigabit interface
with skb, RCU locks in dev_queue_xmit breaks and enters the following state:

This patch might help.

Fixed. Who an earth missed that? dropping into an unlock case
by default without holding the lock?

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