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Re: ne2000 and 1.2.8

daemon@ATHENA.MIT.EDU (Robert Joop)
Mon May 22 02:13:06 1995

To: linux-net@vger.rutgers.edu
Date: 22 May 1995 02:04:21 +0200
From: rj@rainbow.in-berlin.de (Robert Joop)

gpg109@rsphy1.anu.edu.au (Paul Gortmaker) writes:

>This patch also enables some extra debugging info for the ne2k. If
>you use it to avoid the (hopefully) hard to achieve "lock=1" hangs,
>please mail me any eth0 printk's that you get. When the "lock=1"
>happens, you won't hang, but you will get a dump of some timevalues
>that will help me reconstruct the scenario.

well, i succeeded to trigger the bug minutes ago:

eth0: Tx access conflict. irq=0 lock=1 tx1=0 tx2=0 last=20
dma=0 tx=0 dir=2 lstop=36680051 start=36680051 stop=36680051 now=36680052

as promised, it didn't hang the kernel :-)

the command i used was the same that triggered the bug a week ago:

rj@rainbow> rnews < /mounts/fog/.../batch

with the batch being a large news batch (58968233 bytes) being read over
NFS (rainbow is a sun, fog runs linux).

btw, the ethernet is a TPE with an X-cable connecting the two hosts.

best,
 rj
-- 
__________________________________________________
Robert Joop
  rj@{rainbow.in-berlin,fokus.gmd,cs.tu-berlin}.de
  s=joop;ou=fokus;ou=berlin;p=gmd;a=d400;c=de

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