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Re: ne2000 and 1.2.8

daemon@ATHENA.MIT.EDU (Robert Joop)
Mon May 22 19:08:06 1995

To: linux-net@vger.rutgers.edu
Date: 22 May 1995 23:42:19 +0200
From: rj@rainbow.in-berlin.de (Robert Joop)

[following up to my own posting]

rj@rainbow.in-berlin.de (Robert Joop) writes:

>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

 eth0: Tx access conflict. irq=0 lock=1 tx1=0 tx2=0 last=20
 dma=5 tx=0 dir=1 lstop=41730045 start=41730087 stop=41730045 now=41730088

today it happened once again! this time there probably wasn't much
traffic besides some NTP packets, and an xload and an xclock (showing
`Mon May 22 15:38:03 1995') sending some bytes.

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

well, this time it did! :-(

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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