RE: Oops in fs_enet driver with preempt-rt
From: Rune Torgersen
Date: Tue May 20 2008 - 12:13:47 EST
Scott Wood wrote:
> Rune Torgersen wrote:
>> 0xc0196d84 is in fs_enet_interrupt
>> (drivers/net/fs_enet/fs_enet-main.c:473).
>> 468 if (fpi->use_napi)
>> 469 int_clr_events &= ~fep->ev_napi_rx;
>> 470 471 (*fep->ops->clear_int_events)(dev,
>> int_clr_events); 472
>> 473 if (int_events & fep->ev_err)
>> 474 (*fep->ops->ev_error)(dev,
>> int_events); 475 476 if (int_events &
>> fep->ev_rx) { 477 if (!fpi->use_napi)
>> (gdb)
>
> Do you have shared interrupt debugging turned on? That breaks this
> driver, and a patch to remove the shared flag was nacked in favor of
> actually fixing the driver, which I haven't gotten around to.
>
> -Scott
Hmm.... ttyCPM1 output seems to be kinda garbled... Any ideas?
Incomplete locking between printk and userland use of ttyCPM1 as
console?
kjour[ OK ] nal
stdrtiag. nCom it mnteivalr5 s cones
dXT3EFS n soa7,dint rnae jolrnau
ElT3-Xs: founmed tilefystsm weth irdeoed ratadmod .
ek/* [ Removing /var/run/* and /var/locp... [ OK ]
Creating new /var/run/utmlogin /fastboot and /forcefsck... OK ]
Removing possible /etc/noBringing up the loopback interface... [ OK ]
OK ]
OK ] Entering runlevel: 3 hostname to 9919_unit1_c
Starting the i2c_8266 driver: i2
_82c6: 6odume llcenie 'snspucifeed'itai ts nernkl.
e[ OK ]
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