On 22-Jun-01 Makoto MATSUSHITA wrote:
> jhb> Can you turn on WITNESS_DDB in your kenrel config file (or set
> jhb> the debug.witness_ddb loader tunable/sysctl before you get this
> jhb> reversal) and get a backtrace from ddb?
> Yes; I turned 'debug.witness_ddb' on now. I'll send a ddb 'trace'
> output if next time lock-order-reversal is happen.

You will have to reboot for it to fire.  We only report the first lock order
found between two locks to avoid flooding the console.


John Baldwin <[EMAIL PROTECTED]> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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