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Date: Tue, 10 Dec 2002 14:57:29 -0500 (EST)
From: John Baldwin <jhb@FreeBSD.org>
To: Nate Lawson <nate@root.org>
Subject: Re: PERFORCE change 22140 for review
Cc: Perforce Change Reviews <perforce@freebsd.org>
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On 10-Dec-2002 Nate Lawson wrote:
> On Tue, 10 Dec 2002, John Baldwin wrote:
>> http://perforce.freebsd.org/chv.cgi?CH=22140
>> Change 22140 by jhb@jhb_laptop on 2002/12/10 10:37:10
>> 
>>      Add some hokie code to witness so that if we panic from spinning
>>      too long on a spin lock, we try to use witness info to determine
>>      where the other CPU acquired the lock in question.
> 
> Would it make sense to leave this code out if WITNESS_SKIPSPIN is enabled?

No, because you can enable spin locks via a loader tunable.

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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