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To: Peter Wemm <peter@spinner.dialix.com>
cc: Steve Passe <fsmp@freebsd.org>, CVS-committers@freebsd.org,
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From: Poul-Henning Kamp <phk@dk.tfs.com>
Subject: Re: cvs commit: src/sys/i386/i386 mplock.s 
In-reply-to: Your message of "Sun, 04 May 1997 03:42:49 +0800."
             <199705031942.DAA27131@spinner.DIALix.COM> 
Date: Sat, 03 May 1997 21:57:54 +0200
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In message <199705031942.DAA27131@spinner.DIALix.COM>, Peter Wemm writes:
>Steve Passe wrote:
>> fsmp        97/05/03 12:24:16
>> 
>>   Modified:    sys/i386/i386  mplock.s
>>   Log:
>>   disabled checks for smp_active == 0.
>>   this was wasting precious cycles for no apparent (to me) reason.
>
>This is probably a historic relic...

Indeed.  I put it there while debugging the mplock code, so that I
could run the kernel in smp_active=0 mode, even if the code were
bogus...

--
Poul-Henning Kamp           | phk@FreeBSD.ORG       FreeBSD Core-team.
http://www.freebsd.org/~phk | phk@login.dknet.dk    Private mailbox.
whois: [PHK]                | phk@tfs.com           TRW Financial Systems, Inc.
Power and ignorance is a disgusting cocktail.