Date: Sun, 29 Dec 2002 19:51:28 -0500 From: Jake Burkholder <jake@locore.ca> To: Nate Lawson <nate@root.org> Cc: "David O'Brien" <obrien@FreeBSD.org>, cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org Subject: Re: cvs commit: src/sys/kern subr_smp.c Message-ID: <20021229195127.I43538@locore.ca> In-Reply-To: <Pine.BSF.4.21.0212291541200.85347-100000@root.org>; from nate@root.org on Sun, Dec 29, 2002 at 03:49:35PM -0800 References: <20021229172453.GA50460@dragon.nuxi.com> <Pine.BSF.4.21.0212291541200.85347-100000@root.org>
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Apparently, On Sun, Dec 29, 2002 at 03:49:35PM -0800, Nate Lawson said words to the effect of; > On Sun, 29 Dec 2002, David O'Brien wrote: > > On Sat, Dec 28, 2002 at 03:53:00PM -0800, Nate Lawson wrote: > > > On Sat, 28 Dec 2002, Jake Burkholder wrote: > > > > Modified files: > > > > sys/kern subr_smp.c > > > > Log: > > > > Add a tunable kern.smp.disabled for disabling explicitly smp on an smp > > > > kernel. > > > > > > > > Revision Changes Path > > > > 1.171 +5 -1 src/sys/kern/subr_smp.c > > > > > > Would love to see this go into RELENG_4 (and 5.0 for that matter). This > > > would aid testing. > > > > That would only help Alpha wouldn't it? We don't have the ability to > > turn on and off SMP on i386. > > It's never been possible to turn on smp after boot on FreeBSD. This only > disables it at boot time and should work on every platform. > > I'm not sure what facility this would use on 4.x since it doesn't have > loader tunables. In any case, I'd like to see this in 5.0. If you will verify that this works on x86 I will mfc it. I have no idea if it will work or not. Jake To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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