Date: 21 Jan 2001 19:37:50 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: smp@FreeBSD.ORG Subject: Re: debug.witness_skipspin Message-ID: <xzp4rys69a9.fsf@flood.ping.uio.no> In-Reply-To: Dag-Erling Smorgrav's message of "21 Jan 2001 19:33:28 %2B0100" References: <xzp8zo469hj.fsf@flood.ping.uio.no>
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Dag-Erling Smorgrav <des@ofug.org> writes: > Is there a particular reason why this sysctl is read-only? Just for > laughs, I built a kernel with a writeable debug.witness_skipspin, and > experienced no ill effects from switching back and forth. Hey, I seem to have a thing with stupid questions today. Making it writeable doesn't make a difference because all the spin locks are already initialized (and enrolled or not) before you even get a chance to toggle it. Nothing beats reading the source... DES -- Dag-Erling Smorgrav - des@ofug.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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