Date: Fri, 22 May 1998 00:01:18 -0500 (EST) From: "John S. Dyson" <dyson@FreeBSD.ORG> To: grog@lemis.com (Greg Lehey) Cc: hackers@FreeBSD.ORG Subject: Re: SMP resource locking Message-ID: <199805220501.AAA02725@dyson.iquest.net> In-Reply-To: <19980522114305.Z27201@freebie.lemis.com> from Greg Lehey at "May 22, 98 11:43:05 am"
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Greg Lehey said: > I haven't paid much attention to SMP problems yet, but I need to now. > Can somebody point me to functions to ensure single-thread passing of > critical sections? In a UP environment I'd use splhigh (), but that's > obviously not enough for SMP. > For now, splhigh in a normal driver context will work. That is of course broken, but it will work fine. In the future, it won't. -- John | Never try to teach a pig to sing, dyson@freebsd.org | it just makes you look stupid, jdyson@nc.com | and it irritates the pig. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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