Date: Tue, 29 Jun 1999 15:23:34 -0500 (EST) From: Alfred Perlstein <bright@rush.net> To: Kevin Van Maren <vanmaren@fast.cs.utah.edu> Cc: freebsd-smp@FreeBSD.ORG, tich@ma.ikos.com, vanmaren@cs.utah.edu Subject: Re: high-efficiency SMP locks - submission for review Message-ID: <Pine.BSF.3.96.990629152019.14320Y-100000@cygnus.rush.net> In-Reply-To: <199906291908.NAA08028@fast.cs.utah.edu>
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On Tue, 29 Jun 1999, Kevin Van Maren wrote: re: rep prefix on x86 string instructions... > This wasn't always the case: I believe on the 8088, it was non- > interruptable, however, they had to fix it to deal with crossing > page boundaries on the i386. early x86 (i think 8088) wouldn't properly save the state of the string instrucions during an interupt, just some useless info i remember from "PC Intern" A resume wouldn't continue the op. -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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