From owner-freebsd-hackers Fri Nov 20 09:14:49 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id JAA24361 for freebsd-hackers-outgoing; Fri, 20 Nov 1998 09:14:49 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from wall.polstra.com (rtrwan160.accessone.com [206.213.115.74]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id JAA24356 for ; Fri, 20 Nov 1998 09:14:46 -0800 (PST) (envelope-from jdp@polstra.com) Received: from vashon.polstra.com (vashon.polstra.com [206.213.73.13]) by wall.polstra.com (8.9.1/8.9.1) with ESMTP id JAA03704; Fri, 20 Nov 1998 09:14:14 -0800 (PST) (envelope-from jdp@polstra.com) From: John Polstra Received: (from jdp@localhost) by vashon.polstra.com (8.9.1/8.9.1) id JAA18156; Fri, 20 Nov 1998 09:14:14 -0800 (PST) (envelope-from jdp@polstra.com) Date: Fri, 20 Nov 1998 09:14:14 -0800 (PST) Message-Id: <199811201714.JAA18156@vashon.polstra.com> To: joelh@gnu.org Subject: Re: FreeBSD on i386 memory model Newsgroups: polstra.freebsd.hackers In-Reply-To: <86hfvuia7y.fsf@detlev.UUCP> References: <199811181842.KAA06180@apollo.backplane.com> <3.0.5.32.19981120103442.0099f460@mail.scancall.no> Organization: Polstra & Co., Seattle, WA Cc: hackers@FreeBSD.ORG Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In article <86hfvuia7y.fsf@detlev.UUCP>, Joel Ray Holveck wrote: > >>> On the 386 and 486, call gates are faster. On the pentium, > >>> pentium-PRO, and pentium-II, interrupts are faster. > > With regards to this, might it not be a good idea to use a different > > syscall convention, based on whether you've got the 486/384 options in your > > kernel or not? > > It would require changing libc to read the kernel config file. Do we > really want to mess with this? Of course we don't. Nobody who cares about speed is going to use a 486. John -- John Polstra jdp@polstra.com John D. Polstra & Co., Inc. Seattle, Washington USA "Nobody ever went broke underestimating the taste of the American public." -- H. L. Mencken To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message