From owner-freebsd-hackers Wed Apr 18 10:25:13 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from filk.iinet.net.au (syncopation-dns.iinet.net.au [203.59.24.29]) by hub.freebsd.org (Postfix) with SMTP id 75EAD37B423 for ; Wed, 18 Apr 2001 10:25:10 -0700 (PDT) (envelope-from julian@elischer.org) Received: (qmail 4067 invoked by uid 666); 18 Apr 2001 17:27:57 -0000 Received: from i192-224.nv.iinet.net.au (HELO elischer.org) (203.59.192.224) by mail.m.iinet.net.au with SMTP; 18 Apr 2001 17:27:57 -0000 Message-ID: <3ADDCDCA.86D1B3BE@elischer.org> Date: Wed, 18 Apr 2001 10:24:26 -0700 From: Julian Elischer X-Mailer: Mozilla 4.7 [en] (X11; U; FreeBSD 5.0-CURRENT i386) X-Accept-Language: en, hu MIME-Version: 1.0 To: Poul-Henning Kamp Cc: Robert Watson , Kirk McKusick , Rik van Riel , freebsd-hackers@FreeBSD.ORG, Matt Dillon , David Xu Subject: Re: vm balance References: <38778.987605692@critter> Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG You can mmap() devices and you can mmap files.. you cannot mmap FIFOs or sockets. for this reason I think that devices are still well represented by vnodes. If we merged vnodes and vm objects, then if devices were not vnodes, how would you represent a vm area that maps a device? -- __--_|\ Julian Elischer / \ julian@elischer.org ( OZ ) World tour 2000-2001 ---> X_.---._/ v To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message