Xref: utzoo comp.unix.microport:1597 comp.sys.intel:534
Path: utzoo!attcan!uunet!steinmetz!davidsen
From: davidsen@steinmetz.ge.com (William E. Davidsen Jr)
Newsgroups: comp.unix.microport,comp.sys.intel
Subject: Re: no significant bugs in 80286 virtual memory
Keywords: 80286 buglist Intel
Message-ID: <12191@steinmetz.ge.com>
Date: 20 Sep 88 19:59:33 GMT
References: <326@siswat.UUCP>
Reply-To: davidsen@crdos1.UUCP (bill davidsen)
Organization: General Electric CRD, Schenectady, NY
Lines: 16

In article <326@siswat.UUCP> buck@siswat.UUCP (A. Lester Buck) writes:
| There have been several postings in comp.unix.microport recently
| intimating that the "experts" know of a serious bug in the 80286.
| It seems some 80286 instructions are not restartable after a virtual
| memory fault, therefore a virtual memory operating system
| is impossible on the 80286.

  I haven't tried OS/2 yet, but the documentation clearly claims that
virtual memory is done in 64k chunks. I doubt that IBM would have let it
out the door if there was a problem such as you describe, and I see
nothing in the current buglist which would indicate problems restarting
any pagefault.
-- 
	bill davidsen		(wedu@ge-crd.arpa)
  {uunet | philabs}!steinmetz!crdos1!davidsen
"Stupidity, like virtue, is its own reward" -me