Date: Thu, 3 Dec 1998 20:32:01 +0000 (GMT) From: Doug Rabson <dfr@nlsystems.com> To: Eivind Eklund <eivind@yes.no> Cc: Mark Tinguely <tinguely@plains.NoDak.edu>, luigi@labinfo.iet.unipi.it, freebsd-current@FreeBSD.ORG Subject: Re: 3.0 and double operations in device drivers Message-ID: <Pine.BSF.4.01.9812032031040.367-100000@herring.nlsystems.com> In-Reply-To: <19981203165746.J18661@follo.net>
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On Thu, 3 Dec 1998, Eivind Eklund wrote: > On Thu, Dec 03, 1998 at 09:47:46AM -0600, Mark Tinguely wrote: > > > > My question is: "Is floating point math now taboo in the kernel?" > > > > > > it has always been! > > > > I asked for that one :). remove taboo and replace with "forbidden". > > It always has been. > > (Ie, it has never worked reliably, and this has been a known property > of the design). On the alpha, any floating point instructions executed by the kernel (except some very careful ones during task switching) should cause a panic. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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