From owner-freebsd-emulation@FreeBSD.ORG Thu Apr 12 19:18:33 2007 Return-Path: X-Original-To: freebsd-emulation@FreeBSD.org Delivered-To: freebsd-emulation@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6540516A400; Thu, 12 Apr 2007 19:18:33 +0000 (UTC) (envelope-from nox@saturn.kn-bremen.de) Received: from gwyn.kn-bremen.de (gwyn.kn-bremen.de [212.63.36.242]) by mx1.freebsd.org (Postfix) with ESMTP id 16AC613C480; Thu, 12 Apr 2007 19:18:32 +0000 (UTC) (envelope-from nox@saturn.kn-bremen.de) Received: by gwyn.kn-bremen.de (Postfix, from userid 10) id 1AC271B7770; Thu, 12 Apr 2007 21:18:31 +0200 (CEST) Received: from saturn.kn-bremen.de (nox@localhost [127.0.0.1]) by saturn.kn-bremen.de (8.13.6/8.13.6) with ESMTP id l3CJGsWg011334; Thu, 12 Apr 2007 21:16:54 +0200 (CEST) (envelope-from nox@saturn.kn-bremen.de) Received: (from nox@localhost) by saturn.kn-bremen.de (8.13.6/8.13.6/Submit) id l3CJGqrR011333; Thu, 12 Apr 2007 21:16:52 +0200 (CEST) (envelope-from nox) From: Juergen Lock Date: Thu, 12 Apr 2007 21:16:52 +0200 To: Jung-uk Kim Message-ID: <20070412191652.GA10971@saturn.kn-bremen.de> Mail-Followup-To: Jung-uk Kim , Bruce Evans , freebsd-emulation@FreeBSD.org, Andriy Gapon , freebsd-ports@FreeBSD.org References: <461CFD4B.4020801@icyb.net.ua> <200704111307.17455.jkim@FreeBSD.org> <20070412132450.K66414@delplex.bde.org> <200704121415.00495.jkim@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200704121415.00495.jkim@FreeBSD.org> User-Agent: Mutt/1.5.14 (2007-02-12) Cc: freebsd-emulation@FreeBSD.org, Andriy Gapon , freebsd-ports@FreeBSD.org Subject: Re: kqemu+amd64: fpudna in kernel mode X-BeenThere: freebsd-emulation@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Development of Emulators of other operating systems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 12 Apr 2007 19:18:33 -0000 On Thu, Apr 12, 2007 at 02:14:57PM -0400, Jung-uk Kim wrote: > > On Thursday 12 April 2007 12:32 am, Bruce Evans wrote: > > > On Wed, 11 Apr 2007, Jung-uk Kim wrote: > > > He won't be able to ignore them when the handling is to panic :-). > > What I meant was more like "It is not trivial to fix and nobody is > motivated enough to fix it yet. Sorry, ignore it for now." I > thought "KQEMU/FreeBSD is borken" was too harsh. ;-) > At least now others than Fabrice (who doesnt use FreeBSD at all afaik) _can_ attempt to fix it in kqemu now since it no longer is closed source. > > > Even if we make it work with FreeBSD, I would expect similar > > > results. > > > > Is that because 2.6 is already better? > > Dunno. I am not a Linux hacker. ;-) > > > Is it a 2.6 host or target? > > Target. > > BTW, there are many OSs out there that they allow FP operations in > kernel including Windows, Mac OS X, DragonFlyBSD, etc. Even ndis(4) > causes lots of fpudna warnings with some Windows drivers. ... Yeah I was just about to say, this problem is not unique to kqemu... (the fpudna: fpcurthread == curthread thing was, but that has been fixed a while ago, even before kqemu became open source.) Juergen