From owner-freebsd-xen@FreeBSD.ORG Tue Dec 20 20:09:54 2011 Return-Path: Delivered-To: xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F3DB4106566B; Tue, 20 Dec 2011 20:09:53 +0000 (UTC) (envelope-from alc@rice.edu) Received: from mh4.mail.rice.edu (mh4.mail.rice.edu [128.42.199.11]) by mx1.freebsd.org (Postfix) with ESMTP id 84E1F8FC13; Tue, 20 Dec 2011 20:09:53 +0000 (UTC) Received: from mh4.mail.rice.edu (localhost.localdomain [127.0.0.1]) by mh4.mail.rice.edu (Postfix) with ESMTP id 0450D291BFA; Tue, 20 Dec 2011 14:09:51 -0600 (CST) Received: from mh4.mail.rice.edu (localhost.localdomain [127.0.0.1]) by mh4.mail.rice.edu (Postfix) with ESMTP id ED13C2975CD; Tue, 20 Dec 2011 14:09:50 -0600 (CST) X-Virus-Scanned: by amavis-2.6.4 at mh4.mail.rice.edu, auth channel Received: from mh4.mail.rice.edu ([127.0.0.1]) by mh4.mail.rice.edu (mh4.mail.rice.edu [127.0.0.1]) (amavis, port 10026) with ESMTP id 5TaqMV4zz8p0; Tue, 20 Dec 2011 14:09:50 -0600 (CST) Received: from adsl-216-63-78-18.dsl.hstntx.swbell.net (adsl-216-63-78-18.dsl.hstntx.swbell.net [216.63.78.18]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (No client certificate requested) (Authenticated sender: alc) by mh4.mail.rice.edu (Postfix) with ESMTPSA id 81371291BF8; Tue, 20 Dec 2011 14:09:50 -0600 (CST) Message-ID: <4EF0EB8D.2020703@rice.edu> Date: Tue, 20 Dec 2011 14:09:49 -0600 From: Alan Cox User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:8.0) Gecko/20111113 Thunderbird/8.0 MIME-Version: 1.0 To: Sean Bruno References: <4EEB9CCE.6090701@rice.edu> <1324169806.3093.3.camel@hitfishpass-lx.corp.yahoo.com> <4EED4982.3080208@freebsd.org> <1324339762.3093.14.camel@hitfishpass-lx.corp.yahoo.com> <4EF04F3C.9010309@rice.edu> <1324387685.3093.28.camel@hitfishpass-lx.corp.yahoo.com> <4EF0D8D7.2060503@rice.edu> <1324411057.12783.8.camel@hitfishpass-lx.corp.yahoo.com> In-Reply-To: <1324411057.12783.8.camel@hitfishpass-lx.corp.yahoo.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: "xen@freebsd.org" Subject: Re: PV i386 patch X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Dec 2011 20:09:54 -0000 On 12/20/2011 13:57, Sean Bruno wrote: > On Tue, 2011-12-20 at 10:49 -0800, Alan Cox wrote: >> On 12/20/2011 07:28, Sean Bruno wrote: >>>> The code that panics shouldn't even exist in the Xen pmap. Try the >>>> attached patch. >>>> >>>> Alan >>>> >>> Indeed .... how on earth did we ever use this stuff? :-) >>> >>> Tested to 2G on ref9-xen32.f.o .... should I go any higher? >> Sure. Right now, I don't know of any reason that it should crash with >> more memory. :-) >> >> Do either of you know if there is a PR in gnats for this 768 MB >> limitation bug that I should mention in the commit log? >> >> Alan >> > > No, I just checked and I didn't put a PR in ... lame. > > I think I discussed it with colin or kip, but I don't remember if we > ever figured out anything else. > Ok. I'll commit the patch shortly. (Note that what I'll commit will remove another bit of unnecessary code.) Alan