From owner-freebsd-virtualization@FreeBSD.ORG Mon Jun 22 16:08:24 2015 Return-Path: Delivered-To: freebsd-virtualization@nevdull.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 5CE9432B for ; Mon, 22 Jun 2015 16:08:24 +0000 (UTC) (envelope-from grehan@freebsd.org) Received: from alto.onthenet.com.au (alto2.onthenet.com.au [203.13.68.14]) by mx1.freebsd.org (Postfix) with ESMTP id 1C106E9E for ; Mon, 22 Jun 2015 16:08:23 +0000 (UTC) (envelope-from grehan@freebsd.org) Received: from iredmail.onthenet.com.au (iredmail.onthenet.com.au [203.13.68.150]) by alto.onthenet.com.au (Postfix) with ESMTP id BF34012670 for ; Tue, 23 Jun 2015 02:08:21 +1000 (EST) Received: from localhost (iredmail.onthenet.com.au [127.0.0.1]) by iredmail.onthenet.com.au (Postfix) with ESMTP id B93F4281FDE for ; Tue, 23 Jun 2015 02:08:21 +1000 (AEST) X-Amavis-Modified: Mail body modified (using disclaimer) - iredmail.onthenet.com.au Received: from iredmail.onthenet.com.au ([127.0.0.1]) by localhost (iredmail.onthenet.com.au [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id c91v9jB16_rB for ; Tue, 23 Jun 2015 02:08:21 +1000 (AEST) Received: from Peters-MacBook-Pro.local (c-67-180-92-13.hsd1.ca.comcast.net [67.180.92.13]) by iredmail.onthenet.com.au (Postfix) with ESMTPSA id B189F281FE8; Tue, 23 Jun 2015 02:08:11 +1000 (AEST) Message-ID: <558832E8.9080407@freebsd.org> Date: Mon, 22 Jun 2015 09:08:08 -0700 From: Peter Grehan User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Andriy Gapon CC: "freebsd-virtualization@freebsd.org" Subject: Re: dtrace fbt vs vmm References: <5588317C.8020203@FreeBSD.org> In-Reply-To: <5588317C.8020203@FreeBSD.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Jun 2015 16:08:24 -0000 Hi Andriy, > I haven't investigated this issue further, but if there are any unsafe functions > in vmm it would be nice to blacklist them in the fbt code. > Perhaps blacklisting everything from vmm module could be a stopgap solution. Intel or AMD ? We've been able to run dtrace on Intel; less (to no) coverage on AMD so there's quite possibly bugs there. later, Peter.