From owner-freebsd-virtualization@FreeBSD.ORG Thu Nov 20 17:57:18 2014 Return-Path: Delivered-To: freebsd-virtualization@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 67B104E6 for ; Thu, 20 Nov 2014 17:57:18 +0000 (UTC) Received: from bigwig.baldwin.cx (bigwig.baldwin.cx [IPv6:2001:470:1f11:75::1]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 43538F1C for ; Thu, 20 Nov 2014 17:57:18 +0000 (UTC) Received: from jhbbsd.localnet (unknown [209.249.190.124]) by bigwig.baldwin.cx (Postfix) with ESMTPSA id 5B99DB99A; Thu, 20 Nov 2014 12:57:17 -0500 (EST) From: John Baldwin To: freebsd-virtualization@freebsd.org Subject: Re: 'repz' instruction not supported. Date: Thu, 20 Nov 2014 11:54:18 -0500 User-Agent: KMail/1.13.5 (FreeBSD/8.4-CBSD-20140415; KDE/4.5.5; amd64; ; ) References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201411201154.19007.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7 (bigwig.baldwin.cx); Thu, 20 Nov 2014 12:57:17 -0500 (EST) X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.18-1 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: Thu, 20 Nov 2014 17:57:18 -0000 On Thursday, November 20, 2014 1:30:41 am Ashutosh Kumar wrote: > Hi > We have found that emulation of 'repz' instruction is not supported in bhyve. This is causing VM_EXIT for Guest OS. Do we have plans to add support for instructions like 'repz'. What are you using repz for? Is it memory access to some device? -- John Baldwin