From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55980) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bHvNz-0007sb-VX for qemu-devel@nongnu.org; Tue, 28 Jun 2016 11:57:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bHvNy-00060z-4G for qemu-devel@nongnu.org; Tue, 28 Jun 2016 11:57:15 -0400 Received: from mail-vk0-x22c.google.com ([2607:f8b0:400c:c05::22c]:33211) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bHvNy-00060v-0D for qemu-devel@nongnu.org; Tue, 28 Jun 2016 11:57:14 -0400 Received: by mail-vk0-x22c.google.com with SMTP id j3so28151437vkb.0 for ; Tue, 28 Jun 2016 08:57:13 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: <878txpd1u7.fsf@fimbulvetr.bsc.es> From: Peter Maydell Date: Tue, 28 Jun 2016 16:56:53 +0100 Message-ID: Content-Type: text/plain; charset=UTF-8 Subject: Re: [Qemu-devel] Executed Host Instructions List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Ayaz Akram Cc: "qemu-devel@nongnu.org Developers" On 28 June 2016 at 16:53, Ayaz Akram wrote: > Thanks Peter. This should help. > > I wonder if this -d nochain option is supported in qemu-2.4.1. I am using it > for x86 user mode emulation but, -d --help is not showing any such option. No, you need 2.5.0 or newer. In 2.4.x you have to hack QEMU's source code to disable the chaining manually. thanks -- PMM