From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38425) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2jLM-0008WA-FI for qemu-devel@nongnu.org; Mon, 13 Jan 2014 10:22:29 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W2jLH-0004IH-Mv for qemu-devel@nongnu.org; Mon, 13 Jan 2014 10:22:24 -0500 Received: from mail-la0-f44.google.com ([209.85.215.44]:39363) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W2jLH-0004H9-FU for qemu-devel@nongnu.org; Mon, 13 Jan 2014 10:22:19 -0500 Received: by mail-la0-f44.google.com with SMTP id eh20so3072498lab.17 for ; Mon, 13 Jan 2014 07:22:17 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <1803379872.20279.1389626051959.JavaMail.root@bj-mail03.pku.edu.cn> References: <1803379872.20279.1389626051959.JavaMail.root@bj-mail03.pku.edu.cn> From: Peter Maydell Date: Mon, 13 Jan 2014 15:21:55 +0000 Message-ID: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] =?utf-8?b?5Zue5aSN77yaIFJlOiAgW1BBVENIXSBsaW51eC11?= =?utf-8?q?ser=3A_sync_syscall_numbers_upto_3=2E13?= List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?UTF-8?B?566h6Zuq5rab?= Cc: Riku Voipio , Guan Xuetao , QEMU Developers , Patch Tracking On 13 January 2014 15:14, =E7=AE=A1=E9=9B=AA=E6=B6=9B wrot= e: > The syscall numbers in unicore32 are correct because we have two ABIs for= 32 bits. > In qemu, it's old ABI, while in kernel, it's new ABI. > However, for now, old ABI is widely used for unicore32's applications. I don't think upstream QEMU should be supporting an ABI which isn't used by upstream Linux. If you didn't get it upstream into the kernel we should never have accepted it into QEMU to start with, really. thanks -- PMM