From patchwork Mon Feb 23 08:13:34 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Kardashevskiy X-Patchwork-Id: 442367 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 710C1140161 for ; Mon, 23 Feb 2015 19:15:09 +1100 (AEDT) Received: from localhost ([::1]:42440 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YPoAV-0000ki-Hl for incoming@patchwork.ozlabs.org; Mon, 23 Feb 2015 03:15:07 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39292) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YPoA9-0000GC-DA for qemu-devel@nongnu.org; Mon, 23 Feb 2015 03:14:46 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YPoA3-0000Np-Tc for qemu-devel@nongnu.org; Mon, 23 Feb 2015 03:14:45 -0500 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:35597) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YPoA3-0000Mv-4W for qemu-devel@nongnu.org; Mon, 23 Feb 2015 03:14:39 -0500 Received: from /spool/local by e23smtp03.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 23 Feb 2015 18:14:35 +1000 Received: from d23dlp01.au.ibm.com (202.81.31.203) by e23smtp03.au.ibm.com (202.81.31.209) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 23 Feb 2015 18:14:33 +1000 Received: from d23relay07.au.ibm.com (d23relay07.au.ibm.com [9.190.26.37]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id DE3D62CE8050 for ; Mon, 23 Feb 2015 19:14:32 +1100 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay07.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t1N8EOHK45154520 for ; Mon, 23 Feb 2015 19:14:32 +1100 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t1N8DxEX013726 for ; Mon, 23 Feb 2015 19:13:59 +1100 Received: from ozlabs.au.ibm.com (ozlabs.au.ibm.com [9.192.253.14]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id t1N8Dxwr012980; Mon, 23 Feb 2015 19:13:59 +1100 Received: from bran.ozlabs.ibm.com (haven.au.ibm.com [9.192.253.15]) by ozlabs.au.ibm.com (Postfix) with ESMTP id E1162A0276; Mon, 23 Feb 2015 19:13:35 +1100 (AEDT) Received: from ka1.ozlabs.ibm.com (ka1.ozlabs.ibm.com [10.61.145.11]) by bran.ozlabs.ibm.com (Postfix) with ESMTP id 7039116A9C2; Mon, 23 Feb 2015 19:13:35 +1100 (AEDT) From: Alexey Kardashevskiy To: qemu-devel@nongnu.org Date: Mon, 23 Feb 2015 19:13:34 +1100 Message-Id: <1424679214-8377-1-git-send-email-aik@ozlabs.ru> X-Mailer: git-send-email 2.0.0 X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15022308-0009-0000-0000-000000F74A58 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 202.81.31.145 Cc: Alexey Kardashevskiy , Alex Williamson Subject: [Qemu-devel] [PATCH] vfio: Add ioctl number to error report X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This makes the error report more informative. Signed-off-by: Alexey Kardashevskiy --- hw/vfio/common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index cebd3b0..d6d97d1 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -931,8 +931,8 @@ static int vfio_container_do_ioctl(AddressSpace *as, } else { ret = ioctl(container->fd, req, param); if (ret < 0) { - error_report("vfio: failed to ioctl container: ret=%d, %s", - ret, strerror(errno)); + error_report("vfio: failed to ioctl %d to container: ret=%d, %s", + _IOC_NR(req) - VFIO_BASE, ret, strerror(errno)); } }