From patchwork Fri Apr 21 07:40:29 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 753174 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 3w8SRJ71Spz9s03 for ; Fri, 21 Apr 2017 17:43:56 +1000 (AEST) Received: from localhost ([::1]:57662 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1TEQ-00032L-FZ for incoming@patchwork.ozlabs.org; Fri, 21 Apr 2017 03:43:54 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40643) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d1TBU-0000yv-HZ for qemu-devel@nongnu.org; Fri, 21 Apr 2017 03:40:53 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d1TBR-0000dI-FR for qemu-devel@nongnu.org; Fri, 21 Apr 2017 03:40:52 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:58577 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d1TBR-0000d9-9L for qemu-devel@nongnu.org; Fri, 21 Apr 2017 03:40:49 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v3L7cZ6L074828 for ; Fri, 21 Apr 2017 03:40:48 -0400 Received: from e06smtp11.uk.ibm.com (e06smtp11.uk.ibm.com [195.75.94.107]) by mx0b-001b2d01.pphosted.com with ESMTP id 29xur5nuq6-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Fri, 21 Apr 2017 03:40:48 -0400 Received: from localhost by e06smtp11.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Fri, 21 Apr 2017 08:40:43 +0100 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v3L7eh4Q17236300; Fri, 21 Apr 2017 07:40:43 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EBAD942049; Fri, 21 Apr 2017 08:39:40 +0100 (BST) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id ACD1E42052; Fri, 21 Apr 2017 08:39:40 +0100 (BST) Received: from gondolin.boeblingen.de.ibm.com (unknown [9.152.224.84]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Fri, 21 Apr 2017 08:39:40 +0100 (BST) From: Cornelia Huck To: peter.maydell@linaro.org Date: Fri, 21 Apr 2017 09:40:29 +0200 X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170421074038.774-1-cornelia.huck@de.ibm.com> References: <20170421074038.774-1-cornelia.huck@de.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17042107-0040-0000-0000-0000038DF882 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17042107-0041-0000-0000-00001FC928B3 Message-Id: <20170421074038.774-3-cornelia.huck@de.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-04-21_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=1 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1704210143 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PULL 02/11] s390x/kvm: make printf always compile in debug output X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cornelia Huck , borntraeger@de.ibm.com, Danil Antonov , agraf@suse.de, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Danil Antonov Wrapped printf calls inside debug macros (DPRINTF) in `if` statement. This will ensure that printf function will always compile even if debug output is turned off and, in turn, will prevent bitrot of the format strings. Signed-off-by: Danil Antonov Message-Id: Signed-off-by: Cornelia Huck --- target/s390x/kvm.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c index ac47154b83..1a249d8359 100644 --- a/target/s390x/kvm.c +++ b/target/s390x/kvm.c @@ -47,16 +47,16 @@ #include "exec/memattrs.h" #include "hw/s390x/s390-virtio-ccw.h" -/* #define DEBUG_KVM */ - -#ifdef DEBUG_KVM -#define DPRINTF(fmt, ...) \ - do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0) -#else -#define DPRINTF(fmt, ...) \ - do { } while (0) +#ifndef DEBUG_KVM +#define DEBUG_KVM 0 #endif +#define DPRINTF(fmt, ...) do { \ + if (DEBUG_KVM) { \ + fprintf(stderr, fmt, ## __VA_ARGS__); \ + } \ +} while (0); + #define kvm_vm_check_mem_attr(s, attr) \ kvm_vm_check_attr(s, KVM_S390_VM_MEM_CTRL, attr)