From patchwork Mon Jan 20 18:42:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudio Imbrenda X-Patchwork-Id: 11342731 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5AF9F1398 for ; Mon, 20 Jan 2020 18:43:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42A5F22314 for ; Mon, 20 Jan 2020 18:43:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726589AbgATSnF (ORCPT ); Mon, 20 Jan 2020 13:43:05 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:50474 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726642AbgATSnF (ORCPT ); Mon, 20 Jan 2020 13:43:05 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00KIcuOg145284 for ; Mon, 20 Jan 2020 13:43:04 -0500 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0a-001b2d01.pphosted.com with ESMTP id 2xmgcnkkym-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 20 Jan 2020 13:43:04 -0500 Received: from localhost by e06smtp05.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 20 Jan 2020 18:43:01 -0000 Received: from b06avi18626390.portsmouth.uk.ibm.com (9.149.26.192) by e06smtp05.uk.ibm.com (192.168.101.135) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 20 Jan 2020 18:42:59 -0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06avi18626390.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 00KIg8Vi34079036 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 20 Jan 2020 18:42:08 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1D4D44C05A; Mon, 20 Jan 2020 18:42:58 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D56C04C04A; Mon, 20 Jan 2020 18:42:57 +0000 (GMT) Received: from p-imbrenda.boeblingen.de.ibm.com (unknown [9.152.224.108]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 20 Jan 2020 18:42:57 +0000 (GMT) From: Claudio Imbrenda To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, thuth@redhat.com, david@redhat.com, borntraeger@de.ibm.com, frankja@linux.ibm.com Subject: [kvm-unit-tests PATCH v8 3/6] s390x: lib: fix stfl wrapper asm Date: Mon, 20 Jan 2020 19:42:53 +0100 X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200120184256.188698-1-imbrenda@linux.ibm.com> References: <20200120184256.188698-1-imbrenda@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20012018-0020-0000-0000-000003A274D0 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20012018-0021-0000-0000-000021FA015B Message-Id: <20200120184256.188698-4-imbrenda@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-20_08:2020-01-20,2020-01-20 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=691 mlxscore=0 phishscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 adultscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 malwarescore=0 suspectscore=1 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-2001200156 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org the stfl wrapper in lib/s390x/asm/facility.h was lacking the "memory" clobber in the inline asm. Signed-off-by: Claudio Imbrenda Reviewed-by: Thomas Huth Reviewed-by: David Hildenbrand Reviewed-by: Janosch Frank --- lib/s390x/asm/facility.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/s390x/asm/facility.h b/lib/s390x/asm/facility.h index 5103dd4..e34dc2c 100644 --- a/lib/s390x/asm/facility.h +++ b/lib/s390x/asm/facility.h @@ -24,7 +24,7 @@ static inline bool test_facility(int nr) static inline void stfl(void) { - asm volatile(" stfl 0(0)\n"); + asm volatile(" stfl 0(0)\n" : : : "memory"); } static inline void stfle(uint8_t *fac, unsigned int len)