From patchwork Tue Mar 24 08:12:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janosch Frank X-Patchwork-Id: 11454759 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 63590139A for ; Tue, 24 Mar 2020 08:13:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E71B20775 for ; Tue, 24 Mar 2020 08:13:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727113AbgCXINI (ORCPT ); Tue, 24 Mar 2020 04:13:08 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:36786 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727054AbgCXINH (ORCPT ); Tue, 24 Mar 2020 04:13:07 -0400 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 02O82UMn072173 for ; Tue, 24 Mar 2020 04:13:06 -0400 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0b-001b2d01.pphosted.com with ESMTP id 2ywf2gp8ew-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 24 Mar 2020 04:13:06 -0400 Received: from localhost by e06smtp05.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 24 Mar 2020 08:13:03 -0000 Received: from b06cxnps4075.portsmouth.uk.ibm.com (9.149.109.197) 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) Tue, 24 Mar 2020 08:13:00 -0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 02O8D1Gx52166668 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 24 Mar 2020 08:13:02 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D2F48A405F; Tue, 24 Mar 2020 08:13:01 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8C508A405C; Tue, 24 Mar 2020 08:13:00 +0000 (GMT) Received: from localhost.localdomain (unknown [9.145.9.40]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 24 Mar 2020 08:13:00 +0000 (GMT) From: Janosch Frank To: kvm@vger.kernel.org Cc: thuth@redhat.com, linux-s390@vger.kernel.org, david@redhat.com Subject: [kvm-unit-tests PATCH 02/10] s390x: smp: Dirty fpc before initial reset test Date: Tue, 24 Mar 2020 04:12:43 -0400 X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200324081251.28810-1-frankja@linux.ibm.com> References: <20200324081251.28810-1-frankja@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20032408-0020-0000-0000-000003BA0126 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20032408-0021-0000-0000-00002212808E Message-Id: <20200324081251.28810-3-frankja@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.645 definitions=2020-03-24_01:2020-03-23,2020-03-24 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 suspectscore=1 adultscore=0 priorityscore=1501 spamscore=0 phishscore=0 malwarescore=0 mlxlogscore=883 clxscore=1015 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003240039 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Let's dirty the fpc, before we test if the initial reset sets it to 0. Signed-off-by: Janosch Frank Reviewed-by: Thomas Huth Reviewed-by: Cornelia Huck Reviewed-by: David Hildenbrand --- s390x/smp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/s390x/smp.c b/s390x/smp.c index 8c9b98aabd9e8222..95df8c49d2495391 100644 --- a/s390x/smp.c +++ b/s390x/smp.c @@ -185,6 +185,7 @@ static void test_emcall(void) /* Used to dirty registers of cpu #1 before it is reset */ static void test_func_initial(void) { + asm volatile("sfpc %0" :: "d" (0x11)); lctlg(1, 0x42000UL); lctlg(7, 0x43000UL); lctlg(13, 0x44000UL);