From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:34306 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729092AbgANPbT (ORCPT ); Tue, 14 Jan 2020 10:31:19 -0500 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00EFRP2A123261 for ; Tue, 14 Jan 2020 10:31:18 -0500 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0a-001b2d01.pphosted.com with ESMTP id 2xfvvc56ws-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 14 Jan 2020 10:31:17 -0500 Received: from localhost by e06smtp05.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 14 Jan 2020 15:31:15 -0000 From: Janosch Frank Subject: [kvm-unit-tests PATCH 4/4] s390x: smp: Dirty fpc before initial reset test Date: Tue, 14 Jan 2020 10:30:53 -0500 In-Reply-To: <20200114153054.77082-1-frankja@linux.ibm.com> References: <20200114153054.77082-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <20200114153054.77082-5-frankja@linux.ibm.com> Sender: linux-s390-owner@vger.kernel.org List-ID: To: kvm@vger.kernel.org Cc: thuth@redhat.com, borntraeger@de.ibm.com, linux-s390@vger.kernel.org, david@redhat.com, cohuck@redhat.com Let's dirty the fpc, before we test if the initial reset sets it to 0. Signed-off-by: Janosch Frank --- s390x/smp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/s390x/smp.c b/s390x/smp.c index 11ab425..cd32342 100644 --- a/s390x/smp.c +++ b/s390x/smp.c @@ -177,6 +177,9 @@ static void test_emcall(void) static void test_func_initial(void) { + asm volatile( + " sfpc %0\n" + : : "d" (0x11) : ); lctlg(1, 0x42000UL); lctlg(7, 0x43000UL); lctlg(13, 0x44000UL); -- 2.20.1