From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:2026 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726112AbgATSnE (ORCPT ); Mon, 20 Jan 2020 13:43:04 -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 00KIcvXX085697 for ; Mon, 20 Jan 2020 13:43:03 -0500 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0a-001b2d01.pphosted.com with ESMTP id 2xmgha4m1h-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 20 Jan 2020 13:43:03 -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 From: Claudio Imbrenda Subject: [kvm-unit-tests PATCH v8 3/6] s390x: lib: fix stfl wrapper asm Date: Mon, 20 Jan 2020 19:42:53 +0100 In-Reply-To: <20200120184256.188698-1-imbrenda@linux.ibm.com> References: <20200120184256.188698-1-imbrenda@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <20200120184256.188698-4-imbrenda@linux.ibm.com> Sender: linux-s390-owner@vger.kernel.org List-ID: 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 the stfl wrapper in lib/s390x/asm/facility.h was lacking the "memory" clobber in the inline asm. Signed-off-by: Claudio Imbrenda --- 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) -- 2.24.1