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[23.128.96.18]) by mx.google.com with ESMTP id 7si23634868ejh.506.2021.07.19.13.28.14; Mon, 19 Jul 2021 13:28:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=tIwFa4zU; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1385951AbhGSTRL (ORCPT + 99 others); Mon, 19 Jul 2021 15:17:11 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:21396 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1357618AbhGSSyx (ORCPT ); Mon, 19 Jul 2021 14:54:53 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 16JJXuDh141732; Mon, 19 Jul 2021 15:35:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=6wXL8kYv7PIHuPHbF8+Ujp0VE7YSWe+NXheDrO5+zMg=; b=tIwFa4zUvvjq6Rd5L+BlVlr6nEhyn20iBBMlxVw4Sn4sRo7FvLJP+uZMllNB7beT2b6D roeD2XOleIwsf8I7HAmp6huwruQVzpdYWNV4HQbCGBmkckW+MGqLjpx0N0OWI65E02Xk 6oky7p1Dt4sSQdlE0BtrVMPLt2RPo1dlBgKl/XykK0WLDCvfLYskvKS0oE2GU9iJvkB4 H/TS237pmlmCOmOTv0Zv9orrNTiMtEMHA9MgUHGpx11NpmntUykltd0Zj8x6Eiyz0O+u Z78Rppq5ZsENy1xc20KciOar2rbPbLwyTXsnN/Am4I8iOs5zn6IeGU1w3wSF7f17nonW TA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 39wch9xcsv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 19 Jul 2021 15:35:06 -0400 Received: from m0098416.ppops.net (m0098416.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 16JJXvVw141804; Mon, 19 Jul 2021 15:35:06 -0400 Received: from ppma05wdc.us.ibm.com (1b.90.2fa9.ip4.static.sl-reverse.com [169.47.144.27]) by mx0b-001b2d01.pphosted.com with ESMTP id 39wch9xcs3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 19 Jul 2021 15:35:06 -0400 Received: from pps.filterd (ppma05wdc.us.ibm.com [127.0.0.1]) by ppma05wdc.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 16JJRalx016117; Mon, 19 Jul 2021 19:35:05 GMT Received: from b01cxnp22034.gho.pok.ibm.com (b01cxnp22034.gho.pok.ibm.com [9.57.198.24]) by ppma05wdc.us.ibm.com with ESMTP id 39upuajb7q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 19 Jul 2021 19:35:05 +0000 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 16JJZ5X340894868 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 19 Jul 2021 19:35:05 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3C9E011206F; Mon, 19 Jul 2021 19:35:05 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 54FEF11206E; Mon, 19 Jul 2021 19:35:04 +0000 (GMT) Received: from fedora.ibmuc.com (unknown [9.85.184.30]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 19 Jul 2021 19:35:04 +0000 (GMT) From: Tony Krowiak To: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org Cc: borntraeger@de.ibm.com, cohuck@redhat.com, pasic@linux.vnet.ibm.com, jjherne@linux.ibm.com, jgg@nvidia.com, alex.williamson@redhat.com, kwankhede@nvidia.com, david@redhat.com Subject: [PATCH 0/2] s390/vfio-ap: do not open code locks for VFIO_GROUP_NOTIFY_SET_KVM notification Date: Mon, 19 Jul 2021 15:35:01 -0400 Message-Id: <20210719193503.793910-1-akrowiak@linux.ibm.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: nfv7yS_eUVlvpRgulUmoBRHGySaD-g-T X-Proofpoint-GUID: CFiAGp56OYfDFRpW8CD3ZHVKKD99PFiC X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.790 definitions=2021-07-19_09:2021-07-19,2021-07-19 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 mlxlogscore=934 bulkscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 impostorscore=0 priorityscore=1501 phishscore=0 clxscore=1015 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2107190111 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series is actually only comprised of a single patch to replace the open coded locks used during VFIO_GROUP_NOTIFY_SET_KVM notification. The first patch is included because it is a pre-req slotted to be merged but is not yet available in the kernel. Tony Krowiak (2): s390/vfio-ap: r/w lock for PQAP interception handler function pointer s390/vfio-ap: replace open coded locks for VFIO_GROUP_NOTIFY_SET_KVM notification arch/s390/include/asm/kvm_host.h | 8 +- arch/s390/kvm/kvm-s390.c | 28 +++++- arch/s390/kvm/priv.c | 10 +- drivers/s390/crypto/vfio_ap_ops.c | 127 +++++++++----------------- drivers/s390/crypto/vfio_ap_private.h | 4 +- 5 files changed, 77 insertions(+), 100 deletions(-) -- 2.30.2