From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 08046C43334 for ; Fri, 1 Jul 2022 10:02:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232896AbiGAKC2 (ORCPT ); Fri, 1 Jul 2022 06:02:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53838 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235364AbiGAKCV (ORCPT ); Fri, 1 Jul 2022 06:02:21 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4776F72EEE; Fri, 1 Jul 2022 03:02:21 -0700 (PDT) Received: from pps.filterd (m0187473.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2619k4ro029640; Fri, 1 Jul 2022 10:02:19 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=wh+fhr8nZolJDLmLCry384wHxe5PRc0fzXZJIkpax6U=; b=AbUBYsi1+WeoBfm1D5RyLpaQg71N199g8k8iWAO/+Wk1k6yLv4bMIhWQakFBFQmOalMm +TpuE0/IFyXhSSLs3aMSeXkf+TbXnP7cRdy0Uu2ZRnMZeMZv4+sxgNKpV3fWqSi7YHCC fG2HnIGzEfNCp6Jvudm/O8m8J2ak3jdV3lPsn2fgINd6W1KImFAqDWq9zXeIgw+z0PnP G+7ZyS84L29R31KxfZQoFemeH6UsIwFItDXdw3CFjRbvJY1IExEEu3C8XrQRcjqgv1S5 6PRAhMjlNpI3FTAJ+McyY5tB2zEBkpJXpOGjwsrjeiDBN1LcKwoiKago6cht26MmCXoo gQ== Received: from ppma03ams.nl.ibm.com (62.31.33a9.ip4.static.sl-reverse.com [169.51.49.98]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3h1xk68cc0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Jul 2022 10:02:19 +0000 Received: from pps.filterd (ppma03ams.nl.ibm.com [127.0.0.1]) by ppma03ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 2619pOC0000645; Fri, 1 Jul 2022 10:02:17 GMT Received: from b06cxnps3075.portsmouth.uk.ibm.com (d06relay10.portsmouth.uk.ibm.com [9.149.109.195]) by ppma03ams.nl.ibm.com with ESMTP id 3gwt091gd0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Jul 2022 10:02:16 +0000 Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 261A2Ebt22806982 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 1 Jul 2022 10:02:14 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E5B76AE045; Fri, 1 Jul 2022 10:02:13 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 45561AE04D; Fri, 1 Jul 2022 10:02:13 +0000 (GMT) Received: from a46lp73.lnxne.boe (unknown [9.152.108.100]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 1 Jul 2022 10:02:13 +0000 (GMT) From: Steffen Eiden To: Heiko Carstens , Alexander Gordeev , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Vasily Gorbik , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: nrb@linux.ibm.com Subject: [PATCH 2/2] drivers/s390/char/uvdevice: Autoload module based on CPU feature Date: Fri, 1 Jul 2022 12:02:10 +0200 Message-Id: <20220701100210.5482-3-seiden@linux.ibm.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220701100210.5482-1-seiden@linux.ibm.com> References: <20220701100210.5482-1-seiden@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: O8NYqIyYeptVFbhOsqTYSiVe9MfqVqWC X-Proofpoint-GUID: O8NYqIyYeptVFbhOsqTYSiVe9MfqVqWC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-01_06,2022-06-28_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 lowpriorityscore=0 spamscore=0 bulkscore=0 mlxlogscore=999 mlxscore=0 clxscore=1015 priorityscore=1501 phishscore=0 suspectscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2204290000 definitions=main-2207010037 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With this patch the uvdevice will be automatically loaded when the HWCAP_UV bit is set. Signed-off-by: Steffen Eiden --- drivers/s390/char/uvdevice.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/s390/char/uvdevice.c b/drivers/s390/char/uvdevice.c index 66505d7166a6..fddbfc1e27a2 100644 --- a/drivers/s390/char/uvdevice.c +++ b/drivers/s390/char/uvdevice.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include @@ -244,12 +245,10 @@ static void __exit uvio_dev_exit(void) static int __init uvio_dev_init(void) { - if (!test_facility(158)) - return -ENXIO; return misc_register(&uvio_dev_miscdev); } -module_init(uvio_dev_init); +module_cpu_feature_match(UV, uvio_dev_init); module_exit(uvio_dev_exit); MODULE_AUTHOR("IBM Corporation"); -- 2.35.3