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 C7C1AC4332F for ; Wed, 13 Apr 2022 09:22:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234405AbiDMJZN (ORCPT ); Wed, 13 Apr 2022 05:25:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234384AbiDMJY5 (ORCPT ); Wed, 13 Apr 2022 05:24:57 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 36B12532CC for ; Wed, 13 Apr 2022 02:22:37 -0700 (PDT) Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 23D8oEO8015856; Wed, 13 Apr 2022 09:22:34 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=4X2QURIlgZAv9adJmpQNjH+Rxhc/IoUAl9LWBytqM5A=; b=H85fmgXxi2JNeI09wj7ahuRgUgnbV0SddLt81WfU13qHxHRk0SzmSFEux/1TEwVj2e2F z4EEzoHt7dFIZGVycarMZSepd1OpaDxSqJD0qSifvNS7p343zwwehSU+0Q2Mk5HYD0Uc bTW3LF5TQPL9PmtiD71P2SFpkHBTtl5xRmsPaW1pQ6BdVop39DsBZ+2J47HKY7nIuwJl W5zfaIdntXxXogQKNuDh7XxTc/+tOs5FiNwQO9lJ5mp9eZrdOJ8DdYvkwO6p6b13VOZe +Q5nxljRrY1zy+9+VtQJAssNPhSvChtSt8WnFIzHds3lXxN6Z7onnB3fW7cvn8bQyjk1 lQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3fduc0rqgu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Apr 2022 09:22:33 +0000 Received: from m0098410.ppops.net (m0098410.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 23D97moT028850; Wed, 13 Apr 2022 09:22:33 GMT Received: from ppma05fra.de.ibm.com (6c.4a.5195.ip4.static.sl-reverse.com [149.81.74.108]) by mx0a-001b2d01.pphosted.com with ESMTP id 3fduc0rqg4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Apr 2022 09:22:33 +0000 Received: from pps.filterd (ppma05fra.de.ibm.com [127.0.0.1]) by ppma05fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 23D9M5cU030676; Wed, 13 Apr 2022 09:22:30 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma05fra.de.ibm.com with ESMTP id 3fb1s8n8xk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 13 Apr 2022 09:22:30 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 23D9MaCo29098264 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 13 Apr 2022 09:22:37 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A76B84C046; Wed, 13 Apr 2022 09:22:27 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 01BA84C040; Wed, 13 Apr 2022 09:22:25 +0000 (GMT) Received: from li-6e1fa1cc-351b-11b2-a85c-b897023bb5f3.ibm.com.com (unknown [9.43.51.146]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 13 Apr 2022 09:22:24 +0000 (GMT) From: Jagdish Gediya To: linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, baolin.wang@linux.alibaba.com, dave.hansen@linux.intel.com, ying.huang@intel.com, Jagdish Gediya Subject: [PATCH v2 4/5] device-dax/kmem: Set node state as N_DEMOTION_TARGETS Date: Wed, 13 Apr 2022 14:52:05 +0530 Message-Id: <20220413092206.73974-5-jvgediya@linux.ibm.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220413092206.73974-1-jvgediya@linux.ibm.com> References: <20220413092206.73974-1-jvgediya@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: e_M6LTzmWTwoLmWl_XFe9FdNtWKlpDzB X-Proofpoint-GUID: HDumrkkMcl1iFBQIXduGx9esBdHE8CSi X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-04-13_01,2022-04-12_02,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 lowpriorityscore=0 bulkscore=0 adultscore=0 malwarescore=0 spamscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2204130051 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Set dax-device node as N_DEMOTION_TARGETS so that it can be used as demotion target. In future, support should be added to distinguish the dax-devices which are not preferred as demotion target e.g. HBM, for such devices, node shouldn't be set to N_DEMOTION_TARGETS. Signed-off-by: Aneesh Kumar K.V Signed-off-by: Jagdish Gediya --- drivers/dax/kmem.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/dax/kmem.c b/drivers/dax/kmem.c index a37622060fff..f42ab9d04bdf 100644 --- a/drivers/dax/kmem.c +++ b/drivers/dax/kmem.c @@ -147,6 +147,8 @@ static int dev_dax_kmem_probe(struct dev_dax *dev_dax) dev_set_drvdata(dev, data); + node_set_state(numa_node, N_DEMOTION_TARGETS); + return 0; err_request_mem: -- 2.35.1