From patchwork Thu Nov 7 03:57:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 11231815 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 53168112B for ; Thu, 7 Nov 2019 04:11:27 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 206942187F for ; Thu, 7 Nov 2019 04:11:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 206942187F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 46F216B026B; Wed, 6 Nov 2019 23:11:26 -0500 (EST) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 3F76C6B026C; Wed, 6 Nov 2019 23:11:26 -0500 (EST) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 30EF06B026D; Wed, 6 Nov 2019 23:11:26 -0500 (EST) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0123.hostedemail.com [216.40.44.123]) by kanga.kvack.org (Postfix) with ESMTP id 16ADF6B026B for ; Wed, 6 Nov 2019 23:11:26 -0500 (EST) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id BE1594410 for ; Thu, 7 Nov 2019 04:11:25 +0000 (UTC) X-FDA: 76128156930.13.turn23_80cb05af47434 X-Spam-Summary: 1,0,0,,d41d8cd98f00b204,dan.j.williams@intel.com,:linux-nvdimm@lists.01.org:ira.weiny@intel.com:mpe@ellerman.id.au:oohall@gmail.com:vishal.l.verma@intel.com:aneesh.kumar@linux.ibm.com:peterz@infradead.org:dave.hansen@linux.intel.com:linux-kernel@vger.kernel.org::dan.j.williams@intel.com,RULES_HIT:30054:30064,0,RBL:134.134.136.20:@intel.com:.lbl8.mailshell.net-62.50.0.100 64.95.201.95,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:ft,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:24,LUA_SUMMARY:none X-HE-Tag: turn23_80cb05af47434 X-Filterd-Recvd-Size: 5138 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Thu, 7 Nov 2019 04:11:24 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Nov 2019 20:11:23 -0800 X-IronPort-AV: E=Sophos;i="5.68,276,1569308400"; d="scan'208";a="285882948" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Nov 2019 20:11:23 -0800 Subject: [PATCH 06/16] libnvdimm: Move nd_mapping_attribute_group to device_type From: Dan Williams To: linux-nvdimm@lists.01.org Cc: Ira Weiny , Michael Ellerman , Oliver O'Halloran , Vishal Verma , "Aneesh Kumar K.V" , peterz@infradead.org, dave.hansen@linux.intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Date: Wed, 06 Nov 2019 19:57:06 -0800 Message-ID: <157309902686.1582359.6749533709859492704.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <157309899529.1582359.15358067933360719580.stgit@dwillia2-desk3.amr.corp.intel.com> References: <157309899529.1582359.15358067933360719580.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: A 'struct device_type' instance can carry default attributes for the device. Use this facility to remove the export of nd_mapping_attribute_group and put the responsibility on the core rather than leaf implementations to define this attribute. Cc: Ira Weiny Cc: Michael Ellerman Cc: "Oliver O'Halloran" Cc: Vishal Verma Cc: Aneesh Kumar K.V Signed-off-by: Dan Williams Reviewed-by: Aneesh Kumar K.V --- arch/powerpc/platforms/pseries/papr_scm.c | 6 ------ drivers/acpi/nfit/core.c | 1 - drivers/nvdimm/region_devs.c | 4 ++-- include/linux/libnvdimm.h | 1 - 4 files changed, 2 insertions(+), 10 deletions(-) diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c index 6428834d7cd5..0405fb769336 100644 --- a/arch/powerpc/platforms/pseries/papr_scm.c +++ b/arch/powerpc/platforms/pseries/papr_scm.c @@ -284,11 +284,6 @@ int papr_scm_ndctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, return 0; } -static const struct attribute_group *region_attr_groups[] = { - &nd_mapping_attribute_group, - NULL, -}; - static const struct attribute_group *bus_attr_groups[] = { &nvdimm_bus_attribute_group, NULL, @@ -362,7 +357,6 @@ static int papr_scm_nvdimm_init(struct papr_scm_priv *p) mapping.size = p->blocks * p->block_size; // XXX: potential overflow? memset(&ndr_desc, 0, sizeof(ndr_desc)); - ndr_desc.attr_groups = region_attr_groups; target_nid = dev_to_node(&p->pdev->dev); online_nid = papr_scm_node(target_nid); ndr_desc.numa_node = online_nid; diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 99e20b8b6ea0..69c406ecc3a6 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -2196,7 +2196,6 @@ static const struct attribute_group acpi_nfit_region_attribute_group = { }; static const struct attribute_group *acpi_nfit_region_attribute_groups[] = { - &nd_mapping_attribute_group, &acpi_nfit_region_attribute_group, NULL, }; diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c index f97166583294..0afc1973e938 100644 --- a/drivers/nvdimm/region_devs.c +++ b/drivers/nvdimm/region_devs.c @@ -751,11 +751,10 @@ static struct attribute *mapping_attributes[] = { NULL, }; -struct attribute_group nd_mapping_attribute_group = { +static const struct attribute_group nd_mapping_attribute_group = { .is_visible = mapping_visible, .attrs = mapping_attributes, }; -EXPORT_SYMBOL_GPL(nd_mapping_attribute_group); static const struct attribute_group nd_region_attribute_group = { .attrs = nd_region_attributes, @@ -766,6 +765,7 @@ static const struct attribute_group *nd_region_attribute_groups[] = { &nd_device_attribute_group, &nd_region_attribute_group, &nd_numa_attribute_group, + &nd_mapping_attribute_group, NULL, }; diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index 312248d334c7..eb597d1cb891 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -67,7 +67,6 @@ enum { extern struct attribute_group nvdimm_bus_attribute_group; extern struct attribute_group nvdimm_attribute_group; -extern struct attribute_group nd_mapping_attribute_group; struct nvdimm; struct nvdimm_bus_descriptor;