From patchwork Wed May 23 05:10:54 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 10420173 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3C64760327 for ; Wed, 23 May 2018 05:20:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B9662909E for ; Wed, 23 May 2018 05:20:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2072F290A2; Wed, 23 May 2018 05:20:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A5E3F2909E for ; Wed, 23 May 2018 05:20:54 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 536C96B000D; Wed, 23 May 2018 01:20:53 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 4E6B56B000E; Wed, 23 May 2018 01:20:53 -0400 (EDT) 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 3D8416B0010; Wed, 23 May 2018 01:20:53 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from mail-pf0-f199.google.com (mail-pf0-f199.google.com [209.85.192.199]) by kanga.kvack.org (Postfix) with ESMTP id EE7436B000D for ; Wed, 23 May 2018 01:20:52 -0400 (EDT) Received: by mail-pf0-f199.google.com with SMTP id e3-v6so12524873pfe.15 for ; Tue, 22 May 2018 22:20:52 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-original-authentication-results:x-gm-message-state:subject:from :to:cc:date:message-id:in-reply-to:references:user-agent :mime-version:content-transfer-encoding; bh=VyY+fxdkoVypiPf48hJVSTq6ado09xhUacC9idh/rBU=; b=Yf/8K0xF1BxHutgMGGczUUcgpazDUWc1A2lZijnbD0Fg+1Bxy179rGek0YbGxP6411 +bKVtOOa4WUL5mKUZQy6vNTBQsfpb/3p1FV32f/aYLClyk+FAmRuHlV5pqm7l7MZfeuU poHcgsCM5rRYtFvTJ74FLfUOz/k+2gIYJmxcHVWdttkvp4GH/1tK1Kp5HgdHCxPMP9HZ UlXYV14tOJLFF40eLycODT1D/C6GcIXCGUx4OtFoQO4TjXFxw6hzgT4aqIohG+MRpVGK wJx6JlSSmER8XqEnSgKEG8LLYrAyV+vpj/o16H2Too8lI7aQyweeXOMbckzqYG3Q9+8E FAXw== X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of dan.j.williams@intel.com designates 192.55.52.88 as permitted sender) smtp.mailfrom=dan.j.williams@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Gm-Message-State: ALKqPweOiHZqyENai617xB7D1MnopTBhcTO7n9fpHDMHlw5mVSwGVysw O9OHNzkcjH3KoLnpXCI6hShwTqCk/g1NhGhRJuHzd6yy8gqIy4LFc00iRVCjbjQl4uweQVB6F2M pdQGnC4AkEl6npwsPMysPULKROrYerHTWo25fjzqv2ictR5wf6qHMJebOXXbOfkqPfA== X-Received: by 2002:a17:902:76c1:: with SMTP id j1-v6mr1445924plt.284.1527052852691; Tue, 22 May 2018 22:20:52 -0700 (PDT) X-Google-Smtp-Source: AB8JxZpKZP2DRjuYWTGSQJ6Xrid3LLoPTfl5eEqjobQvm5JlTJSOAUmEfTVOTgbci4+ynL/TAbja X-Received: by 2002:a17:902:76c1:: with SMTP id j1-v6mr1445893plt.284.1527052852038; Tue, 22 May 2018 22:20:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1527052852; cv=none; d=google.com; s=arc-20160816; b=Ox3Vlf5g/RUJV3FC+GnGqcnpj8XajwIueFTeHG7xKm04rgV+0XhWahMRD7ILhq/zum 92aHnNouDiOpuSZnkreQJgOSl2bqV/UVQM9XkI9MfZe3L20Vtkq+iMTdkEl4UtmymKOf OojMzsWEg0bdyHgVM8WJGEf9PXwowLXpECZ6xuqTEbJyGRzt9oOgzdaWN5L9qs0OOivD yvSl4FGukYDWcb9eL6wgwEn5+D0KjQp7xllEecWAkbvwWybzlK/IaOAiS3nk5muMzUl2 8atNc7Wj9MaQzqPw3Dcz0eDEDenjfykSgxvIIfv/Q4cbOoOfFW3SthoYAgOs+3q6M2C7 SG+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:user-agent:references :in-reply-to:message-id:date:cc:to:from:subject :arc-authentication-results; bh=VyY+fxdkoVypiPf48hJVSTq6ado09xhUacC9idh/rBU=; b=EtBxMvdzEeAgzr2cBNlN7Ukay0asx31pjRHm8Tzt6go3N7NvNTIyFL1kzTJGXAeRqh cr15FeGw2a5c3qLdZGIxIYAj9twi0LYK3Shg4fMID/RB46cGprGXgD8dNjpm9zQwq3+7 sitsorsLQ7z1T9c6lGJvEWY2Y07NpA/t3k09iTZM+iJkecbJiw4PXStGKF5833goj5wT S3OQQu2FEW2h40wf6s8F6doe6MuOIpg/wv607ekfuXJfdIEAcZJ8q5IWx1/wW72qS5jb Xn5vTOviPEA/RmmK+gmT2IIosBQpc/wStKQ7T45Wjkih0XZn4s31QBq5spdPrjIHc+f+ zd8Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of dan.j.williams@intel.com designates 192.55.52.88 as permitted sender) smtp.mailfrom=dan.j.williams@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from mga01.intel.com (mga01.intel.com. [192.55.52.88]) by mx.google.com with ESMTPS id y40-v6si18075361pla.470.2018.05.22.22.20.51 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 22 May 2018 22:20:52 -0700 (PDT) Received-SPF: pass (google.com: domain of dan.j.williams@intel.com designates 192.55.52.88 as permitted sender) client-ip=192.55.52.88; Authentication-Results: mx.google.com; spf=pass (google.com: domain of dan.j.williams@intel.com designates 192.55.52.88 as permitted sender) smtp.mailfrom=dan.j.williams@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 May 2018 22:20:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,431,1520924400"; d="scan'208";a="43489644" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by orsmga008.jf.intel.com with ESMTP; 22 May 2018 22:20:51 -0700 Subject: [PATCH v2 7/7] mm, hmm: Mark hmm_devmem_{add, add_resource} EXPORT_SYMBOL_GPL From: Dan Williams To: akpm@linux-foundation.org Cc: =?utf-8?b?SsOpcsO0bWU=?= Glisse , Logan Gunthorpe , Christoph Hellwig , linux-mm@kvack.org, linux-kernel@vger.kernel.org Date: Tue, 22 May 2018 22:10:54 -0700 Message-ID: <152705225448.21414.18197203048027308208.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <152705221686.21414.771870778478134768.stgit@dwillia2-desk3.amr.corp.intel.com> References: <152705221686.21414.771870778478134768.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: X-Virus-Scanned: ClamAV using ClamSMTP The routines hmm_devmem_add(), and hmm_devmem_add_resource() are small wrappers around devm_memremap_pages(). The devm_memremap_pages() interface is a subset of the hmm functionality which has more and deeper ties into the kernel memory management implementation. It was an oversight that these symbols were not marked EXPORT_SYMBOL_GPL from the outset due to how they originally copied (and now reuse) devm_memremap_pages(). Cc: "Jérôme Glisse" Cc: Logan Gunthorpe Reviewed-by: Christoph Hellwig Signed-off-by: Dan Williams --- mm/hmm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/hmm.c b/mm/hmm.c index 5723331f6910..25c338d46576 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -1063,7 +1063,7 @@ struct hmm_devmem *hmm_devmem_add(const struct hmm_devmem_ops *ops, return result; return devmem; } -EXPORT_SYMBOL(hmm_devmem_add); +EXPORT_SYMBOL_GPL(hmm_devmem_add); struct hmm_devmem *hmm_devmem_add_resource(const struct hmm_devmem_ops *ops, struct device *device, @@ -1117,7 +1117,7 @@ struct hmm_devmem *hmm_devmem_add_resource(const struct hmm_devmem_ops *ops, return result; return devmem; } -EXPORT_SYMBOL(hmm_devmem_add_resource); +EXPORT_SYMBOL_GPL(hmm_devmem_add_resource); /* * A device driver that wants to handle multiple devices memory through a