From patchwork Fri Mar 2 03:54:34 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Williams X-Patchwork-Id: 10253275 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 15B5F60211 for ; Fri, 2 Mar 2018 04:03:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 03888287DE for ; Fri, 2 Mar 2018 04:03:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EC062287E1; Fri, 2 Mar 2018 04:03:41 +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=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 75673287DE for ; Fri, 2 Mar 2018 04:03:41 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 2ED0B22546B96; Thu, 1 Mar 2018 19:57:32 -0800 (PST) X-Original-To: linux-nvdimm@lists.01.org Delivered-To: linux-nvdimm@lists.01.org Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=192.55.52.93; helo=mga11.intel.com; envelope-from=dan.j.williams@intel.com; receiver=linux-nvdimm@lists.01.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 0D015224E691C for ; Thu, 1 Mar 2018 19:57:31 -0800 (PST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Mar 2018 20:03:39 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.47,409,1515484800"; d="scan'208";a="21455146" Received: from dwillia2-desk3.jf.intel.com (HELO dwillia2-desk3.amr.corp.intel.com) ([10.54.39.16]) by orsmga007.jf.intel.com with ESMTP; 01 Mar 2018 20:03:39 -0800 Subject: [PATCH v5 11/12] dax: fix S_DAX definition From: Dan Williams To: linux-nvdimm@lists.01.org Date: Thu, 01 Mar 2018 19:54:34 -0800 Message-ID: <151996287403.28483.8962319815764432894.stgit@dwillia2-desk3.amr.corp.intel.com> In-Reply-To: <151996281307.28483.12343847096989509127.stgit@dwillia2-desk3.amr.corp.intel.com> References: <151996281307.28483.12343847096989509127.stgit@dwillia2-desk3.amr.corp.intel.com> User-Agent: StGit/0.18-2-gc94f MIME-Version: 1.0 X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jan Kara , linux-kernel@vger.kernel.org, stable@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, Alexander Viro , linux-fsdevel@vger.kernel.org, Christoph Hellwig Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" X-Virus-Scanned: ClamAV using ClamSMTP Make sure S_DAX is defined in the CONFIG_FS_DAX=n + CONFIG_DEV_DAX=y case. Otherwise vma_is_dax() may incorrectly return false in the Device-DAX case. Cc: Alexander Viro Cc: linux-fsdevel@vger.kernel.org Cc: Christoph Hellwig Cc: Fixes: dee410792419 ("/dev/dax, core: file operations and dax-mmap") Reviewed-by: Jan Kara Signed-off-by: Dan Williams --- include/linux/fs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/fs.h b/include/linux/fs.h index b2b2e15d227b..1242511b1c46 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1859,7 +1859,7 @@ struct super_operations { #define S_IMA 1024 /* Inode has an associated IMA struct */ #define S_AUTOMOUNT 2048 /* Automount/referral quasi-directory */ #define S_NOSEC 4096 /* no suid or xattr security attributes */ -#ifdef CONFIG_FS_DAX +#if IS_ENABLED(CONFIG_FS_DAX) || IS_ENABLED(CONFIG_DEV_DAX) #define S_DAX 8192 /* Direct Access, avoiding the page cache */ #else #define S_DAX 0 /* Make all the DAX code disappear */