From patchwork Thu Apr 21 12:23:55 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artem Bityutskiy X-Patchwork-Id: 92404 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 1DBDAB6F4F for ; Thu, 21 Apr 2011 22:22:28 +1000 (EST) Received: from canuck.infradead.org ([2001:4978:20e::1]) by bombadil.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1QCssU-0001lC-D3; Thu, 21 Apr 2011 12:20:58 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.72 #1 (Red Hat Linux)) id 1QCssS-0001ar-Pk; Thu, 21 Apr 2011 12:20:56 +0000 Received: from smtp.nokia.com ([147.243.1.47] helo=mgw-sa01.nokia.com) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1QCssB-0001Zd-M4 for linux-mtd@lists.infradead.org; Thu, 21 Apr 2011 12:20:42 +0000 Received: from nokia.com (localhost [127.0.0.1]) by mgw-sa01.nokia.com (Switch-3.4.3/Switch-3.4.3) with ESMTP id p3LCKaj3002208 for ; Thu, 21 Apr 2011 15:20:36 +0300 Received: from eru.research.nokia.com ([[172.21.24.121]]) by mgw-sa01.nokia.com with ESMTP id p3LCKEvX001828 ; Thu, 21 Apr 2011 15:20:15 +0300 From: Artem Bityutskiy To: MTD list Subject: [PATCH 3/3] UBIFS: use ro_mount instead of MS_RDONLY Date: Thu, 21 Apr 2011 15:23:55 +0300 Message-Id: <1303388635-28296-3-git-send-email-dedekind1@gmail.com> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1303388635-28296-1-git-send-email-dedekind1@gmail.com> References: <1303388635-28296-1-git-send-email-dedekind1@gmail.com> X-Nokia-AV: Clean X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110421_082040_152008_A24C20AC X-CRM114-Status: UNSURE ( 9.86 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 3.4 (+++) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (3.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, low trust [147.243.1.47 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is freemail (dedekind1[at]gmail.com) 0.0 DKIM_ADSP_CUSTOM_MED No valid author signature, adsp_override is CUSTOM_MED 2.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (dedekind1[at]gmail.com) 0.0 RFC_ABUSE_POST Both abuse and postmaster missing on sender domain 1.2 NML_ADSP_CUSTOM_MED ADSP custom_med hit, and not from a mailing list Cc: Adrian Hunter X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-mtd-bounces@lists.infradead.org Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Artem Bityutskiy We have our own flags indicating R/O mode, and c->ro_mode is equivalent to MS_RDONLY. Let's be consistent and use UBIFS flags everywhere. This patch is just a minor cleanup. Additionally, add a comment that we are surprised with VFS behavior - as a reminder to look at this some day. Signed-off-by: Artem Bityutskiy --- fs/ubifs/file.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 3594aae..adce3b7 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1312,7 +1312,11 @@ int ubifs_fsync(struct file *file, int datasync) dbg_gen("syncing inode %lu", inode->i_ino); - if (inode->i_sb->s_flags & MS_RDONLY) + if (c->ro_mount) + /* + * For some really strange reasons VFS does not filter out + * 'fsync()' for R/O mounted file-systems as per 2.6.39. + */ return 0; /*