From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751314AbdAWRuc (ORCPT ); Mon, 23 Jan 2017 12:50:32 -0500 Received: from mailrelay119.isp.belgacom.be ([195.238.20.146]:64801 "EHLO mailrelay119.isp.belgacom.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750742AbdAWRuc (ORCPT ); Mon, 23 Jan 2017 12:50:32 -0500 X-Belgacom-Dynamic: yes X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: =?us-ascii?q?A2AZBACoQYZY/+M5QFddHQEFAQsBgmpTA?= =?us-ascii?q?QEBAQEfQYEojVtykTwBknWCD4INhiKCAEAYAQIBAQEBAQEBYyiFFy8jKXEkE4h?= =?us-ascii?q?/Ea5SOoQQhnCGS48dBZtLkV0NgXeIXIYbknYfOIEqGhiEJAFOHIFiPTWIHAEBA?= =?us-ascii?q?Q?= X-IPAS-Result: =?us-ascii?q?A2AZBACoQYZY/+M5QFddHQEFAQsBgmpTAQEBAQEfQYEojVt?= =?us-ascii?q?ykTwBknWCD4INhiKCAEAYAQIBAQEBAQEBYyiFFy8jKXEkE4h/Ea5SOoQQhnCGS?= =?us-ascii?q?48dBZtLkV0NgXeIXIYbknYfOIEqGhiEJAFOHIFiPTWIHAEBAQ?= From: Fabian Frederick To: Dave Kleikamp Cc: jfs-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, fabf@skynet.be Subject: [PATCH 1/1 linux-next] jfs: atomically read inode size Date: Mon, 23 Jan 2017 18:50:23 +0100 Message-Id: <20170123175023.1076-1-fabf@skynet.be> X-Mailer: git-send-email 2.9.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org See i_size_read() comments in include/linux/fs.h Signed-off-by: Fabian Frederick --- fs/jfs/resize.c | 4 ++-- fs/jfs/super.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/jfs/resize.c b/fs/jfs/resize.c index bd9b641..7ddcb44 100644 --- a/fs/jfs/resize.c +++ b/fs/jfs/resize.c @@ -98,7 +98,7 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize) goto out; } - VolumeSize = sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits; + VolumeSize = i_size_read(sb->s_bdev->bd_inode) >> sb->s_blocksize_bits; if (VolumeSize) { if (newLVSize > VolumeSize) { @@ -211,7 +211,7 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize) txQuiesce(sb); /* Reset size of direct inode */ - sbi->direct_inode->i_size = sb->s_bdev->bd_inode->i_size; + sbi->direct_inode->i_size = i_size_read(sb->s_bdev->bd_inode); if (sbi->mntflag & JFS_INLINELOG) { /* diff --git a/fs/jfs/super.c b/fs/jfs/super.c index c64c257..ad02f00 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -283,7 +283,7 @@ static int parse_options(char *options, struct super_block *sb, s64 *newLVSize, } case Opt_resize_nosize: { - *newLVSize = sb->s_bdev->bd_inode->i_size >> + *newLVSize = i_size_read(sb->s_bdev->bd_inode) >> sb->s_blocksize_bits; if (*newLVSize == 0) pr_err("JFS: Cannot determine volume size\n"); @@ -549,7 +549,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent) goto out_unload; } inode->i_ino = 0; - inode->i_size = sb->s_bdev->bd_inode->i_size; + inode->i_size = i_size_read(sb->s_bdev->bd_inode); inode->i_mapping->a_ops = &jfs_metapage_aops; hlist_add_fake(&inode->i_hash); mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS); -- 2.9.3