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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-08 09:58:55 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-08 09:58:55 +0100 |
| commit | 552dc340bce3b28f4af33c9134adafa5efacf1c9 (patch) | |
| tree | 8ec5d6d4f7462e92baa0732aa2c47cc33a0b851c /fs/fs-writeback.c | |
| parent | a9fda02bfc91a281cd812ae15dabe6bfb9574f90 (diff) | |
| parent | ee621dd619b9a85eced150fc06e352fef54cfda0 (diff) | |
Merge branch 'for_rmk' of git://github.com/at91linux/linux-2.6-at91 into devel-stable
Diffstat (limited to 'fs/fs-writeback.c')
| -rw-r--r-- | fs/fs-writeback.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 5581122bd2c0..ab38fef1c9a1 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -72,22 +72,11 @@ int writeback_in_progress(struct backing_dev_info *bdi) static inline struct backing_dev_info *inode_to_bdi(struct inode *inode) { struct super_block *sb = inode->i_sb; - struct backing_dev_info *bdi = inode->i_mapping->backing_dev_info; - /* - * For inodes on standard filesystems, we use superblock's bdi. For - * inodes on virtual filesystems, we want to use inode mapping's bdi - * because they can possibly point to something useful (think about - * block_dev filesystem). - */ - if (sb->s_bdi && sb->s_bdi != &noop_backing_dev_info) { - /* Some device inodes could play dirty tricks. Catch them... */ - WARN(bdi != sb->s_bdi && bdi_cap_writeback_dirty(bdi), - "Dirtiable inode bdi %s != sb bdi %s\n", - bdi->name, sb->s_bdi->name); - return sb->s_bdi; - } - return bdi; + if (strcmp(sb->s_type->name, "bdev") == 0) + return inode->i_mapping->backing_dev_info; + + return sb->s_bdi; } static void bdi_queue_work(struct backing_dev_info *bdi, |