diff options
| author | Christoph Hellwig <hch@lst.de> | 2007-02-12 11:51:57 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 20:48:28 +0300 |
| commit | fb58b7316a99703afb8d076b0e5f3e1e387e4b30 (patch) | |
| tree | d2aabf3413fc3e94a6760c364caf0762915a6273 /fs/dquot.c | |
| parent | ea6f3281a145d16ed53e88b0627f78d5cde6068f (diff) | |
| download | linux-fb58b7316a99703afb8d076b0e5f3e1e387e4b30.tar.xz | |
[PATCH] move remove_dquot_ref to dqout.c
Remove_dquot_ref can move to dqout.c instead of beeing in inode.c under
#ifdef CONFIG_QUOTA. Also clean the resulting code up a tiny little bit by
testing sb->dq_op earlier - it's constant over a filesystems lifetime.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Jan Kara <jack@ucw.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/dquot.c')
| -rw-r--r-- | fs/dquot.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/fs/dquot.c b/fs/dquot.c index a561fb29e203..5bdc4b2a872a 100644 --- a/fs/dquot.c +++ b/fs/dquot.c @@ -79,6 +79,7 @@ #include <linux/buffer_head.h> #include <linux/capability.h> #include <linux/quotaops.h> +#include <linux/writeback.h> /* for inode_lock, oddly enough.. */ #include <asm/uaccess.h> @@ -755,15 +756,30 @@ static void put_dquot_list(struct list_head *tofree_head) } } +static void remove_dquot_ref(struct super_block *sb, int type, + struct list_head *tofree_head) +{ + struct inode *inode; + + spin_lock(&inode_lock); + list_for_each_entry(inode, &sb->s_inodes, i_sb_list) { + if (!IS_NOQUOTA(inode)) + remove_inode_dquot_ref(inode, type, tofree_head); + } + spin_unlock(&inode_lock); +} + /* Gather all references from inodes and drop them */ static void drop_dquot_ref(struct super_block *sb, int type) { LIST_HEAD(tofree_head); - down_write(&sb_dqopt(sb)->dqptr_sem); - remove_dquot_ref(sb, type, &tofree_head); - up_write(&sb_dqopt(sb)->dqptr_sem); - put_dquot_list(&tofree_head); + if (sb->dq_op) { + down_write(&sb_dqopt(sb)->dqptr_sem); + remove_dquot_ref(sb, type, &tofree_head); + up_write(&sb_dqopt(sb)->dqptr_sem); + put_dquot_list(&tofree_head); + } } static inline void dquot_incr_inodes(struct dquot *dquot, unsigned long number) |