dquot: move dquot drop responsibility into the filesystem
Currently clear_inode calls vfs_dq_drop directly. This means
we tie the quota code into the VFS. Get rid of that and make the
filesystem responsible for the drop inside the ->clear_inode
superblock operation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index f9cb54a..98815d2 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -194,6 +194,8 @@
static void ext2_clear_inode(struct inode *inode)
{
struct ext2_block_alloc_info *rsv = EXT2_I(inode)->i_block_alloc_info;
+
+ vfs_dq_drop(inode);
ext2_discard_reservation(inode);
EXT2_I(inode)->i_block_alloc_info = NULL;
if (unlikely(rsv))
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index f7d4a2c..2277b1a 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -528,6 +528,8 @@
static void ext3_clear_inode(struct inode *inode)
{
struct ext3_block_alloc_info *rsv = EXT3_I(inode)->i_block_alloc_info;
+
+ vfs_dq_drop(inode);
ext3_discard_reservation(inode);
EXT3_I(inode)->i_block_alloc_info = NULL;
if (unlikely(rsv))
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index b4253fb..56554c8 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -761,6 +761,7 @@
static void ext4_clear_inode(struct inode *inode)
{
+ vfs_dq_drop(inode);
ext4_discard_preallocations(inode);
if (EXT4_JOURNAL(inode))
jbd2_journal_release_jbd_inode(EXT4_SB(inode->i_sb)->s_journal,
diff --git a/fs/inode.c b/fs/inode.c
index 03dfeb2..f1aef34 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -314,7 +314,6 @@
BUG_ON(!(inode->i_state & I_FREEING));
BUG_ON(inode->i_state & I_CLEAR);
inode_sync_wait(inode);
- vfs_dq_drop(inode);
if (inode->i_sb->s_op->clear_inode)
inode->i_sb->s_op->clear_inode(inode);
if (S_ISBLK(inode->i_mode) && inode->i_bdev)
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index d929a82..4086fa5 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -131,6 +131,11 @@
kmem_cache_free(jfs_inode_cachep, ji);
}
+static void jfs_clear_inode(struct inode *inode)
+{
+ vfs_dq_drop(inode);
+}
+
static int jfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct jfs_sb_info *sbi = JFS_SBI(dentry->d_sb);
@@ -745,6 +750,7 @@
.dirty_inode = jfs_dirty_inode,
.write_inode = jfs_write_inode,
.delete_inode = jfs_delete_inode,
+ .clear_inode = jfs_clear_inode,
.put_super = jfs_put_super,
.sync_fs = jfs_sync_fs,
.freeze_fs = jfs_freeze,
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index cb7f67d..13eb5d4 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -1087,6 +1087,8 @@
mlog_bug_on_msg(OCFS2_SB(inode->i_sb) == NULL,
"Inode=%lu\n", inode->i_ino);
+ vfs_dq_drop(inode);
+
/* To preven remote deletes we hold open lock before, now it
* is time to unlock PR and EX open locks. */
ocfs2_open_unlock(inode);
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 97c3e8e..6b24e70 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -578,6 +578,11 @@
reiserfs_write_unlock_once(inode->i_sb, lock_depth);
}
+static void reiserfs_clear_inode(struct inode *inode)
+{
+ vfs_dq_drop(inode);
+}
+
#ifdef CONFIG_QUOTA
static ssize_t reiserfs_quota_write(struct super_block *, int, const char *,
size_t, loff_t);
@@ -590,6 +595,7 @@
.destroy_inode = reiserfs_destroy_inode,
.write_inode = reiserfs_write_inode,
.dirty_inode = reiserfs_dirty_inode,
+ .clear_inode = reiserfs_clear_inode,
.delete_inode = reiserfs_delete_inode,
.put_super = reiserfs_put_super,
.write_super = reiserfs_write_super,
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index f90231e..859389a 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -108,6 +108,8 @@
(unsigned long long)inode->i_size,
(unsigned long long)iinfo->i_lenExtents);
}
+
+ vfs_dq_drop(inode);
kfree(iinfo->i_ext.i_data);
iinfo->i_ext.i_data = NULL;
}
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 143c20b..95d61cb 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -1432,6 +1432,11 @@
kmem_cache_destroy(ufs_inode_cachep);
}
+static void ufs_clear_inode(struct inode *inode)
+{
+ vfs_dq_drop(inode);
+}
+
#ifdef CONFIG_QUOTA
static ssize_t ufs_quota_read(struct super_block *, int, char *,size_t, loff_t);
static ssize_t ufs_quota_write(struct super_block *, int, const char *, size_t, loff_t);
@@ -1442,6 +1447,7 @@
.destroy_inode = ufs_destroy_inode,
.write_inode = ufs_write_inode,
.delete_inode = ufs_delete_inode,
+ .clear_inode = ufs_clear_inode,
.put_super = ufs_put_super,
.write_super = ufs_write_super,
.sync_fs = ufs_sync_fs,