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vfs: Remove i_dquot field from inode

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All filesystems using VFS quotas are now converted to use their private
i_dquot fields. Remove the i_dquot field from generic inode structure.

Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2014-09-29 15:10:26 +02:00
parent 507e1fa697
commit 75cbe701a4
4 changed files with 0 additions and 15 deletions
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3
fs/inode.c
View File

@ -143,9 +143,6 @@ int inode_init_always(struct super_block *sb, struct inode *inode)
inode->i_blocks = 0;
inode->i_bytes = 0;
inode->i_generation = 0;
#ifdef CONFIG_QUOTA
memset(&inode->i_dquot, 0, sizeof(inode->i_dquot));
#endif
inode->i_pipe = NULL;
inode->i_bdev = NULL;
inode->i_cdev = NULL;

3
fs/quota/dquot.c
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@ -895,9 +895,6 @@ EXPORT_SYMBOL(dqget);
static inline struct dquot **i_dquot(struct inode *inode)
{
/* Temporary workaround until all filesystems are converted. */
if (!inode->i_sb->s_op->get_dquots)
return inode->i_dquot;
return inode->i_sb->s_op->get_dquots(inode);
}

6
fs/super.c
View File

@ -218,12 +218,6 @@ static struct super_block *alloc_super(struct file_system_type *type, int flags)
atomic_set(&s->s_active, 1);
mutex_init(&s->s_vfs_rename_mutex);
lockdep_set_class(&s->s_vfs_rename_mutex, &type->s_vfs_rename_key);
/*
* For now MAXQUOTAS check in do_quotactl() will limit quota type
* appropriately. When each fs sets allowed_types, we can remove the
* line below
*/
s->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP | QTYPE_MASK_PRJ;
mutex_init(&s->s_dquot.dqio_mutex);
mutex_init(&s->s_dquot.dqonoff_mutex);
s->s_maxbytes = MAX_NON_LFS;

3
include/linux/fs.h
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@ -606,9 +606,6 @@ struct inode {
const struct file_operations *i_fop; /* former ->i_op->default_file_ops */
struct file_lock *i_flock;
struct address_space i_data;
#ifdef CONFIG_QUOTA
struct dquot *i_dquot[MAXQUOTAS];
#endif
struct list_head i_devices;
union {
struct pipe_inode_info *i_pipe;