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Commit edf72453 authored by Jan Kara's avatar Jan Kara
Browse files

ext4: Remove unnecessary quota functions 



ext4_dquot_initialize() and ext4_dquot_drop() is no longer
needed because of modified quota locking.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent a219ce37

fs/ext4/super.c

+2 −42
Original line number Diff line number Diff line
@@ -926,8 +926,6 @@ static int bdev_try_to_free_page(struct super_block *sb, struct page *page, gfp_ 
#define QTYPE2NAME(t) ((t) == USRQUOTA ? "user" : "group")

#define QTYPE2MOPT(on, t) ((t) == USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))



static int ext4_dquot_initialize(struct inode *inode, int type);

static int ext4_dquot_drop(struct inode *inode);

static int ext4_write_dquot(struct dquot *dquot);

static int ext4_acquire_dquot(struct dquot *dquot);

static int ext4_release_dquot(struct dquot *dquot);
@@ -942,8 +940,8 @@ static ssize_t ext4_quota_write(struct super_block *sb, int type, 
				const char *data, size_t len, loff_t off);



static struct dquot_operations ext4_quota_operations = {

	.initialize	= ext4_dquot_initialize,

	.drop		= ext4_dquot_drop,

	.initialize	= dquot_initialize,

	.drop		= dquot_drop,

	.alloc_space	= dquot_alloc_space,

	.alloc_inode	= dquot_alloc_inode,

	.free_space	= dquot_free_space,
@@ -3380,44 +3378,6 @@ static inline struct inode *dquot_to_inode(struct dquot *dquot) 
	return sb_dqopt(dquot->dq_sb)->files[dquot->dq_type];

}



static int ext4_dquot_initialize(struct inode *inode, int type)

{

	handle_t *handle;

	int ret, err;



	/* We may create quota structure so we need to reserve enough blocks */

	handle = ext4_journal_start(inode, 2*EXT4_QUOTA_INIT_BLOCKS(inode->i_sb));

	if (IS_ERR(handle))

		return PTR_ERR(handle);

	ret = dquot_initialize(inode, type);

	err = ext4_journal_stop(handle);

	if (!ret)

		ret = err;

	return ret;

}



static int ext4_dquot_drop(struct inode *inode)

{

	handle_t *handle;

	int ret, err;



	/* We may delete quota structure so we need to reserve enough blocks */

	handle = ext4_journal_start(inode, 2*EXT4_QUOTA_DEL_BLOCKS(inode->i_sb));

	if (IS_ERR(handle)) {

		/*

		 * We call dquot_drop() anyway to at least release references

		 * to quota structures so that umount does not hang.

		 */

		dquot_drop(inode);

		return PTR_ERR(handle);

	}

	ret = dquot_drop(inode);

	err = ext4_journal_stop(handle);

	if (!ret)

		ret = err;

	return ret;

}



static int ext4_write_dquot(struct dquot *dquot)

{

	int ret, err;