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Commit efd8f0e6 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jan Kara
Browse files

quota: stop using QUOTA_OK / NO_QUOTA 



Just use 0 / -EDQUOT directly - that's what it translates to anyway.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 871a2931

fs/quota/dquot.c

+24 −24
Original line number Diff line number Diff line
@@ -1181,13 +1181,13 @@ static int check_idq(struct dquot *dquot, qsize_t inodes, char *warntype) 
	*warntype = QUOTA_NL_NOWARN;

	if (!sb_has_quota_limits_enabled(dquot->dq_sb, dquot->dq_type) ||

	    test_bit(DQ_FAKE_B, &dquot->dq_flags))

		return QUOTA_OK;

		return 0;



	if (dquot->dq_dqb.dqb_ihardlimit &&

	    newinodes > dquot->dq_dqb.dqb_ihardlimit &&

            !ignore_hardlimit(dquot)) {

		*warntype = QUOTA_NL_IHARDWARN;

		return NO_QUOTA;

		return -EDQUOT;

	}



	if (dquot->dq_dqb.dqb_isoftlimit &&
@@ -1196,7 +1196,7 @@ static int check_idq(struct dquot *dquot, qsize_t inodes, char *warntype) 
	    get_seconds() >= dquot->dq_dqb.dqb_itime &&

            !ignore_hardlimit(dquot)) {

		*warntype = QUOTA_NL_ISOFTLONGWARN;

		return NO_QUOTA;

		return -EDQUOT;

	}



	if (dquot->dq_dqb.dqb_isoftlimit &&
@@ -1207,7 +1207,7 @@ static int check_idq(struct dquot *dquot, qsize_t inodes, char *warntype) 
		    sb_dqopt(dquot->dq_sb)->info[dquot->dq_type].dqi_igrace;

	}



	return QUOTA_OK;

	return 0;

}



/* needs dq_data_lock */
@@ -1219,7 +1219,7 @@ static int check_bdq(struct dquot *dquot, qsize_t space, int prealloc, char *war 
	*warntype = QUOTA_NL_NOWARN;

	if (!sb_has_quota_limits_enabled(sb, dquot->dq_type) ||

	    test_bit(DQ_FAKE_B, &dquot->dq_flags))

		return QUOTA_OK;

		return 0;



	tspace = dquot->dq_dqb.dqb_curspace + dquot->dq_dqb.dqb_rsvspace

		+ space;
@@ -1229,7 +1229,7 @@ static int check_bdq(struct dquot *dquot, qsize_t space, int prealloc, char *war 
            !ignore_hardlimit(dquot)) {

		if (!prealloc)

			*warntype = QUOTA_NL_BHARDWARN;

		return NO_QUOTA;

		return -EDQUOT;

	}



	if (dquot->dq_dqb.dqb_bsoftlimit &&
@@ -1239,7 +1239,7 @@ static int check_bdq(struct dquot *dquot, qsize_t space, int prealloc, char *war 
            !ignore_hardlimit(dquot)) {

		if (!prealloc)

			*warntype = QUOTA_NL_BSOFTLONGWARN;

		return NO_QUOTA;

		return -EDQUOT;

	}



	if (dquot->dq_dqb.dqb_bsoftlimit &&
@@ -1255,10 +1255,10 @@ static int check_bdq(struct dquot *dquot, qsize_t space, int prealloc, char *war 
			 * We don't allow preallocation to exceed softlimit so exceeding will

			 * be always printed

			 */

			return NO_QUOTA;

			return -EDQUOT;

	}



	return QUOTA_OK;

	return 0;

}



static int info_idq_free(struct dquot *dquot, qsize_t inodes)
@@ -1507,9 +1507,9 @@ int __dquot_alloc_space(struct inode *inode, qsize_t number, 
	for (cnt = 0; cnt < MAXQUOTAS; cnt++) {

		if (!inode->i_dquot[cnt])

			continue;

		if (check_bdq(inode->i_dquot[cnt], number, !warn, warntype+cnt)

				== NO_QUOTA) {

			ret = -EDQUOT;

		ret = check_bdq(inode->i_dquot[cnt], number, !warn,

				warntype+cnt);

		if (ret) {

			spin_unlock(&dq_data_lock);

			goto out_flush_warn;

		}
@@ -1541,7 +1541,7 @@ EXPORT_SYMBOL(__dquot_alloc_space); 
 */

int dquot_alloc_inode(const struct inode *inode)

{

	int cnt, ret = -EDQUOT;

	int cnt, ret = 0;

	char warntype[MAXQUOTAS];



	/* First test before acquiring mutex - solves deadlocks when we
@@ -1555,8 +1555,8 @@ int dquot_alloc_inode(const struct inode *inode) 
	for (cnt = 0; cnt < MAXQUOTAS; cnt++) {

		if (!inode->i_dquot[cnt])

			continue;

		if (check_idq(inode->i_dquot[cnt], 1, warntype+cnt)

		    == NO_QUOTA)

		ret = check_idq(inode->i_dquot[cnt], 1, warntype + cnt);

		if (ret)

			goto warn_put_all;

	}
@@ -1565,7 +1565,7 @@ int dquot_alloc_inode(const struct inode *inode) 
			continue;

		dquot_incr_inodes(inode->i_dquot[cnt], 1);

	}

	ret = 0;



warn_put_all:

	spin_unlock(&dq_data_lock);

	if (ret == 0)
@@ -1683,14 +1683,14 @@ static int __dquot_transfer(struct inode *inode, qid_t *chid, unsigned long mask 
	qsize_t rsv_space = 0;

	struct dquot *transfer_from[MAXQUOTAS];

	struct dquot *transfer_to[MAXQUOTAS];

	int cnt, ret = QUOTA_OK;

	int cnt, ret = 0;

	char warntype_to[MAXQUOTAS];

	char warntype_from_inodes[MAXQUOTAS], warntype_from_space[MAXQUOTAS];



	/* First test before acquiring mutex - solves deadlocks when we

         * re-enter the quota code and are already holding the mutex */

	if (IS_NOQUOTA(inode))

		return QUOTA_OK;

		return 0;

	/* Initialize the arrays */

	for (cnt = 0; cnt < MAXQUOTAS; cnt++) {

		transfer_from[cnt] = NULL;
@@ -1715,9 +1715,11 @@ static int __dquot_transfer(struct inode *inode, qid_t *chid, unsigned long mask 
		if (!transfer_to[cnt])

			continue;

		transfer_from[cnt] = inode->i_dquot[cnt];

		if (check_idq(transfer_to[cnt], 1, warntype_to + cnt) ==

		    NO_QUOTA || check_bdq(transfer_to[cnt], space, 0,

		    warntype_to + cnt) == NO_QUOTA)

		ret = check_idq(transfer_to[cnt], 1, warntype_to + cnt);

		if (ret)

			goto over_quota;

		ret = check_bdq(transfer_to[cnt], space, 0, warntype_to + cnt);

		if (ret)

			goto over_quota;

	}
@@ -1771,7 +1773,6 @@ over_quota: 
	/* Clear dquot pointers we don't want to dqput() */

	for (cnt = 0; cnt < MAXQUOTAS; cnt++)

		transfer_from[cnt] = NULL;

	ret = NO_QUOTA;

	goto warn_put_all;

}
@@ -1793,8 +1794,7 @@ int dquot_transfer(struct inode *inode, struct iattr *iattr) 
	}

	if (sb_any_quota_active(inode->i_sb) && !IS_NOQUOTA(inode)) {

		dquot_initialize(inode);

		if (__dquot_transfer(inode, chid, mask) == NO_QUOTA)

			return -EDQUOT;

		return __dquot_transfer(inode, chid, mask);

	}

	return 0;

}

include/linux/quota.h

+0 −3
Original line number Diff line number Diff line
@@ -279,9 +279,6 @@ struct dquot { 
	struct mem_dqblk dq_dqb;	/* Diskquota usage */

};



#define QUOTA_OK          0

#define NO_QUOTA          1



/* Operations which must be implemented by each quota format */

struct quota_format_ops {

	int (*check_quota_file)(struct super_block *sb, int type);	/* Detect whether file is in our format */