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quota: stop using QUOTA_OK / NO_QUOTA 

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
hifive-unleashed-5.1
Christoph Hellwig 2010-03-03 09:05:08 -05:00 committed by Jan Kara
parent 871a293155
commit efd8f0e6f6
2 changed files with 24 additions and 27 deletions
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48
fs/quota/dquot.c
View File

@ -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;
}

3
include/linux/quota.h
View File

@ -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 */