/*
* Check the limits and timers of a dquot and start or reset timers
* if necessary.
* This gets called even when quota enforcement is OFF, which makes our
* life a little less complicated. (We just don't reject any quota
* reservations in that case, when enforcement is off).
* We also return 0 as the values of the timers in Q_GETQUOTA calls, when
* enforcement's off.
* In contrast, warnings are a little different in that they don't
* 'automatically' get started when limits get exceeded.
*/
void
xfs_qm_adjust_dqtimers(
xfs_mount_t *mp,
xfs_disk_dquot_t *d)
{
/*
* The dquot had better be locked. We are modifying it here.
*/
/*
* root's limits are not real limits.
*/
if (INT_ISZERO(d->d_id, ARCH_CONVERT))
return;
#ifdef QUOTADEBUG
if (INT_GET(d->d_blk_hardlimit, ARCH_CONVERT))
ASSERT(INT_GET(d->d_blk_softlimit, ARCH_CONVERT) <= INT_GET(d->d_blk_hardlimit, ARCH_CONVERT));
if (INT_GET(d->d_ino_hardlimit, ARCH_CONVERT))
ASSERT(INT_GET(d->d_ino_softlimit, ARCH_CONVERT) <= INT_GET(d->d_ino_hardlimit, ARCH_CONVERT));
#endif
if (INT_ISZERO(d->d_btimer, ARCH_CONVERT)) {
if ((INT_GET(d->d_blk_softlimit, ARCH_CONVERT) &&
(INT_GET(d->d_bcount, ARCH_CONVERT) >= INT_GET(d->d_blk_softlimit, ARCH_CONVERT))) ||
(INT_GET(d->d_blk_hardlimit, ARCH_CONVERT) &&
(INT_GET(d->d_bcount, ARCH_CONVERT) >= INT_GET(d->d_blk_hardlimit, ARCH_CONVERT)))) {
INT_SET(d->d_btimer, ARCH_CONVERT, CURRENT_TIME + XFS_QI_BTIMELIMIT(mp));
}
} else {
if ((INT_ISZERO(d->d_blk_softlimit, ARCH_CONVERT) ||
(INT_GET(d->d_bcount, ARCH_CONVERT) < INT_GET(d->d_blk_softlimit, ARCH_CONVERT))) &&
(INT_ISZERO(d->d_blk_hardlimit, ARCH_CONVERT) ||
(INT_GET(d->d_bcount, ARCH_CONVERT) < INT_GET(d->d_blk_hardlimit, ARCH_CONVERT)))) {
INT_ZERO(d->d_btimer, ARCH_CONVERT);
}
}
if (INT_ISZERO(d->d_itimer, ARCH_CONVERT)) {
if ((INT_GET(d->d_ino_softlimit, ARCH_CONVERT) &&
(INT_GET(d->d_icount, ARCH_CONVERT) >= INT_GET(d->d_ino_softlimit, ARCH_CONVERT))) ||
(INT_GET(d->d_ino_hardlimit, ARCH_CONVERT) &&
(INT_GET(d->d_icount, ARCH_CONVERT) >= INT_GET(d->d_ino_hardlimit, ARCH_CONVERT)))) {
INT_SET(d->d_itimer, ARCH_CONVERT, CURRENT_TIME + XFS_QI_ITIMELIMIT(mp));
}
} else {
if ((INT_ISZERO(d->d_ino_softlimit, ARCH_CONVERT) ||
(INT_GET(d->d_icount, ARCH_CONVERT) < INT_GET(d->d_ino_softlimit, ARCH_CONVERT))) &&
(INT_ISZERO(d->d_ino_hardlimit, ARCH_CONVERT) ||
(INT_GET(d->d_icount, ARCH_CONVERT) < INT_GET(d->d_ino_hardlimit, ARCH_CONVERT)))) {
INT_ZERO(d->d_itimer, ARCH_CONVERT);
}
}
}
/*
* Return quota status information, such as uquota-off, enforcements, etc.
*/
STATIC int
xfs_qm_scall_getqstat(
xfs_mount_t *mp,
fs_quota_stat_t *out)
{
xfs_inode_t *uip, *gip;
boolean_t tempuqip, tempgqip;
uip = gip = NULL;
tempuqip = tempgqip = B_FALSE;
memset(out, 0, sizeof(fs_quota_stat_t));
out->qs_version = FS_QSTAT_VERSION;
if (! XFS_SB_VERSION_HASQUOTA(&mp->m_sb)) {
out->qs_uquota.qfs_ino = NULLFSINO;
out->qs_gquota.qfs_ino = NULLFSINO;
return (0);
}
out->qs_flags = (__uint16_t) xfs_qm_export_flags(mp->m_qflags &
(XFS_ALL_QUOTA_ACCT|
XFS_ALL_QUOTA_ENFD));
out->qs_pad = 0;
out->qs_uquota.qfs_ino = mp->m_sb.sb_uquotino;
out->qs_gquota.qfs_ino = mp->m_sb.sb_gquotino;
if (mp->m_quotainfo) {
uip = mp->m_quotainfo->qi_uquotaip;
gip = mp->m_quotainfo->qi_gquotaip;
}
if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
0, 0, &uip, 0) == 0)
tempuqip = B_TRUE;
}
if (!gip && mp->m_sb.sb_gquotino != NULLFSINO) {
if (xfs_iget(mp, NULL, mp->m_sb.sb_gquotino,
0, 0, &gip, 0) == 0)
tempgqip = B_TRUE;
}
if (uip) {
out->qs_uquota.qfs_nblks = uip->i_d.di_nblocks;
out->qs_uquota.qfs_nextents = uip->i_d.di_nextents;
if (tempuqip)
VN_RELE(XFS_ITOV(uip));
}
if (gip) {
out->qs_gquota.qfs_nblks = gip->i_d.di_nblocks;
out->qs_gquota.qfs_nextents = gip->i_d.di_nextents;
if (tempgqip)
VN_RELE(XFS_ITOV(gip));
}
if (mp->m_quotainfo) {
out->qs_incoredqs = XFS_QI_MPLNDQUOTS(mp);
out->qs_btimelimit = XFS_QI_BTIMELIMIT(mp);
out->qs_itimelimit = XFS_QI_ITIMELIMIT(mp);
out->qs_rtbtimelimit = XFS_QI_RTBTIMELIMIT(mp);
out->qs_bwarnlimit = XFS_QI_BWARNLIMIT(mp);
out->qs_iwarnlimit = XFS_QI_IWARNLIMIT(mp);
}
return (0);
}
/*
* Check the limits and timers of a dquot and start or reset timers
* if necessary.
* This gets called even when quota enforcement is OFF, which makes our
* life a little less complicated. (We just don't reject any quota
* reservations in that case, when enforcement is off).
* We also return 0 as the values of the timers in Q_GETQUOTA calls, when
* enforcement's off.
* In contrast, warnings are a little different in that they don't
* 'automatically' get started when limits get exceeded. They do
* get reset to zero, however, when we find the count to be under
* the soft limit (they are only ever set non-zero via userspace).
*/
void
xfs_qm_adjust_dqtimers(
xfs_mount_t *mp,
xfs_disk_dquot_t *d)
{
ASSERT(d->d_id);
#ifdef QUOTADEBUG
if (d->d_blk_hardlimit)
ASSERT(be64_to_cpu(d->d_blk_softlimit) <=
be64_to_cpu(d->d_blk_hardlimit));
if (d->d_ino_hardlimit)
ASSERT(be64_to_cpu(d->d_ino_softlimit) <=
be64_to_cpu(d->d_ino_hardlimit));
if (d->d_rtb_hardlimit)
ASSERT(be64_to_cpu(d->d_rtb_softlimit) <=
be64_to_cpu(d->d_rtb_hardlimit));
#endif
if (!d->d_btimer) {
if ((d->d_blk_softlimit &&
(be64_to_cpu(d->d_bcount) >=
be64_to_cpu(d->d_blk_softlimit))) ||
(d->d_blk_hardlimit &&
(be64_to_cpu(d->d_bcount) >=
be64_to_cpu(d->d_blk_hardlimit)))) {
d->d_btimer = cpu_to_be32(get_seconds() +
XFS_QI_BTIMELIMIT(mp));
} else {
d->d_bwarns = 0;
}
} else {
if ((!d->d_blk_softlimit ||
(be64_to_cpu(d->d_bcount) <
be64_to_cpu(d->d_blk_softlimit))) &&
(!d->d_blk_hardlimit ||
(be64_to_cpu(d->d_bcount) <
be64_to_cpu(d->d_blk_hardlimit)))) {
d->d_btimer = 0;
}
}
if (!d->d_itimer) {
if ((d->d_ino_softlimit &&
(be64_to_cpu(d->d_icount) >=
be64_to_cpu(d->d_ino_softlimit))) ||
(d->d_ino_hardlimit &&
(be64_to_cpu(d->d_icount) >=
be64_to_cpu(d->d_ino_hardlimit)))) {
d->d_itimer = cpu_to_be32(get_seconds() +
XFS_QI_ITIMELIMIT(mp));
} else {
d->d_iwarns = 0;
}
} else {
if ((!d->d_ino_softlimit ||
(be64_to_cpu(d->d_icount) <
be64_to_cpu(d->d_ino_softlimit))) &&
(!d->d_ino_hardlimit ||
(be64_to_cpu(d->d_icount) <
be64_to_cpu(d->d_ino_hardlimit)))) {
d->d_itimer = 0;
}
}
if (!d->d_rtbtimer) {
if ((d->d_rtb_softlimit &&
(be64_to_cpu(d->d_rtbcount) >=
be64_to_cpu(d->d_rtb_softlimit))) ||
(d->d_rtb_hardlimit &&
(be64_to_cpu(d->d_rtbcount) >=
be64_to_cpu(d->d_rtb_hardlimit)))) {
d->d_rtbtimer = cpu_to_be32(get_seconds() +
XFS_QI_RTBTIMELIMIT(mp));
} else {
d->d_rtbwarns = 0;
}
} else {
if ((!d->d_rtb_softlimit ||
(be64_to_cpu(d->d_rtbcount) <
be64_to_cpu(d->d_rtb_softlimit))) &&
(!d->d_rtb_hardlimit ||
(be64_to_cpu(d->d_rtbcount) <
be64_to_cpu(d->d_rtb_hardlimit)))) {
d->d_rtbtimer = 0;
}
}
}
/*
* Check the limits and timers of a dquot and start or reset timers
* if necessary.
* This gets called even when quota enforcement is OFF, which makes our
* life a little less complicated. (We just don't reject any quota
* reservations in that case, when enforcement is off).
* We also return 0 as the values of the timers in Q_GETQUOTA calls, when
* enforcement's off.
* In contrast, warnings are a little different in that they don't
* 'automatically' get started when limits get exceeded.
*/
void
xfs_qm_adjust_dqtimers(
xfs_mount_t *mp,
xfs_disk_dquot_t *d)
{
ASSERT(!INT_ISZERO(d->d_id, ARCH_CONVERT));
#ifdef QUOTADEBUG
if (INT_GET(d->d_blk_hardlimit, ARCH_CONVERT))
ASSERT(INT_GET(d->d_blk_softlimit, ARCH_CONVERT) <=
INT_GET(d->d_blk_hardlimit, ARCH_CONVERT));
if (INT_GET(d->d_ino_hardlimit, ARCH_CONVERT))
ASSERT(INT_GET(d->d_ino_softlimit, ARCH_CONVERT) <=
INT_GET(d->d_ino_hardlimit, ARCH_CONVERT));
if (INT_GET(d->d_rtb_hardlimit, ARCH_CONVERT))
ASSERT(INT_GET(d->d_rtb_softlimit, ARCH_CONVERT) <=
INT_GET(d->d_rtb_hardlimit, ARCH_CONVERT));
#endif
if (INT_ISZERO(d->d_btimer, ARCH_CONVERT)) {
if ((INT_GET(d->d_blk_softlimit, ARCH_CONVERT) &&
(INT_GET(d->d_bcount, ARCH_CONVERT) >=
INT_GET(d->d_blk_softlimit, ARCH_CONVERT))) ||
(INT_GET(d->d_blk_hardlimit, ARCH_CONVERT) &&
(INT_GET(d->d_bcount, ARCH_CONVERT) >=
INT_GET(d->d_blk_hardlimit, ARCH_CONVERT)))) {
INT_SET(d->d_btimer, ARCH_CONVERT,
get_seconds() + XFS_QI_BTIMELIMIT(mp));
}
} else {
if ((INT_ISZERO(d->d_blk_softlimit, ARCH_CONVERT) ||
(INT_GET(d->d_bcount, ARCH_CONVERT) <
INT_GET(d->d_blk_softlimit, ARCH_CONVERT))) &&
(INT_ISZERO(d->d_blk_hardlimit, ARCH_CONVERT) ||
(INT_GET(d->d_bcount, ARCH_CONVERT) <
INT_GET(d->d_blk_hardlimit, ARCH_CONVERT)))) {
INT_ZERO(d->d_btimer, ARCH_CONVERT);
}
}
if (INT_ISZERO(d->d_itimer, ARCH_CONVERT)) {
if ((INT_GET(d->d_ino_softlimit, ARCH_CONVERT) &&
(INT_GET(d->d_icount, ARCH_CONVERT) >=
INT_GET(d->d_ino_softlimit, ARCH_CONVERT))) ||
(INT_GET(d->d_ino_hardlimit, ARCH_CONVERT) &&
(INT_GET(d->d_icount, ARCH_CONVERT) >=
INT_GET(d->d_ino_hardlimit, ARCH_CONVERT)))) {
INT_SET(d->d_itimer, ARCH_CONVERT,
get_seconds() + XFS_QI_ITIMELIMIT(mp));
}
} else {
if ((INT_ISZERO(d->d_ino_softlimit, ARCH_CONVERT) ||
(INT_GET(d->d_icount, ARCH_CONVERT) <
INT_GET(d->d_ino_softlimit, ARCH_CONVERT))) &&
(INT_ISZERO(d->d_ino_hardlimit, ARCH_CONVERT) ||
(INT_GET(d->d_icount, ARCH_CONVERT) <
INT_GET(d->d_ino_hardlimit, ARCH_CONVERT)))) {
INT_ZERO(d->d_itimer, ARCH_CONVERT);
}
}
if (INT_ISZERO(d->d_rtbtimer, ARCH_CONVERT)) {
if ((INT_GET(d->d_rtb_softlimit, ARCH_CONVERT) &&
(INT_GET(d->d_rtbcount, ARCH_CONVERT) >=
INT_GET(d->d_rtb_softlimit, ARCH_CONVERT))) ||
(INT_GET(d->d_rtb_hardlimit, ARCH_CONVERT) &&
(INT_GET(d->d_rtbcount, ARCH_CONVERT) >=
INT_GET(d->d_rtb_hardlimit, ARCH_CONVERT)))) {
INT_SET(d->d_rtbtimer, ARCH_CONVERT,
get_seconds() + XFS_QI_RTBTIMELIMIT(mp));
}
} else {
if ((INT_ISZERO(d->d_rtb_softlimit, ARCH_CONVERT) ||
(INT_GET(d->d_rtbcount, ARCH_CONVERT) <
INT_GET(d->d_rtb_softlimit, ARCH_CONVERT))) &&
(INT_ISZERO(d->d_rtb_hardlimit, ARCH_CONVERT) ||
(INT_GET(d->d_rtbcount, ARCH_CONVERT) <
INT_GET(d->d_rtb_hardlimit, ARCH_CONVERT)))) {
INT_ZERO(d->d_rtbtimer, ARCH_CONVERT);
}
}
}
