STATIC struct xfs_dqtrx *
xfs_trans_get_dqtrx(
struct xfs_trans *tp,
struct xfs_dquot *dqp)
{
int i;
struct xfs_dqtrx *qa;
if (XFS_QM_ISUDQ(dqp))
qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_USR];
else if (XFS_QM_ISGDQ(dqp))
qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_GRP];
else if (XFS_QM_ISPDQ(dqp))
qa = tp->t_dqinfo->dqs[XFS_QM_TRANS_PRJ];
else
return NULL;
for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
if (qa[i].qt_dquot == NULL ||
qa[i].qt_dquot == dqp)
return &qa[i];
}
return NULL;
}
void
xfs_qm_dqprint(xfs_dquot_t *dqp)
{
cmn_err(CE_DEBUG, "-----------KERNEL DQUOT----------------");
cmn_err(CE_DEBUG, "---- dquotID = %d",
(int)INT_GET(dqp->q_core.d_id, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- type = %s",
XFS_QM_ISUDQ(dqp) ? "USR" : "GRP");
cmn_err(CE_DEBUG, "---- fs = 0x%p", dqp->q_mount);
cmn_err(CE_DEBUG, "---- blkno = 0x%x", (int) dqp->q_blkno);
cmn_err(CE_DEBUG, "---- boffset = 0x%x", (int) dqp->q_bufoffset);
cmn_err(CE_DEBUG, "---- blkhlimit = %Lu (0x%x)",
INT_GET(dqp->q_core.d_blk_hardlimit, ARCH_CONVERT),
(int) INT_GET(dqp->q_core.d_blk_hardlimit, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- blkslimit = %Lu (0x%x)",
INT_GET(dqp->q_core.d_blk_softlimit, ARCH_CONVERT),
(int)INT_GET(dqp->q_core.d_blk_softlimit, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- inohlimit = %Lu (0x%x)",
INT_GET(dqp->q_core.d_ino_hardlimit, ARCH_CONVERT),
(int)INT_GET(dqp->q_core.d_ino_hardlimit, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- inoslimit = %Lu (0x%x)",
INT_GET(dqp->q_core.d_ino_softlimit, ARCH_CONVERT),
(int)INT_GET(dqp->q_core.d_ino_softlimit, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- bcount = %Lu (0x%x)",
INT_GET(dqp->q_core.d_bcount, ARCH_CONVERT),
(int)INT_GET(dqp->q_core.d_bcount, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- icount = %Lu (0x%x)",
INT_GET(dqp->q_core.d_icount, ARCH_CONVERT),
(int)INT_GET(dqp->q_core.d_icount, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- btimer = %d",
(int)INT_GET(dqp->q_core.d_btimer, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---- itimer = %d",
(int)INT_GET(dqp->q_core.d_itimer, ARCH_CONVERT));
cmn_err(CE_DEBUG, "---------------------------");
}
STATIC void
xfs_qm_dqtest_print(
xfs_dqtest_t *d)
{
cmn_err(CE_DEBUG, "-----------DQTEST DQUOT----------------");
cmn_err(CE_DEBUG, "---- dquot ID = %d", d->d_id);
cmn_err(CE_DEBUG, "---- type = %s", XFS_QM_ISUDQ(d)? "USR" : "GRP");
cmn_err(CE_DEBUG, "---- fs = 0x%p", d->q_mount);
cmn_err(CE_DEBUG, "---- bcount = %Lu (0x%x)",
d->d_bcount, (int)d->d_bcount);
cmn_err(CE_DEBUG, "---- icount = %Lu (0x%x)",
d->d_icount, (int)d->d_icount);
cmn_err(CE_DEBUG, "---------------------------");
}
STATIC int
xfs_dqtest_cmp2(
xfs_dqtest_t *d,
xfs_dquot_t *dqp)
{
int err = 0;
if (INT_GET(dqp->q_core.d_icount, ARCH_CONVERT) != d->d_icount) {
xfs_qm_dqtest_failed(d, dqp, "icount mismatch",
INT_GET(dqp->q_core.d_icount, ARCH_CONVERT),
d->d_icount, 0);
err++;
}
if (INT_GET(dqp->q_core.d_bcount, ARCH_CONVERT) != d->d_bcount) {
xfs_qm_dqtest_failed(d, dqp, "bcount mismatch",
INT_GET(dqp->q_core.d_bcount, ARCH_CONVERT),
d->d_bcount, 0);
err++;
}
if (INT_GET(dqp->q_core.d_blk_softlimit, ARCH_CONVERT) &&
INT_GET(dqp->q_core.d_bcount, ARCH_CONVERT) >=
INT_GET(dqp->q_core.d_blk_softlimit, ARCH_CONVERT)) {
if (INT_ISZERO(dqp->q_core.d_btimer, ARCH_CONVERT) &&
!INT_ISZERO(dqp->q_core.d_id, ARCH_CONVERT)) {
cmn_err(CE_DEBUG,
"%d [%s] [0x%p] BLK TIMER NOT STARTED",
d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
err++;
}
}
if (INT_GET(dqp->q_core.d_ino_softlimit, ARCH_CONVERT) &&
INT_GET(dqp->q_core.d_icount, ARCH_CONVERT) >=
INT_GET(dqp->q_core.d_ino_softlimit, ARCH_CONVERT)) {
if (INT_ISZERO(dqp->q_core.d_itimer, ARCH_CONVERT) &&
!INT_ISZERO(dqp->q_core.d_id, ARCH_CONVERT)) {
cmn_err(CE_DEBUG,
"%d [%s] [0x%p] INO TIMER NOT STARTED",
d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
err++;
}
}
#ifdef QUOTADEBUG
if (!err) {
cmn_err(CE_DEBUG, "%d [%s] [0x%p] qchecked",
d->d_id, XFS_QM_ISUDQ(d) ? "USR" : "GRP", d->q_mount);
}
#endif
return (err);
}
STATIC xfs_dqtrx_t *
xfs_trans_get_dqtrx(
xfs_trans_t *tp,
xfs_dquot_t *dqp)
{
int i;
xfs_dqtrx_t *qa;
qa = XFS_QM_ISUDQ(dqp) ?
tp->t_dqinfo->dqa_usrdquots : tp->t_dqinfo->dqa_grpdquots;
for (i = 0; i < XFS_QM_TRANS_MAXDQS; i++) {
if (qa[i].qt_dquot == NULL ||
qa[i].qt_dquot == dqp)
return &qa[i];
}
return NULL;
}
/*
* This reserves disk blocks and inodes against a dquot.
* Flags indicate if the dquot is to be locked here and also
* if the blk reservation is for RT or regular blocks.
* Sending in XFS_QMOPT_FORCE_RES flag skips the quota check.
*/
STATIC int
xfs_trans_dqresv(
xfs_trans_t *tp,
xfs_mount_t *mp,
xfs_dquot_t *dqp,
long nblks,
long ninos,
uint flags)
{
xfs_qcnt_t hardlimit;
xfs_qcnt_t softlimit;
time_t timer;
xfs_qwarncnt_t warns;
xfs_qwarncnt_t warnlimit;
xfs_qcnt_t total_count;
xfs_qcnt_t *resbcountp;
xfs_quotainfo_t *q = mp->m_quotainfo;
struct xfs_def_quota *defq;
xfs_dqlock(dqp);
defq = xfs_get_defquota(dqp, q);
if (flags & XFS_TRANS_DQ_RES_BLKS) {
hardlimit = be64_to_cpu(dqp->q_core.d_blk_hardlimit);
if (!hardlimit)
hardlimit = defq->bhardlimit;
softlimit = be64_to_cpu(dqp->q_core.d_blk_softlimit);
if (!softlimit)
softlimit = defq->bsoftlimit;
timer = be32_to_cpu(dqp->q_core.d_btimer);
warns = be16_to_cpu(dqp->q_core.d_bwarns);
warnlimit = dqp->q_mount->m_quotainfo->qi_bwarnlimit;
resbcountp = &dqp->q_res_bcount;
} else {
ASSERT(flags & XFS_TRANS_DQ_RES_RTBLKS);
hardlimit = be64_to_cpu(dqp->q_core.d_rtb_hardlimit);
if (!hardlimit)
hardlimit = defq->rtbhardlimit;
softlimit = be64_to_cpu(dqp->q_core.d_rtb_softlimit);
if (!softlimit)
softlimit = defq->rtbsoftlimit;
timer = be32_to_cpu(dqp->q_core.d_rtbtimer);
warns = be16_to_cpu(dqp->q_core.d_rtbwarns);
warnlimit = dqp->q_mount->m_quotainfo->qi_rtbwarnlimit;
resbcountp = &dqp->q_res_rtbcount;
}
if ((flags & XFS_QMOPT_FORCE_RES) == 0 &&
dqp->q_core.d_id &&
((XFS_IS_UQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISUDQ(dqp)) ||
(XFS_IS_GQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISGDQ(dqp)) ||
(XFS_IS_PQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISPDQ(dqp)))) {
if (nblks > 0) {
/*
* dquot is locked already. See if we'd go over the
* hardlimit or exceed the timelimit if we allocate
* nblks.
*/
total_count = *resbcountp + nblks;
if (hardlimit && total_count > hardlimit) {
xfs_quota_warn(mp, dqp, QUOTA_NL_BHARDWARN);
goto error_return;
}
if (softlimit && total_count > softlimit) {
if ((timer != 0 && get_seconds() > timer) ||
(warns != 0 && warns >= warnlimit)) {
xfs_quota_warn(mp, dqp,
QUOTA_NL_BSOFTLONGWARN);
goto error_return;
}
xfs_quota_warn(mp, dqp, QUOTA_NL_BSOFTWARN);
}
}
if (ninos > 0) {
total_count = be64_to_cpu(dqp->q_core.d_icount) + ninos;
timer = be32_to_cpu(dqp->q_core.d_itimer);
warns = be16_to_cpu(dqp->q_core.d_iwarns);
warnlimit = dqp->q_mount->m_quotainfo->qi_iwarnlimit;
hardlimit = be64_to_cpu(dqp->q_core.d_ino_hardlimit);
if (!hardlimit)
hardlimit = defq->ihardlimit;
softlimit = be64_to_cpu(dqp->q_core.d_ino_softlimit);
if (!softlimit)
softlimit = defq->isoftlimit;
if (hardlimit && total_count > hardlimit) {
xfs_quota_warn(mp, dqp, QUOTA_NL_IHARDWARN);
goto error_return;
}
if (softlimit && total_count > softlimit) {
if ((timer != 0 && get_seconds() > timer) ||
(warns != 0 && warns >= warnlimit)) {
xfs_quota_warn(mp, dqp,
QUOTA_NL_ISOFTLONGWARN);
goto error_return;
}
xfs_quota_warn(mp, dqp, QUOTA_NL_ISOFTWARN);
}
}
}
/*
* Change the reservation, but not the actual usage.
* Note that q_res_bcount = q_core.d_bcount + resv
*/
(*resbcountp) += (xfs_qcnt_t)nblks;
if (ninos != 0)
dqp->q_res_icount += (xfs_qcnt_t)ninos;
/*
* note the reservation amt in the trans struct too,
* so that the transaction knows how much was reserved by
* it against this particular dquot.
* We don't do this when we are reserving for a delayed allocation,
* because we don't have the luxury of a transaction envelope then.
*/
if (tp) {
ASSERT(tp->t_dqinfo);
ASSERT(flags & XFS_QMOPT_RESBLK_MASK);
if (nblks != 0)
xfs_trans_mod_dquot(tp, dqp,
flags & XFS_QMOPT_RESBLK_MASK,
nblks);
if (ninos != 0)
xfs_trans_mod_dquot(tp, dqp,
XFS_TRANS_DQ_RES_INOS,
ninos);
}
ASSERT(dqp->q_res_bcount >= be64_to_cpu(dqp->q_core.d_bcount));
ASSERT(dqp->q_res_rtbcount >= be64_to_cpu(dqp->q_core.d_rtbcount));
ASSERT(dqp->q_res_icount >= be64_to_cpu(dqp->q_core.d_icount));
xfs_dqunlock(dqp);
return 0;
error_return:
xfs_dqunlock(dqp);
if (flags & XFS_QMOPT_ENOSPC)
return -ENOSPC;
return -EDQUOT;
}
