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/*
* Copyright (c) 2000-2003 Silicon Graphics, Inc.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it would be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __XFS_QUOTA_PRIV_H__
#define __XFS_QUOTA_PRIV_H__
/*
* Number of bmaps that we ask from bmapi when doing a quotacheck.
* We make this restriction to keep the memory usage to a minimum.
*/
#define XFS_DQITER_MAP_SIZE 10
/* Number of dquots that fit in to a dquot block */
#define XFS_QM_DQPERBLK(mp) ((mp)->m_quotainfo->qi_dqperchunk)
#define XFS_DQ_IS_ADDEDTO_TRX(t, d) ((d)->q_transp == (t))
#define XFS_QI_UQIP(mp) ((mp)->m_quotainfo->qi_uquotaip)
#define XFS_QI_GQIP(mp) ((mp)->m_quotainfo->qi_gquotaip)
#define XFS_QI_DQCHUNKLEN(mp) ((mp)->m_quotainfo->qi_dqchunklen)
#define XFS_QI_BTIMELIMIT(mp) ((mp)->m_quotainfo->qi_btimelimit)
#define XFS_QI_RTBTIMELIMIT(mp) ((mp)->m_quotainfo->qi_rtbtimelimit)
#define XFS_QI_ITIMELIMIT(mp) ((mp)->m_quotainfo->qi_itimelimit)
#define XFS_QI_BWARNLIMIT(mp) ((mp)->m_quotainfo->qi_bwarnlimit)
#define XFS_QI_RTBWARNLIMIT(mp) ((mp)->m_quotainfo->qi_rtbwarnlimit)
#define XFS_QI_IWARNLIMIT(mp) ((mp)->m_quotainfo->qi_iwarnlimit)
#define XFS_QI_QOFFLOCK(mp) ((mp)->m_quotainfo->qi_quotaofflock)
#define xfs_qm_freelist_lock(qm) \
mutex_lock(&((qm)->qm_dqfreelist.qh_lock))
#define xfs_qm_freelist_lock_nowait(qm) \
mutex_trylock(&((qm)->qm_dqfreelist.qh_lock))
#define xfs_qm_freelist_unlock(qm) \
mutex_unlock(&((qm)->qm_dqfreelist.qh_lock))
/*
* Hash into a bucket in the dquot hash table, based on <mp, id>.
*/
#define XFS_DQ_HASHVAL(mp, id) (((__psunsigned_t)(mp) + \
(__psunsigned_t)(id)) & \
(xfs_Gqm->qm_dqhashmask - 1))
#define XFS_DQ_HASH(mp, id, type) (type == XFS_DQ_USER ? \
(xfs_Gqm->qm_usr_dqhtable + \
XFS_DQ_HASHVAL(mp, id)) : \
(xfs_Gqm->qm_grp_dqhtable + \
XFS_DQ_HASHVAL(mp, id)))
#define XFS_IS_DQTYPE_ON(mp, type) (type == XFS_DQ_USER ? \
XFS_IS_UQUOTA_ON(mp) : \
XFS_IS_OQUOTA_ON(mp))
#define XFS_IS_DQUOT_UNINITIALIZED(dqp) ( \
!dqp->q_core.d_blk_hardlimit && \
!dqp->q_core.d_blk_softlimit && \
!dqp->q_core.d_rtb_hardlimit && \
!dqp->q_core.d_rtb_softlimit && \
!dqp->q_core.d_ino_hardlimit && \
!dqp->q_core.d_ino_softlimit && \
!dqp->q_core.d_bcount && \
!dqp->q_core.d_rtbcount && \
!dqp->q_core.d_icount)
#define FOREACH_DQUOT_IN_FREELIST(dqp, qlist) \
for ((dqp) = (qlist)->qh_next; (dqp) != (xfs_dquot_t *)(qlist); \
(dqp) = (dqp)->dq_flnext)
#define XQM_FREELIST_INSERT(h, dqp) \
xfs_qm_freelist_append(h, dqp)
#define XQM_FREELIST_REMOVE(dqp) \
xfs_qm_freelist_unlink(dqp)
#define XFS_DQ_IS_LOGITEM_INITD(dqp) ((dqp)->q_logitem.qli_dquot == (dqp))
#define XFS_QM_DQP_TO_DQACCT(tp, dqp) (XFS_QM_ISUDQ(dqp) ? \
(tp)->t_dqinfo->dqa_usrdquots : \
(tp)->t_dqinfo->dqa_grpdquots)
#define XFS_IS_SUSER_DQUOT(dqp) \
(!((dqp)->q_core.d_id))
#define DQFLAGTO_TYPESTR(d) (((d)->dq_flags & XFS_DQ_USER) ? "USR" : \
(((d)->dq_flags & XFS_DQ_GROUP) ? "GRP" : \
(((d)->dq_flags & XFS_DQ_PROJ) ? "PRJ":"???")))
#endif /* __XFS_QUOTA_PRIV_H__ */
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