156 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			156 lines
		
	
	
		
			5.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * 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_MPLRECLAIMS(mp)	((mp)->m_quotainfo->qi_dqreclaims)
 | |
| #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_QI_MPL_LIST(mp)	((mp)->m_quotainfo->qi_dqlist)
 | |
| #define XFS_QI_MPLNEXT(mp)	((mp)->m_quotainfo->qi_dqlist.qh_next)
 | |
| #define XFS_QI_MPLNDQUOTS(mp)	((mp)->m_quotainfo->qi_dqlist.qh_nelems)
 | |
| 
 | |
| #define xfs_qm_mplist_lock(mp) \
 | |
| 	mutex_lock(&(XFS_QI_MPL_LIST(mp).qh_lock))
 | |
| #define xfs_qm_mplist_nowait(mp) \
 | |
| 	mutex_trylock(&(XFS_QI_MPL_LIST(mp).qh_lock))
 | |
| #define xfs_qm_mplist_unlock(mp) \
 | |
| 	mutex_unlock(&(XFS_QI_MPL_LIST(mp).qh_lock))
 | |
| #define XFS_QM_IS_MPLIST_LOCKED(mp) \
 | |
| 	mutex_is_locked(&(XFS_QI_MPL_LIST(mp).qh_lock))
 | |
| 
 | |
| #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 HL_PREVP	dq_hashlist.ql_prevp
 | |
| #define HL_NEXT		dq_hashlist.ql_next
 | |
| #define MPL_PREVP	dq_mplist.ql_prevp
 | |
| #define MPL_NEXT	dq_mplist.ql_next
 | |
| 
 | |
| 
 | |
| #define _LIST_REMOVE(h, dqp, PVP, NXT)				\
 | |
| 	{							\
 | |
| 		 xfs_dquot_t *d;				\
 | |
| 		 if (((d) = (dqp)->NXT))				\
 | |
| 			 (d)->PVP = (dqp)->PVP;			\
 | |
| 		 *((dqp)->PVP) = d;				\
 | |
| 		 (dqp)->NXT = NULL;				\
 | |
| 		 (dqp)->PVP = NULL;				\
 | |
| 		 (h)->qh_version++;				\
 | |
| 		 (h)->qh_nelems--;				\
 | |
| 	}
 | |
| 
 | |
| #define _LIST_INSERT(h, dqp, PVP, NXT)				\
 | |
| 	{							\
 | |
| 		 xfs_dquot_t *d;				\
 | |
| 		 if (((d) = (h)->qh_next))			\
 | |
| 			 (d)->PVP = &((dqp)->NXT);		\
 | |
| 		 (dqp)->NXT = d;				\
 | |
| 		 (dqp)->PVP = &((h)->qh_next);			\
 | |
| 		 (h)->qh_next = dqp;				\
 | |
| 		 (h)->qh_version++;				\
 | |
| 		 (h)->qh_nelems++;				\
 | |
| 	 }
 | |
| 
 | |
| #define FOREACH_DQUOT_IN_MP(dqp, mp) \
 | |
| 	for ((dqp) = XFS_QI_MPLNEXT(mp); (dqp) != NULL; (dqp) = (dqp)->MPL_NEXT)
 | |
| 
 | |
| #define FOREACH_DQUOT_IN_FREELIST(dqp, qlist)	\
 | |
| for ((dqp) = (qlist)->qh_next; (dqp) != (xfs_dquot_t *)(qlist); \
 | |
|      (dqp) = (dqp)->dq_flnext)
 | |
| 
 | |
| #define XQM_HASHLIST_INSERT(h, dqp)	\
 | |
| 	 _LIST_INSERT(h, dqp, HL_PREVP, HL_NEXT)
 | |
| 
 | |
| #define XQM_FREELIST_INSERT(h, dqp)	\
 | |
| 	 xfs_qm_freelist_append(h, dqp)
 | |
| 
 | |
| #define XQM_MPLIST_INSERT(h, dqp)	\
 | |
| 	 _LIST_INSERT(h, dqp, MPL_PREVP, MPL_NEXT)
 | |
| 
 | |
| #define XQM_HASHLIST_REMOVE(h, dqp)	\
 | |
| 	 _LIST_REMOVE(h, dqp, HL_PREVP, HL_NEXT)
 | |
| #define XQM_FREELIST_REMOVE(dqp)	\
 | |
| 	 xfs_qm_freelist_unlink(dqp)
 | |
| #define XQM_MPLIST_REMOVE(h, dqp)	\
 | |
| 	{ _LIST_REMOVE(h, dqp, MPL_PREVP, MPL_NEXT); \
 | |
| 	  XFS_QI_MPLRECLAIMS((dqp)->q_mount)++; }
 | |
| 
 | |
| #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__ */
 |