/* * 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 version 2 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. * * Further, this software is distributed without any warranty that it is * free of the rightful claim of any third person regarding infringement * or the like.	 Any license provided herein, whether implied or * otherwise, applies only to this software file.  Patent licenses, if * any, provided herein do not apply to combinations of this program with * other software, or any other product whatsoever. * * You should have received a copy of the GNU General Public License along * with this program; if not, write the Free Software Foundation, Inc., 59 * Temple Place - Suite 330, Boston MA 02111-1307, USA. * * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, * Mountain View, CA  94043, or: * * http://www.sgi.com * * For further information regarding this notice, see: * * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ */#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_ISLOCKED_INODE(ip)		(ismrlocked(&(ip)->i_lock, \					    MR_UPDATE | MR_ACCESS) != 0)#define XFS_ISLOCKED_INODE_EXCL(ip)	(ismrlocked(&(ip)->i_lock, \					    MR_UPDATE) != 0)#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_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_MPLLOCK(mp)	((mp)->m_quotainfo->qi_dqlist.qh_lock)#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 XQMLCK(h)			(mutex_lock(&((h)->qh_lock), PINOD))#define XQMUNLCK(h)			(mutex_unlock(&((h)->qh_lock)))#ifdef DEBUGstruct xfs_dqhash;static inline int XQMISLCKD(struct xfs_dqhash *h){	if (mutex_trylock(&h->qh_lock)) {		mutex_unlock(&h->qh_lock);		return 0;	}	return 1;}#endif#define XFS_DQ_HASH_LOCK(h)		XQMLCK(h)#define XFS_DQ_HASH_UNLOCK(h)		XQMUNLCK(h)#define XFS_DQ_IS_HASH_LOCKED(h)	XQMISLCKD(h)#define xfs_qm_mplist_lock(mp)		XQMLCK(&(XFS_QI_MPL_LIST(mp)))#define xfs_qm_mplist_unlock(mp)	XQMUNLCK(&(XFS_QI_MPL_LIST(mp)))#define XFS_QM_IS_MPLIST_LOCKED(mp)	XQMISLCKD(&(XFS_QI_MPL_LIST(mp)))#define xfs_qm_freelist_lock(qm)	XQMLCK(&((qm)->qm_dqfreelist))#define xfs_qm_freelist_unlock(qm)	XQMUNLCK(&((qm)->qm_dqfreelist))#define XFS_QM_IS_FREELIST_LOCKED(qm)	XQMISLCKD(&((qm)->qm_dqfreelist))/* * 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_GQUOTA_ON(mp))#define XFS_IS_DQUOT_UNINITIALIZED(dqp) ( \	INT_ISZERO(dqp->q_core.d_blk_hardlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_blk_softlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_rtb_hardlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_rtb_softlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_ino_hardlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_ino_softlimit, ARCH_CONVERT) && \	INT_ISZERO(dqp->q_core.d_bcount, ARCH_CONVERT)	      && \	INT_ISZERO(dqp->q_core.d_rtbcount, ARCH_CONVERT)      && \	INT_ISZERO(dqp->q_core.d_icount, ARCH_CONVERT))#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)		\	(INT_ISZERO((dqp)->q_core.d_id, ARCH_CONVERT))#define XFS_PURGE_INODE(ip)		\	{				\	  vmap_t dqvmap;		\	  vnode_t *dqvp;		\	  dqvp = XFS_ITOV(ip);		\	  VMAP(dqvp, dqvmap);		\	  VN_RELE(dqvp);		\	}#define DQFLAGTO_TYPESTR(d)	(((d)->dq_flags & XFS_DQ_USER) ? "USR" : \				 (((d)->dq_flags & XFS_DQ_GROUP) ? "GRP" : "???"))#define DQFLAGTO_DIRTYSTR(d)	(XFS_DQ_IS_DIRTY(d) ? "DIRTY" : "NOTDIRTY")#endif	/* __XFS_QUOTA_PRIV_H__ */