aboutsummaryrefslogtreecommitdiff
path: root/fs/xfs/quota/xfs_quota_priv.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/quota/xfs_quota_priv.h')
-rw-r--r--fs/xfs/quota/xfs_quota_priv.h192
1 files changed, 192 insertions, 0 deletions
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/quota/xfs_quota_priv.h
new file mode 100644
index 00000000000..414b6004af2
--- /dev/null
+++ b/fs/xfs/quota/xfs_quota_priv.h
@@ -0,0 +1,192 @@
+/*
+ * 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 DEBUG
+struct 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) ( \
+ !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 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__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 09:21:08 +0000