1 files changed, 66 insertions, 77 deletions

diff --git a/fs/xfs/xfs_qm.h b/fs/xfs/xfs_qm.h
index 4e57edca8bce..9683f0457d19 100644
--- a/fs/xfs/xfs_qm.h
+++ b/fs/xfs/xfs_qm.h
@@ -11,7 +11,7 @@
 
 struct xfs_inode;
 
-extern struct kmem_zone	*xfs_qm_dqtrxzone;
+extern struct kmem_cache	*xfs_dqtrx_cache;
 
 /*
  * Number of bmaps that we ask from bmapi when doing a quotacheck.
@@ -20,34 +20,27 @@ extern struct kmem_zone	*xfs_qm_dqtrxzone;
 #define XFS_DQITER_MAP_SIZE	10
 
 #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)
-
-/*
- * This defines the unit of allocation of dquots.
- * Currently, it is just one file system block, and a 4K blk contains 30
- * (136 * 30 = 4080) dquots. It's probably not worth trying to make
- * this more dynamic.
- * XXXsup However, if this number is changed, we have to make sure that we don't
- * implicitly assume that we do allocations in chunks of a single filesystem
- * block in the dquot/xqm code.
- */
-#define XFS_DQUOT_CLUSTER_SIZE_FSB	(xfs_filblks_t)1
+	!dqp->q_blk.hardlimit && \
+	!dqp->q_blk.softlimit && \
+	!dqp->q_rtb.hardlimit && \
+	!dqp->q_rtb.softlimit && \
+	!dqp->q_ino.hardlimit && \
+	!dqp->q_ino.softlimit && \
+	!dqp->q_blk.count && \
+	!dqp->q_rtb.count && \
+	!dqp->q_ino.count)
+
+struct xfs_quota_limits {
+	xfs_qcnt_t		hard;	/* default hard limit */
+	xfs_qcnt_t		soft;	/* default soft limit */
+	time64_t		time;	/* limit for timers */
+};
 
+/* Defaults for each quota type: time limits, warn limits, usage limits */
 struct xfs_def_quota {
-	xfs_qcnt_t       bhardlimit;     /* default data blk hard limit */
-	xfs_qcnt_t       bsoftlimit;	 /* default data blk soft limit */
-	xfs_qcnt_t       ihardlimit;	 /* default inode count hard limit */
-	xfs_qcnt_t       isoftlimit;	 /* default inode count soft limit */
-	xfs_qcnt_t	 rtbhardlimit;   /* default realtime blk hard limit */
-	xfs_qcnt_t	 rtbsoftlimit;   /* default realtime blk soft limit */
+	struct xfs_quota_limits	blk;
+	struct xfs_quota_limits	ino;
+	struct xfs_quota_limits	rtb;
 };
 
 /*
@@ -55,41 +48,39 @@ struct xfs_def_quota {
  * The mount structure keeps a pointer to this.
  */
 struct xfs_quotainfo {
-	struct radix_tree_root qi_uquota_tree;
-	struct radix_tree_root qi_gquota_tree;
-	struct radix_tree_root qi_pquota_tree;
-	struct mutex qi_tree_lock;
+	struct radix_tree_root	qi_uquota_tree;
+	struct radix_tree_root	qi_gquota_tree;
+	struct radix_tree_root	qi_pquota_tree;
+	struct mutex		qi_tree_lock;
 	struct xfs_inode	*qi_uquotaip;	/* user quota inode */
 	struct xfs_inode	*qi_gquotaip;	/* group quota inode */
 	struct xfs_inode	*qi_pquotaip;	/* project quota inode */
-	struct list_lru	 qi_lru;
-	int		 qi_dquots;
-	time64_t	 qi_btimelimit;	 /* limit for blks timer */
-	time64_t	 qi_itimelimit;	 /* limit for inodes timer */
-	time64_t	 qi_rtbtimelimit;/* limit for rt blks timer */
-	xfs_qwarncnt_t	 qi_bwarnlimit;	 /* limit for blks warnings */
-	xfs_qwarncnt_t	 qi_iwarnlimit;	 /* limit for inodes warnings */
-	xfs_qwarncnt_t	 qi_rtbwarnlimit;/* limit for rt blks warnings */
-	struct mutex	 qi_quotaofflock;/* to serialize quotaoff */
-	xfs_filblks_t	 qi_dqchunklen;	 /* # BBs in a chunk of dqs */
-	uint		 qi_dqperchunk;	 /* # ondisk dqs in above chunk */
+	struct list_lru		qi_lru;
+	int			qi_dquots;
+	struct mutex		qi_quotaofflock;/* to serialize quotaoff */
+	xfs_filblks_t		qi_dqchunklen;	/* # BBs in a chunk of dqs */
+	uint			qi_dqperchunk;	/* # ondisk dq in above chunk */
 	struct xfs_def_quota	qi_usr_default;
 	struct xfs_def_quota	qi_grp_default;
 	struct xfs_def_quota	qi_prj_default;
-	struct shrinker	qi_shrinker;
+	struct shrinker		qi_shrinker;
+
+	/* Minimum and maximum quota expiration timestamp values. */
+	time64_t		qi_expiry_min;
+	time64_t		qi_expiry_max;
 };
 
 static inline struct radix_tree_root *
 xfs_dquot_tree(
 	struct xfs_quotainfo	*qi,
-	int			type)
+	xfs_dqtype_t		type)
 {
 	switch (type) {
-	case XFS_DQ_USER:
+	case XFS_DQTYPE_USER:
 		return &qi->qi_uquota_tree;
-	case XFS_DQ_GROUP:
+	case XFS_DQTYPE_GROUP:
 		return &qi->qi_gquota_tree;
-	case XFS_DQ_PROJ:
+	case XFS_DQTYPE_PROJ:
 		return &qi->qi_pquota_tree;
 	default:
 		ASSERT(0);
@@ -98,14 +89,14 @@ xfs_dquot_tree(
 }
 
 static inline struct xfs_inode *
-xfs_quota_inode(xfs_mount_t *mp, uint dq_flags)
+xfs_quota_inode(struct xfs_mount *mp, xfs_dqtype_t type)
 {
-	switch (dq_flags & XFS_DQ_ALLTYPES) {
-	case XFS_DQ_USER:
+	switch (type) {
+	case XFS_DQTYPE_USER:
 		return mp->m_quotainfo->qi_uquotaip;
-	case XFS_DQ_GROUP:
+	case XFS_DQTYPE_GROUP:
 		return mp->m_quotainfo->qi_gquotaip;
-	case XFS_DQ_PROJ:
+	case XFS_DQTYPE_PROJ:
 		return mp->m_quotainfo->qi_pquotaip;
 	default:
 		ASSERT(0);
@@ -142,41 +133,39 @@ struct xfs_dquot_acct {
 #define XFS_QM_RTBTIMELIMIT	(7 * 24*60*60)          /* 1 week */
 #define XFS_QM_ITIMELIMIT	(7 * 24*60*60)          /* 1 week */
 
-#define XFS_QM_BWARNLIMIT	5
-#define XFS_QM_IWARNLIMIT	5
-#define XFS_QM_RTBWARNLIMIT	5
-
 extern void		xfs_qm_destroy_quotainfo(struct xfs_mount *);
 
-/* dquot stuff */
-extern void		xfs_qm_dqpurge_all(struct xfs_mount *, uint);
-extern void		xfs_qm_dqrele_all_inodes(struct xfs_mount *, uint);
-
 /* quota ops */
 extern int		xfs_qm_scall_trunc_qfiles(struct xfs_mount *, uint);
-extern int		xfs_qm_scall_getquota(struct xfs_mount *, xfs_dqid_t,
-					uint, struct qc_dqblk *);
-extern int		xfs_qm_scall_getquota_next(struct xfs_mount *,
-					xfs_dqid_t *, uint, struct qc_dqblk *);
-extern int		xfs_qm_scall_setqlim(struct xfs_mount *, xfs_dqid_t, uint,
-					struct qc_dqblk *);
+extern int		xfs_qm_scall_getquota(struct xfs_mount *mp,
+					xfs_dqid_t id,
+					xfs_dqtype_t type,
+					struct qc_dqblk *dst);
+extern int		xfs_qm_scall_getquota_next(struct xfs_mount *mp,
+					xfs_dqid_t *id,
+					xfs_dqtype_t type,
+					struct qc_dqblk *dst);
+extern int		xfs_qm_scall_setqlim(struct xfs_mount *mp,
+					xfs_dqid_t id,
+					xfs_dqtype_t type,
+					struct qc_dqblk *newlim);
 extern int		xfs_qm_scall_quotaon(struct xfs_mount *, uint);
 extern int		xfs_qm_scall_quotaoff(struct xfs_mount *, uint);
 
 static inline struct xfs_def_quota *
-xfs_get_defquota(struct xfs_dquot *dqp, struct xfs_quotainfo *qi)
+xfs_get_defquota(struct xfs_quotainfo *qi, xfs_dqtype_t type)
 {
-	struct xfs_def_quota *defq;
-
-	if (XFS_QM_ISUDQ(dqp))
-		defq = &qi->qi_usr_default;
-	else if (XFS_QM_ISGDQ(dqp))
-		defq = &qi->qi_grp_default;
-	else {
-		ASSERT(XFS_QM_ISPDQ(dqp));
-		defq = &qi->qi_prj_default;
+	switch (type) {
+	case XFS_DQTYPE_USER:
+		return &qi->qi_usr_default;
+	case XFS_DQTYPE_GROUP:
+		return &qi->qi_grp_default;
+	case XFS_DQTYPE_PROJ:
+		return &qi->qi_prj_default;
+	default:
+		ASSERT(0);
+		return NULL;
 	}
-	return defq;
 }
 
 #endif /* __XFS_QM_H__ */