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hc
2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/fs/xfs/xfs_qm.h
....@@ -20,76 +20,68 @@
2020 #define XFS_DQITER_MAP_SIZE	10
2121 
2222 #define XFS_IS_DQUOT_UNINITIALIZED(dqp) ( \
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-	!dqp->q_core.d_blk_hardlimit && \
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-	!dqp->q_core.d_blk_softlimit && \
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-	!dqp->q_core.d_rtb_hardlimit && \
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-	!dqp->q_core.d_rtb_softlimit && \
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-	!dqp->q_core.d_ino_hardlimit && \
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-	!dqp->q_core.d_ino_softlimit && \
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-	!dqp->q_core.d_bcount && \
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-	!dqp->q_core.d_rtbcount && \
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-	!dqp->q_core.d_icount)
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+	!dqp->q_blk.hardlimit && \
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+	!dqp->q_blk.softlimit && \
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+	!dqp->q_rtb.hardlimit && \
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+	!dqp->q_rtb.softlimit && \
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+	!dqp->q_ino.hardlimit && \
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+	!dqp->q_ino.softlimit && \
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+	!dqp->q_blk.count && \
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+	!dqp->q_rtb.count && \
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+	!dqp->q_ino.count)
3232 
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-/*
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- * This defines the unit of allocation of dquots.
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- * Currently, it is just one file system block, and a 4K blk contains 30
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- * (136 * 30 = 4080) dquots. It's probably not worth trying to make
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- * this more dynamic.
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- * XXXsup However, if this number is changed, we have to make sure that we don't
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- * implicitly assume that we do allocations in chunks of a single filesystem
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- * block in the dquot/xqm code.
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- */
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-#define XFS_DQUOT_CLUSTER_SIZE_FSB	(xfs_filblks_t)1
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+struct xfs_quota_limits {
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+	xfs_qcnt_t		hard;	/* default hard limit */
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+	xfs_qcnt_t		soft;	/* default soft limit */
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+	time64_t		time;	/* limit for timers */
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+	xfs_qwarncnt_t		warn;	/* limit for warnings */
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+};
4339 
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+/* Defaults for each quota type: time limits, warn limits, usage limits */
4441 struct xfs_def_quota {
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-	xfs_qcnt_t       bhardlimit;     /* default data blk hard limit */
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-	xfs_qcnt_t       bsoftlimit;	 /* default data blk soft limit */
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-	xfs_qcnt_t       ihardlimit;	 /* default inode count hard limit */
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-	xfs_qcnt_t       isoftlimit;	 /* default inode count soft limit */
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-	xfs_qcnt_t	 rtbhardlimit;   /* default realtime blk hard limit */
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-	xfs_qcnt_t	 rtbsoftlimit;   /* default realtime blk soft limit */
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+	struct xfs_quota_limits	blk;
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+	struct xfs_quota_limits	ino;
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+	struct xfs_quota_limits	rtb;
5145 };
5246 
5347 /*
5448  * Various quota information for individual filesystems.
5549  * The mount structure keeps a pointer to this.
5650  */
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-typedef struct xfs_quotainfo {
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-	struct radix_tree_root qi_uquota_tree;
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-	struct radix_tree_root qi_gquota_tree;
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-	struct radix_tree_root qi_pquota_tree;
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-	struct mutex qi_tree_lock;
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+struct xfs_quotainfo {
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+	struct radix_tree_root	qi_uquota_tree;
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+	struct radix_tree_root	qi_gquota_tree;
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+	struct radix_tree_root	qi_pquota_tree;
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+	struct mutex		qi_tree_lock;
6256 	struct xfs_inode	*qi_uquotaip;	/* user quota inode */
6357 	struct xfs_inode	*qi_gquotaip;	/* group quota inode */
6458 	struct xfs_inode	*qi_pquotaip;	/* project quota inode */
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-	struct list_lru	 qi_lru;
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-	int		 qi_dquots;
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-	time_t		 qi_btimelimit;	 /* limit for blks timer */
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-	time_t		 qi_itimelimit;	 /* limit for inodes timer */
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-	time_t		 qi_rtbtimelimit;/* limit for rt blks timer */
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-	xfs_qwarncnt_t	 qi_bwarnlimit;	 /* limit for blks warnings */
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-	xfs_qwarncnt_t	 qi_iwarnlimit;	 /* limit for inodes warnings */
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-	xfs_qwarncnt_t	 qi_rtbwarnlimit;/* limit for rt blks warnings */
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-	struct mutex	 qi_quotaofflock;/* to serialize quotaoff */
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-	xfs_filblks_t	 qi_dqchunklen;	 /* # BBs in a chunk of dqs */
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-	uint		 qi_dqperchunk;	 /* # ondisk dqs in above chunk */
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+	struct list_lru		qi_lru;
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+	int			qi_dquots;
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+	struct mutex		qi_quotaofflock;/* to serialize quotaoff */
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+	xfs_filblks_t		qi_dqchunklen;	/* # BBs in a chunk of dqs */
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+	uint			qi_dqperchunk;	/* # ondisk dq in above chunk */
7664 	struct xfs_def_quota	qi_usr_default;
7765 	struct xfs_def_quota	qi_grp_default;
7866 	struct xfs_def_quota	qi_prj_default;
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-	struct shrinker  qi_shrinker;
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-} xfs_quotainfo_t;
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+	struct shrinker		qi_shrinker;
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+
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+	/* Minimum and maximum quota expiration timestamp values. */
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+	time64_t		qi_expiry_min;
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+	time64_t		qi_expiry_max;
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+};
8173 
8274 static inline struct radix_tree_root *
8375 xfs_dquot_tree(
8476 	struct xfs_quotainfo	*qi,
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-	int			type)
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+	xfs_dqtype_t		type)
8678 {
8779 	switch (type) {
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-	case XFS_DQ_USER:
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+	case XFS_DQTYPE_USER:
8981 		return &qi->qi_uquota_tree;
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-	case XFS_DQ_GROUP:
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+	case XFS_DQTYPE_GROUP:
9183 		return &qi->qi_gquota_tree;
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-	case XFS_DQ_PROJ:
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+	case XFS_DQTYPE_PROJ:
9385 		return &qi->qi_pquota_tree;
9486 	default:
9587 		ASSERT(0);
....@@ -98,14 +90,14 @@
9890 }
9991 
10092 static inline struct xfs_inode *
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-xfs_quota_inode(xfs_mount_t *mp, uint dq_flags)
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+xfs_quota_inode(struct xfs_mount *mp, xfs_dqtype_t type)
10294 {
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-	switch (dq_flags & XFS_DQ_ALLTYPES) {
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-	case XFS_DQ_USER:
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+	switch (type) {
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+	case XFS_DQTYPE_USER:
10597 		return mp->m_quotainfo->qi_uquotaip;
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-	case XFS_DQ_GROUP:
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+	case XFS_DQTYPE_GROUP:
10799 		return mp->m_quotainfo->qi_gquotaip;
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-	case XFS_DQ_PROJ:
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+	case XFS_DQTYPE_PROJ:
109101 		return mp->m_quotainfo->qi_pquotaip;
110102 	default:
111103 		ASSERT(0);
....@@ -113,12 +105,8 @@
113105 	return NULL;
114106 }
115107 
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-extern void	xfs_trans_mod_dquot(struct xfs_trans *,
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-					struct xfs_dquot *, uint, long);
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-extern int	xfs_trans_reserve_quota_bydquots(struct xfs_trans *,
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-			struct xfs_mount *, struct xfs_dquot *,
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-			struct xfs_dquot *, struct xfs_dquot *,
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-			long, long, uint);
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+extern void	xfs_trans_mod_dquot(struct xfs_trans *tp, struct xfs_dquot *dqp,
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+				    uint field, int64_t delta);
122110 extern void	xfs_trans_dqjoin(struct xfs_trans *, struct xfs_dquot *);
123111 extern void	xfs_trans_log_dquot(struct xfs_trans *, struct xfs_dquot *);
124112 
....@@ -158,29 +146,35 @@
158146 
159147 /* quota ops */
160148 extern int		xfs_qm_scall_trunc_qfiles(struct xfs_mount *, uint);
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-extern int		xfs_qm_scall_getquota(struct xfs_mount *, xfs_dqid_t,
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-					uint, struct qc_dqblk *);
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-extern int		xfs_qm_scall_getquota_next(struct xfs_mount *,
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-					xfs_dqid_t *, uint, struct qc_dqblk *);
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-extern int		xfs_qm_scall_setqlim(struct xfs_mount *, xfs_dqid_t, uint,
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-					struct qc_dqblk *);
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+extern int		xfs_qm_scall_getquota(struct xfs_mount *mp,
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+					xfs_dqid_t id,
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+					xfs_dqtype_t type,
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+					struct qc_dqblk *dst);
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+extern int		xfs_qm_scall_getquota_next(struct xfs_mount *mp,
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+					xfs_dqid_t *id,
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+					xfs_dqtype_t type,
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+					struct qc_dqblk *dst);
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+extern int		xfs_qm_scall_setqlim(struct xfs_mount *mp,
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+					xfs_dqid_t id,
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+					xfs_dqtype_t type,
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+					struct qc_dqblk *newlim);
167161 extern int		xfs_qm_scall_quotaon(struct xfs_mount *, uint);
168162 extern int		xfs_qm_scall_quotaoff(struct xfs_mount *, uint);
169163 
170164 static inline struct xfs_def_quota *
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-xfs_get_defquota(struct xfs_dquot *dqp, struct xfs_quotainfo *qi)
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+xfs_get_defquota(struct xfs_quotainfo *qi, xfs_dqtype_t type)
172166 {
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-	struct xfs_def_quota *defq;
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-
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-	if (XFS_QM_ISUDQ(dqp))
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-		defq = &qi->qi_usr_default;
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-	else if (XFS_QM_ISGDQ(dqp))
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-		defq = &qi->qi_grp_default;
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-	else {
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-		ASSERT(XFS_QM_ISPDQ(dqp));
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-		defq = &qi->qi_prj_default;
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+	switch (type) {
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+	case XFS_DQTYPE_USER:
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+		return &qi->qi_usr_default;
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+	case XFS_DQTYPE_GROUP:
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+		return &qi->qi_grp_default;
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+	case XFS_DQTYPE_PROJ:
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+		return &qi->qi_prj_default;
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+	default:
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+		ASSERT(0);
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+		return NULL;
182177 	}
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-	return defq;
184178 }
185179 
186180 #endif /* __XFS_QM_H__ */