Merge branch 'timers/nohz-v3' of git://git.kernel.org/pub/scm/linux/kernel/git/freder...

[~andy/linux] / fs / xfs / xfs_qm.h

diff --git a/fs/xfs/xfs_qm.h b/fs/xfs/xfs_qm.h
index 5d16a6e6900f8756051877bac7ef18f2d666668a..579d6a02a5b6ec5fd2e21c503f4ada8b6dfa54d6 100644 (file)
--- a/fs/xfs/xfs_qm.h
+++ b/fs/xfs/xfs_qm.h
@@ -44,9 +44,11 @@ extern struct kmem_zone      *xfs_qm_dqtrxzone;
 typedef 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;
-       xfs_inode_t     *qi_uquotaip;    /* user quota inode */
-       xfs_inode_t     *qi_gquotaip;    /* group quota inode */
+       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_head qi_lru_list;
        struct mutex     qi_lru_lock;
        int              qi_lru_count;
@@ -69,30 +71,66 @@ typedef struct xfs_quotainfo {
        struct shrinker  qi_shrinker;
 } xfs_quotainfo_t;
 
-#define XFS_DQUOT_TREE(qi, type) \
-       ((type & XFS_DQ_USER) ? \
-        &((qi)->qi_uquota_tree) : \
-        &((qi)->qi_gquota_tree))
+static inline struct radix_tree_root *
+xfs_dquot_tree(
+       struct xfs_quotainfo    *qi,
+       int                     type)
+{
+       switch (type) {
+       case XFS_DQ_USER:
+               return &qi->qi_uquota_tree;
+       case XFS_DQ_GROUP:
+               return &qi->qi_gquota_tree;
+       case XFS_DQ_PROJ:
+               return &qi->qi_pquota_tree;
+       default:
+               ASSERT(0);
+       }
+       return NULL;
+}
 
+static inline struct xfs_inode *
+xfs_dq_to_quota_inode(struct xfs_dquot *dqp)
+{
+       switch (dqp->dq_flags & XFS_DQ_ALLTYPES) {
+       case XFS_DQ_USER:
+               return dqp->q_mount->m_quotainfo->qi_uquotaip;
+       case XFS_DQ_GROUP:
+               return dqp->q_mount->m_quotainfo->qi_gquotaip;
+       case XFS_DQ_PROJ:
+               return dqp->q_mount->m_quotainfo->qi_pquotaip;
+       default:
+               ASSERT(0);
+       }
+       return NULL;
+}
 
 extern int     xfs_qm_calc_dquots_per_chunk(struct xfs_mount *mp,
                                             unsigned int nbblks);
-extern void    xfs_trans_mod_dquot(xfs_trans_t *, xfs_dquot_t *, uint, long);
-extern int     xfs_trans_reserve_quota_bydquots(xfs_trans_t *, xfs_mount_t *,
-                       xfs_dquot_t *, xfs_dquot_t *, long, long, uint);
-extern void    xfs_trans_dqjoin(xfs_trans_t *, xfs_dquot_t *);
-extern void    xfs_trans_log_dquot(xfs_trans_t *, xfs_dquot_t *);
+extern void    xfs_trans_mod_dquot(struct xfs_trans *,
+                                       struct xfs_dquot *, uint, long);
+extern int     xfs_trans_reserve_quota_bydquots(struct xfs_trans *,
+                       struct xfs_mount *, struct xfs_dquot *,
+                       struct xfs_dquot *, struct xfs_dquot *,
+                       long, long, uint);
+extern void    xfs_trans_dqjoin(struct xfs_trans *, struct xfs_dquot *);
+extern void    xfs_trans_log_dquot(struct xfs_trans *, struct xfs_dquot *);
 
 /*
- * We keep the usr and grp dquots separately so that locking will be easier
- * to do at commit time. All transactions that we know of at this point
+ * We keep the usr, grp, and prj dquots separately so that locking will be
+ * easier to do at commit time. All transactions that we know of at this point
  * affect no more than two dquots of one type. Hence, the TRANS_MAXDQS value.
  */
+enum {
+       XFS_QM_TRANS_USR = 0,
+       XFS_QM_TRANS_GRP,
+       XFS_QM_TRANS_PRJ,
+       XFS_QM_TRANS_DQTYPES
+};
 #define XFS_QM_TRANS_MAXDQS            2
-typedef struct xfs_dquot_acct {
-       xfs_dqtrx_t     dqa_usrdquots[XFS_QM_TRANS_MAXDQS];
-       xfs_dqtrx_t     dqa_grpdquots[XFS_QM_TRANS_MAXDQS];
-} xfs_dquot_acct_t;
+struct xfs_dquot_acct {
+       struct xfs_dqtrx        dqs[XFS_QM_TRANS_DQTYPES][XFS_QM_TRANS_MAXDQS];
+};
 
 /*
  * Users are allowed to have a usage exceeding their softlimit for
@@ -106,22 +144,23 @@ typedef struct xfs_dquot_acct {
 #define XFS_QM_IWARNLIMIT      5
 #define XFS_QM_RTBWARNLIMIT    5
 
-extern void            xfs_qm_destroy_quotainfo(xfs_mount_t *);
-extern int             xfs_qm_quotacheck(xfs_mount_t *);
-extern int             xfs_qm_write_sb_changes(xfs_mount_t *, __int64_t);
+extern void            xfs_qm_destroy_quotainfo(struct xfs_mount *);
+extern int             xfs_qm_quotacheck(struct xfs_mount *);
+extern int             xfs_qm_write_sb_changes(struct xfs_mount *, __int64_t);
 
 /* dquot stuff */
-extern void            xfs_qm_dqpurge_all(xfs_mount_t *, uint);
-extern void            xfs_qm_dqrele_all_inodes(xfs_mount_t *, uint);
+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(xfs_mount_t *, uint);
-extern int             xfs_qm_scall_getquota(xfs_mount_t *, xfs_dqid_t, uint,
-                                       fs_disk_quota_t *);
+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 fs_disk_quota *);
 extern int             xfs_qm_scall_setqlim(struct xfs_mount *, xfs_dqid_t, uint,
-                                       fs_disk_quota_t *);
-extern int             xfs_qm_scall_getqstat(xfs_mount_t *, fs_quota_stat_t *);
-extern int             xfs_qm_scall_quotaon(xfs_mount_t *, uint);
-extern int             xfs_qm_scall_quotaoff(xfs_mount_t *, uint);
+                                       struct fs_disk_quota *);
+extern int             xfs_qm_scall_getqstat(struct xfs_mount *,
+                                       struct fs_quota_stat *);
+extern int             xfs_qm_scall_quotaon(struct xfs_mount *, uint);
+extern int             xfs_qm_scall_quotaoff(struct xfs_mount *, uint);
 
 #endif /* __XFS_QM_H__ */