diff options
Diffstat (limited to 'fs/xfs/xfs_dquot.h')
| -rw-r--r-- | fs/xfs/xfs_dquot.h | 49 |
1 files changed, 28 insertions, 21 deletions
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h index a1d91d8f1802..ef9190bd8b30 100644 --- a/fs/xfs/xfs_dquot.h +++ b/fs/xfs/xfs_dquot.h @@ -29,16 +29,6 @@ * when quotas are off. */ -/* - * The hash chain headers (hash buckets) - */ -typedef struct xfs_dqhash { - struct list_head qh_list; - struct mutex qh_lock; - uint qh_version; /* ever increasing version */ - uint qh_nelems; /* number of dquots on the list */ -} xfs_dqhash_t; - struct xfs_mount; struct xfs_trans; @@ -47,10 +37,7 @@ struct xfs_trans; */ typedef struct xfs_dquot { uint dq_flags; /* various flags (XFS_DQ_*) */ - struct list_head q_freelist; /* global free list of dquots */ - struct list_head q_mplist; /* mount's list of dquots */ - struct list_head q_hashlist; /* gloabl hash list of dquots */ - xfs_dqhash_t *q_hash; /* the hashchain header */ + struct list_head q_lru; /* global free list of dquots */ struct xfs_mount*q_mount; /* filesystem this relates to */ struct xfs_trans*q_transp; /* trans this belongs to currently */ uint q_nrefs; /* # active refs from inodes */ @@ -110,11 +97,37 @@ static inline void xfs_dqlock(struct xfs_dquot *dqp) mutex_lock(&dqp->q_qlock); } -static inline void xfs_dqunlock_nonotify(struct xfs_dquot *dqp) +static inline void xfs_dqunlock(struct xfs_dquot *dqp) { mutex_unlock(&dqp->q_qlock); } +static inline int xfs_this_quota_on(struct xfs_mount *mp, int type) +{ + switch (type & XFS_DQ_ALLTYPES) { + case XFS_DQ_USER: + return XFS_IS_UQUOTA_ON(mp); + case XFS_DQ_GROUP: + case XFS_DQ_PROJ: + return XFS_IS_OQUOTA_ON(mp); + default: + return 0; + } +} + +static inline xfs_dquot_t *xfs_inode_dquot(struct xfs_inode *ip, int type) +{ + switch (type & XFS_DQ_ALLTYPES) { + case XFS_DQ_USER: + return ip->i_udquot; + case XFS_DQ_GROUP: + case XFS_DQ_PROJ: + return ip->i_gdquot; + default: + return NULL; + } +} + #define XFS_DQ_IS_LOCKED(dqp) (mutex_is_locked(&((dqp)->q_qlock))) #define XFS_DQ_IS_DIRTY(dqp) ((dqp)->dq_flags & XFS_DQ_DIRTY) #define XFS_QM_ISUDQ(dqp) ((dqp)->dq_flags & XFS_DQ_USER) @@ -125,15 +138,10 @@ static inline void xfs_dqunlock_nonotify(struct xfs_dquot *dqp) XFS_DQ_TO_QINF(dqp)->qi_uquotaip : \ XFS_DQ_TO_QINF(dqp)->qi_gquotaip) -#define XFS_IS_THIS_QUOTA_OFF(d) (! (XFS_QM_ISUDQ(d) ? \ - (XFS_IS_UQUOTA_ON((d)->q_mount)) : \ - (XFS_IS_OQUOTA_ON((d)->q_mount)))) - extern int xfs_qm_dqread(struct xfs_mount *, xfs_dqid_t, uint, uint, struct xfs_dquot **); extern void xfs_qm_dqdestroy(xfs_dquot_t *); extern int xfs_qm_dqflush(xfs_dquot_t *, uint); -extern void xfs_qm_dqpurge(xfs_dquot_t *); extern void xfs_qm_dqunpin_wait(xfs_dquot_t *); extern void xfs_qm_adjust_dqtimers(xfs_mount_t *, xfs_disk_dquot_t *); @@ -144,7 +152,6 @@ extern int xfs_qm_dqget(xfs_mount_t *, xfs_inode_t *, extern void xfs_qm_dqput(xfs_dquot_t *); extern void xfs_dqlock2(struct xfs_dquot *, struct xfs_dquot *); -extern void xfs_dqunlock(struct xfs_dquot *); extern void xfs_dqflock_pushbuf_wait(struct xfs_dquot *dqp); static inline struct xfs_dquot *xfs_qm_dqhold(struct xfs_dquot *dqp) |
