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xfs: connect refcount adjust functions to upper layers

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Plumb in the upper level interface to schedule and finish deferred
refcount operations via the deferred ops mechanism.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong
2016-10-03 09:11:22 -07:00
parent 3172725814
commit 33ba612920
9 changed files with 472 additions and 6 deletions
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8
fs/xfs/xfs_trans.h
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@@ -37,6 +37,8 @@ struct xfs_rud_log_item;
struct xfs_rui_log_item;
struct xfs_btree_cur;
struct xfs_cui_log_item;
struct xfs_cud_log_item;
struct xfs_defer_ops;
typedef struct xfs_log_item {
struct list_head li_ail; /* AIL pointers */
@@ -252,11 +254,13 @@ int xfs_trans_log_finish_rmap_update(struct xfs_trans *tp,
/* refcount updates */
enum xfs_refcount_intent_type;
void xfs_refcount_update_init_defer_op(void);
struct xfs_cud_log_item *xfs_trans_get_cud(struct xfs_trans *tp,
struct xfs_cui_log_item *cuip);
int xfs_trans_log_finish_refcount_update(struct xfs_trans *tp,
struct xfs_cud_log_item *cudp,
struct xfs_cud_log_item *cudp, struct xfs_defer_ops *dfops,
enum xfs_refcount_intent_type type, xfs_fsblock_t startblock,
xfs_extlen_t blockcount, struct xfs_btree_cur **pcur);
xfs_extlen_t blockcount, xfs_fsblock_t *new_fsb,
xfs_extlen_t *new_len, struct xfs_btree_cur **pcur);
#endif /* __XFS_TRANS_H__ */