diff options
Diffstat (limited to 'fs/xfs/xfs_fsmap.h')
| -rw-r--r-- | fs/xfs/xfs_fsmap.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/fs/xfs/xfs_fsmap.h b/fs/xfs/xfs_fsmap.h index c6c57739b862..06e492fd479d 100644 --- a/fs/xfs/xfs_fsmap.h +++ b/fs/xfs/xfs_fsmap.h @@ -7,6 +7,7 @@ #define __XFS_FSMAP_H__ struct fsmap; +struct fsmap_head; /* internal fsmap representation */ struct xfs_fsmap { @@ -27,13 +28,21 @@ struct xfs_fsmap_head { struct xfs_fsmap fmh_keys[2]; /* low and high keys */ }; -void xfs_fsmap_from_internal(struct fsmap *dest, struct xfs_fsmap *src); -void xfs_fsmap_to_internal(struct xfs_fsmap *dest, struct fsmap *src); - -/* fsmap to userspace formatter - copy to user & advance pointer */ -typedef int (*xfs_fsmap_format_t)(struct xfs_fsmap *, void *); +/* internal fsmap record format */ +struct xfs_fsmap_irec { + xfs_daddr_t start_daddr; + xfs_daddr_t len_daddr; + uint64_t owner; /* extent owner */ + uint64_t offset; /* offset within the owner */ + unsigned int rm_flags; /* rmap state flags */ + + /* + * rmapbt startblock corresponding to start_daddr, if the record came + * from an rmap btree. + */ + xfs_agblock_t rec_key; +}; -int xfs_getfsmap(struct xfs_mount *mp, struct xfs_fsmap_head *head, - xfs_fsmap_format_t formatter, void *arg); +int xfs_ioc_getfsmap(struct xfs_inode *ip, struct fsmap_head __user *arg); #endif /* __XFS_FSMAP_H__ */ |