xfs_agfl
struct xfs_agfl *agfl = XFS_BUF_TO_AGFL(bp);
size -= sizeof(struct xfs_agfl);
struct xfs_agfl *agfl = XFS_BUF_TO_AGFL(bp);
return bp->b_addr + sizeof(struct xfs_agfl);
#define XFS_BUF_TO_AGFL(bp) ((struct xfs_agfl *)((bp)->b_addr))
#define XFS_AGFL_CRC_OFF offsetof(struct xfs_agfl, agfl_crc)
XFS_CHECK_STRUCT_SIZE(struct xfs_agfl, 36);
struct xfs_agfl *agfl;
lsn = be64_to_cpu(((struct xfs_agfl *)blk)->agfl_lsn);
uuid = &((struct xfs_agfl *)blk)->agfl_uuid;