struct xfs_mount;
struct xfs_inode;
-struct xfs_bmbt_irec;
struct xfs_buf;
-struct xfs_iomap;
-#if defined(XFS_RW_TRACE)
-/*
- * Defines for the trace mechanisms in xfs_lrw.c.
- */
-#define XFS_RW_KTRACE_SIZE 128
-
-#define XFS_READ_ENTER 1
-#define XFS_WRITE_ENTER 2
-#define XFS_IOMAP_READ_ENTER 3
-#define XFS_IOMAP_WRITE_ENTER 4
-#define XFS_IOMAP_READ_MAP 5
-#define XFS_IOMAP_WRITE_MAP 6
-#define XFS_IOMAP_WRITE_NOSPACE 7
-#define XFS_ITRUNC_START 8
-#define XFS_ITRUNC_FINISH1 9
-#define XFS_ITRUNC_FINISH2 10
-#define XFS_CTRUNC1 11
-#define XFS_CTRUNC2 12
-#define XFS_CTRUNC3 13
-#define XFS_CTRUNC4 14
-#define XFS_CTRUNC5 15
-#define XFS_CTRUNC6 16
-#define XFS_BUNMAP 17
-#define XFS_INVAL_CACHED 18
-#define XFS_DIORD_ENTER 19
-#define XFS_DIOWR_ENTER 20
-#define XFS_WRITEPAGE_ENTER 22
-#define XFS_RELEASEPAGE_ENTER 23
-#define XFS_INVALIDPAGE_ENTER 24
-#define XFS_IOMAP_ALLOC_ENTER 25
-#define XFS_IOMAP_ALLOC_MAP 26
-#define XFS_IOMAP_UNWRITTEN 27
-#define XFS_SPLICE_READ_ENTER 28
-#define XFS_SPLICE_WRITE_ENTER 29
-extern void xfs_rw_enter_trace(int, struct xfs_inode *,
- void *, size_t, loff_t, int);
-extern void xfs_inval_cached_trace(struct xfs_inode *,
- xfs_off_t, xfs_off_t, xfs_off_t, xfs_off_t);
-#else
-#define xfs_rw_enter_trace(tag, ip, data, size, offset, ioflags)
-#define xfs_inval_cached_trace(ip, offset, len, first, last)
-#endif
-
-/* errors from xfsbdstrat() must be extracted from the buffer */
-extern void xfsbdstrat(struct xfs_mount *, struct xfs_buf *);
-extern int xfs_bdstrat_cb(struct xfs_buf *);
extern int xfs_dev_is_read_only(struct xfs_mount *, char *);
extern int xfs_zero_eof(struct xfs_inode *, xfs_off_t, xfs_fsize_t);