2 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 #if defined(XFS_RW_TRACE)
30 * Defines for the trace mechanisms in xfs_lrw.c.
32 #define XFS_RW_KTRACE_SIZE 128
34 #define XFS_READ_ENTER 1
35 #define XFS_WRITE_ENTER 2
36 #define XFS_IOMAP_READ_ENTER 3
37 #define XFS_IOMAP_WRITE_ENTER 4
38 #define XFS_IOMAP_READ_MAP 5
39 #define XFS_IOMAP_WRITE_MAP 6
40 #define XFS_IOMAP_WRITE_NOSPACE 7
41 #define XFS_ITRUNC_START 8
42 #define XFS_ITRUNC_FINISH1 9
43 #define XFS_ITRUNC_FINISH2 10
44 #define XFS_CTRUNC1 11
45 #define XFS_CTRUNC2 12
46 #define XFS_CTRUNC3 13
47 #define XFS_CTRUNC4 14
48 #define XFS_CTRUNC5 15
49 #define XFS_CTRUNC6 16
51 #define XFS_INVAL_CACHED 18
52 #define XFS_DIORD_ENTER 19
53 #define XFS_DIOWR_ENTER 20
54 #define XFS_SENDFILE_ENTER 21
55 #define XFS_WRITEPAGE_ENTER 22
56 #define XFS_RELEASEPAGE_ENTER 23
57 #define XFS_INVALIDPAGE_ENTER 24
58 #define XFS_IOMAP_ALLOC_ENTER 25
59 #define XFS_IOMAP_ALLOC_MAP 26
60 #define XFS_IOMAP_UNWRITTEN 27
61 #define XFS_SPLICE_READ_ENTER 28
62 #define XFS_SPLICE_WRITE_ENTER 29
63 extern void xfs_rw_enter_trace(int, struct xfs_iocore *,
64 void *, size_t, loff_t, int);
65 extern void xfs_inval_cached_trace(struct xfs_iocore *,
66 xfs_off_t, xfs_off_t, xfs_off_t, xfs_off_t);
68 #define xfs_rw_enter_trace(tag, io, data, size, offset, ioflags)
69 #define xfs_inval_cached_trace(io, offset, len, first, last)
72 extern int xfsbdstrat(struct xfs_mount *, struct xfs_buf *);
73 extern int xfs_bdstrat_cb(struct xfs_buf *);
74 extern int xfs_dev_is_read_only(struct xfs_mount *, char *);
76 extern int xfs_zero_eof(struct inode *, struct xfs_iocore *, xfs_off_t,
79 #endif /* __XFS_LRW_H__ */