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Merge tag 'pm+acpi-4.6-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
[deliverable/linux.git] / fs / xfs / libxfs / xfs_fs.h
CommitLineData
1da177e4 1/*
7b718769
NS		 2 * Copyright (c) 1995-2005 Silicon Graphics, Inc.
3 * All Rights Reserved.
1da177e4 4 *
7b718769 5 * This program is free software; you can redistribute it and/or
3ddb8fa9
NS		 6 * modify it under the terms of the GNU Lesser General Public License
7 * as published by the Free Software Foundation.
1da177e4 8 *
7b718769
NS		 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
3ddb8fa9 12 * GNU Lesser General Public License for more details.
1da177e4 13 *
3ddb8fa9 14 * You should have received a copy of the GNU Lesser General Public License
7b718769
NS		 15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
1da177e4
LT		 17 */
18#ifndef __XFS_FS_H__
19#define __XFS_FS_H__
20
21/*
22 * SGI's XFS filesystem's major stuff (constants, structures)
23 */
24
1da177e4
LT		 25/*
26 * Direct I/O attribute record used with XFS_IOC_DIOINFO
27 * d_miniosz is the min xfer size, xfer size multiple and file seek offset
28 * alignment.
29 */
30#ifndef HAVE_DIOATTR
31struct dioattr {
32 __u32 d_mem; /* data buffer memory alignment */
33 __u32 d_miniosz; /* min xfer size */
34 __u32 d_maxiosz; /* max xfer size */
35};
36#endif
37
1da177e4
LT		 38/*
39 * Structure for XFS_IOC_GETBMAP.
40 * On input, fill in bmv_offset and bmv_length of the first structure
ba0b92d6
NS		 41 * to indicate the area of interest in the file, and bmv_entries with
42 * the number of array elements given back. The first structure is
43 * updated on return to give the offset and length for the next call.
1da177e4
LT		 44 */
45#ifndef HAVE_GETBMAP
46struct getbmap {
47 __s64 bmv_offset; /* file offset of segment in blocks */
48 __s64 bmv_block; /* starting block (64-bit daddr_t) */
49 __s64 bmv_length; /* length of segment, blocks */
50 __s32 bmv_count; /* # of entries in array incl. 1st */
51 __s32 bmv_entries; /* # of entries filled in (output) */
52};
53#endif
54
55/*
56 * Structure for XFS_IOC_GETBMAPX. Fields bmv_offset through bmv_entries
57 * are used exactly as in the getbmap structure. The getbmapx structure
58 * has additional bmv_iflags and bmv_oflags fields. The bmv_iflags field
59 * is only used for the first structure. It contains input flags
60 * specifying XFS_IOC_GETBMAPX actions. The bmv_oflags field is filled
61 * in by the XFS_IOC_GETBMAPX command for each returned structure after
62 * the first.
63 */
64#ifndef HAVE_GETBMAPX
65struct getbmapx {
66 __s64 bmv_offset; /* file offset of segment in blocks */
67 __s64 bmv_block; /* starting block (64-bit daddr_t) */
68 __s64 bmv_length; /* length of segment, blocks */
69 __s32 bmv_count; /* # of entries in array incl. 1st */
70 __s32 bmv_entries; /* # of entries filled in (output). */
71 __s32 bmv_iflags; /* input flags (1st structure) */
72 __s32 bmv_oflags; /* output flags (after 1st structure)*/
73 __s32 bmv_unused1; /* future use */
74 __s32 bmv_unused2; /* future use */
75};
76#endif
77
78/* bmv_iflags values - set by XFS_IOC_GETBMAPX caller. */
79#define BMV_IF_ATTRFORK 0x1 /* return attr fork rather than data */
80#define BMV_IF_NO_DMAPI_READ 0x2 /* Do not generate DMAPI read event */
81#define BMV_IF_PREALLOC 0x4 /* rtn status BMV_OF_PREALLOC if req */
5af317c9 82#define BMV_IF_DELALLOC 0x8 /* rtn status BMV_OF_DELALLOC if req */
9af25465 83#define BMV_IF_NO_HOLES 0x10 /* Do not return holes */
5af317c9 84#define BMV_IF_VALID \
9af25465
TM		 85 (BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC| \
86 BMV_IF_DELALLOC|BMV_IF_NO_HOLES)
1da177e4 87
411c9403 88/* bmv_oflags values - returned for each non-header segment */
1da177e4 89#define BMV_OF_PREALLOC 0x1 /* segment = unwritten pre-allocation */
5af317c9
ES		 90#define BMV_OF_DELALLOC 0x2 /* segment = delayed allocation */
91#define BMV_OF_LAST 0x4 /* segment is the last in the file */
1da177e4 92
1da177e4
LT		 93/*
94 * Structure for XFS_IOC_FSSETDM.
95 * For use by backup and restore programs to set the XFS on-disk inode
96 * fields di_dmevmask and di_dmstate. These must be set to exactly and
97 * only values previously obtained via xfs_bulkstat! (Specifically the
98 * xfs_bstat_t fields bs_dmevmask and bs_dmstate.)
99 */
100#ifndef HAVE_FSDMIDATA
101struct fsdmidata {
102 __u32 fsd_dmevmask; /* corresponds to di_dmevmask */
103 __u16 fsd_padding;
104 __u16 fsd_dmstate; /* corresponds to di_dmstate */
105};
106#endif
107
108/*
109 * File segment locking set data type for 64 bit access.
110 * Also used for all the RESV/FREE interfaces.
111 */
112typedef struct xfs_flock64 {
113 __s16 l_type;
114 __s16 l_whence;
115 __s64 l_start;
116 __s64 l_len; /* len == 0 means until end of file */
117 __s32 l_sysid;
118 __u32 l_pid;
119 __s32 l_pad[4]; /* reserve area */
120} xfs_flock64_t;
121
122/*
123 * Output for XFS_IOC_FSGEOMETRY_V1
124 */
125typedef struct xfs_fsop_geom_v1 {
126 __u32 blocksize; /* filesystem (data) block size */
127 __u32 rtextsize; /* realtime extent size */
128 __u32 agblocks; /* fsblocks in an AG */
129 __u32 agcount; /* number of allocation groups */
130 __u32 logblocks; /* fsblocks in the log */
131 __u32 sectsize; /* (data) sector size, bytes */
132 __u32 inodesize; /* inode size in bytes */
133 __u32 imaxpct; /* max allowed inode space(%) */
134 __u64 datablocks; /* fsblocks in data subvolume */
135 __u64 rtblocks; /* fsblocks in realtime subvol */
136 __u64 rtextents; /* rt extents in realtime subvol*/
137 __u64 logstart; /* starting fsblock of the log */
138 unsigned char uuid[16]; /* unique id of the filesystem */
139 __u32 sunit; /* stripe unit, fsblocks */
140 __u32 swidth; /* stripe width, fsblocks */
141 __s32 version; /* structure version */
142 __u32 flags; /* superblock version flags */
143 __u32 logsectsize; /* log sector size, bytes */
144 __u32 rtsectsize; /* realtime sector size, bytes */
145 __u32 dirblocksize; /* directory block size, bytes */
146} xfs_fsop_geom_v1_t;
147
148/*
149 * Output for XFS_IOC_FSGEOMETRY
150 */
151typedef struct xfs_fsop_geom {
152 __u32 blocksize; /* filesystem (data) block size */
153 __u32 rtextsize; /* realtime extent size */
154 __u32 agblocks; /* fsblocks in an AG */
155 __u32 agcount; /* number of allocation groups */
156 __u32 logblocks; /* fsblocks in the log */
157 __u32 sectsize; /* (data) sector size, bytes */
158 __u32 inodesize; /* inode size in bytes */
159 __u32 imaxpct; /* max allowed inode space(%) */
160 __u64 datablocks; /* fsblocks in data subvolume */
161 __u64 rtblocks; /* fsblocks in realtime subvol */
162 __u64 rtextents; /* rt extents in realtime subvol*/
163 __u64 logstart; /* starting fsblock of the log */
164 unsigned char uuid[16]; /* unique id of the filesystem */
165 __u32 sunit; /* stripe unit, fsblocks */
166 __u32 swidth; /* stripe width, fsblocks */
167 __s32 version; /* structure version */
168 __u32 flags; /* superblock version flags */
169 __u32 logsectsize; /* log sector size, bytes */
170 __u32 rtsectsize; /* realtime sector size, bytes */
171 __u32 dirblocksize; /* directory block size, bytes */
172 __u32 logsunit; /* log stripe unit, bytes */
173} xfs_fsop_geom_t;
174
175/* Output for XFS_FS_COUNTS */
176typedef struct xfs_fsop_counts {
177 __u64 freedata; /* free data section blocks */
178 __u64 freertx; /* free rt extents */
179 __u64 freeino; /* free inodes */
180 __u64 allocino; /* total allocated inodes */
181} xfs_fsop_counts_t;
182
183/* Input/Output for XFS_GET_RESBLKS and XFS_SET_RESBLKS */
184typedef struct xfs_fsop_resblks {
185 __u64 resblks;
186 __u64 resblks_avail;
187} xfs_fsop_resblks_t;
188
189#define XFS_FSOP_GEOM_VERSION 0
190
191#define XFS_FSOP_GEOM_FLAGS_ATTR 0x0001 /* attributes in use */
192#define XFS_FSOP_GEOM_FLAGS_NLINK 0x0002 /* 32-bit nlink values */
193#define XFS_FSOP_GEOM_FLAGS_QUOTA 0x0004 /* quotas enabled */
194#define XFS_FSOP_GEOM_FLAGS_IALIGN 0x0008 /* inode alignment */
195#define XFS_FSOP_GEOM_FLAGS_DALIGN 0x0010 /* large data alignment */
196#define XFS_FSOP_GEOM_FLAGS_SHARED 0x0020 /* read-only shared */
197#define XFS_FSOP_GEOM_FLAGS_EXTFLG 0x0040 /* special extent flag */
198#define XFS_FSOP_GEOM_FLAGS_DIRV2 0x0080 /* directory version 2 */
199#define XFS_FSOP_GEOM_FLAGS_LOGV2 0x0100 /* log format version 2 */
200#define XFS_FSOP_GEOM_FLAGS_SECTOR 0x0200 /* sector sizes >1BB */
d8cc890d 201#define XFS_FSOP_GEOM_FLAGS_ATTR2 0x0400 /* inline attributes rework */
2900a579 202#define XFS_FSOP_GEOM_FLAGS_PROJID32 0x0800 /* 32-bit project IDs */
69a58a43 203#define XFS_FSOP_GEOM_FLAGS_DIRV2CI 0x1000 /* ASCII only CI names */
92821e2b 204#define XFS_FSOP_GEOM_FLAGS_LAZYSB 0x4000 /* lazy superblock counters */
e7927e87 205#define XFS_FSOP_GEOM_FLAGS_V5SB 0x8000 /* version 5 superblock */
2900a579 206#define XFS_FSOP_GEOM_FLAGS_FTYPE 0x10000 /* inode directory types */
0c153c1e 207#define XFS_FSOP_GEOM_FLAGS_FINOBT 0x20000 /* free inode btree */
502a4e72 208#define XFS_FSOP_GEOM_FLAGS_SPINODES 0x40000 /* sparse inode chunks */
1da177e4
LT		 209
210/*
3e7b91cf
JL		 211 * Minimum and maximum sizes need for growth checks.
212 *
213 * Block counts are in units of filesystem blocks, not basic blocks.
1da177e4
LT		 214 */
215#define XFS_MIN_AG_BLOCKS 64
e1696834
CH		 216#define XFS_MIN_LOG_BLOCKS 512ULL
217#define XFS_MAX_LOG_BLOCKS (1024 * 1024ULL)
218#define XFS_MIN_LOG_BYTES (10 * 1024 * 1024ULL)
219
220/* keep the maximum size under 2^31 by a small amount */
221#define XFS_MAX_LOG_BYTES \
222 ((2 * 1024 * 1024 * 1024ULL) - XFS_MIN_LOG_BYTES)
1da177e4 223
c0e090ce 224/* Used for sanity checks on superblock */
d5cf09ba
CH		 225#define XFS_MAX_DBLOCKS(s) ((xfs_rfsblock_t)(s)->sb_agcount * (s)->sb_agblocks)
226#define XFS_MIN_DBLOCKS(s) ((xfs_rfsblock_t)((s)->sb_agcount - 1) * \
c0e090ce
ES		 227 (s)->sb_agblocks + XFS_MIN_AG_BLOCKS)
228
1da177e4
LT		 229/*
230 * Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT
231 */
232typedef struct xfs_growfs_data {
233 __u64 newblocks; /* new data subvol size, fsblocks */
234 __u32 imaxpct; /* new inode space percentage limit */
235} xfs_growfs_data_t;
236
237typedef struct xfs_growfs_log {
238 __u32 newblocks; /* new log size, fsblocks */
239 __u32 isint; /* 1 if new log is internal */
240} xfs_growfs_log_t;
241
242typedef struct xfs_growfs_rt {
243 __u64 newblocks; /* new realtime size, fsblocks */
244 __u32 extsize; /* new realtime extent size, fsblocks */
245} xfs_growfs_rt_t;
246
247
248/*
249 * Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE
250 */
251typedef struct xfs_bstime {
252 time_t tv_sec; /* seconds */
253 __s32 tv_nsec; /* and nanoseconds */
254} xfs_bstime_t;
255
256typedef struct xfs_bstat {
257 __u64 bs_ino; /* inode number */
258 __u16 bs_mode; /* type and mode */
259 __u16 bs_nlink; /* number of links */
260 __u32 bs_uid; /* user id */
261 __u32 bs_gid; /* group id */
262 __u32 bs_rdev; /* device value */
263 __s32 bs_blksize; /* block size */
264 __s64 bs_size; /* file size */
265 xfs_bstime_t bs_atime; /* access time */
266 xfs_bstime_t bs_mtime; /* modify time */
267 xfs_bstime_t bs_ctime; /* inode change time */
268 int64_t bs_blocks; /* number of blocks */
269 __u32 bs_xflags; /* extended flags */
270 __s32 bs_extsize; /* extent size */
271 __s32 bs_extents; /* number of extents */
272 __u32 bs_gen; /* generation count */
6743099c
AM		 273 __u16 bs_projid_lo; /* lower part of project id */
274#define bs_projid bs_projid_lo /* (previously just bs_projid) */
07000ee6 275 __u16 bs_forkoff; /* inode fork offset in bytes */
6743099c
AM		 276 __u16 bs_projid_hi; /* higher part of project id */
277 unsigned char bs_pad[10]; /* pad space, unused */
1da177e4
LT		 278 __u32 bs_dmevmask; /* DMIG event mask */
279 __u16 bs_dmstate; /* DMIG state info */
280 __u16 bs_aextents; /* attribute number of extents */
281} xfs_bstat_t;
282
d386b32b
DC		 283/*
284 * Project quota id helpers (previously projid was 16bit only
285 * and using two 16bit values to hold new 32bit projid was choosen
286 * to retain compatibility with "old" filesystems).
287 */
288static inline __uint32_t
289bstat_get_projid(struct xfs_bstat *bs)
290{
291 return (__uint32_t)bs->bs_projid_hi << 16 | bs->bs_projid_lo;
292}
293
1da177e4
LT		 294/*
295 * The user-level BulkStat Request interface structure.
296 */
297typedef struct xfs_fsop_bulkreq {
298 __u64 __user *lastip; /* last inode # pointer */
299 __s32 icount; /* count of entries in buffer */
300 void __user *ubuffer;/* user buffer for inode desc. */
301 __s32 __user *ocount; /* output count pointer */
302} xfs_fsop_bulkreq_t;
303
304
305/*
306 * Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS).
307 */
308typedef struct xfs_inogrp {
309 __u64 xi_startino; /* starting inode number */
310 __s32 xi_alloccount; /* # bits set in allocmask */
311 __u64 xi_allocmask; /* mask of allocated inodes */
312} xfs_inogrp_t;
313
314
315/*
316 * Error injection.
317 */
318typedef struct xfs_error_injection {
319 __s32 fd;
320 __s32 errtag;
321} xfs_error_injection_t;
322
323
8ca149de
BF		 324/*
325 * Speculative preallocation trimming.
326 */
327#define XFS_EOFBLOCKS_VERSION 1
b9fe5052 328struct xfs_fs_eofblocks {
8ca149de
BF		 329 __u32 eof_version;
330 __u32 eof_flags;
3e3f9f58
BF		 331 uid_t eof_uid;
332 gid_t eof_gid;
333 prid_t eof_prid;
334 __u32 pad32;
00ca79a0
BF		 335 __u64 eof_min_file_size;
336 __u64 pad64[12];
8ca149de
BF		 337};
338
339/* eof_flags values */
340#define XFS_EOF_FLAGS_SYNC (1 << 0) /* sync/wait mode scan */
3e3f9f58
BF		 341#define XFS_EOF_FLAGS_UID (1 << 1) /* filter by uid */
342#define XFS_EOF_FLAGS_GID (1 << 2) /* filter by gid */
343#define XFS_EOF_FLAGS_PRID (1 << 3) /* filter by project id */
00ca79a0 344#define XFS_EOF_FLAGS_MINFILESIZE (1 << 4) /* filter by min file size */
f4526397
BF		 345#define XFS_EOF_FLAGS_UNION (1 << 5) /* union filter algorithm;
346 * kernel only, not included in
347 * valid mask */
8ca149de 348#define XFS_EOF_FLAGS_VALID \
3e3f9f58
BF		 349 (XFS_EOF_FLAGS_SYNC | \
350 XFS_EOF_FLAGS_UID | \
351 XFS_EOF_FLAGS_GID | \
00ca79a0
BF		 352 XFS_EOF_FLAGS_PRID | \
353 XFS_EOF_FLAGS_MINFILESIZE)
8ca149de
BF		 354
355
1da177e4
LT		 356/*
357 * The user-level Handle Request interface structure.
358 */
359typedef struct xfs_fsop_handlereq {
360 __u32 fd; /* fd for FD_TO_HANDLE */
361 void __user *path; /* user pathname */
362 __u32 oflags; /* open flags */
363 void __user *ihandle;/* user supplied handle */
364 __u32 ihandlen; /* user supplied length */
365 void __user *ohandle;/* user buffer for handle */
366 __u32 __user *ohandlen;/* user buffer length */
367} xfs_fsop_handlereq_t;
368
369/*
370 * Compound structures for passing args through Handle Request interfaces
371 * xfs_fssetdm_by_handle, xfs_attrlist_by_handle, xfs_attrmulti_by_handle
372 * - ioctls: XFS_IOC_FSSETDM_BY_HANDLE, XFS_IOC_ATTRLIST_BY_HANDLE, and
373 * XFS_IOC_ATTRMULTI_BY_HANDLE
374 */
375
376typedef struct xfs_fsop_setdm_handlereq {
377 struct xfs_fsop_handlereq hreq; /* handle information */
378 struct fsdmidata __user *data; /* DMAPI data */
379} xfs_fsop_setdm_handlereq_t;
380
381typedef struct xfs_attrlist_cursor {
382 __u32 opaque[4];
383} xfs_attrlist_cursor_t;
384
385typedef struct xfs_fsop_attrlist_handlereq {
386 struct xfs_fsop_handlereq hreq; /* handle interface structure */
387 struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */
388 __u32 flags; /* which namespace to use */
389 __u32 buflen; /* length of buffer supplied */
390 void __user *buffer; /* returned names */
391} xfs_fsop_attrlist_handlereq_t;
392
393typedef struct xfs_attr_multiop {
394 __u32 am_opcode;
e182f57a
CH		 395#define ATTR_OP_GET 1 /* return the indicated attr's value */
396#define ATTR_OP_SET 2 /* set/create the indicated attr/value pair */
397#define ATTR_OP_REMOVE 3 /* remove the indicated attr */
1da177e4
LT		 398 __s32 am_error;
399 void __user *am_attrname;
400 void __user *am_attrvalue;
401 __u32 am_length;
402 __u32 am_flags;
403} xfs_attr_multiop_t;
404
405typedef struct xfs_fsop_attrmulti_handlereq {
406 struct xfs_fsop_handlereq hreq; /* handle interface structure */
407 __u32 opcount;/* count of following multiop */
408 struct xfs_attr_multiop __user *ops; /* attr_multi data */
409} xfs_fsop_attrmulti_handlereq_t;
410
411/*
412 * per machine unique filesystem identifier types.
413 */
414typedef struct { __u32 val[2]; } xfs_fsid_t; /* file system id type */
415
1da177e4 416typedef struct xfs_fid {
c6143911
CH		 417 __u16 fid_len; /* length of remainder */
418 __u16 fid_pad;
419 __u32 fid_gen; /* generation number */
420 __u64 fid_ino; /* 64 bits inode number */
1da177e4
LT		 421} xfs_fid_t;
422
1da177e4
LT		 423typedef struct xfs_handle {
424 union {
425 __s64 align; /* force alignment of ha_fid */
426 xfs_fsid_t _ha_fsid; /* unique file system identifier */
427 } ha_u;
428 xfs_fid_t ha_fid; /* file system specific file ID */
429} xfs_handle_t;
430#define ha_fsid ha_u._ha_fsid
431
c6143911 432#define XFS_HSIZE(handle) (((char *) &(handle).ha_fid.fid_pad \
1da177e4 433 - (char *) &(handle)) \
c6143911 434 + (handle).ha_fid.fid_len)
1da177e4 435
a133d952
DC		 436/*
437 * Structure passed to XFS_IOC_SWAPEXT
438 */
439typedef struct xfs_swapext
440{
441 __int64_t sx_version; /* version */
442#define XFS_SX_VERSION 0
443 __int64_t sx_fdtarget; /* fd of target file */
444 __int64_t sx_fdtmp; /* fd of tmp file */
445 xfs_off_t sx_offset; /* offset into file */
446 xfs_off_t sx_length; /* leng from offset */
447 char sx_pad[16]; /* pad space, unused */
448 xfs_bstat_t sx_stat; /* stat of target b4 copy */
449} xfs_swapext_t;
450
3f89243c 451/*
1da177e4
LT		 452 * Flags for going down operation
453 */
454#define XFS_FSOP_GOING_FLAGS_DEFAULT 0x0 /* going down */
455#define XFS_FSOP_GOING_FLAGS_LOGFLUSH 0x1 /* flush log but not data */
456#define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH 0x2 /* don't flush log nor data */
457
4e247614
JT		 458/*
459 * ioctl limits
460 */
461#ifdef XATTR_LIST_MAX
462# define XFS_XATTR_LIST_MAX XATTR_LIST_MAX
463#else
464# define XFS_XATTR_LIST_MAX 65536
465#endif
466
467
1da177e4
LT		 468/*
469 * ioctl commands that are used by Linux filesystems
470 */
bc58f9bb
ES		 471#define XFS_IOC_GETXFLAGS FS_IOC_GETFLAGS
472#define XFS_IOC_SETXFLAGS FS_IOC_SETFLAGS
473#define XFS_IOC_GETVERSION FS_IOC_GETVERSION
1da177e4
LT		 474
475/*
476 * ioctl commands that replace IRIX fcntl()'s
477 * For 'documentation' purposed more than anything else,
478 * the "cmd #" field reflects the IRIX fcntl number.
479 */
480#define XFS_IOC_ALLOCSP _IOW ('X', 10, struct xfs_flock64)
481#define XFS_IOC_FREESP _IOW ('X', 11, struct xfs_flock64)
482#define XFS_IOC_DIOINFO _IOR ('X', 30, struct dioattr)
334e580a
DC		 483#define XFS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
484#define XFS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
1da177e4
LT		 485#define XFS_IOC_ALLOCSP64 _IOW ('X', 36, struct xfs_flock64)
486#define XFS_IOC_FREESP64 _IOW ('X', 37, struct xfs_flock64)
487#define XFS_IOC_GETBMAP _IOWR('X', 38, struct getbmap)
488#define XFS_IOC_FSSETDM _IOW ('X', 39, struct fsdmidata)
489#define XFS_IOC_RESVSP _IOW ('X', 40, struct xfs_flock64)
490#define XFS_IOC_UNRESVSP _IOW ('X', 41, struct xfs_flock64)
491#define XFS_IOC_RESVSP64 _IOW ('X', 42, struct xfs_flock64)
492#define XFS_IOC_UNRESVSP64 _IOW ('X', 43, struct xfs_flock64)
493#define XFS_IOC_GETBMAPA _IOWR('X', 44, struct getbmap)
494#define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr)
495/* XFS_IOC_SETBIOSIZE ---- deprecated 46 */
496/* XFS_IOC_GETBIOSIZE ---- deprecated 47 */
497#define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap)
44722352 498#define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64)
b771af2f 499#define XFS_IOC_FREE_EOFBLOCKS _IOR ('X', 58, struct xfs_fs_eofblocks)
1da177e4
LT		 500
501/*
502 * ioctl commands that replace IRIX syssgi()'s
503 */
504#define XFS_IOC_FSGEOMETRY_V1 _IOR ('X', 100, struct xfs_fsop_geom_v1)
505#define XFS_IOC_FSBULKSTAT _IOWR('X', 101, struct xfs_fsop_bulkreq)
506#define XFS_IOC_FSBULKSTAT_SINGLE _IOWR('X', 102, struct xfs_fsop_bulkreq)
507#define XFS_IOC_FSINUMBERS _IOWR('X', 103, struct xfs_fsop_bulkreq)
508#define XFS_IOC_PATH_TO_FSHANDLE _IOWR('X', 104, struct xfs_fsop_handlereq)
509#define XFS_IOC_PATH_TO_HANDLE _IOWR('X', 105, struct xfs_fsop_handlereq)
510#define XFS_IOC_FD_TO_HANDLE _IOWR('X', 106, struct xfs_fsop_handlereq)
511#define XFS_IOC_OPEN_BY_HANDLE _IOWR('X', 107, struct xfs_fsop_handlereq)
512#define XFS_IOC_READLINK_BY_HANDLE _IOWR('X', 108, struct xfs_fsop_handlereq)
513#define XFS_IOC_SWAPEXT _IOWR('X', 109, struct xfs_swapext)
514#define XFS_IOC_FSGROWFSDATA _IOW ('X', 110, struct xfs_growfs_data)
515#define XFS_IOC_FSGROWFSLOG _IOW ('X', 111, struct xfs_growfs_log)
516#define XFS_IOC_FSGROWFSRT _IOW ('X', 112, struct xfs_growfs_rt)
517#define XFS_IOC_FSCOUNTS _IOR ('X', 113, struct xfs_fsop_counts)
518#define XFS_IOC_SET_RESBLKS _IOWR('X', 114, struct xfs_fsop_resblks)
519#define XFS_IOC_GET_RESBLKS _IOR ('X', 115, struct xfs_fsop_resblks)
520#define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection)
521#define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection)
522/* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */
d386b32b 523
8e961870
TS		 524/* XFS_IOC_FREEZE -- FIFREEZE 119 */
525/* XFS_IOC_THAW -- FITHAW 120 */
d386b32b
DC		 526#ifndef FIFREEZE
527#define XFS_IOC_FREEZE _IOWR('X', 119, int)
528#define XFS_IOC_THAW _IOWR('X', 120, int)
529#endif
530
1da177e4
LT		 531#define XFS_IOC_FSSETDM_BY_HANDLE _IOW ('X', 121, struct xfs_fsop_setdm_handlereq)
532#define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq)
533#define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq)
534#define XFS_IOC_FSGEOMETRY _IOR ('X', 124, struct xfs_fsop_geom)
535#define XFS_IOC_GOINGDOWN _IOR ('X', 125, __uint32_t)
536/* XFS_IOC_GETFSUUID ---------- deprecated 140 */
537
538
539#ifndef HAVE_BBMACROS
540/*
541 * Block I/O parameterization. A basic block (BB) is the lowest size of
542 * filesystem allocation, and must equal 512. Length units given to bio
543 * routines are in BB's.
544 */
545#define BBSHIFT 9
546#define BBSIZE (1<<BBSHIFT)
547#define BBMASK (BBSIZE-1)
548#define BTOBB(bytes) (((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT)
549#define BTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT)
550#define BBTOB(bbs) ((bbs) << BBSHIFT)
551#endif
552
553#endif /* __XFS_FS_H__ */
Linux kernel - Deliverables
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