]>
Commit | Line | Data |
---|---|---|
2bd0ea18 | 1 | /* |
854f7c66 | 2 | * Copyright (c) 1995-2002 Silicon Graphics, Inc. All Rights Reserved. |
a32ec6a8 | 3 | * |
2bd0ea18 | 4 | * This program is free software; you can redistribute it and/or modify it |
a32ec6a8 DR |
5 | * under the terms of version 2.1 of the GNU Lesser General Public License |
6 | * as published by the Free Software Foundation. | |
7 | * | |
2bd0ea18 NS |
8 | * This program is distributed in the hope that it would be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
a32ec6a8 | 11 | * |
2bd0ea18 NS |
12 | * Further, this software is distributed without any warranty that it is |
13 | * free of the rightful claim of any third person regarding infringement | |
14 | * or the like. Any license provided herein, whether implied or | |
15 | * otherwise, applies only to this software file. Patent licenses, if | |
16 | * any, provided herein do not apply to combinations of this program with | |
17 | * other software, or any other product whatsoever. | |
a32ec6a8 DR |
18 | * |
19 | * You should have received a copy of the GNU Lesser General Public | |
20 | * License along with this program; if not, write the Free Software | |
21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, | |
22 | * USA. | |
23 | * | |
2bd0ea18 NS |
24 | * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, |
25 | * Mountain View, CA 94043, or: | |
a32ec6a8 DR |
26 | * |
27 | * http://www.sgi.com | |
28 | * | |
29 | * For further information regarding this notice, see: | |
30 | * | |
2bd0ea18 NS |
31 | * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ |
32 | */ | |
33 | #ifndef _LINUX_XFS_FS_H | |
34 | #define _LINUX_XFS_FS_H | |
35 | ||
36 | #include <linux/types.h> | |
37 | #include <asm/ioctl.h> | |
38 | ||
39 | ||
40 | /* | |
41 | * SGI's XFS filesystem's major stuff (constants, structures) | |
42 | */ | |
43 | ||
44 | #define XFS_SUPER_MAGIC 0x58465342 | |
45 | #define XFS_NAME "xfs" | |
46 | ||
2bd0ea18 | 47 | /* |
8c4a2bb0 | 48 | * Direct I/O attribute record used with XFS_IOC_DIOINFO |
2bd0ea18 NS |
49 | * d_miniosz is the min xfer size, xfer size multiple and file seek offset |
50 | * alignment. | |
51 | */ | |
52 | struct dioattr { | |
53 | __u32 d_mem; /* data buffer memory alignment */ | |
54 | __u32 d_miniosz; /* min xfer size */ | |
55 | __u32 d_maxiosz; /* max xfer size */ | |
56 | }; | |
57 | ||
58 | /* | |
8c4a2bb0 | 59 | * Structure for XFS_IOC_FSGETXATTR[A] and XFS_IOC_FSSETXATTR. |
2bd0ea18 NS |
60 | */ |
61 | struct fsxattr { | |
62 | __u32 fsx_xflags; /* xflags field value (get/set) */ | |
63 | __u32 fsx_extsize; /* extsize field value (get/set)*/ | |
64 | __u32 fsx_nextents; /* nextents field value (get) */ | |
65 | unsigned char fsx_pad[16]; | |
66 | }; | |
67 | ||
68 | /* | |
69 | * Flags for the bs_xflags/fsx_xflags field | |
70 | * There should be a one-to-one correspondence between these flags and the | |
71 | * XFS_DIFLAG_s. | |
72 | */ | |
73 | #define XFS_XFLAG_REALTIME 0x00000001 | |
74 | #define XFS_XFLAG_PREALLOC 0x00000002 | |
75 | #define XFS_XFLAG_HASATTR 0x80000000 /* no DIFLAG for this */ | |
76 | #define XFS_XFLAG_ALL \ | |
77 | ( XFS_XFLAG_REALTIME|XFS_XFLAG_PREALLOC|XFS_XFLAG_HASATTR ) | |
78 | ||
79 | ||
80 | /* | |
8c4a2bb0 | 81 | * Structure for XFS_IOC_GETBMAP. |
2bd0ea18 NS |
82 | * On input, fill in bmv_offset and bmv_length of the first structure |
83 | * to indicate the area of interest in the file, and bmv_entry with the | |
84 | * number of array elements given. The first structure is updated on | |
85 | * return to give the offset and length for the next call. | |
86 | */ | |
87 | struct getbmap { | |
88 | __s64 bmv_offset; /* file offset of segment in blocks */ | |
89 | __s64 bmv_block; /* starting block (64-bit daddr_t) */ | |
90 | __s64 bmv_length; /* length of segment, blocks */ | |
91 | __s32 bmv_count; /* # of entries in array incl. 1st */ | |
92 | __s32 bmv_entries; /* # of entries filled in (output) */ | |
93 | }; | |
94 | ||
95 | /* | |
8c4a2bb0 | 96 | * Structure for XFS_IOC_GETBMAPX. Fields bmv_offset through bmv_entries |
2bd0ea18 NS |
97 | * are used exactly as in the getbmap structure. The getbmapx structure |
98 | * has additional bmv_iflags and bmv_oflags fields. The bmv_iflags field | |
99 | * is only used for the first structure. It contains input flags | |
8c4a2bb0 NS |
100 | * specifying XFS_IOC_GETBMAPX actions. The bmv_oflags field is filled |
101 | * in by the XFS_IOC_GETBMAPX command for each returned structure after | |
102 | * the first. | |
2bd0ea18 NS |
103 | */ |
104 | struct getbmapx { | |
105 | __s64 bmv_offset; /* file offset of segment in blocks */ | |
106 | __s64 bmv_block; /* starting block (64-bit daddr_t) */ | |
107 | __s64 bmv_length; /* length of segment, blocks */ | |
108 | __s32 bmv_count; /* # of entries in array incl. 1st */ | |
109 | __s32 bmv_entries; /* # of entries filled in (output). */ | |
110 | __s32 bmv_iflags; /* input flags (1st structure) */ | |
111 | __s32 bmv_oflags; /* output flags (after 1st structure)*/ | |
112 | __s32 bmv_unused1; /* future use */ | |
113 | __s32 bmv_unused2; /* future use */ | |
114 | }; | |
115 | ||
8c4a2bb0 | 116 | /* bmv_iflags values - set by XFS_IOC_GETBMAPX caller. */ |
2bd0ea18 NS |
117 | #define BMV_IF_ATTRFORK 0x1 /* return attr fork rather than data */ |
118 | #define BMV_IF_NO_DMAPI_READ 0x2 /* Do not generate DMAPI read event */ | |
119 | #define BMV_IF_PREALLOC 0x4 /* rtn status BMV_OF_PREALLOC if req */ | |
2bd0ea18 | 120 | #define BMV_IF_VALID (BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC) |
8c4a2bb0 NS |
121 | #ifdef __KERNEL__ |
122 | #define BMV_IF_EXTENDED 0x40000000 /* getpmapx if set */ | |
123 | #endif | |
2bd0ea18 | 124 | |
8c4a2bb0 | 125 | /* bmv_oflags values - returned for for each non-header segment */ |
2bd0ea18 NS |
126 | #define BMV_OF_PREALLOC 0x1 /* segment = unwritten pre-allocation */ |
127 | ||
128 | /* Convert getbmap <-> getbmapx - move fields from p1 to p2. */ | |
2bd0ea18 NS |
129 | #define GETBMAP_CONVERT(p1,p2) { \ |
130 | p2.bmv_offset = p1.bmv_offset; \ | |
131 | p2.bmv_block = p1.bmv_block; \ | |
132 | p2.bmv_length = p1.bmv_length; \ | |
133 | p2.bmv_count = p1.bmv_count; \ | |
134 | p2.bmv_entries = p1.bmv_entries; } | |
135 | ||
2bd0ea18 NS |
136 | |
137 | /* | |
e1864286 | 138 | * Structure for XFS_IOC_FSSETDM. |
2bd0ea18 NS |
139 | * For use by backup and restore programs to set the XFS on-disk inode |
140 | * fields di_dmevmask and di_dmstate. These must be set to exactly and | |
141 | * only values previously obtained via xfs_bulkstat! (Specifically the | |
142 | * xfs_bstat_t fields bs_dmevmask and bs_dmstate.) | |
143 | */ | |
144 | struct fsdmidata { | |
578f5654 | 145 | __u32 fsd_dmevmask; /* corresponds to di_dmevmask */ |
2bd0ea18 NS |
146 | __u16 fsd_padding; |
147 | __u16 fsd_dmstate; /* corresponds to di_dmstate */ | |
148 | }; | |
149 | ||
150 | /* | |
151 | * File segment locking set data type for 64 bit access. | |
152 | * Also used for all the RESV/FREE interfaces. | |
153 | */ | |
154 | typedef struct xfs_flock64 { | |
155 | __s16 l_type; | |
156 | __s16 l_whence; | |
157 | __s64 l_start; | |
158 | __s64 l_len; /* len == 0 means until end of file */ | |
159 | __s32 l_sysid; | |
160 | pid_t l_pid; | |
161 | __s32 l_pad[4]; /* reserve area */ | |
162 | } xfs_flock64_t; | |
163 | ||
73bf5988 SL |
164 | /* |
165 | * Output for XFS_IOC_FSGEOMETRY_V1 | |
166 | */ | |
167 | typedef struct xfs_fsop_geom_v1 { | |
168 | __u32 blocksize; /* filesystem (data) block size */ | |
169 | __u32 rtextsize; /* realtime extent size */ | |
170 | __u32 agblocks; /* fsblocks in an AG */ | |
171 | __u32 agcount; /* number of allocation groups */ | |
172 | __u32 logblocks; /* fsblocks in the log */ | |
173 | __u32 sectsize; /* (data) sector size, bytes */ | |
174 | __u32 inodesize; /* inode size in bytes */ | |
175 | __u32 imaxpct; /* max allowed inode space(%) */ | |
176 | __u64 datablocks; /* fsblocks in data subvolume */ | |
177 | __u64 rtblocks; /* fsblocks in realtime subvol */ | |
178 | __u64 rtextents; /* rt extents in realtime subvol*/ | |
179 | __u64 logstart; /* starting fsblock of the log */ | |
180 | unsigned char uuid[16]; /* unique id of the filesystem */ | |
181 | __u32 sunit; /* stripe unit, fsblocks */ | |
182 | __u32 swidth; /* stripe width, fsblocks */ | |
183 | __s32 version; /* structure version */ | |
184 | __u32 flags; /* superblock version flags */ | |
185 | __u32 logsectsize; /* log sector size, bytes */ | |
186 | __u32 rtsectsize; /* realtime sector size, bytes */ | |
187 | __u32 dirblocksize; /* directory block size, bytes */ | |
188 | } xfs_fsop_geom_v1_t; | |
189 | ||
2bd0ea18 NS |
190 | /* |
191 | * Output for XFS_IOC_FSGEOMETRY | |
192 | */ | |
193 | typedef struct xfs_fsop_geom { | |
194 | __u32 blocksize; /* filesystem (data) block size */ | |
195 | __u32 rtextsize; /* realtime extent size */ | |
196 | __u32 agblocks; /* fsblocks in an AG */ | |
197 | __u32 agcount; /* number of allocation groups */ | |
198 | __u32 logblocks; /* fsblocks in the log */ | |
199 | __u32 sectsize; /* (data) sector size, bytes */ | |
200 | __u32 inodesize; /* inode size in bytes */ | |
201 | __u32 imaxpct; /* max allowed inode space(%) */ | |
202 | __u64 datablocks; /* fsblocks in data subvolume */ | |
203 | __u64 rtblocks; /* fsblocks in realtime subvol */ | |
204 | __u64 rtextents; /* rt extents in realtime subvol*/ | |
205 | __u64 logstart; /* starting fsblock of the log */ | |
206 | unsigned char uuid[16]; /* unique id of the filesystem */ | |
207 | __u32 sunit; /* stripe unit, fsblocks */ | |
208 | __u32 swidth; /* stripe width, fsblocks */ | |
209 | __s32 version; /* structure version */ | |
210 | __u32 flags; /* superblock version flags */ | |
211 | __u32 logsectsize; /* log sector size, bytes */ | |
212 | __u32 rtsectsize; /* realtime sector size, bytes */ | |
213 | __u32 dirblocksize; /* directory block size, bytes */ | |
73bf5988 | 214 | __u32 logsunit; /* log stripe unit, bytes */ |
2bd0ea18 NS |
215 | } xfs_fsop_geom_t; |
216 | ||
217 | /* Output for XFS_FS_COUNTS */ | |
218 | typedef struct xfs_fsop_counts { | |
219 | __u64 freedata; /* free data section blocks */ | |
220 | __u64 freertx; /* free rt extents */ | |
221 | __u64 freeino; /* free inodes */ | |
222 | __u64 allocino; /* total allocated inodes */ | |
223 | } xfs_fsop_counts_t; | |
224 | ||
225 | /* Input/Output for XFS_GET_RESBLKS and XFS_SET_RESBLKS */ | |
226 | typedef struct xfs_fsop_resblks { | |
227 | __u64 resblks; | |
228 | __u64 resblks_avail; | |
229 | } xfs_fsop_resblks_t; | |
230 | ||
231 | #define XFS_FSOP_GEOM_VERSION 0 | |
232 | ||
233 | #define XFS_FSOP_GEOM_FLAGS_ATTR 0x01 /* attributes in use */ | |
234 | #define XFS_FSOP_GEOM_FLAGS_NLINK 0x02 /* 32-bit nlink values */ | |
235 | #define XFS_FSOP_GEOM_FLAGS_QUOTA 0x04 /* quotas enabled */ | |
236 | #define XFS_FSOP_GEOM_FLAGS_IALIGN 0x08 /* inode alignment */ | |
237 | #define XFS_FSOP_GEOM_FLAGS_DALIGN 0x10 /* large data alignment */ | |
238 | #define XFS_FSOP_GEOM_FLAGS_SHARED 0x20 /* read-only shared */ | |
239 | #define XFS_FSOP_GEOM_FLAGS_EXTFLG 0x40 /* special extent flag */ | |
240 | #define XFS_FSOP_GEOM_FLAGS_DIRV2 0x80 /* directory version 2 */ | |
73bf5988 | 241 | #define XFS_FSOP_GEOM_FLAGS_LOGV2 0x100 /* log format version 2 */ |
2bd0ea18 NS |
242 | |
243 | ||
244 | /* | |
245 | * Minimum and maximum sizes need for growth checks | |
246 | */ | |
247 | #define XFS_MIN_AG_BLOCKS 64 | |
248 | #define XFS_MIN_LOG_BLOCKS 512 | |
249 | #define XFS_MAX_LOG_BLOCKS (64 * 1024) | |
250 | #define XFS_MIN_LOG_BYTES (256 * 1024) | |
251 | #define XFS_MAX_LOG_BYTES (128 * 1024 * 1024) | |
252 | ||
253 | /* | |
8c4a2bb0 | 254 | * Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT |
2bd0ea18 NS |
255 | */ |
256 | typedef struct xfs_growfs_data { | |
257 | __u64 newblocks; /* new data subvol size, fsblocks */ | |
258 | __u32 imaxpct; /* new inode space percentage limit */ | |
259 | } xfs_growfs_data_t; | |
260 | ||
2bd0ea18 NS |
261 | typedef struct xfs_growfs_log { |
262 | __u32 newblocks; /* new log size, fsblocks */ | |
263 | __u32 isint; /* 1 if new log is internal */ | |
264 | } xfs_growfs_log_t; | |
265 | ||
2bd0ea18 NS |
266 | typedef struct xfs_growfs_rt { |
267 | __u64 newblocks; /* new realtime size, fsblocks */ | |
268 | __u32 extsize; /* new realtime extent size, fsblocks */ | |
269 | } xfs_growfs_rt_t; | |
270 | ||
271 | ||
272 | /* | |
273 | * Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE | |
274 | */ | |
275 | typedef struct xfs_bstime { | |
276 | time_t tv_sec; /* seconds */ | |
277 | __s32 tv_nsec; /* and nanoseconds */ | |
278 | } xfs_bstime_t; | |
279 | ||
280 | typedef struct xfs_bstat { | |
281 | __u64 bs_ino; /* inode number */ | |
282 | __u16 bs_mode; /* type and mode */ | |
283 | __u16 bs_nlink; /* number of links */ | |
284 | __u32 bs_uid; /* user id */ | |
285 | __u32 bs_gid; /* group id */ | |
286 | __u32 bs_rdev; /* device value */ | |
287 | __s32 bs_blksize; /* block size */ | |
288 | __s64 bs_size; /* file size */ | |
289 | xfs_bstime_t bs_atime; /* access time */ | |
290 | xfs_bstime_t bs_mtime; /* modify time */ | |
291 | xfs_bstime_t bs_ctime; /* inode change time */ | |
292 | int64_t bs_blocks; /* number of blocks */ | |
293 | __u32 bs_xflags; /* extended flags */ | |
294 | __s32 bs_extsize; /* extent size */ | |
295 | __s32 bs_extents; /* number of extents */ | |
296 | __u32 bs_gen; /* generation count */ | |
297 | __u16 bs_projid; /* project id */ | |
298 | unsigned char bs_pad[14]; /* pad space, unused */ | |
299 | __u32 bs_dmevmask; /* DMIG event mask */ | |
300 | __u16 bs_dmstate; /* DMIG state info */ | |
301 | __u16 bs_aextents; /* attribute number of extents */ | |
302 | } xfs_bstat_t; | |
303 | ||
304 | /* | |
305 | * The user-level BulkStat Request interface structure. | |
306 | */ | |
307 | typedef struct xfs_fsop_bulkreq { | |
308 | __u64 *lastip; /* last inode # pointer */ | |
309 | __s32 icount; /* count of entries in buffer */ | |
310 | void *ubuffer; /* user buffer for inode desc. */ | |
311 | __s32 *ocount; /* output count pointer */ | |
312 | } xfs_fsop_bulkreq_t; | |
313 | ||
314 | ||
315 | /* | |
8c4a2bb0 | 316 | * Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS). |
2bd0ea18 NS |
317 | */ |
318 | typedef struct xfs_inogrp { | |
319 | __u64 xi_startino; /* starting inode number */ | |
320 | __s32 xi_alloccount; /* # bits set in allocmask */ | |
321 | __u64 xi_allocmask; /* mask of allocated inodes */ | |
322 | } xfs_inogrp_t; | |
323 | ||
324 | ||
8c4a2bb0 NS |
325 | /* |
326 | * Error injection. | |
327 | */ | |
328 | typedef struct xfs_error_injection { | |
329 | __s32 fd; | |
330 | __s32 errtag; | |
331 | } xfs_error_injection_t; | |
332 | ||
333 | ||
2bd0ea18 NS |
334 | /* |
335 | * The user-level Handle Request interface structure. | |
336 | */ | |
337 | typedef struct xfs_fsop_handlereq { | |
338 | __u32 fd; /* fd for FD_TO_HANDLE */ | |
339 | void *path; /* user pathname */ | |
340 | __u32 oflags; /* open flags */ | |
341 | void *ihandle; /* user supplied handle */ | |
342 | __u32 ihandlen; /* user supplied length */ | |
343 | void *ohandle; /* user buffer for handle */ | |
344 | __u32 *ohandlen; /* user buffer length */ | |
345 | } xfs_fsop_handlereq_t; | |
346 | ||
2bd0ea18 | 347 | /* |
8c4a2bb0 NS |
348 | * Compound structures for passing args through Handle Request interfaces |
349 | * xfs_fssetdm_by_handle, xfs_attrlist_by_handle, xfs_attrmulti_by_handle | |
350 | * - ioctls: XFS_IOC_FSSETDM_BY_HANDLE, XFS_IOC_ATTRLIST_BY_HANDLE, and | |
351 | * XFS_IOC_ATTRMULTI_BY_HANDLE | |
2bd0ea18 | 352 | */ |
8c4a2bb0 NS |
353 | |
354 | typedef struct xfs_fsop_setdm_handlereq { | |
355 | struct xfs_fsop_handlereq hreq; /* handle interface structure */ | |
356 | struct fsdmidata *data; /* DMAPI data to set */ | |
357 | } xfs_fsop_setdm_handlereq_t; | |
358 | ||
359 | typedef struct xfs_attrlist_cursor { | |
360 | __u32 opaque[4]; | |
361 | } xfs_attrlist_cursor_t; | |
362 | ||
363 | typedef struct xfs_fsop_attrlist_handlereq { | |
364 | struct xfs_fsop_handlereq hreq; /* handle interface structure */ | |
365 | struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */ | |
366 | __u32 flags; /* flags, use ROOT/USER names */ | |
367 | __u32 buflen; /* length of buffer supplied */ | |
368 | void *buffer; /* attrlist data to return */ | |
369 | } xfs_fsop_attrlist_handlereq_t; | |
370 | ||
371 | typedef struct xfs_attr_multiop { | |
372 | __u32 am_opcode; | |
373 | __s32 am_error; | |
374 | void *am_attrname; | |
375 | void *am_attrvalue; | |
376 | __u32 am_length; | |
377 | __u32 am_flags; | |
378 | } xfs_attr_multiop_t; | |
379 | ||
380 | typedef struct xfs_fsop_attrmulti_handlereq { | |
381 | struct xfs_fsop_handlereq hreq; /* handle interface structure */ | |
382 | __u32 opcount; /* count of following multiop */ | |
383 | struct xfs_attr_multiop *ops; /* attr_multi data to get/set */ | |
384 | } xfs_fsop_attrmulti_handlereq_t; | |
2bd0ea18 NS |
385 | |
386 | /* | |
387 | * File system identifier. Should be unique (at least per machine). | |
388 | */ | |
389 | typedef struct { | |
390 | __u32 val[2]; /* file system id type */ | |
391 | } xfs_fsid_t; | |
392 | ||
393 | /* | |
394 | * File identifier. Should be unique per filesystem on a single machine. | |
395 | * This is typically called by a stateless file server in order to generate | |
396 | * "file handles". | |
397 | */ | |
398 | #define MAXFIDSZ 46 | |
2bd0ea18 NS |
399 | typedef struct fid { |
400 | __u16 fid_len; /* length of data in bytes */ | |
401 | unsigned char fid_data[MAXFIDSZ]; /* data (variable length) */ | |
402 | } fid_t; | |
403 | ||
404 | typedef struct xfs_fid { | |
405 | __u16 xfs_fid_len; /* length of remainder */ | |
406 | __u16 xfs_fid_pad; | |
407 | __u32 xfs_fid_gen; /* generation number */ | |
408 | __u64 xfs_fid_ino; /* 64 bits inode number */ | |
409 | } xfs_fid_t; | |
410 | ||
411 | typedef struct xfs_fid2 { | |
412 | __u16 fid_len; /* length of remainder */ | |
413 | __u16 fid_pad; /* padding, must be zero */ | |
414 | __u32 fid_gen; /* generation number */ | |
415 | __u64 fid_ino; /* inode number */ | |
416 | } xfs_fid2_t; | |
417 | ||
418 | typedef struct xfs_handle { | |
419 | union { | |
420 | __s64 align; /* force alignment of ha_fid */ | |
421 | xfs_fsid_t _ha_fsid; /* unique file system identifier */ | |
422 | } ha_u; | |
423 | xfs_fid_t ha_fid; /* file system specific file ID */ | |
424 | } xfs_handle_t; | |
2bd0ea18 NS |
425 | #define ha_fsid ha_u._ha_fsid |
426 | ||
427 | #define XFS_HSIZE(handle) (((char *) &(handle).ha_fid.xfs_fid_pad \ | |
428 | - (char *) &(handle)) \ | |
429 | + (handle).ha_fid.xfs_fid_len) | |
430 | ||
431 | #define XFS_HANDLE_CMP(h1, h2) bcmp(h1, h2, sizeof (xfs_handle_t)) | |
432 | ||
433 | #define FSHSIZE sizeof (fsid_t) | |
434 | ||
435 | ||
436 | /* | |
437 | * ioctl commands that replace IRIX fcntl()'s | |
438 | * For 'documentation' purposed more than anything else, | |
439 | * the "cmd #" field reflects the IRIX fcntl number. | |
440 | */ | |
441 | #define XFS_IOC_ALLOCSP _IOW ('X', 10, struct xfs_flock64) | |
442 | #define XFS_IOC_FREESP _IOW ('X', 11, struct xfs_flock64) | |
443 | #define XFS_IOC_DIOINFO _IOR ('X', 30, struct dioattr) | |
444 | #define XFS_IOC_FSGETXATTR _IOR ('X', 31, struct fsxattr) | |
445 | #define XFS_IOC_FSSETXATTR _IOW ('X', 32, struct fsxattr) | |
446 | #define XFS_IOC_ALLOCSP64 _IOW ('X', 36, struct xfs_flock64) | |
447 | #define XFS_IOC_FREESP64 _IOW ('X', 37, struct xfs_flock64) | |
448 | #define XFS_IOC_GETBMAP _IOWR('X', 38, struct getbmap) | |
449 | #define XFS_IOC_FSSETDM _IOW ('X', 39, struct fsdmidata) | |
450 | #define XFS_IOC_RESVSP _IOW ('X', 40, struct xfs_flock64) | |
451 | #define XFS_IOC_UNRESVSP _IOW ('X', 41, struct xfs_flock64) | |
452 | #define XFS_IOC_RESVSP64 _IOW ('X', 42, struct xfs_flock64) | |
453 | #define XFS_IOC_UNRESVSP64 _IOW ('X', 43, struct xfs_flock64) | |
454 | #define XFS_IOC_GETBMAPA _IOWR('X', 44, struct getbmap) | |
455 | #define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr) | |
13f0b353 NS |
456 | /* XFS_IOC_SETBIOSIZE ---- deprecated 46 */ |
457 | /* XFS_IOC_GETBIOSIZE ---- deprecated 47 */ | |
2bd0ea18 NS |
458 | #define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap) |
459 | ||
460 | /* | |
461 | * ioctl commands that replace IRIX syssgi()'s | |
462 | */ | |
73bf5988 | 463 | #define XFS_IOC_FSGEOMETRY_V1 _IOR ('X', 100, struct xfs_fsop_geom_v1) |
2bd0ea18 NS |
464 | #define XFS_IOC_FSBULKSTAT _IOWR('X', 101, struct xfs_fsop_bulkreq) |
465 | #define XFS_IOC_FSBULKSTAT_SINGLE _IOWR('X', 102, struct xfs_fsop_bulkreq) | |
466 | #define XFS_IOC_FSINUMBERS _IOWR('X', 103, struct xfs_fsop_bulkreq) | |
467 | #define XFS_IOC_PATH_TO_FSHANDLE _IOWR('X', 104, struct xfs_fsop_handlereq) | |
468 | #define XFS_IOC_PATH_TO_HANDLE _IOWR('X', 105, struct xfs_fsop_handlereq) | |
469 | #define XFS_IOC_FD_TO_HANDLE _IOWR('X', 106, struct xfs_fsop_handlereq) | |
470 | #define XFS_IOC_OPEN_BY_HANDLE _IOWR('X', 107, struct xfs_fsop_handlereq) | |
471 | #define XFS_IOC_READLINK_BY_HANDLE _IOWR('X', 108, struct xfs_fsop_handlereq) | |
472 | #define XFS_IOC_SWAPEXT _IOWR('X', 109, struct xfs_swapext) | |
03bae3a5 NS |
473 | #define XFS_IOC_FSGROWFSDATA _IOW ('X', 110, struct xfs_growfs_data) |
474 | #define XFS_IOC_FSGROWFSLOG _IOW ('X', 111, struct xfs_growfs_log) | |
475 | #define XFS_IOC_FSGROWFSRT _IOW ('X', 112, struct xfs_growfs_rt) | |
2bd0ea18 NS |
476 | #define XFS_IOC_FSCOUNTS _IOR ('X', 113, struct xfs_fsop_counts) |
477 | #define XFS_IOC_SET_RESBLKS _IOR ('X', 114, struct xfs_fsop_resblks) | |
478 | #define XFS_IOC_GET_RESBLKS _IOR ('X', 115, struct xfs_fsop_resblks) | |
03bae3a5 NS |
479 | #define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection) |
480 | #define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection) | |
8c4a2bb0 | 481 | /* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */ |
d9eab45c SL |
482 | #define XFS_IOC_FREEZE _IOWR('X', 119, int) |
483 | #define XFS_IOC_THAW _IOWR('X', 120, int) | |
03bae3a5 | 484 | #define XFS_IOC_FSSETDM_BY_HANDLE _IOW ('X', 121, struct xfs_fsop_setdm_handlereq) |
8c4a2bb0 NS |
485 | #define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq) |
486 | #define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq) | |
73bf5988 | 487 | #define XFS_IOC_FSGEOMETRY _IOR ('X', 124, struct xfs_fsop_geom) |
14290264 | 488 | /* XFS_IOC_GETFSUUID ---------- deprecated 140 */ |
2bd0ea18 NS |
489 | |
490 | ||
491 | /* | |
492 | * Block I/O parameterization. A basic block (BB) is the lowest size of | |
a7565da0 | 493 | * filesystem allocation, and must equal 512. Length units given to bio |
2bd0ea18 NS |
494 | * routines are in BB's. |
495 | */ | |
496 | #define BBSHIFT 9 | |
497 | #define BBSIZE (1<<BBSHIFT) | |
498 | #define BBMASK (BBSIZE-1) | |
499 | #define BTOBB(bytes) (((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT) | |
500 | #define BTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT) | |
501 | #define BBTOB(bbs) ((bbs) << BBSHIFT) | |
502 | #define OFFTOBB(bytes) (((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT) | |
503 | #define OFFTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT) | |
504 | #define BBTOOFF(bbs) ((__u64)(bbs) << BBSHIFT) | |
505 | ||
506 | #define SEEKLIMIT32 0x7fffffff | |
507 | #define BBSEEKLIMIT32 BTOBBT(SEEKLIMIT32) | |
508 | #define SEEKLIMIT 0x7fffffffffffffffLL | |
509 | #define BBSEEKLIMIT OFFTOBBT(SEEKLIMIT) | |
510 | ||
2bd0ea18 | 511 | #endif /* _LINUX_XFS_FS_H */ |