1 | /* SPDX-License-Identifier: LGPL-2.1 */ |
2 | /* |
3 | * Copyright (c) 1995-2005 Silicon Graphics, Inc. |
4 | * All Rights Reserved. |
5 | */ |
6 | #ifndef __XFS_FS_H__ |
7 | #define __XFS_FS_H__ |
8 | |
9 | /* |
10 | * SGI's XFS filesystem's major stuff (constants, structures) |
11 | */ |
12 | |
13 | /* |
14 | * Direct I/O attribute record used with XFS_IOC_DIOINFO |
15 | * d_miniosz is the min xfer size, xfer size multiple and file seek offset |
16 | * alignment. |
17 | */ |
18 | #ifndef HAVE_DIOATTR |
19 | struct dioattr { |
20 | __u32 d_mem; /* data buffer memory alignment */ |
21 | __u32 d_miniosz; /* min xfer size */ |
22 | __u32 d_maxiosz; /* max xfer size */ |
23 | }; |
24 | #endif |
25 | |
26 | /* |
27 | * Structure for XFS_IOC_GETBMAP. |
28 | * On input, fill in bmv_offset and bmv_length of the first structure |
29 | * to indicate the area of interest in the file, and bmv_entries with |
30 | * the number of array elements given back. The first structure is |
31 | * updated on return to give the offset and length for the next call. |
32 | */ |
33 | #ifndef HAVE_GETBMAP |
34 | struct getbmap { |
35 | __s64 bmv_offset; /* file offset of segment in blocks */ |
36 | __s64 bmv_block; /* starting block (64-bit daddr_t) */ |
37 | __s64 bmv_length; /* length of segment, blocks */ |
38 | __s32 bmv_count; /* # of entries in array incl. 1st */ |
39 | __s32 bmv_entries; /* # of entries filled in (output) */ |
40 | }; |
41 | #endif |
42 | |
43 | /* |
44 | * Structure for XFS_IOC_GETBMAPX. Fields bmv_offset through bmv_entries |
45 | * are used exactly as in the getbmap structure. The getbmapx structure |
46 | * has additional bmv_iflags and bmv_oflags fields. The bmv_iflags field |
47 | * is only used for the first structure. It contains input flags |
48 | * specifying XFS_IOC_GETBMAPX actions. The bmv_oflags field is filled |
49 | * in by the XFS_IOC_GETBMAPX command for each returned structure after |
50 | * the first. |
51 | */ |
52 | #ifndef HAVE_GETBMAPX |
53 | struct getbmapx { |
54 | __s64 bmv_offset; /* file offset of segment in blocks */ |
55 | __s64 bmv_block; /* starting block (64-bit daddr_t) */ |
56 | __s64 bmv_length; /* length of segment, blocks */ |
57 | __s32 bmv_count; /* # of entries in array incl. 1st */ |
58 | __s32 bmv_entries; /* # of entries filled in (output). */ |
59 | __s32 bmv_iflags; /* input flags (1st structure) */ |
60 | __s32 bmv_oflags; /* output flags (after 1st structure)*/ |
61 | __s32 bmv_unused1; /* future use */ |
62 | __s32 bmv_unused2; /* future use */ |
63 | }; |
64 | #endif |
65 | |
66 | /* bmv_iflags values - set by XFS_IOC_GETBMAPX caller. */ |
67 | #define BMV_IF_ATTRFORK 0x1 /* return attr fork rather than data */ |
68 | #define BMV_IF_NO_DMAPI_READ 0x2 /* Deprecated */ |
69 | #define BMV_IF_PREALLOC 0x4 /* rtn status BMV_OF_PREALLOC if req */ |
70 | #define BMV_IF_DELALLOC 0x8 /* rtn status BMV_OF_DELALLOC if req */ |
71 | #define BMV_IF_NO_HOLES 0x10 /* Do not return holes */ |
72 | #define BMV_IF_COWFORK 0x20 /* return CoW fork rather than data */ |
73 | #define BMV_IF_VALID \ |
74 | (BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC| \ |
75 | BMV_IF_DELALLOC|BMV_IF_NO_HOLES|BMV_IF_COWFORK) |
76 | |
77 | /* bmv_oflags values - returned for each non-header segment */ |
78 | #define BMV_OF_PREALLOC 0x1 /* segment = unwritten pre-allocation */ |
79 | #define BMV_OF_DELALLOC 0x2 /* segment = delayed allocation */ |
80 | #define BMV_OF_LAST 0x4 /* segment is the last in the file */ |
81 | #define BMV_OF_SHARED 0x8 /* segment shared with another file */ |
82 | |
83 | /* fmr_owner special values for FS_IOC_GETFSMAP */ |
84 | #define XFS_FMR_OWN_FREE FMR_OWN_FREE /* free space */ |
85 | #define XFS_FMR_OWN_UNKNOWN FMR_OWN_UNKNOWN /* unknown owner */ |
86 | #define XFS_FMR_OWN_FS FMR_OWNER('X', 1) /* static fs metadata */ |
87 | #define XFS_FMR_OWN_LOG FMR_OWNER('X', 2) /* journalling log */ |
88 | #define XFS_FMR_OWN_AG FMR_OWNER('X', 3) /* per-AG metadata */ |
89 | #define XFS_FMR_OWN_INOBT FMR_OWNER('X', 4) /* inode btree blocks */ |
90 | #define XFS_FMR_OWN_INODES FMR_OWNER('X', 5) /* inodes */ |
91 | #define XFS_FMR_OWN_REFC FMR_OWNER('X', 6) /* refcount tree */ |
92 | #define XFS_FMR_OWN_COW FMR_OWNER('X', 7) /* cow staging */ |
93 | #define XFS_FMR_OWN_DEFECTIVE FMR_OWNER('X', 8) /* bad blocks */ |
94 | |
95 | /* |
96 | * File segment locking set data type for 64 bit access. |
97 | * Also used for all the RESV/FREE interfaces. |
98 | */ |
99 | typedef struct xfs_flock64 { |
100 | __s16 l_type; |
101 | __s16 l_whence; |
102 | __s64 l_start; |
103 | __s64 l_len; /* len == 0 means until end of file */ |
104 | __s32 l_sysid; |
105 | __u32 l_pid; |
106 | __s32 l_pad[4]; /* reserve area */ |
107 | } xfs_flock64_t; |
108 | |
109 | /* |
110 | * Output for XFS_IOC_FSGEOMETRY_V1 |
111 | */ |
112 | struct xfs_fsop_geom_v1 { |
113 | __u32 blocksize; /* filesystem (data) block size */ |
114 | __u32 rtextsize; /* realtime extent size */ |
115 | __u32 agblocks; /* fsblocks in an AG */ |
116 | __u32 agcount; /* number of allocation groups */ |
117 | __u32 logblocks; /* fsblocks in the log */ |
118 | __u32 sectsize; /* (data) sector size, bytes */ |
119 | __u32 inodesize; /* inode size in bytes */ |
120 | __u32 imaxpct; /* max allowed inode space(%) */ |
121 | __u64 datablocks; /* fsblocks in data subvolume */ |
122 | __u64 rtblocks; /* fsblocks in realtime subvol */ |
123 | __u64 rtextents; /* rt extents in realtime subvol*/ |
124 | __u64 logstart; /* starting fsblock of the log */ |
125 | unsigned char uuid[16]; /* unique id of the filesystem */ |
126 | __u32 sunit; /* stripe unit, fsblocks */ |
127 | __u32 swidth; /* stripe width, fsblocks */ |
128 | __s32 version; /* structure version */ |
129 | __u32 flags; /* superblock version flags */ |
130 | __u32 logsectsize; /* log sector size, bytes */ |
131 | __u32 rtsectsize; /* realtime sector size, bytes */ |
132 | __u32 dirblocksize; /* directory block size, bytes */ |
133 | }; |
134 | |
135 | /* |
136 | * Output for XFS_IOC_FSGEOMETRY_V4 |
137 | */ |
138 | struct xfs_fsop_geom_v4 { |
139 | __u32 blocksize; /* filesystem (data) block size */ |
140 | __u32 rtextsize; /* realtime extent size */ |
141 | __u32 agblocks; /* fsblocks in an AG */ |
142 | __u32 agcount; /* number of allocation groups */ |
143 | __u32 logblocks; /* fsblocks in the log */ |
144 | __u32 sectsize; /* (data) sector size, bytes */ |
145 | __u32 inodesize; /* inode size in bytes */ |
146 | __u32 imaxpct; /* max allowed inode space(%) */ |
147 | __u64 datablocks; /* fsblocks in data subvolume */ |
148 | __u64 rtblocks; /* fsblocks in realtime subvol */ |
149 | __u64 rtextents; /* rt extents in realtime subvol*/ |
150 | __u64 logstart; /* starting fsblock of the log */ |
151 | unsigned char uuid[16]; /* unique id of the filesystem */ |
152 | __u32 sunit; /* stripe unit, fsblocks */ |
153 | __u32 swidth; /* stripe width, fsblocks */ |
154 | __s32 version; /* structure version */ |
155 | __u32 flags; /* superblock version flags */ |
156 | __u32 logsectsize; /* log sector size, bytes */ |
157 | __u32 rtsectsize; /* realtime sector size, bytes */ |
158 | __u32 dirblocksize; /* directory block size, bytes */ |
159 | __u32 logsunit; /* log stripe unit, bytes */ |
160 | }; |
161 | |
162 | /* |
163 | * Output for XFS_IOC_FSGEOMETRY |
164 | */ |
165 | struct xfs_fsop_geom { |
166 | __u32 blocksize; /* filesystem (data) block size */ |
167 | __u32 rtextsize; /* realtime extent size */ |
168 | __u32 agblocks; /* fsblocks in an AG */ |
169 | __u32 agcount; /* number of allocation groups */ |
170 | __u32 logblocks; /* fsblocks in the log */ |
171 | __u32 sectsize; /* (data) sector size, bytes */ |
172 | __u32 inodesize; /* inode size in bytes */ |
173 | __u32 imaxpct; /* max allowed inode space(%) */ |
174 | __u64 datablocks; /* fsblocks in data subvolume */ |
175 | __u64 rtblocks; /* fsblocks in realtime subvol */ |
176 | __u64 rtextents; /* rt extents in realtime subvol*/ |
177 | __u64 logstart; /* starting fsblock of the log */ |
178 | unsigned char uuid[16]; /* unique id of the filesystem */ |
179 | __u32 sunit; /* stripe unit, fsblocks */ |
180 | __u32 swidth; /* stripe width, fsblocks */ |
181 | __s32 version; /* structure version */ |
182 | __u32 flags; /* superblock version flags */ |
183 | __u32 logsectsize; /* log sector size, bytes */ |
184 | __u32 rtsectsize; /* realtime sector size, bytes */ |
185 | __u32 dirblocksize; /* directory block size, bytes */ |
186 | __u32 logsunit; /* log stripe unit, bytes */ |
187 | uint32_t sick; /* o: unhealthy fs & rt metadata */ |
188 | uint32_t checked; /* o: checked fs & rt metadata */ |
189 | __u64 reserved[17]; /* reserved space */ |
190 | }; |
191 | |
192 | #define XFS_FSOP_GEOM_SICK_COUNTERS (1 << 0) /* summary counters */ |
193 | #define XFS_FSOP_GEOM_SICK_UQUOTA (1 << 1) /* user quota */ |
194 | #define XFS_FSOP_GEOM_SICK_GQUOTA (1 << 2) /* group quota */ |
195 | #define XFS_FSOP_GEOM_SICK_PQUOTA (1 << 3) /* project quota */ |
196 | #define XFS_FSOP_GEOM_SICK_RT_BITMAP (1 << 4) /* realtime bitmap */ |
197 | #define XFS_FSOP_GEOM_SICK_RT_SUMMARY (1 << 5) /* realtime summary */ |
198 | #define XFS_FSOP_GEOM_SICK_QUOTACHECK (1 << 6) /* quota counts */ |
199 | #define XFS_FSOP_GEOM_SICK_NLINKS (1 << 7) /* inode link counts */ |
200 | |
201 | /* Output for XFS_FS_COUNTS */ |
202 | typedef struct xfs_fsop_counts { |
203 | __u64 freedata; /* free data section blocks */ |
204 | __u64 freertx; /* free rt extents */ |
205 | __u64 freeino; /* free inodes */ |
206 | __u64 allocino; /* total allocated inodes */ |
207 | } xfs_fsop_counts_t; |
208 | |
209 | /* Input/Output for XFS_GET_RESBLKS and XFS_SET_RESBLKS */ |
210 | typedef struct xfs_fsop_resblks { |
211 | __u64 resblks; |
212 | __u64 resblks_avail; |
213 | } xfs_fsop_resblks_t; |
214 | |
215 | #define XFS_FSOP_GEOM_VERSION 0 |
216 | #define XFS_FSOP_GEOM_VERSION_V5 5 |
217 | |
218 | #define XFS_FSOP_GEOM_FLAGS_ATTR (1 << 0) /* attributes in use */ |
219 | #define XFS_FSOP_GEOM_FLAGS_NLINK (1 << 1) /* 32-bit nlink values */ |
220 | #define XFS_FSOP_GEOM_FLAGS_QUOTA (1 << 2) /* quotas enabled */ |
221 | #define XFS_FSOP_GEOM_FLAGS_IALIGN (1 << 3) /* inode alignment */ |
222 | #define XFS_FSOP_GEOM_FLAGS_DALIGN (1 << 4) /* large data alignment */ |
223 | #define XFS_FSOP_GEOM_FLAGS_SHARED (1 << 5) /* read-only shared */ |
224 | #define XFS_FSOP_GEOM_FLAGS_EXTFLG (1 << 6) /* special extent flag */ |
225 | #define XFS_FSOP_GEOM_FLAGS_DIRV2 (1 << 7) /* directory version 2 */ |
226 | #define XFS_FSOP_GEOM_FLAGS_LOGV2 (1 << 8) /* log format version 2 */ |
227 | #define XFS_FSOP_GEOM_FLAGS_SECTOR (1 << 9) /* sector sizes >1BB */ |
228 | #define XFS_FSOP_GEOM_FLAGS_ATTR2 (1 << 10) /* inline attributes rework */ |
229 | #define XFS_FSOP_GEOM_FLAGS_PROJID32 (1 << 11) /* 32-bit project IDs */ |
230 | #define XFS_FSOP_GEOM_FLAGS_DIRV2CI (1 << 12) /* ASCII only CI names */ |
231 | /* -- Do not use -- (1 << 13) SGI parent pointers */ |
232 | #define XFS_FSOP_GEOM_FLAGS_LAZYSB (1 << 14) /* lazy superblock counters */ |
233 | #define XFS_FSOP_GEOM_FLAGS_V5SB (1 << 15) /* version 5 superblock */ |
234 | #define XFS_FSOP_GEOM_FLAGS_FTYPE (1 << 16) /* inode directory types */ |
235 | #define XFS_FSOP_GEOM_FLAGS_FINOBT (1 << 17) /* free inode btree */ |
236 | #define XFS_FSOP_GEOM_FLAGS_SPINODES (1 << 18) /* sparse inode chunks */ |
237 | #define XFS_FSOP_GEOM_FLAGS_RMAPBT (1 << 19) /* reverse mapping btree */ |
238 | #define XFS_FSOP_GEOM_FLAGS_REFLINK (1 << 20) /* files can share blocks */ |
239 | #define XFS_FSOP_GEOM_FLAGS_BIGTIME (1 << 21) /* 64-bit nsec timestamps */ |
240 | #define XFS_FSOP_GEOM_FLAGS_INOBTCNT (1 << 22) /* inobt btree counter */ |
241 | #define XFS_FSOP_GEOM_FLAGS_NREXT64 (1 << 23) /* large extent counters */ |
242 | |
243 | /* |
244 | * Minimum and maximum sizes need for growth checks. |
245 | * |
246 | * Block counts are in units of filesystem blocks, not basic blocks. |
247 | */ |
248 | #define XFS_MIN_AG_BLOCKS 64 |
249 | #define XFS_MIN_LOG_BLOCKS 512ULL |
250 | #define XFS_MAX_LOG_BLOCKS (1024 * 1024ULL) |
251 | #define XFS_MIN_LOG_BYTES (10 * 1024 * 1024ULL) |
252 | |
253 | /* |
254 | * Limits on sb_agblocks/sb_agblklog -- mkfs won't format AGs smaller than |
255 | * 16MB or larger than 1TB. |
256 | */ |
257 | #define XFS_MIN_AG_BYTES (1ULL << 24) /* 16 MB */ |
258 | #define XFS_MAX_AG_BYTES (1ULL << 40) /* 1 TB */ |
259 | #define XFS_MAX_AG_BLOCKS (XFS_MAX_AG_BYTES / XFS_MIN_BLOCKSIZE) |
260 | #define XFS_MAX_CRC_AG_BLOCKS (XFS_MAX_AG_BYTES / XFS_MIN_CRC_BLOCKSIZE) |
261 | |
262 | #define XFS_MAX_AGNUMBER ((xfs_agnumber_t)(NULLAGNUMBER - 1)) |
263 | |
264 | /* keep the maximum size under 2^31 by a small amount */ |
265 | #define XFS_MAX_LOG_BYTES \ |
266 | ((2 * 1024 * 1024 * 1024ULL) - XFS_MIN_LOG_BYTES) |
267 | |
268 | /* Used for sanity checks on superblock */ |
269 | #define XFS_MAX_DBLOCKS(s) ((xfs_rfsblock_t)(s)->sb_agcount * (s)->sb_agblocks) |
270 | #define XFS_MIN_DBLOCKS(s) ((xfs_rfsblock_t)((s)->sb_agcount - 1) * \ |
271 | (s)->sb_agblocks + XFS_MIN_AG_BLOCKS) |
272 | |
273 | /* |
274 | * Output for XFS_IOC_AG_GEOMETRY |
275 | */ |
276 | struct xfs_ag_geometry { |
277 | uint32_t ag_number; /* i/o: AG number */ |
278 | uint32_t ag_length; /* o: length in blocks */ |
279 | uint32_t ag_freeblks; /* o: free space */ |
280 | uint32_t ag_icount; /* o: inodes allocated */ |
281 | uint32_t ag_ifree; /* o: inodes free */ |
282 | uint32_t ag_sick; /* o: sick things in ag */ |
283 | uint32_t ag_checked; /* o: checked metadata in ag */ |
284 | uint32_t ag_flags; /* i/o: flags for this ag */ |
285 | uint64_t ag_reserved[12];/* o: zero */ |
286 | }; |
287 | #define XFS_AG_GEOM_SICK_SB (1 << 0) /* superblock */ |
288 | #define XFS_AG_GEOM_SICK_AGF (1 << 1) /* AGF header */ |
289 | #define XFS_AG_GEOM_SICK_AGFL (1 << 2) /* AGFL header */ |
290 | #define XFS_AG_GEOM_SICK_AGI (1 << 3) /* AGI header */ |
291 | #define XFS_AG_GEOM_SICK_BNOBT (1 << 4) /* free space by block */ |
292 | #define XFS_AG_GEOM_SICK_CNTBT (1 << 5) /* free space by length */ |
293 | #define XFS_AG_GEOM_SICK_INOBT (1 << 6) /* inode index */ |
294 | #define XFS_AG_GEOM_SICK_FINOBT (1 << 7) /* free inode index */ |
295 | #define XFS_AG_GEOM_SICK_RMAPBT (1 << 8) /* reverse mappings */ |
296 | #define XFS_AG_GEOM_SICK_REFCNTBT (1 << 9) /* reference counts */ |
297 | #define XFS_AG_GEOM_SICK_INODES (1 << 10) /* bad inodes were seen */ |
298 | |
299 | /* |
300 | * Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT |
301 | */ |
302 | typedef struct xfs_growfs_data { |
303 | __u64 newblocks; /* new data subvol size, fsblocks */ |
304 | __u32 imaxpct; /* new inode space percentage limit */ |
305 | } xfs_growfs_data_t; |
306 | |
307 | typedef struct xfs_growfs_log { |
308 | __u32 newblocks; /* new log size, fsblocks */ |
309 | __u32 isint; /* 1 if new log is internal */ |
310 | } xfs_growfs_log_t; |
311 | |
312 | typedef struct xfs_growfs_rt { |
313 | __u64 newblocks; /* new realtime size, fsblocks */ |
314 | __u32 extsize; /* new realtime extent size, fsblocks */ |
315 | } xfs_growfs_rt_t; |
316 | |
317 | |
318 | /* |
319 | * Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE |
320 | */ |
321 | typedef struct xfs_bstime { |
322 | __kernel_long_t tv_sec; /* seconds */ |
323 | __s32 tv_nsec; /* and nanoseconds */ |
324 | } xfs_bstime_t; |
325 | |
326 | struct xfs_bstat { |
327 | __u64 bs_ino; /* inode number */ |
328 | __u16 bs_mode; /* type and mode */ |
329 | __u16 bs_nlink; /* number of links */ |
330 | __u32 bs_uid; /* user id */ |
331 | __u32 bs_gid; /* group id */ |
332 | __u32 bs_rdev; /* device value */ |
333 | __s32 bs_blksize; /* block size */ |
334 | __s64 bs_size; /* file size */ |
335 | xfs_bstime_t bs_atime; /* access time */ |
336 | xfs_bstime_t bs_mtime; /* modify time */ |
337 | xfs_bstime_t bs_ctime; /* inode change time */ |
338 | int64_t bs_blocks; /* number of blocks */ |
339 | __u32 bs_xflags; /* extended flags */ |
340 | __s32 bs_extsize; /* extent size */ |
341 | __s32 bs_extents; /* number of extents */ |
342 | __u32 bs_gen; /* generation count */ |
343 | __u16 bs_projid_lo; /* lower part of project id */ |
344 | #define bs_projid bs_projid_lo /* (previously just bs_projid) */ |
345 | __u16 bs_forkoff; /* inode fork offset in bytes */ |
346 | __u16 bs_projid_hi; /* higher part of project id */ |
347 | uint16_t bs_sick; /* sick inode metadata */ |
348 | uint16_t bs_checked; /* checked inode metadata */ |
349 | unsigned char bs_pad[2]; /* pad space, unused */ |
350 | __u32 bs_cowextsize; /* cow extent size */ |
351 | __u32 bs_dmevmask; /* DMIG event mask */ |
352 | __u16 bs_dmstate; /* DMIG state info */ |
353 | __u16 bs_aextents; /* attribute number of extents */ |
354 | }; |
355 | |
356 | /* New bulkstat structure that reports v5 features and fixes padding issues */ |
357 | struct xfs_bulkstat { |
358 | uint64_t bs_ino; /* inode number */ |
359 | uint64_t bs_size; /* file size */ |
360 | |
361 | uint64_t bs_blocks; /* number of blocks */ |
362 | uint64_t bs_xflags; /* extended flags */ |
363 | |
364 | int64_t bs_atime; /* access time, seconds */ |
365 | int64_t bs_mtime; /* modify time, seconds */ |
366 | |
367 | int64_t bs_ctime; /* inode change time, seconds */ |
368 | int64_t bs_btime; /* creation time, seconds */ |
369 | |
370 | uint32_t bs_gen; /* generation count */ |
371 | uint32_t bs_uid; /* user id */ |
372 | uint32_t bs_gid; /* group id */ |
373 | uint32_t bs_projectid; /* project id */ |
374 | |
375 | uint32_t bs_atime_nsec; /* access time, nanoseconds */ |
376 | uint32_t bs_mtime_nsec; /* modify time, nanoseconds */ |
377 | uint32_t bs_ctime_nsec; /* inode change time, nanoseconds */ |
378 | uint32_t bs_btime_nsec; /* creation time, nanoseconds */ |
379 | |
380 | uint32_t bs_blksize; /* block size */ |
381 | uint32_t bs_rdev; /* device value */ |
382 | uint32_t bs_cowextsize_blks; /* cow extent size hint, blocks */ |
383 | uint32_t bs_extsize_blks; /* extent size hint, blocks */ |
384 | |
385 | uint32_t bs_nlink; /* number of links */ |
386 | uint32_t bs_extents; /* 32-bit data fork extent counter */ |
387 | uint32_t bs_aextents; /* attribute number of extents */ |
388 | uint16_t bs_version; /* structure version */ |
389 | uint16_t bs_forkoff; /* inode fork offset in bytes */ |
390 | |
391 | uint16_t bs_sick; /* sick inode metadata */ |
392 | uint16_t bs_checked; /* checked inode metadata */ |
393 | uint16_t bs_mode; /* type and mode */ |
394 | uint16_t bs_pad2; /* zeroed */ |
395 | uint64_t bs_extents64; /* 64-bit data fork extent counter */ |
396 | |
397 | uint64_t bs_pad[6]; /* zeroed */ |
398 | }; |
399 | |
400 | #define XFS_BULKSTAT_VERSION_V1 (1) |
401 | #define XFS_BULKSTAT_VERSION_V5 (5) |
402 | |
403 | /* bs_sick flags */ |
404 | #define XFS_BS_SICK_INODE (1 << 0) /* inode core */ |
405 | #define XFS_BS_SICK_BMBTD (1 << 1) /* data fork */ |
406 | #define XFS_BS_SICK_BMBTA (1 << 2) /* attr fork */ |
407 | #define XFS_BS_SICK_BMBTC (1 << 3) /* cow fork */ |
408 | #define XFS_BS_SICK_DIR (1 << 4) /* directory */ |
409 | #define XFS_BS_SICK_XATTR (1 << 5) /* extended attributes */ |
410 | #define XFS_BS_SICK_SYMLINK (1 << 6) /* symbolic link remote target */ |
411 | #define XFS_BS_SICK_PARENT (1 << 7) /* parent pointers */ |
412 | |
413 | /* |
414 | * Project quota id helpers (previously projid was 16bit only |
415 | * and using two 16bit values to hold new 32bit projid was chosen |
416 | * to retain compatibility with "old" filesystems). |
417 | */ |
418 | static inline uint32_t |
419 | bstat_get_projid(const struct xfs_bstat *bs) |
420 | { |
421 | return (uint32_t)bs->bs_projid_hi << 16 | bs->bs_projid_lo; |
422 | } |
423 | |
424 | /* |
425 | * The user-level BulkStat Request interface structure. |
426 | */ |
427 | struct xfs_fsop_bulkreq { |
428 | __u64 __user *lastip; /* last inode # pointer */ |
429 | __s32 icount; /* count of entries in buffer */ |
430 | void __user *ubuffer;/* user buffer for inode desc. */ |
431 | __s32 __user *ocount; /* output count pointer */ |
432 | }; |
433 | |
434 | /* |
435 | * Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS). |
436 | */ |
437 | struct xfs_inogrp { |
438 | __u64 xi_startino; /* starting inode number */ |
439 | __s32 xi_alloccount; /* # bits set in allocmask */ |
440 | __u64 xi_allocmask; /* mask of allocated inodes */ |
441 | }; |
442 | |
443 | /* New inumbers structure that reports v5 features and fixes padding issues */ |
444 | struct xfs_inumbers { |
445 | uint64_t xi_startino; /* starting inode number */ |
446 | uint64_t xi_allocmask; /* mask of allocated inodes */ |
447 | uint8_t xi_alloccount; /* # bits set in allocmask */ |
448 | uint8_t xi_version; /* version */ |
449 | uint8_t xi_padding[6]; /* zero */ |
450 | }; |
451 | |
452 | #define XFS_INUMBERS_VERSION_V1 (1) |
453 | #define XFS_INUMBERS_VERSION_V5 (5) |
454 | |
455 | /* Header for bulk inode requests. */ |
456 | struct xfs_bulk_ireq { |
457 | uint64_t ino; /* I/O: start with this inode */ |
458 | uint32_t flags; /* I/O: operation flags */ |
459 | uint32_t icount; /* I: count of entries in buffer */ |
460 | uint32_t ocount; /* O: count of entries filled out */ |
461 | uint32_t agno; /* I: see comment for IREQ_AGNO */ |
462 | uint64_t reserved[5]; /* must be zero */ |
463 | }; |
464 | |
465 | /* |
466 | * Only return results from the specified @agno. If @ino is zero, start |
467 | * with the first inode of @agno. |
468 | */ |
469 | #define XFS_BULK_IREQ_AGNO (1U << 0) |
470 | |
471 | /* |
472 | * Return bulkstat information for a single inode, where @ino value is a |
473 | * special value, not a literal inode number. See the XFS_BULK_IREQ_SPECIAL_* |
474 | * values below. Not compatible with XFS_BULK_IREQ_AGNO. |
475 | */ |
476 | #define XFS_BULK_IREQ_SPECIAL (1U << 1) |
477 | |
478 | /* |
479 | * Return data fork extent count via xfs_bulkstat->bs_extents64 field and assign |
480 | * 0 to xfs_bulkstat->bs_extents when the flag is set. Otherwise, use |
481 | * xfs_bulkstat->bs_extents for returning data fork extent count and set |
482 | * xfs_bulkstat->bs_extents64 to 0. In the second case, return -EOVERFLOW and |
483 | * assign 0 to xfs_bulkstat->bs_extents if data fork extent count is larger than |
484 | * XFS_MAX_EXTCNT_DATA_FORK_OLD. |
485 | */ |
486 | #define XFS_BULK_IREQ_NREXT64 (1U << 2) |
487 | |
488 | #define XFS_BULK_IREQ_FLAGS_ALL (XFS_BULK_IREQ_AGNO | \ |
489 | XFS_BULK_IREQ_SPECIAL | \ |
490 | XFS_BULK_IREQ_NREXT64) |
491 | |
492 | /* Operate on the root directory inode. */ |
493 | #define XFS_BULK_IREQ_SPECIAL_ROOT (1) |
494 | |
495 | /* |
496 | * ioctl structures for v5 bulkstat and inumbers requests |
497 | */ |
498 | struct xfs_bulkstat_req { |
499 | struct xfs_bulk_ireq hdr; |
500 | struct xfs_bulkstat bulkstat[]; |
501 | }; |
502 | #define XFS_BULKSTAT_REQ_SIZE(nr) (sizeof(struct xfs_bulkstat_req) + \ |
503 | (nr) * sizeof(struct xfs_bulkstat)) |
504 | |
505 | struct xfs_inumbers_req { |
506 | struct xfs_bulk_ireq hdr; |
507 | struct xfs_inumbers inumbers[]; |
508 | }; |
509 | #define XFS_INUMBERS_REQ_SIZE(nr) (sizeof(struct xfs_inumbers_req) + \ |
510 | (nr) * sizeof(struct xfs_inumbers)) |
511 | |
512 | /* |
513 | * Error injection. |
514 | */ |
515 | typedef struct xfs_error_injection { |
516 | __s32 fd; |
517 | __s32 errtag; |
518 | } xfs_error_injection_t; |
519 | |
520 | |
521 | /* |
522 | * Speculative preallocation trimming. |
523 | */ |
524 | #define XFS_EOFBLOCKS_VERSION 1 |
525 | struct xfs_fs_eofblocks { |
526 | __u32 eof_version; |
527 | __u32 eof_flags; |
528 | uid_t eof_uid; |
529 | gid_t eof_gid; |
530 | prid_t eof_prid; |
531 | __u32 pad32; |
532 | __u64 eof_min_file_size; |
533 | __u64 pad64[12]; |
534 | }; |
535 | |
536 | /* eof_flags values */ |
537 | #define XFS_EOF_FLAGS_SYNC (1 << 0) /* sync/wait mode scan */ |
538 | #define XFS_EOF_FLAGS_UID (1 << 1) /* filter by uid */ |
539 | #define XFS_EOF_FLAGS_GID (1 << 2) /* filter by gid */ |
540 | #define XFS_EOF_FLAGS_PRID (1 << 3) /* filter by project id */ |
541 | #define XFS_EOF_FLAGS_MINFILESIZE (1 << 4) /* filter by min file size */ |
542 | #define XFS_EOF_FLAGS_UNION (1 << 5) /* union filter algorithm; |
543 | * kernel only, not included in |
544 | * valid mask */ |
545 | #define XFS_EOF_FLAGS_VALID \ |
546 | (XFS_EOF_FLAGS_SYNC | \ |
547 | XFS_EOF_FLAGS_UID | \ |
548 | XFS_EOF_FLAGS_GID | \ |
549 | XFS_EOF_FLAGS_PRID | \ |
550 | XFS_EOF_FLAGS_MINFILESIZE) |
551 | |
552 | |
553 | /* |
554 | * The user-level Handle Request interface structure. |
555 | */ |
556 | typedef struct xfs_fsop_handlereq { |
557 | __u32 fd; /* fd for FD_TO_HANDLE */ |
558 | void __user *path; /* user pathname */ |
559 | __u32 oflags; /* open flags */ |
560 | void __user *ihandle;/* user supplied handle */ |
561 | __u32 ihandlen; /* user supplied length */ |
562 | void __user *ohandle;/* user buffer for handle */ |
563 | __u32 __user *ohandlen;/* user buffer length */ |
564 | } xfs_fsop_handlereq_t; |
565 | |
566 | /* |
567 | * Compound structures for passing args through Handle Request interfaces |
568 | * xfs_attrlist_by_handle, xfs_attrmulti_by_handle |
569 | * - ioctls: XFS_IOC_ATTRLIST_BY_HANDLE, and XFS_IOC_ATTRMULTI_BY_HANDLE |
570 | */ |
571 | |
572 | /* |
573 | * Flags passed in xfs_attr_multiop.am_flags for the attr ioctl interface. |
574 | * |
575 | * NOTE: Must match the values declared in libattr without the XFS_IOC_ prefix. |
576 | */ |
577 | #define XFS_IOC_ATTR_ROOT 0x0002 /* use attrs in root namespace */ |
578 | #define XFS_IOC_ATTR_SECURE 0x0008 /* use attrs in security namespace */ |
579 | #define XFS_IOC_ATTR_CREATE 0x0010 /* fail if attr already exists */ |
580 | #define XFS_IOC_ATTR_REPLACE 0x0020 /* fail if attr does not exist */ |
581 | |
582 | typedef struct xfs_attrlist_cursor { |
583 | __u32 opaque[4]; |
584 | } xfs_attrlist_cursor_t; |
585 | |
586 | /* |
587 | * Define how lists of attribute names are returned to userspace from the |
588 | * XFS_IOC_ATTRLIST_BY_HANDLE ioctl. struct xfs_attrlist is the header at the |
589 | * beginning of the returned buffer, and a each entry in al_offset contains the |
590 | * relative offset of an xfs_attrlist_ent containing the actual entry. |
591 | * |
592 | * NOTE: struct xfs_attrlist must match struct attrlist defined in libattr, and |
593 | * struct xfs_attrlist_ent must match struct attrlist_ent defined in libattr. |
594 | */ |
595 | struct xfs_attrlist { |
596 | __s32 al_count; /* number of entries in attrlist */ |
597 | __s32 al_more; /* T/F: more attrs (do call again) */ |
598 | __s32 al_offset[]; /* byte offsets of attrs [var-sized] */ |
599 | }; |
600 | |
601 | struct xfs_attrlist_ent { /* data from attr_list() */ |
602 | __u32 a_valuelen; /* number bytes in value of attr */ |
603 | char a_name[]; /* attr name (NULL terminated) */ |
604 | }; |
605 | |
606 | typedef struct xfs_fsop_attrlist_handlereq { |
607 | struct xfs_fsop_handlereq hreq; /* handle interface structure */ |
608 | struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */ |
609 | __u32 flags; /* which namespace to use */ |
610 | __u32 buflen; /* length of buffer supplied */ |
611 | void __user *buffer; /* returned names */ |
612 | } xfs_fsop_attrlist_handlereq_t; |
613 | |
614 | typedef struct xfs_attr_multiop { |
615 | __u32 am_opcode; |
616 | #define ATTR_OP_GET 1 /* return the indicated attr's value */ |
617 | #define ATTR_OP_SET 2 /* set/create the indicated attr/value pair */ |
618 | #define ATTR_OP_REMOVE 3 /* remove the indicated attr */ |
619 | __s32 am_error; |
620 | void __user *am_attrname; |
621 | void __user *am_attrvalue; |
622 | __u32 am_length; |
623 | __u32 am_flags; /* XFS_IOC_ATTR_* */ |
624 | } xfs_attr_multiop_t; |
625 | |
626 | typedef struct xfs_fsop_attrmulti_handlereq { |
627 | struct xfs_fsop_handlereq hreq; /* handle interface structure */ |
628 | __u32 opcount;/* count of following multiop */ |
629 | struct xfs_attr_multiop __user *ops; /* attr_multi data */ |
630 | } xfs_fsop_attrmulti_handlereq_t; |
631 | |
632 | /* |
633 | * per machine unique filesystem identifier types. |
634 | */ |
635 | typedef struct { __u32 val[2]; } xfs_fsid_t; /* file system id type */ |
636 | |
637 | typedef struct xfs_fid { |
638 | __u16 fid_len; /* length of remainder */ |
639 | __u16 fid_pad; |
640 | __u32 fid_gen; /* generation number */ |
641 | __u64 fid_ino; /* 64 bits inode number */ |
642 | } xfs_fid_t; |
643 | |
644 | typedef struct xfs_handle { |
645 | union { |
646 | __s64 align; /* force alignment of ha_fid */ |
647 | xfs_fsid_t _ha_fsid; /* unique file system identifier */ |
648 | } ha_u; |
649 | xfs_fid_t ha_fid; /* file system specific file ID */ |
650 | } xfs_handle_t; |
651 | #define ha_fsid ha_u._ha_fsid |
652 | |
653 | /* |
654 | * Structure passed to XFS_IOC_SWAPEXT |
655 | */ |
656 | typedef struct xfs_swapext |
657 | { |
658 | int64_t sx_version; /* version */ |
659 | #define XFS_SX_VERSION 0 |
660 | int64_t sx_fdtarget; /* fd of target file */ |
661 | int64_t sx_fdtmp; /* fd of tmp file */ |
662 | xfs_off_t sx_offset; /* offset into file */ |
663 | xfs_off_t sx_length; /* leng from offset */ |
664 | char sx_pad[16]; /* pad space, unused */ |
665 | struct xfs_bstat sx_stat; /* stat of target b4 copy */ |
666 | } xfs_swapext_t; |
667 | |
668 | /* |
669 | * Flags for going down operation |
670 | */ |
671 | #define XFS_FSOP_GOING_FLAGS_DEFAULT 0x0 /* going down */ |
672 | #define XFS_FSOP_GOING_FLAGS_LOGFLUSH 0x1 /* flush log but not data */ |
673 | #define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH 0x2 /* don't flush log nor data */ |
674 | |
675 | /* metadata scrubbing */ |
676 | struct xfs_scrub_metadata { |
677 | __u32 sm_type; /* What to check? */ |
678 | __u32 sm_flags; /* flags; see below. */ |
679 | __u64 sm_ino; /* inode number. */ |
680 | __u32 sm_gen; /* inode generation. */ |
681 | __u32 sm_agno; /* ag number. */ |
682 | __u64 sm_reserved[5]; /* pad to 64 bytes */ |
683 | }; |
684 | |
685 | /* |
686 | * Metadata types and flags for scrub operation. |
687 | */ |
688 | |
689 | /* Scrub subcommands. */ |
690 | #define XFS_SCRUB_TYPE_PROBE 0 /* presence test ioctl */ |
691 | #define XFS_SCRUB_TYPE_SB 1 /* superblock */ |
692 | #define XFS_SCRUB_TYPE_AGF 2 /* AG free header */ |
693 | #define XFS_SCRUB_TYPE_AGFL 3 /* AG free list */ |
694 | #define XFS_SCRUB_TYPE_AGI 4 /* AG inode header */ |
695 | #define XFS_SCRUB_TYPE_BNOBT 5 /* freesp by block btree */ |
696 | #define XFS_SCRUB_TYPE_CNTBT 6 /* freesp by length btree */ |
697 | #define XFS_SCRUB_TYPE_INOBT 7 /* inode btree */ |
698 | #define XFS_SCRUB_TYPE_FINOBT 8 /* free inode btree */ |
699 | #define XFS_SCRUB_TYPE_RMAPBT 9 /* reverse mapping btree */ |
700 | #define XFS_SCRUB_TYPE_REFCNTBT 10 /* reference count btree */ |
701 | #define XFS_SCRUB_TYPE_INODE 11 /* inode record */ |
702 | #define XFS_SCRUB_TYPE_BMBTD 12 /* data fork block mapping */ |
703 | #define XFS_SCRUB_TYPE_BMBTA 13 /* attr fork block mapping */ |
704 | #define XFS_SCRUB_TYPE_BMBTC 14 /* CoW fork block mapping */ |
705 | #define XFS_SCRUB_TYPE_DIR 15 /* directory */ |
706 | #define XFS_SCRUB_TYPE_XATTR 16 /* extended attribute */ |
707 | #define XFS_SCRUB_TYPE_SYMLINK 17 /* symbolic link */ |
708 | #define XFS_SCRUB_TYPE_PARENT 18 /* parent pointers */ |
709 | #define XFS_SCRUB_TYPE_RTBITMAP 19 /* realtime bitmap */ |
710 | #define XFS_SCRUB_TYPE_RTSUM 20 /* realtime summary */ |
711 | #define XFS_SCRUB_TYPE_UQUOTA 21 /* user quotas */ |
712 | #define XFS_SCRUB_TYPE_GQUOTA 22 /* group quotas */ |
713 | #define XFS_SCRUB_TYPE_PQUOTA 23 /* project quotas */ |
714 | #define XFS_SCRUB_TYPE_FSCOUNTERS 24 /* fs summary counters */ |
715 | #define XFS_SCRUB_TYPE_QUOTACHECK 25 /* quota counters */ |
716 | #define XFS_SCRUB_TYPE_NLINKS 26 /* inode link counts */ |
717 | #define XFS_SCRUB_TYPE_HEALTHY 27 /* everything checked out ok */ |
718 | |
719 | /* Number of scrub subcommands. */ |
720 | #define XFS_SCRUB_TYPE_NR 28 |
721 | |
722 | /* i: Repair this metadata. */ |
723 | #define XFS_SCRUB_IFLAG_REPAIR (1u << 0) |
724 | |
725 | /* o: Metadata object needs repair. */ |
726 | #define XFS_SCRUB_OFLAG_CORRUPT (1u << 1) |
727 | |
728 | /* |
729 | * o: Metadata object could be optimized. It's not corrupt, but |
730 | * we could improve on it somehow. |
731 | */ |
732 | #define XFS_SCRUB_OFLAG_PREEN (1u << 2) |
733 | |
734 | /* o: Cross-referencing failed. */ |
735 | #define XFS_SCRUB_OFLAG_XFAIL (1u << 3) |
736 | |
737 | /* o: Metadata object disagrees with cross-referenced metadata. */ |
738 | #define XFS_SCRUB_OFLAG_XCORRUPT (1u << 4) |
739 | |
740 | /* o: Scan was not complete. */ |
741 | #define XFS_SCRUB_OFLAG_INCOMPLETE (1u << 5) |
742 | |
743 | /* o: Metadata object looked funny but isn't corrupt. */ |
744 | #define XFS_SCRUB_OFLAG_WARNING (1u << 6) |
745 | |
746 | /* |
747 | * o: IFLAG_REPAIR was set but metadata object did not need fixing or |
748 | * optimization and has therefore not been altered. |
749 | */ |
750 | #define XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED (1u << 7) |
751 | |
752 | /* i: Rebuild the data structure. */ |
753 | #define XFS_SCRUB_IFLAG_FORCE_REBUILD (1u << 8) |
754 | |
755 | #define XFS_SCRUB_FLAGS_IN (XFS_SCRUB_IFLAG_REPAIR | \ |
756 | XFS_SCRUB_IFLAG_FORCE_REBUILD) |
757 | #define XFS_SCRUB_FLAGS_OUT (XFS_SCRUB_OFLAG_CORRUPT | \ |
758 | XFS_SCRUB_OFLAG_PREEN | \ |
759 | XFS_SCRUB_OFLAG_XFAIL | \ |
760 | XFS_SCRUB_OFLAG_XCORRUPT | \ |
761 | XFS_SCRUB_OFLAG_INCOMPLETE | \ |
762 | XFS_SCRUB_OFLAG_WARNING | \ |
763 | XFS_SCRUB_OFLAG_NO_REPAIR_NEEDED) |
764 | #define XFS_SCRUB_FLAGS_ALL (XFS_SCRUB_FLAGS_IN | XFS_SCRUB_FLAGS_OUT) |
765 | |
766 | /* |
767 | * ioctl limits |
768 | */ |
769 | #ifdef XATTR_LIST_MAX |
770 | # define XFS_XATTR_LIST_MAX XATTR_LIST_MAX |
771 | #else |
772 | # define XFS_XATTR_LIST_MAX 65536 |
773 | #endif |
774 | |
775 | |
776 | /* |
777 | * ioctl commands that are used by Linux filesystems |
778 | */ |
779 | #define XFS_IOC_GETXFLAGS FS_IOC_GETFLAGS |
780 | #define XFS_IOC_SETXFLAGS FS_IOC_SETFLAGS |
781 | #define XFS_IOC_GETVERSION FS_IOC_GETVERSION |
782 | |
783 | /* |
784 | * ioctl commands that replace IRIX fcntl()'s |
785 | * For 'documentation' purposed more than anything else, |
786 | * the "cmd #" field reflects the IRIX fcntl number. |
787 | */ |
788 | /* XFS_IOC_ALLOCSP ------- deprecated 10 */ |
789 | /* XFS_IOC_FREESP -------- deprecated 11 */ |
790 | #define XFS_IOC_DIOINFO _IOR ('X', 30, struct dioattr) |
791 | #define XFS_IOC_FSGETXATTR FS_IOC_FSGETXATTR |
792 | #define XFS_IOC_FSSETXATTR FS_IOC_FSSETXATTR |
793 | /* XFS_IOC_ALLOCSP64 ----- deprecated 36 */ |
794 | /* XFS_IOC_FREESP64 ------ deprecated 37 */ |
795 | #define XFS_IOC_GETBMAP _IOWR('X', 38, struct getbmap) |
796 | /* XFS_IOC_FSSETDM ------- deprecated 39 */ |
797 | #define XFS_IOC_RESVSP _IOW ('X', 40, struct xfs_flock64) |
798 | #define XFS_IOC_UNRESVSP _IOW ('X', 41, struct xfs_flock64) |
799 | #define XFS_IOC_RESVSP64 _IOW ('X', 42, struct xfs_flock64) |
800 | #define XFS_IOC_UNRESVSP64 _IOW ('X', 43, struct xfs_flock64) |
801 | #define XFS_IOC_GETBMAPA _IOWR('X', 44, struct getbmap) |
802 | #define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr) |
803 | /* XFS_IOC_SETBIOSIZE ---- deprecated 46 */ |
804 | /* XFS_IOC_GETBIOSIZE ---- deprecated 47 */ |
805 | #define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap) |
806 | #define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64) |
807 | #define XFS_IOC_FREE_EOFBLOCKS _IOR ('X', 58, struct xfs_fs_eofblocks) |
808 | /* XFS_IOC_GETFSMAP ------ hoisted 59 */ |
809 | #define XFS_IOC_SCRUB_METADATA _IOWR('X', 60, struct xfs_scrub_metadata) |
810 | #define XFS_IOC_AG_GEOMETRY _IOWR('X', 61, struct xfs_ag_geometry) |
811 | |
812 | /* |
813 | * ioctl commands that replace IRIX syssgi()'s |
814 | */ |
815 | #define XFS_IOC_FSGEOMETRY_V1 _IOR ('X', 100, struct xfs_fsop_geom_v1) |
816 | #define XFS_IOC_FSBULKSTAT _IOWR('X', 101, struct xfs_fsop_bulkreq) |
817 | #define XFS_IOC_FSBULKSTAT_SINGLE _IOWR('X', 102, struct xfs_fsop_bulkreq) |
818 | #define XFS_IOC_FSINUMBERS _IOWR('X', 103, struct xfs_fsop_bulkreq) |
819 | #define XFS_IOC_PATH_TO_FSHANDLE _IOWR('X', 104, struct xfs_fsop_handlereq) |
820 | #define XFS_IOC_PATH_TO_HANDLE _IOWR('X', 105, struct xfs_fsop_handlereq) |
821 | #define XFS_IOC_FD_TO_HANDLE _IOWR('X', 106, struct xfs_fsop_handlereq) |
822 | #define XFS_IOC_OPEN_BY_HANDLE _IOWR('X', 107, struct xfs_fsop_handlereq) |
823 | #define XFS_IOC_READLINK_BY_HANDLE _IOWR('X', 108, struct xfs_fsop_handlereq) |
824 | #define XFS_IOC_SWAPEXT _IOWR('X', 109, struct xfs_swapext) |
825 | #define XFS_IOC_FSGROWFSDATA _IOW ('X', 110, struct xfs_growfs_data) |
826 | #define XFS_IOC_FSGROWFSLOG _IOW ('X', 111, struct xfs_growfs_log) |
827 | #define XFS_IOC_FSGROWFSRT _IOW ('X', 112, struct xfs_growfs_rt) |
828 | #define XFS_IOC_FSCOUNTS _IOR ('X', 113, struct xfs_fsop_counts) |
829 | #define XFS_IOC_SET_RESBLKS _IOWR('X', 114, struct xfs_fsop_resblks) |
830 | #define XFS_IOC_GET_RESBLKS _IOR ('X', 115, struct xfs_fsop_resblks) |
831 | #define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection) |
832 | #define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection) |
833 | /* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */ |
834 | |
835 | #define XFS_IOC_FREEZE _IOWR('X', 119, int) /* aka FIFREEZE */ |
836 | #define XFS_IOC_THAW _IOWR('X', 120, int) /* aka FITHAW */ |
837 | |
838 | /* XFS_IOC_FSSETDM_BY_HANDLE -- deprecated 121 */ |
839 | #define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq) |
840 | #define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq) |
841 | #define XFS_IOC_FSGEOMETRY_V4 _IOR ('X', 124, struct xfs_fsop_geom_v4) |
842 | #define XFS_IOC_GOINGDOWN _IOR ('X', 125, uint32_t) |
843 | #define XFS_IOC_FSGEOMETRY _IOR ('X', 126, struct xfs_fsop_geom) |
844 | #define XFS_IOC_BULKSTAT _IOR ('X', 127, struct xfs_bulkstat_req) |
845 | #define XFS_IOC_INUMBERS _IOR ('X', 128, struct xfs_inumbers_req) |
846 | /* XFS_IOC_GETFSUUID ---------- deprecated 140 */ |
847 | |
848 | |
849 | #ifndef HAVE_BBMACROS |
850 | /* |
851 | * Block I/O parameterization. A basic block (BB) is the lowest size of |
852 | * filesystem allocation, and must equal 512. Length units given to bio |
853 | * routines are in BB's. |
854 | */ |
855 | #define BBSHIFT 9 |
856 | #define BBSIZE (1<<BBSHIFT) |
857 | #define BBMASK (BBSIZE-1) |
858 | #define BTOBB(bytes) (((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT) |
859 | #define BTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT) |
860 | #define BBTOB(bbs) ((bbs) << BBSHIFT) |
861 | #endif |
862 | |
863 | #endif /* __XFS_FS_H__ */ |
864 | |