1 /* 2 * Copyright (c) 1995-2005 Silicon Graphics, Inc. 3 * All Rights Reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Lesser General Public License 7 * as published by the Free Software Foundation. 8 * 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 Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser 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 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 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 31 struct 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 38 /* 39 * Structure for XFS_IOC_FSGETXATTR[A] and XFS_IOC_FSSETXATTR. 40 */ 41 #ifndef HAVE_FSXATTR 42 struct fsxattr { 43 __u32 fsx_xflags; /* xflags field value (get/set) */ 44 __u32 fsx_extsize; /* extsize field value (get/set)*/ 45 __u32 fsx_nextents; /* nextents field value (get) */ 46 __u32 fsx_projid; /* project identifier (get/set) */ 47 unsigned char fsx_pad[12]; 48 }; 49 #endif 50 51 /* 52 * Flags for the bs_xflags/fsx_xflags field 53 * There should be a one-to-one correspondence between these flags and the 54 * XFS_DIFLAG_s. 55 */ 56 #define XFS_XFLAG_REALTIME 0x00000001 /* data in realtime volume */ 57 #define XFS_XFLAG_PREALLOC 0x00000002 /* preallocated file extents */ 58 #define XFS_XFLAG_IMMUTABLE 0x00000008 /* file cannot be modified */ 59 #define XFS_XFLAG_APPEND 0x00000010 /* all writes append */ 60 #define XFS_XFLAG_SYNC 0x00000020 /* all writes synchronous */ 61 #define XFS_XFLAG_NOATIME 0x00000040 /* do not update access time */ 62 #define XFS_XFLAG_NODUMP 0x00000080 /* do not include in backups */ 63 #define XFS_XFLAG_RTINHERIT 0x00000100 /* create with rt bit set */ 64 #define XFS_XFLAG_PROJINHERIT 0x00000200 /* create with parents projid */ 65 #define XFS_XFLAG_NOSYMLINKS 0x00000400 /* disallow symlink creation */ 66 #define XFS_XFLAG_EXTSIZE 0x00000800 /* extent size allocator hint */ 67 #define XFS_XFLAG_EXTSZINHERIT 0x00001000 /* inherit inode extent size */ 68 #define XFS_XFLAG_NODEFRAG 0x00002000 /* do not defragment */ 69 #define XFS_XFLAG_FILESTREAM 0x00004000 /* use filestream allocator */ 70 #define XFS_XFLAG_HASATTR 0x80000000 /* no DIFLAG for this */ 71 72 /* 73 * Structure for XFS_IOC_GETBMAP. 74 * On input, fill in bmv_offset and bmv_length of the first structure 75 * to indicate the area of interest in the file, and bmv_entries with 76 * the number of array elements given back. The first structure is 77 * updated on return to give the offset and length for the next call. 78 */ 79 #ifndef HAVE_GETBMAP 80 struct getbmap { 81 __s64 bmv_offset; /* file offset of segment in blocks */ 82 __s64 bmv_block; /* starting block (64-bit daddr_t) */ 83 __s64 bmv_length; /* length of segment, blocks */ 84 __s32 bmv_count; /* # of entries in array incl. 1st */ 85 __s32 bmv_entries; /* # of entries filled in (output) */ 86 }; 87 #endif 88 89 /* 90 * Structure for XFS_IOC_GETBMAPX. Fields bmv_offset through bmv_entries 91 * are used exactly as in the getbmap structure. The getbmapx structure 92 * has additional bmv_iflags and bmv_oflags fields. The bmv_iflags field 93 * is only used for the first structure. It contains input flags 94 * specifying XFS_IOC_GETBMAPX actions. The bmv_oflags field is filled 95 * in by the XFS_IOC_GETBMAPX command for each returned structure after 96 * the first. 97 */ 98 #ifndef HAVE_GETBMAPX 99 struct getbmapx { 100 __s64 bmv_offset; /* file offset of segment in blocks */ 101 __s64 bmv_block; /* starting block (64-bit daddr_t) */ 102 __s64 bmv_length; /* length of segment, blocks */ 103 __s32 bmv_count; /* # of entries in array incl. 1st */ 104 __s32 bmv_entries; /* # of entries filled in (output). */ 105 __s32 bmv_iflags; /* input flags (1st structure) */ 106 __s32 bmv_oflags; /* output flags (after 1st structure)*/ 107 __s32 bmv_unused1; /* future use */ 108 __s32 bmv_unused2; /* future use */ 109 }; 110 #endif 111 112 /* bmv_iflags values - set by XFS_IOC_GETBMAPX caller. */ 113 #define BMV_IF_ATTRFORK 0x1 /* return attr fork rather than data */ 114 #define BMV_IF_NO_DMAPI_READ 0x2 /* Do not generate DMAPI read event */ 115 #define BMV_IF_PREALLOC 0x4 /* rtn status BMV_OF_PREALLOC if req */ 116 #define BMV_IF_DELALLOC 0x8 /* rtn status BMV_OF_DELALLOC if req */ 117 #define BMV_IF_NO_HOLES 0x10 /* Do not return holes */ 118 #define BMV_IF_VALID \ 119 (BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC| \ 120 BMV_IF_DELALLOC|BMV_IF_NO_HOLES) 121 122 /* bmv_oflags values - returned for each non-header segment */ 123 #define BMV_OF_PREALLOC 0x1 /* segment = unwritten pre-allocation */ 124 #define BMV_OF_DELALLOC 0x2 /* segment = delayed allocation */ 125 #define BMV_OF_LAST 0x4 /* segment is the last in the file */ 126 127 /* 128 * Structure for XFS_IOC_FSSETDM. 129 * For use by backup and restore programs to set the XFS on-disk inode 130 * fields di_dmevmask and di_dmstate. These must be set to exactly and 131 * only values previously obtained via xfs_bulkstat! (Specifically the 132 * xfs_bstat_t fields bs_dmevmask and bs_dmstate.) 133 */ 134 #ifndef HAVE_FSDMIDATA 135 struct fsdmidata { 136 __u32 fsd_dmevmask; /* corresponds to di_dmevmask */ 137 __u16 fsd_padding; 138 __u16 fsd_dmstate; /* corresponds to di_dmstate */ 139 }; 140 #endif 141 142 /* 143 * File segment locking set data type for 64 bit access. 144 * Also used for all the RESV/FREE interfaces. 145 */ 146 typedef struct xfs_flock64 { 147 __s16 l_type; 148 __s16 l_whence; 149 __s64 l_start; 150 __s64 l_len; /* len == 0 means until end of file */ 151 __s32 l_sysid; 152 __u32 l_pid; 153 __s32 l_pad[4]; /* reserve area */ 154 } xfs_flock64_t; 155 156 /* 157 * Output for XFS_IOC_FSGEOMETRY_V1 158 */ 159 typedef struct xfs_fsop_geom_v1 { 160 __u32 blocksize; /* filesystem (data) block size */ 161 __u32 rtextsize; /* realtime extent size */ 162 __u32 agblocks; /* fsblocks in an AG */ 163 __u32 agcount; /* number of allocation groups */ 164 __u32 logblocks; /* fsblocks in the log */ 165 __u32 sectsize; /* (data) sector size, bytes */ 166 __u32 inodesize; /* inode size in bytes */ 167 __u32 imaxpct; /* max allowed inode space(%) */ 168 __u64 datablocks; /* fsblocks in data subvolume */ 169 __u64 rtblocks; /* fsblocks in realtime subvol */ 170 __u64 rtextents; /* rt extents in realtime subvol*/ 171 __u64 logstart; /* starting fsblock of the log */ 172 unsigned char uuid[16]; /* unique id of the filesystem */ 173 __u32 sunit; /* stripe unit, fsblocks */ 174 __u32 swidth; /* stripe width, fsblocks */ 175 __s32 version; /* structure version */ 176 __u32 flags; /* superblock version flags */ 177 __u32 logsectsize; /* log sector size, bytes */ 178 __u32 rtsectsize; /* realtime sector size, bytes */ 179 __u32 dirblocksize; /* directory block size, bytes */ 180 } xfs_fsop_geom_v1_t; 181 182 /* 183 * Output for XFS_IOC_FSGEOMETRY 184 */ 185 typedef struct xfs_fsop_geom { 186 __u32 blocksize; /* filesystem (data) block size */ 187 __u32 rtextsize; /* realtime extent size */ 188 __u32 agblocks; /* fsblocks in an AG */ 189 __u32 agcount; /* number of allocation groups */ 190 __u32 logblocks; /* fsblocks in the log */ 191 __u32 sectsize; /* (data) sector size, bytes */ 192 __u32 inodesize; /* inode size in bytes */ 193 __u32 imaxpct; /* max allowed inode space(%) */ 194 __u64 datablocks; /* fsblocks in data subvolume */ 195 __u64 rtblocks; /* fsblocks in realtime subvol */ 196 __u64 rtextents; /* rt extents in realtime subvol*/ 197 __u64 logstart; /* starting fsblock of the log */ 198 unsigned char uuid[16]; /* unique id of the filesystem */ 199 __u32 sunit; /* stripe unit, fsblocks */ 200 __u32 swidth; /* stripe width, fsblocks */ 201 __s32 version; /* structure version */ 202 __u32 flags; /* superblock version flags */ 203 __u32 logsectsize; /* log sector size, bytes */ 204 __u32 rtsectsize; /* realtime sector size, bytes */ 205 __u32 dirblocksize; /* directory block size, bytes */ 206 __u32 logsunit; /* log stripe unit, bytes */ 207 } xfs_fsop_geom_t; 208 209 /* Output for XFS_FS_COUNTS */ 210 typedef struct xfs_fsop_counts { 211 __u64 freedata; /* free data section blocks */ 212 __u64 freertx; /* free rt extents */ 213 __u64 freeino; /* free inodes */ 214 __u64 allocino; /* total allocated inodes */ 215 } xfs_fsop_counts_t; 216 217 /* Input/Output for XFS_GET_RESBLKS and XFS_SET_RESBLKS */ 218 typedef struct xfs_fsop_resblks { 219 __u64 resblks; 220 __u64 resblks_avail; 221 } xfs_fsop_resblks_t; 222 223 #define XFS_FSOP_GEOM_VERSION 0 224 225 #define XFS_FSOP_GEOM_FLAGS_ATTR 0x0001 /* attributes in use */ 226 #define XFS_FSOP_GEOM_FLAGS_NLINK 0x0002 /* 32-bit nlink values */ 227 #define XFS_FSOP_GEOM_FLAGS_QUOTA 0x0004 /* quotas enabled */ 228 #define XFS_FSOP_GEOM_FLAGS_IALIGN 0x0008 /* inode alignment */ 229 #define XFS_FSOP_GEOM_FLAGS_DALIGN 0x0010 /* large data alignment */ 230 #define XFS_FSOP_GEOM_FLAGS_SHARED 0x0020 /* read-only shared */ 231 #define XFS_FSOP_GEOM_FLAGS_EXTFLG 0x0040 /* special extent flag */ 232 #define XFS_FSOP_GEOM_FLAGS_DIRV2 0x0080 /* directory version 2 */ 233 #define XFS_FSOP_GEOM_FLAGS_LOGV2 0x0100 /* log format version 2 */ 234 #define XFS_FSOP_GEOM_FLAGS_SECTOR 0x0200 /* sector sizes >1BB */ 235 #define XFS_FSOP_GEOM_FLAGS_ATTR2 0x0400 /* inline attributes rework */ 236 #define XFS_FSOP_GEOM_FLAGS_PROJID32 0x0800 /* 32-bit project IDs */ 237 #define XFS_FSOP_GEOM_FLAGS_DIRV2CI 0x1000 /* ASCII only CI names */ 238 #define XFS_FSOP_GEOM_FLAGS_LAZYSB 0x4000 /* lazy superblock counters */ 239 #define XFS_FSOP_GEOM_FLAGS_V5SB 0x8000 /* version 5 superblock */ 240 #define XFS_FSOP_GEOM_FLAGS_FTYPE 0x10000 /* inode directory types */ 241 #define XFS_FSOP_GEOM_FLAGS_FINOBT 0x20000 /* free inode btree */ 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 /* keep the maximum size under 2^31 by a small amount */ 254 #define XFS_MAX_LOG_BYTES \ 255 ((2 * 1024 * 1024 * 1024ULL) - XFS_MIN_LOG_BYTES) 256 257 /* Used for sanity checks on superblock */ 258 #define XFS_MAX_DBLOCKS(s) ((xfs_rfsblock_t)(s)->sb_agcount * (s)->sb_agblocks) 259 #define XFS_MIN_DBLOCKS(s) ((xfs_rfsblock_t)((s)->sb_agcount - 1) * \ 260 (s)->sb_agblocks + XFS_MIN_AG_BLOCKS) 261 262 /* 263 * Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT 264 */ 265 typedef struct xfs_growfs_data { 266 __u64 newblocks; /* new data subvol size, fsblocks */ 267 __u32 imaxpct; /* new inode space percentage limit */ 268 } xfs_growfs_data_t; 269 270 typedef struct xfs_growfs_log { 271 __u32 newblocks; /* new log size, fsblocks */ 272 __u32 isint; /* 1 if new log is internal */ 273 } xfs_growfs_log_t; 274 275 typedef struct xfs_growfs_rt { 276 __u64 newblocks; /* new realtime size, fsblocks */ 277 __u32 extsize; /* new realtime extent size, fsblocks */ 278 } xfs_growfs_rt_t; 279 280 281 /* 282 * Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE 283 */ 284 typedef struct xfs_bstime { 285 time_t tv_sec; /* seconds */ 286 __s32 tv_nsec; /* and nanoseconds */ 287 } xfs_bstime_t; 288 289 typedef struct xfs_bstat { 290 __u64 bs_ino; /* inode number */ 291 __u16 bs_mode; /* type and mode */ 292 __u16 bs_nlink; /* number of links */ 293 __u32 bs_uid; /* user id */ 294 __u32 bs_gid; /* group id */ 295 __u32 bs_rdev; /* device value */ 296 __s32 bs_blksize; /* block size */ 297 __s64 bs_size; /* file size */ 298 xfs_bstime_t bs_atime; /* access time */ 299 xfs_bstime_t bs_mtime; /* modify time */ 300 xfs_bstime_t bs_ctime; /* inode change time */ 301 int64_t bs_blocks; /* number of blocks */ 302 __u32 bs_xflags; /* extended flags */ 303 __s32 bs_extsize; /* extent size */ 304 __s32 bs_extents; /* number of extents */ 305 __u32 bs_gen; /* generation count */ 306 __u16 bs_projid_lo; /* lower part of project id */ 307 #define bs_projid bs_projid_lo /* (previously just bs_projid) */ 308 __u16 bs_forkoff; /* inode fork offset in bytes */ 309 __u16 bs_projid_hi; /* higher part of project id */ 310 unsigned char bs_pad[10]; /* pad space, unused */ 311 __u32 bs_dmevmask; /* DMIG event mask */ 312 __u16 bs_dmstate; /* DMIG state info */ 313 __u16 bs_aextents; /* attribute number of extents */ 314 } xfs_bstat_t; 315 316 /* 317 * Project quota id helpers (previously projid was 16bit only 318 * and using two 16bit values to hold new 32bit projid was choosen 319 * to retain compatibility with "old" filesystems). 320 */ 321 static inline __uint32_t 322 bstat_get_projid(struct xfs_bstat *bs) 323 { 324 return (__uint32_t)bs->bs_projid_hi << 16 | bs->bs_projid_lo; 325 } 326 327 /* 328 * The user-level BulkStat Request interface structure. 329 */ 330 typedef struct xfs_fsop_bulkreq { 331 __u64 __user *lastip; /* last inode # pointer */ 332 __s32 icount; /* count of entries in buffer */ 333 void __user *ubuffer;/* user buffer for inode desc. */ 334 __s32 __user *ocount; /* output count pointer */ 335 } xfs_fsop_bulkreq_t; 336 337 338 /* 339 * Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS). 340 */ 341 typedef struct xfs_inogrp { 342 __u64 xi_startino; /* starting inode number */ 343 __s32 xi_alloccount; /* # bits set in allocmask */ 344 __u64 xi_allocmask; /* mask of allocated inodes */ 345 } xfs_inogrp_t; 346 347 348 /* 349 * Error injection. 350 */ 351 typedef struct xfs_error_injection { 352 __s32 fd; 353 __s32 errtag; 354 } xfs_error_injection_t; 355 356 357 /* 358 * Speculative preallocation trimming. 359 */ 360 #define XFS_EOFBLOCKS_VERSION 1 361 struct xfs_fs_eofblocks { 362 __u32 eof_version; 363 __u32 eof_flags; 364 uid_t eof_uid; 365 gid_t eof_gid; 366 prid_t eof_prid; 367 __u32 pad32; 368 __u64 eof_min_file_size; 369 __u64 pad64[12]; 370 }; 371 372 /* eof_flags values */ 373 #define XFS_EOF_FLAGS_SYNC (1 << 0) /* sync/wait mode scan */ 374 #define XFS_EOF_FLAGS_UID (1 << 1) /* filter by uid */ 375 #define XFS_EOF_FLAGS_GID (1 << 2) /* filter by gid */ 376 #define XFS_EOF_FLAGS_PRID (1 << 3) /* filter by project id */ 377 #define XFS_EOF_FLAGS_MINFILESIZE (1 << 4) /* filter by min file size */ 378 #define XFS_EOF_FLAGS_UNION (1 << 5) /* union filter algorithm; 379 * kernel only, not included in 380 * valid mask */ 381 #define XFS_EOF_FLAGS_VALID \ 382 (XFS_EOF_FLAGS_SYNC | \ 383 XFS_EOF_FLAGS_UID | \ 384 XFS_EOF_FLAGS_GID | \ 385 XFS_EOF_FLAGS_PRID | \ 386 XFS_EOF_FLAGS_MINFILESIZE) 387 388 389 /* 390 * The user-level Handle Request interface structure. 391 */ 392 typedef struct xfs_fsop_handlereq { 393 __u32 fd; /* fd for FD_TO_HANDLE */ 394 void __user *path; /* user pathname */ 395 __u32 oflags; /* open flags */ 396 void __user *ihandle;/* user supplied handle */ 397 __u32 ihandlen; /* user supplied length */ 398 void __user *ohandle;/* user buffer for handle */ 399 __u32 __user *ohandlen;/* user buffer length */ 400 } xfs_fsop_handlereq_t; 401 402 /* 403 * Compound structures for passing args through Handle Request interfaces 404 * xfs_fssetdm_by_handle, xfs_attrlist_by_handle, xfs_attrmulti_by_handle 405 * - ioctls: XFS_IOC_FSSETDM_BY_HANDLE, XFS_IOC_ATTRLIST_BY_HANDLE, and 406 * XFS_IOC_ATTRMULTI_BY_HANDLE 407 */ 408 409 typedef struct xfs_fsop_setdm_handlereq { 410 struct xfs_fsop_handlereq hreq; /* handle information */ 411 struct fsdmidata __user *data; /* DMAPI data */ 412 } xfs_fsop_setdm_handlereq_t; 413 414 typedef struct xfs_attrlist_cursor { 415 __u32 opaque[4]; 416 } xfs_attrlist_cursor_t; 417 418 typedef struct xfs_fsop_attrlist_handlereq { 419 struct xfs_fsop_handlereq hreq; /* handle interface structure */ 420 struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */ 421 __u32 flags; /* which namespace to use */ 422 __u32 buflen; /* length of buffer supplied */ 423 void __user *buffer; /* returned names */ 424 } xfs_fsop_attrlist_handlereq_t; 425 426 typedef struct xfs_attr_multiop { 427 __u32 am_opcode; 428 #define ATTR_OP_GET 1 /* return the indicated attr's value */ 429 #define ATTR_OP_SET 2 /* set/create the indicated attr/value pair */ 430 #define ATTR_OP_REMOVE 3 /* remove the indicated attr */ 431 __s32 am_error; 432 void __user *am_attrname; 433 void __user *am_attrvalue; 434 __u32 am_length; 435 __u32 am_flags; 436 } xfs_attr_multiop_t; 437 438 typedef struct xfs_fsop_attrmulti_handlereq { 439 struct xfs_fsop_handlereq hreq; /* handle interface structure */ 440 __u32 opcount;/* count of following multiop */ 441 struct xfs_attr_multiop __user *ops; /* attr_multi data */ 442 } xfs_fsop_attrmulti_handlereq_t; 443 444 /* 445 * per machine unique filesystem identifier types. 446 */ 447 typedef struct { __u32 val[2]; } xfs_fsid_t; /* file system id type */ 448 449 typedef struct xfs_fid { 450 __u16 fid_len; /* length of remainder */ 451 __u16 fid_pad; 452 __u32 fid_gen; /* generation number */ 453 __u64 fid_ino; /* 64 bits inode number */ 454 } xfs_fid_t; 455 456 typedef struct xfs_handle { 457 union { 458 __s64 align; /* force alignment of ha_fid */ 459 xfs_fsid_t _ha_fsid; /* unique file system identifier */ 460 } ha_u; 461 xfs_fid_t ha_fid; /* file system specific file ID */ 462 } xfs_handle_t; 463 #define ha_fsid ha_u._ha_fsid 464 465 #define XFS_HSIZE(handle) (((char *) &(handle).ha_fid.fid_pad \ 466 - (char *) &(handle)) \ 467 + (handle).ha_fid.fid_len) 468 469 /* 470 * Structure passed to XFS_IOC_SWAPEXT 471 */ 472 typedef struct xfs_swapext 473 { 474 __int64_t sx_version; /* version */ 475 #define XFS_SX_VERSION 0 476 __int64_t sx_fdtarget; /* fd of target file */ 477 __int64_t sx_fdtmp; /* fd of tmp file */ 478 xfs_off_t sx_offset; /* offset into file */ 479 xfs_off_t sx_length; /* leng from offset */ 480 char sx_pad[16]; /* pad space, unused */ 481 xfs_bstat_t sx_stat; /* stat of target b4 copy */ 482 } xfs_swapext_t; 483 484 /* 485 * Flags for going down operation 486 */ 487 #define XFS_FSOP_GOING_FLAGS_DEFAULT 0x0 /* going down */ 488 #define XFS_FSOP_GOING_FLAGS_LOGFLUSH 0x1 /* flush log but not data */ 489 #define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH 0x2 /* don't flush log nor data */ 490 491 /* 492 * ioctl commands that are used by Linux filesystems 493 */ 494 #define XFS_IOC_GETXFLAGS FS_IOC_GETFLAGS 495 #define XFS_IOC_SETXFLAGS FS_IOC_SETFLAGS 496 #define XFS_IOC_GETVERSION FS_IOC_GETVERSION 497 498 /* 499 * ioctl commands that replace IRIX fcntl()'s 500 * For 'documentation' purposed more than anything else, 501 * the "cmd #" field reflects the IRIX fcntl number. 502 */ 503 #define XFS_IOC_ALLOCSP _IOW ('X', 10, struct xfs_flock64) 504 #define XFS_IOC_FREESP _IOW ('X', 11, struct xfs_flock64) 505 #define XFS_IOC_DIOINFO _IOR ('X', 30, struct dioattr) 506 #define XFS_IOC_FSGETXATTR _IOR ('X', 31, struct fsxattr) 507 #define XFS_IOC_FSSETXATTR _IOW ('X', 32, struct fsxattr) 508 #define XFS_IOC_ALLOCSP64 _IOW ('X', 36, struct xfs_flock64) 509 #define XFS_IOC_FREESP64 _IOW ('X', 37, struct xfs_flock64) 510 #define XFS_IOC_GETBMAP _IOWR('X', 38, struct getbmap) 511 #define XFS_IOC_FSSETDM _IOW ('X', 39, struct fsdmidata) 512 #define XFS_IOC_RESVSP _IOW ('X', 40, struct xfs_flock64) 513 #define XFS_IOC_UNRESVSP _IOW ('X', 41, struct xfs_flock64) 514 #define XFS_IOC_RESVSP64 _IOW ('X', 42, struct xfs_flock64) 515 #define XFS_IOC_UNRESVSP64 _IOW ('X', 43, struct xfs_flock64) 516 #define XFS_IOC_GETBMAPA _IOWR('X', 44, struct getbmap) 517 #define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr) 518 /* XFS_IOC_SETBIOSIZE ---- deprecated 46 */ 519 /* XFS_IOC_GETBIOSIZE ---- deprecated 47 */ 520 #define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap) 521 #define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64) 522 #define XFS_IOC_FREE_EOFBLOCKS _IOR ('X', 58, struct xfs_fs_eofblocks) 523 524 /* 525 * ioctl commands that replace IRIX syssgi()'s 526 */ 527 #define XFS_IOC_FSGEOMETRY_V1 _IOR ('X', 100, struct xfs_fsop_geom_v1) 528 #define XFS_IOC_FSBULKSTAT _IOWR('X', 101, struct xfs_fsop_bulkreq) 529 #define XFS_IOC_FSBULKSTAT_SINGLE _IOWR('X', 102, struct xfs_fsop_bulkreq) 530 #define XFS_IOC_FSINUMBERS _IOWR('X', 103, struct xfs_fsop_bulkreq) 531 #define XFS_IOC_PATH_TO_FSHANDLE _IOWR('X', 104, struct xfs_fsop_handlereq) 532 #define XFS_IOC_PATH_TO_HANDLE _IOWR('X', 105, struct xfs_fsop_handlereq) 533 #define XFS_IOC_FD_TO_HANDLE _IOWR('X', 106, struct xfs_fsop_handlereq) 534 #define XFS_IOC_OPEN_BY_HANDLE _IOWR('X', 107, struct xfs_fsop_handlereq) 535 #define XFS_IOC_READLINK_BY_HANDLE _IOWR('X', 108, struct xfs_fsop_handlereq) 536 #define XFS_IOC_SWAPEXT _IOWR('X', 109, struct xfs_swapext) 537 #define XFS_IOC_FSGROWFSDATA _IOW ('X', 110, struct xfs_growfs_data) 538 #define XFS_IOC_FSGROWFSLOG _IOW ('X', 111, struct xfs_growfs_log) 539 #define XFS_IOC_FSGROWFSRT _IOW ('X', 112, struct xfs_growfs_rt) 540 #define XFS_IOC_FSCOUNTS _IOR ('X', 113, struct xfs_fsop_counts) 541 #define XFS_IOC_SET_RESBLKS _IOWR('X', 114, struct xfs_fsop_resblks) 542 #define XFS_IOC_GET_RESBLKS _IOR ('X', 115, struct xfs_fsop_resblks) 543 #define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection) 544 #define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection) 545 /* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */ 546 547 /* XFS_IOC_FREEZE -- FIFREEZE 119 */ 548 /* XFS_IOC_THAW -- FITHAW 120 */ 549 #ifndef FIFREEZE 550 #define XFS_IOC_FREEZE _IOWR('X', 119, int) 551 #define XFS_IOC_THAW _IOWR('X', 120, int) 552 #endif 553 554 #define XFS_IOC_FSSETDM_BY_HANDLE _IOW ('X', 121, struct xfs_fsop_setdm_handlereq) 555 #define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq) 556 #define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq) 557 #define XFS_IOC_FSGEOMETRY _IOR ('X', 124, struct xfs_fsop_geom) 558 #define XFS_IOC_GOINGDOWN _IOR ('X', 125, __uint32_t) 559 /* XFS_IOC_GETFSUUID ---------- deprecated 140 */ 560 561 562 #ifndef HAVE_BBMACROS 563 /* 564 * Block I/O parameterization. A basic block (BB) is the lowest size of 565 * filesystem allocation, and must equal 512. Length units given to bio 566 * routines are in BB's. 567 */ 568 #define BBSHIFT 9 569 #define BBSIZE (1<<BBSHIFT) 570 #define BBMASK (BBSIZE-1) 571 #define BTOBB(bytes) (((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT) 572 #define BTOBBT(bytes) ((__u64)(bytes) >> BBSHIFT) 573 #define BBTOB(bbs) ((bbs) << BBSHIFT) 574 #endif 575 576 #endif /* __XFS_FS_H__ */ 577