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_DIRV2CI	0x1000	/* ASCII only CI names */
237 #define XFS_FSOP_GEOM_FLAGS_LAZYSB	0x4000	/* lazy superblock counters */
238 
239 
240 /*
241  * Minimum and maximum sizes need for growth checks
242  */
243 #define XFS_MIN_AG_BLOCKS	64
244 #define XFS_MIN_LOG_BLOCKS	512ULL
245 #define XFS_MAX_LOG_BLOCKS	(1024 * 1024ULL)
246 #define XFS_MIN_LOG_BYTES	(10 * 1024 * 1024ULL)
247 
248 /* keep the maximum size under 2^31 by a small amount */
249 #define XFS_MAX_LOG_BYTES \
250 	((2 * 1024 * 1024 * 1024ULL) - XFS_MIN_LOG_BYTES)
251 
252 /* Used for sanity checks on superblock */
253 #define XFS_MAX_DBLOCKS(s) ((xfs_drfsbno_t)(s)->sb_agcount * (s)->sb_agblocks)
254 #define XFS_MIN_DBLOCKS(s) ((xfs_drfsbno_t)((s)->sb_agcount - 1) *	\
255 			 (s)->sb_agblocks + XFS_MIN_AG_BLOCKS)
256 
257 /*
258  * Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT
259  */
260 typedef struct xfs_growfs_data {
261 	__u64		newblocks;	/* new data subvol size, fsblocks */
262 	__u32		imaxpct;	/* new inode space percentage limit */
263 } xfs_growfs_data_t;
264 
265 typedef struct xfs_growfs_log {
266 	__u32		newblocks;	/* new log size, fsblocks */
267 	__u32		isint;		/* 1 if new log is internal */
268 } xfs_growfs_log_t;
269 
270 typedef struct xfs_growfs_rt {
271 	__u64		newblocks;	/* new realtime size, fsblocks */
272 	__u32		extsize;	/* new realtime extent size, fsblocks */
273 } xfs_growfs_rt_t;
274 
275 
276 /*
277  * Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE
278  */
279 typedef struct xfs_bstime {
280 	time_t		tv_sec;		/* seconds		*/
281 	__s32		tv_nsec;	/* and nanoseconds	*/
282 } xfs_bstime_t;
283 
284 typedef struct xfs_bstat {
285 	__u64		bs_ino;		/* inode number			*/
286 	__u16		bs_mode;	/* type and mode		*/
287 	__u16		bs_nlink;	/* number of links		*/
288 	__u32		bs_uid;		/* user id			*/
289 	__u32		bs_gid;		/* group id			*/
290 	__u32		bs_rdev;	/* device value			*/
291 	__s32		bs_blksize;	/* block size			*/
292 	__s64		bs_size;	/* file size			*/
293 	xfs_bstime_t	bs_atime;	/* access time			*/
294 	xfs_bstime_t	bs_mtime;	/* modify time			*/
295 	xfs_bstime_t	bs_ctime;	/* inode change time		*/
296 	int64_t		bs_blocks;	/* number of blocks		*/
297 	__u32		bs_xflags;	/* extended flags		*/
298 	__s32		bs_extsize;	/* extent size			*/
299 	__s32		bs_extents;	/* number of extents		*/
300 	__u32		bs_gen;		/* generation count		*/
301 	__u16		bs_projid_lo;	/* lower part of project id	*/
302 #define	bs_projid	bs_projid_lo	/* (previously just bs_projid)	*/
303 	__u16		bs_forkoff;	/* inode fork offset in bytes	*/
304 	__u16		bs_projid_hi;	/* higher part of project id	*/
305 	unsigned char	bs_pad[10];	/* pad space, unused		*/
306 	__u32		bs_dmevmask;	/* DMIG event mask		*/
307 	__u16		bs_dmstate;	/* DMIG state info		*/
308 	__u16		bs_aextents;	/* attribute number of extents	*/
309 } xfs_bstat_t;
310 
311 /*
312  * The user-level BulkStat Request interface structure.
313  */
314 typedef struct xfs_fsop_bulkreq {
315 	__u64		__user *lastip;	/* last inode # pointer		*/
316 	__s32		icount;		/* count of entries in buffer	*/
317 	void		__user *ubuffer;/* user buffer for inode desc.	*/
318 	__s32		__user *ocount;	/* output count pointer		*/
319 } xfs_fsop_bulkreq_t;
320 
321 
322 /*
323  * Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS).
324  */
325 typedef struct xfs_inogrp {
326 	__u64		xi_startino;	/* starting inode number	*/
327 	__s32		xi_alloccount;	/* # bits set in allocmask	*/
328 	__u64		xi_allocmask;	/* mask of allocated inodes	*/
329 } xfs_inogrp_t;
330 
331 
332 /*
333  * Error injection.
334  */
335 typedef struct xfs_error_injection {
336 	__s32		fd;
337 	__s32		errtag;
338 } xfs_error_injection_t;
339 
340 
341 /*
342  * The user-level Handle Request interface structure.
343  */
344 typedef struct xfs_fsop_handlereq {
345 	__u32		fd;		/* fd for FD_TO_HANDLE		*/
346 	void		__user *path;	/* user pathname		*/
347 	__u32		oflags;		/* open flags			*/
348 	void		__user *ihandle;/* user supplied handle		*/
349 	__u32		ihandlen;	/* user supplied length		*/
350 	void		__user *ohandle;/* user buffer for handle	*/
351 	__u32		__user *ohandlen;/* user buffer length		*/
352 } xfs_fsop_handlereq_t;
353 
354 /*
355  * Compound structures for passing args through Handle Request interfaces
356  * xfs_fssetdm_by_handle, xfs_attrlist_by_handle, xfs_attrmulti_by_handle
357  * - ioctls: XFS_IOC_FSSETDM_BY_HANDLE, XFS_IOC_ATTRLIST_BY_HANDLE, and
358  *	     XFS_IOC_ATTRMULTI_BY_HANDLE
359  */
360 
361 typedef struct xfs_fsop_setdm_handlereq {
362 	struct xfs_fsop_handlereq	hreq;	/* handle information	*/
363 	struct fsdmidata		__user *data;	/* DMAPI data	*/
364 } xfs_fsop_setdm_handlereq_t;
365 
366 typedef struct xfs_attrlist_cursor {
367 	__u32		opaque[4];
368 } xfs_attrlist_cursor_t;
369 
370 typedef struct xfs_fsop_attrlist_handlereq {
371 	struct xfs_fsop_handlereq	hreq; /* handle interface structure */
372 	struct xfs_attrlist_cursor	pos; /* opaque cookie, list offset */
373 	__u32				flags;	/* which namespace to use */
374 	__u32				buflen;	/* length of buffer supplied */
375 	void				__user *buffer;	/* returned names */
376 } xfs_fsop_attrlist_handlereq_t;
377 
378 typedef struct xfs_attr_multiop {
379 	__u32		am_opcode;
380 #define ATTR_OP_GET	1	/* return the indicated attr's value */
381 #define ATTR_OP_SET	2	/* set/create the indicated attr/value pair */
382 #define ATTR_OP_REMOVE	3	/* remove the indicated attr */
383 	__s32		am_error;
384 	void		__user *am_attrname;
385 	void		__user *am_attrvalue;
386 	__u32		am_length;
387 	__u32		am_flags;
388 } xfs_attr_multiop_t;
389 
390 typedef struct xfs_fsop_attrmulti_handlereq {
391 	struct xfs_fsop_handlereq	hreq; /* handle interface structure */
392 	__u32				opcount;/* count of following multiop */
393 	struct xfs_attr_multiop		__user *ops; /* attr_multi data */
394 } xfs_fsop_attrmulti_handlereq_t;
395 
396 /*
397  * per machine unique filesystem identifier types.
398  */
399 typedef struct { __u32 val[2]; } xfs_fsid_t; /* file system id type */
400 
401 typedef struct xfs_fid {
402 	__u16	fid_len;		/* length of remainder	*/
403 	__u16	fid_pad;
404 	__u32	fid_gen;		/* generation number	*/
405 	__u64	fid_ino;		/* 64 bits inode number */
406 } xfs_fid_t;
407 
408 typedef struct xfs_handle {
409 	union {
410 		__s64	    align;	/* force alignment of ha_fid	 */
411 		xfs_fsid_t  _ha_fsid;	/* unique file system identifier */
412 	} ha_u;
413 	xfs_fid_t	ha_fid;		/* file system specific file ID	 */
414 } xfs_handle_t;
415 #define ha_fsid ha_u._ha_fsid
416 
417 #define XFS_HSIZE(handle)	(((char *) &(handle).ha_fid.fid_pad	 \
418 				 - (char *) &(handle))			  \
419 				 + (handle).ha_fid.fid_len)
420 
421 /*
422  * Flags for going down operation
423  */
424 #define XFS_FSOP_GOING_FLAGS_DEFAULT		0x0	/* going down */
425 #define XFS_FSOP_GOING_FLAGS_LOGFLUSH		0x1	/* flush log but not data */
426 #define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH		0x2	/* don't flush log nor data */
427 
428 /*
429  * ioctl commands that are used by Linux filesystems
430  */
431 #define XFS_IOC_GETXFLAGS	FS_IOC_GETFLAGS
432 #define XFS_IOC_SETXFLAGS	FS_IOC_SETFLAGS
433 #define XFS_IOC_GETVERSION	FS_IOC_GETVERSION
434 
435 /*
436  * ioctl commands that replace IRIX fcntl()'s
437  * For 'documentation' purposed more than anything else,
438  * the "cmd #" field reflects the IRIX fcntl number.
439  */
440 #define XFS_IOC_ALLOCSP		_IOW ('X', 10, struct xfs_flock64)
441 #define XFS_IOC_FREESP		_IOW ('X', 11, struct xfs_flock64)
442 #define XFS_IOC_DIOINFO		_IOR ('X', 30, struct dioattr)
443 #define XFS_IOC_FSGETXATTR	_IOR ('X', 31, struct fsxattr)
444 #define XFS_IOC_FSSETXATTR	_IOW ('X', 32, struct fsxattr)
445 #define XFS_IOC_ALLOCSP64	_IOW ('X', 36, struct xfs_flock64)
446 #define XFS_IOC_FREESP64	_IOW ('X', 37, struct xfs_flock64)
447 #define XFS_IOC_GETBMAP		_IOWR('X', 38, struct getbmap)
448 #define XFS_IOC_FSSETDM		_IOW ('X', 39, struct fsdmidata)
449 #define XFS_IOC_RESVSP		_IOW ('X', 40, struct xfs_flock64)
450 #define XFS_IOC_UNRESVSP	_IOW ('X', 41, struct xfs_flock64)
451 #define XFS_IOC_RESVSP64	_IOW ('X', 42, struct xfs_flock64)
452 #define XFS_IOC_UNRESVSP64	_IOW ('X', 43, struct xfs_flock64)
453 #define XFS_IOC_GETBMAPA	_IOWR('X', 44, struct getbmap)
454 #define XFS_IOC_FSGETXATTRA	_IOR ('X', 45, struct fsxattr)
455 /*	XFS_IOC_SETBIOSIZE ---- deprecated 46	   */
456 /*	XFS_IOC_GETBIOSIZE ---- deprecated 47	   */
457 #define XFS_IOC_GETBMAPX	_IOWR('X', 56, struct getbmap)
458 #define XFS_IOC_ZERO_RANGE	_IOW ('X', 57, struct xfs_flock64)
459 
460 /*
461  * ioctl commands that replace IRIX syssgi()'s
462  */
463 #define XFS_IOC_FSGEOMETRY_V1	     _IOR ('X', 100, struct xfs_fsop_geom_v1)
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)
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)
476 #define XFS_IOC_FSCOUNTS	     _IOR ('X', 113, struct xfs_fsop_counts)
477 #define XFS_IOC_SET_RESBLKS	     _IOWR('X', 114, struct xfs_fsop_resblks)
478 #define XFS_IOC_GET_RESBLKS	     _IOR ('X', 115, struct xfs_fsop_resblks)
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)
481 /*	XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118	 */
482 /*	XFS_IOC_FREEZE		  -- FIFREEZE   119	 */
483 /*	XFS_IOC_THAW		  -- FITHAW     120	 */
484 #define XFS_IOC_FSSETDM_BY_HANDLE    _IOW ('X', 121, struct xfs_fsop_setdm_handlereq)
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)
487 #define XFS_IOC_FSGEOMETRY	     _IOR ('X', 124, struct xfs_fsop_geom)
488 #define XFS_IOC_GOINGDOWN	     _IOR ('X', 125, __uint32_t)
489 /*	XFS_IOC_GETFSUUID ---------- deprecated 140	 */
490 
491 
492 #ifndef HAVE_BBMACROS
493 /*
494  * Block I/O parameterization.	A basic block (BB) is the lowest size of
495  * filesystem allocation, and must equal 512.  Length units given to bio
496  * routines are in BB's.
497  */
498 #define BBSHIFT		9
499 #define BBSIZE		(1<<BBSHIFT)
500 #define BBMASK		(BBSIZE-1)
501 #define BTOBB(bytes)	(((__u64)(bytes) + BBSIZE - 1) >> BBSHIFT)
502 #define BTOBBT(bytes)	((__u64)(bytes) >> BBSHIFT)
503 #define BBTOB(bbs)	((bbs) << BBSHIFT)
504 #endif
505 
506 #endif	/* __XFS_FS_H__ */
507