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source: bootcd/isolinux/syslinux-6.03/extlinux/xfs_fs.h

Last change on this file was e16e8f2, checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
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1	/*
2	* Taken from Linux kernel tree (linux/fs/xfs)
3	*
4	* Copyright (c) 1995-2005 Silicon Graphics, Inc.
5	* All Rights Reserved.
6	*
7	* Copyright (c) 2012 Paulo Alcantara <pcacjr@zytor.com>
8	*
9	* This program is free software; you can redistribute it and/or
10	* modify it under the terms of the GNU Lesser General Public License
11	* as published by the Free Software Foundation.
12	*
13	* This program is distributed in the hope that it would be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU Lesser General Public License for more details.
17	*
18	* You should have received a copy of the GNU Lesser General Public License
19	* along with this program; if not, write the Free Software Foundation,
20	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21	*/
22
23	#ifndef XFS_FS_H_
24	#define XFS_FS_H_
25
26	/*
27	* SGI's XFS filesystem's major stuff (constants, structures)
28	*/
29
30	/*
31	* Direct I/O attribute record used with XFS_IOC_DIOINFO
32	* d_miniosz is the min xfer size, xfer size multiple and file seek offset
33	* alignment.
34	*/
35	struct dioattr {
36	uint32_t d_mem; /* data buffer memory alignment */
37	uint32_t d_miniosz; /* min xfer size */
38	uint32_t d_maxiosz; /* max xfer size */
39	};
40
41	/*
42	* Structure for XFS_IOC_FSGETXATTR[A] and XFS_IOC_FSSETXATTR.
43	*/
44	struct fsxattr {
45	uint32_t fsx_xflags; /* xflags field value (get/set) */
46	uint32_t fsx_extsize; /* extsize field value (get/set)*/
47	uint32_t fsx_nextents; /* nextents field value (get) */
48	uint32_t fsx_projid; /* project identifier (get/set) */
49	unsigned char fsx_pad[12];
50	};
51
52	/*
53	* Flags for the bs_xflags/fsx_xflags field
54	* There should be a one-to-one correspondence between these flags and the
55	* XFS_DIFLAG_s.
56	*/
57	#define XFS_XFLAG_REALTIME 0x00000001 /* data in realtime volume */
58	#define XFS_XFLAG_PREALLOC 0x00000002 /* preallocated file extents */
59	#define XFS_XFLAG_IMMUTABLE 0x00000008 /* file cannot be modified */
60	#define XFS_XFLAG_APPEND 0x00000010 /* all writes append */
61	#define XFS_XFLAG_SYNC 0x00000020 /* all writes synchronous */
62	#define XFS_XFLAG_NOATIME 0x00000040 /* do not update access time */
63	#define XFS_XFLAG_NODUMP 0x00000080 /* do not include in backups */
64	#define XFS_XFLAG_RTINHERIT 0x00000100 /* create with rt bit set */
65	#define XFS_XFLAG_PROJINHERIT 0x00000200 /* create with parents projid */
66	#define XFS_XFLAG_NOSYMLINKS 0x00000400 /* disallow symlink creation */
67	#define XFS_XFLAG_EXTSIZE 0x00000800 /* extent size allocator hint */
68	#define XFS_XFLAG_EXTSZINHERIT 0x00001000 /* inherit inode extent size */
69	#define XFS_XFLAG_NODEFRAG 0x00002000 /* do not defragment */
70	#define XFS_XFLAG_FILESTREAM 0x00004000 /* use filestream allocator */
71	#define XFS_XFLAG_HASATTR 0x80000000 /* no DIFLAG for this */
72
73	/*
74	* Structure for XFS_IOC_GETBMAP.
75	* On input, fill in bmv_offset and bmv_length of the first structure
76	* to indicate the area of interest in the file, and bmv_entries with
77	* the number of array elements given back. The first structure is
78	* updated on return to give the offset and length for the next call.
79	*/
80	struct getbmap {
81	int64_t bmv_offset; /* file offset of segment in blocks */
82	int64_t bmv_block; /* starting block (64-bit daddr_t) */
83	int64_t bmv_length; /* length of segment, blocks */
84	int32_t bmv_count; /* # of entries in array incl. 1st */
85	int32_t bmv_entries; /* # of entries filled in (output) */
86	};
87
88	/*
89	* Structure for XFS_IOC_GETBMAPX. Fields bmv_offset through bmv_entries
90	* are used exactly as in the getbmap structure. The getbmapx structure
91	* has additional bmv_iflags and bmv_oflags fields. The bmv_iflags field
92	* is only used for the first structure. It contains input flags
93	* specifying XFS_IOC_GETBMAPX actions. The bmv_oflags field is filled
94	* in by the XFS_IOC_GETBMAPX command for each returned structure after
95	* the first.
96	*/
97	struct getbmapx {
98	int64_t bmv_offset; /* file offset of segment in blocks */
99	int64_t bmv_block; /* starting block (64-bit daddr_t) */
100	int64_t bmv_length; /* length of segment, blocks */
101	int32_t bmv_count; /* # of entries in array incl. 1st */
102	int32_t bmv_entries; /* # of entries filled in (output). */
103	int32_t bmv_iflags; /* input flags (1st structure) */
104	int32_t bmv_oflags; /* output flags (after 1st structure)*/
105	int32_t bmv_unused1; /* future use */
106	int32_t bmv_unused2; /* future use */
107	};
108
109	/* bmv_iflags values - set by XFS_IOC_GETBMAPX caller. */
110	#define BMV_IF_ATTRFORK 0x1 /* return attr fork rather than data */
111	#define BMV_IF_NO_DMAPI_READ 0x2 /* Do not generate DMAPI read event */
112	#define BMV_IF_PREALLOC 0x4 /* rtn status BMV_OF_PREALLOC if req */
113	#define BMV_IF_DELALLOC 0x8 /* rtn status BMV_OF_DELALLOC if req */
114	#define BMV_IF_NO_HOLES 0x10 /* Do not return holes */
115	#define BMV_IF_VALID \
116	(BMV_IF_ATTRFORK\|BMV_IF_NO_DMAPI_READ\|BMV_IF_PREALLOC\| \
117	BMV_IF_DELALLOC\|BMV_IF_NO_HOLES)
118
119	/* bmv_oflags values - returned for each non-header segment */
120	#define BMV_OF_PREALLOC 0x1 /* segment = unwritten pre-allocation */
121	#define BMV_OF_DELALLOC 0x2 /* segment = delayed allocation */
122	#define BMV_OF_LAST 0x4 /* segment is the last in the file */
123
124	/*
125	* Structure for XFS_IOC_FSSETDM.
126	* For use by backup and restore programs to set the XFS on-disk inode
127	* fields di_dmevmask and di_dmstate. These must be set to exactly and
128	* only values previously obtained via xfs_bulkstat! (Specifically the
129	* xfs_bstat_t fields bs_dmevmask and bs_dmstate.)
130	*/
131	struct fsdmidata {
132	uint32_t fsd_dmevmask; /* corresponds to di_dmevmask */
133	__u16 fsd_padding;
134	__u16 fsd_dmstate; /* corresponds to di_dmstate */
135	};
136
137	/*
138	* File segment locking set data type for 64 bit access.
139	* Also used for all the RESV/FREE interfaces.
140	*/
141	typedef struct xfs_flock64 {
142	__s16 l_type;
143	__s16 l_whence;
144	int64_t l_start;
145	int64_t l_len; /* len == 0 means until end of file */
146	int32_t l_sysid;
147	uint32_t l_pid;
148	int32_t l_pad[4]; /* reserve area */
149	} xfs_flock64_t;
150
151	/*
152	* Output for XFS_IOC_FSGEOMETRY_V1
153	*/
154	typedef struct xfs_fsop_geom_v1 {
155	uint32_t blocksize; /* filesystem (data) block size */
156	uint32_t rtextsize; /* realtime extent size */
157	uint32_t agblocks; /* fsblocks in an AG */
158	uint32_t agcount; /* number of allocation groups */
159	uint32_t logblocks; /* fsblocks in the log */
160	uint32_t sectsize; /* (data) sector size, bytes */
161	uint32_t inodesize; /* inode size in bytes */
162	uint32_t imaxpct; /* max allowed inode space(%) */
163	uint64_t datablocks; /* fsblocks in data subvolume */
164	uint64_t rtblocks; /* fsblocks in realtime subvol */
165	uint64_t rtextents; /* rt extents in realtime subvol*/
166	uint64_t logstart; /* starting fsblock of the log */
167	unsigned char uuid[16]; /* unique id of the filesystem */
168	uint32_t sunit; /* stripe unit, fsblocks */
169	uint32_t swidth; /* stripe width, fsblocks */
170	int32_t version; /* structure version */
171	uint32_t flags; /* superblock version flags */
172	uint32_t logsectsize; /* log sector size, bytes */
173	uint32_t rtsectsize; /* realtime sector size, bytes */
174	uint32_t dirblocksize; /* directory block size, bytes */
175	} xfs_fsop_geom_v1_t;
176
177	/*
178	* Output for XFS_IOC_FSGEOMETRY
179	*/
180	typedef struct xfs_fsop_geom {
181	uint32_t blocksize; /* filesystem (data) block size */
182	uint32_t rtextsize; /* realtime extent size */
183	uint32_t agblocks; /* fsblocks in an AG */
184	uint32_t agcount; /* number of allocation groups */
185	uint32_t logblocks; /* fsblocks in the log */
186	uint32_t sectsize; /* (data) sector size, bytes */
187	uint32_t inodesize; /* inode size in bytes */
188	uint32_t imaxpct; /* max allowed inode space(%) */
189	uint64_t datablocks; /* fsblocks in data subvolume */
190	uint64_t rtblocks; /* fsblocks in realtime subvol */
191	uint64_t rtextents; /* rt extents in realtime subvol*/
192	uint64_t logstart; /* starting fsblock of the log */
193	unsigned char uuid[16]; /* unique id of the filesystem */
194	uint32_t sunit; /* stripe unit, fsblocks */
195	uint32_t swidth; /* stripe width, fsblocks */
196	int32_t version; /* structure version */
197	uint32_t flags; /* superblock version flags */
198	uint32_t logsectsize; /* log sector size, bytes */
199	uint32_t rtsectsize; /* realtime sector size, bytes */
200	uint32_t dirblocksize; /* directory block size, bytes */
201	uint32_t logsunit; /* log stripe unit, bytes */
202	} xfs_fsop_geom_t;
203
204	/* Output for XFS_FS_COUNTS */
205	typedef struct xfs_fsop_counts {
206	uint64_t freedata; /* free data section blocks */
207	uint64_t freertx; /* free rt extents */
208	uint64_t freeino; /* free inodes */
209	uint64_t allocino; /* total allocated inodes */
210	} xfs_fsop_counts_t;
211
212	/* Input/Output for XFS_GET_RESBLKS and XFS_SET_RESBLKS */
213	typedef struct xfs_fsop_resblks {
214	uint64_t resblks;
215	uint64_t resblks_avail;
216	} xfs_fsop_resblks_t;
217
218	#define XFS_FSOP_GEOM_VERSION 0
219
220	#define XFS_FSOP_GEOM_FLAGS_ATTR 0x0001 /* attributes in use */
221	#define XFS_FSOP_GEOM_FLAGS_NLINK 0x0002 /* 32-bit nlink values */
222	#define XFS_FSOP_GEOM_FLAGS_QUOTA 0x0004 /* quotas enabled */
223	#define XFS_FSOP_GEOM_FLAGS_IALIGN 0x0008 /* inode alignment */
224	#define XFS_FSOP_GEOM_FLAGS_DALIGN 0x0010 /* large data alignment */
225	#define XFS_FSOP_GEOM_FLAGS_SHARED 0x0020 /* read-only shared */
226	#define XFS_FSOP_GEOM_FLAGS_EXTFLG 0x0040 /* special extent flag */
227	#define XFS_FSOP_GEOM_FLAGS_DIRV2 0x0080 /* directory version 2 */
228	#define XFS_FSOP_GEOM_FLAGS_LOGV2 0x0100 /* log format version 2 */
229	#define XFS_FSOP_GEOM_FLAGS_SECTOR 0x0200 /* sector sizes >1BB */
230	#define XFS_FSOP_GEOM_FLAGS_ATTR2 0x0400 /* inline attributes rework */
231	#define XFS_FSOP_GEOM_FLAGS_DIRV2CI 0x1000 /* ASCII only CI names */
232	#define XFS_FSOP_GEOM_FLAGS_LAZYSB 0x4000 /* lazy superblock counters */
233
234
235	/*
236	* Minimum and maximum sizes need for growth checks
237	*/
238	#define XFS_MIN_AG_BLOCKS 64
239	#define XFS_MIN_LOG_BLOCKS 512ULL
240	#define XFS_MAX_LOG_BLOCKS (1024 * 1024ULL)
241	#define XFS_MIN_LOG_BYTES (10 * 1024 * 1024ULL)
242
243	/* keep the maximum size under 2^31 by a small amount */
244	#define XFS_MAX_LOG_BYTES \
245	((2 * 1024 * 1024 * 1024ULL) - XFS_MIN_LOG_BYTES)
246
247	/* Used for sanity checks on superblock */
248	#define XFS_MAX_DBLOCKS(s) ((xfs_drfsbno_t)(s)->sb_agcount * (s)->sb_agblocks)
249	#define XFS_MIN_DBLOCKS(s) ((xfs_drfsbno_t)((s)->sb_agcount - 1) * \
250	(s)->sb_agblocks + XFS_MIN_AG_BLOCKS)
251
252	/*
253	* Structures for XFS_IOC_FSGROWFSDATA, XFS_IOC_FSGROWFSLOG & XFS_IOC_FSGROWFSRT
254	*/
255	typedef struct xfs_growfs_data {
256	uint64_t newblocks; /* new data subvol size, fsblocks */
257	uint32_t imaxpct; /* new inode space percentage limit */
258	} xfs_growfs_data_t;
259
260	typedef struct xfs_growfs_log {
261	uint32_t newblocks; /* new log size, fsblocks */
262	uint32_t isint; /* 1 if new log is internal */
263	} xfs_growfs_log_t;
264
265	typedef struct xfs_growfs_rt {
266	uint64_t newblocks; /* new realtime size, fsblocks */
267	uint32_t extsize; /* new realtime extent size, fsblocks */
268	} xfs_growfs_rt_t;
269
270
271	/*
272	* Structures returned from ioctl XFS_IOC_FSBULKSTAT & XFS_IOC_FSBULKSTAT_SINGLE
273	*/
274	typedef struct xfs_bstime {
275	time_t tv_sec; /* seconds */
276	int32_t tv_nsec; /* and nanoseconds */
277	} xfs_bstime_t;
278
279	typedef struct xfs_bstat {
280	uint64_t bs_ino; /* inode number */
281	__u16 bs_mode; /* type and mode */
282	__u16 bs_nlink; /* number of links */
283	uint32_t bs_uid; /* user id */
284	uint32_t bs_gid; /* group id */
285	uint32_t bs_rdev; /* device value */
286	int32_t bs_blksize; /* block size */
287	int64_t bs_size; /* file size */
288	xfs_bstime_t bs_atime; /* access time */
289	xfs_bstime_t bs_mtime; /* modify time */
290	xfs_bstime_t bs_ctime; /* inode change time */
291	int64_t bs_blocks; /* number of blocks */
292	uint32_t bs_xflags; /* extended flags */
293	int32_t bs_extsize; /* extent size */
294	int32_t bs_extents; /* number of extents */
295	uint32_t bs_gen; /* generation count */
296	__u16 bs_projid_lo; /* lower part of project id */
297	#define bs_projid bs_projid_lo /* (previously just bs_projid) */
298	__u16 bs_forkoff; /* inode fork offset in bytes */
299	__u16 bs_projid_hi; /* higher part of project id */
300	unsigned char bs_pad[10]; /* pad space, unused */
301	uint32_t bs_dmevmask; /* DMIG event mask */
302	__u16 bs_dmstate; /* DMIG state info */
303	__u16 bs_aextents; /* attribute number of extents */
304	} xfs_bstat_t;
305
306	/*
307	* The user-level BulkStat Request interface structure.
308	*/
309	typedef struct xfs_fsop_bulkreq {
310	uint64_t __user lastip; / last inode # pointer */
311	int32_t icount; /* count of entries in buffer */
312	void __user ubuffer;/ user buffer for inode desc. */
313	int32_t __user ocount; / output count pointer */
314	} xfs_fsop_bulkreq_t;
315
316
317	/*
318	* Structures returned from xfs_inumbers routine (XFS_IOC_FSINUMBERS).
319	*/
320	typedef struct xfs_inogrp {
321	uint64_t xi_startino; /* starting inode number */
322	int32_t xi_alloccount; /* # bits set in allocmask */
323	uint64_t xi_allocmask; /* mask of allocated inodes */
324	} xfs_inogrp_t;
325
326
327	/*
328	* Error injection.
329	*/
330	typedef struct xfs_error_injection {
331	int32_t fd;
332	int32_t errtag;
333	} xfs_error_injection_t;
334
335
336	/*
337	* The user-level Handle Request interface structure.
338	*/
339	typedef struct xfs_fsop_handlereq {
340	uint32_t fd; /* fd for FD_TO_HANDLE */
341	void __user path; / user pathname */
342	uint32_t oflags; /* open flags */
343	void __user ihandle;/ user supplied handle */
344	uint32_t ihandlen; /* user supplied length */
345	void __user ohandle;/ user buffer for handle */
346	uint32_t __user ohandlen;/ user buffer length */
347	} xfs_fsop_handlereq_t;
348
349	/*
350	* Compound structures for passing args through Handle Request interfaces
351	* xfs_fssetdm_by_handle, xfs_attrlist_by_handle, xfs_attrmulti_by_handle
352	* - ioctls: XFS_IOC_FSSETDM_BY_HANDLE, XFS_IOC_ATTRLIST_BY_HANDLE, and
353	* XFS_IOC_ATTRMULTI_BY_HANDLE
354	*/
355
356	typedef struct xfs_fsop_setdm_handlereq {
357	struct xfs_fsop_handlereq hreq; /* handle information */
358	struct fsdmidata __user data; / DMAPI data */
359	} xfs_fsop_setdm_handlereq_t;
360
361	typedef struct xfs_attrlist_cursor {
362	uint32_t opaque[4];
363	} xfs_attrlist_cursor_t;
364
365	typedef struct xfs_fsop_attrlist_handlereq {
366	struct xfs_fsop_handlereq hreq; /* handle interface structure */
367	struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */
368	uint32_t flags; /* which namespace to use */
369	uint32_t buflen; /* length of buffer supplied */
370	void __user buffer; / returned names */
371	} xfs_fsop_attrlist_handlereq_t;
372
373	typedef struct xfs_attr_multiop {
374	uint32_t am_opcode;
375	#define ATTR_OP_GET 1 /* return the indicated attr's value */
376	#define ATTR_OP_SET 2 /* set/create the indicated attr/value pair */
377	#define ATTR_OP_REMOVE 3 /* remove the indicated attr */
378	int32_t am_error;
379	void __user *am_attrname;
380	void __user *am_attrvalue;
381	uint32_t am_length;
382	uint32_t am_flags;
383	} xfs_attr_multiop_t;
384
385	typedef struct xfs_fsop_attrmulti_handlereq {
386	struct xfs_fsop_handlereq hreq; /* handle interface structure */
387	uint32_t opcount;/* count of following multiop */
388	struct xfs_attr_multiop __user ops; / attr_multi data */
389	} xfs_fsop_attrmulti_handlereq_t;
390
391	/*
392	* per machine unique filesystem identifier types.
393	*/
394	typedef struct { uint32_t val[2]; } xfs_fsid_t; /* file system id type */
395
396	typedef struct xfs_fid {
397	__u16 fid_len; /* length of remainder */
398	__u16 fid_pad;
399	uint32_t fid_gen; /* generation number */
400	uint64_t fid_ino; /* 64 bits inode number */
401	} xfs_fid_t;
402
403	typedef struct xfs_handle {
404	union {
405	int64_t align; /* force alignment of ha_fid */
406	xfs_fsid_t _ha_fsid; /* unique file system identifier */
407	} ha_u;
408	xfs_fid_t ha_fid; /* file system specific file ID */
409	} xfs_handle_t;
410	#define ha_fsid ha_u._ha_fsid
411
412	#define XFS_HSIZE(handle) (((char *) &(handle).ha_fid.fid_pad \
413	- (char *) &(handle)) \
414	+ (handle).ha_fid.fid_len)
415
416	/*
417	* Flags for going down operation
418	*/
419	#define XFS_FSOP_GOING_FLAGS_DEFAULT 0x0 /* going down */
420	#define XFS_FSOP_GOING_FLAGS_LOGFLUSH 0x1 /* flush log but not data */
421	#define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH 0x2 /* don't flush log nor data */
422
423	/*
424	* ioctl commands that are used by Linux filesystems
425	*/
426	#define XFS_IOC_GETXFLAGS FS_IOC_GETFLAGS
427	#define XFS_IOC_SETXFLAGS FS_IOC_SETFLAGS
428	#define XFS_IOC_GETVERSION FS_IOC_GETVERSION
429
430	/*
431	* ioctl commands that replace IRIX fcntl()'s
432	* For 'documentation' purposed more than anything else,
433	* the "cmd #" field reflects the IRIX fcntl number.
434	*/
435	#define XFS_IOC_ALLOCSP _IOW ('X', 10, struct xfs_flock64)
436	#define XFS_IOC_FREESP _IOW ('X', 11, struct xfs_flock64)
437	#define XFS_IOC_DIOINFO _IOR ('X', 30, struct dioattr)
438	#define XFS_IOC_FSGETXATTR _IOR ('X', 31, struct fsxattr)
439	#define XFS_IOC_FSSETXATTR _IOW ('X', 32, struct fsxattr)
440	#define XFS_IOC_ALLOCSP64 _IOW ('X', 36, struct xfs_flock64)
441	#define XFS_IOC_FREESP64 _IOW ('X', 37, struct xfs_flock64)
442	#define XFS_IOC_GETBMAP _IOWR('X', 38, struct getbmap)
443	#define XFS_IOC_FSSETDM _IOW ('X', 39, struct fsdmidata)
444	#define XFS_IOC_RESVSP _IOW ('X', 40, struct xfs_flock64)
445	#define XFS_IOC_UNRESVSP _IOW ('X', 41, struct xfs_flock64)
446	#define XFS_IOC_RESVSP64 _IOW ('X', 42, struct xfs_flock64)
447	#define XFS_IOC_UNRESVSP64 _IOW ('X', 43, struct xfs_flock64)
448	#define XFS_IOC_GETBMAPA _IOWR('X', 44, struct getbmap)
449	#define XFS_IOC_FSGETXATTRA _IOR ('X', 45, struct fsxattr)
450	/* XFS_IOC_SETBIOSIZE ---- deprecated 46 */
451	/* XFS_IOC_GETBIOSIZE ---- deprecated 47 */
452	#define XFS_IOC_GETBMAPX _IOWR('X', 56, struct getbmap)
453	#define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64)
454
455	/*
456	* ioctl commands that replace IRIX syssgi()'s
457	*/
458	#define XFS_IOC_FSGEOMETRY_V1 _IOR ('X', 100, struct xfs_fsop_geom_v1)
459	#define XFS_IOC_FSBULKSTAT _IOWR('X', 101, struct xfs_fsop_bulkreq)
460	#define XFS_IOC_FSBULKSTAT_SINGLE _IOWR('X', 102, struct xfs_fsop_bulkreq)
461	#define XFS_IOC_FSINUMBERS _IOWR('X', 103, struct xfs_fsop_bulkreq)
462	#define XFS_IOC_PATH_TO_FSHANDLE _IOWR('X', 104, struct xfs_fsop_handlereq)
463	#define XFS_IOC_PATH_TO_HANDLE _IOWR('X', 105, struct xfs_fsop_handlereq)
464	#define XFS_IOC_FD_TO_HANDLE _IOWR('X', 106, struct xfs_fsop_handlereq)
465	#define XFS_IOC_OPEN_BY_HANDLE _IOWR('X', 107, struct xfs_fsop_handlereq)
466	#define XFS_IOC_READLINK_BY_HANDLE _IOWR('X', 108, struct xfs_fsop_handlereq)
467	#define XFS_IOC_SWAPEXT _IOWR('X', 109, struct xfs_swapext)
468	#define XFS_IOC_FSGROWFSDATA _IOW ('X', 110, struct xfs_growfs_data)
469	#define XFS_IOC_FSGROWFSLOG _IOW ('X', 111, struct xfs_growfs_log)
470	#define XFS_IOC_FSGROWFSRT _IOW ('X', 112, struct xfs_growfs_rt)
471	#define XFS_IOC_FSCOUNTS _IOR ('X', 113, struct xfs_fsop_counts)
472	#define XFS_IOC_SET_RESBLKS _IOWR('X', 114, struct xfs_fsop_resblks)
473	#define XFS_IOC_GET_RESBLKS _IOR ('X', 115, struct xfs_fsop_resblks)
474	#define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection)
475	#define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection)
476	/* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */
477	/* XFS_IOC_FREEZE -- FIFREEZE 119 */
478	/* XFS_IOC_THAW -- FITHAW 120 */
479	#define XFS_IOC_FSSETDM_BY_HANDLE _IOW ('X', 121, struct xfs_fsop_setdm_handlereq)
480	#define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq)
481	#define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq)
482	#define XFS_IOC_FSGEOMETRY _IOR ('X', 124, struct xfs_fsop_geom)
483	#define XFS_IOC_GOINGDOWN _IOR ('X', 125, __uint32_t)
484	/* XFS_IOC_GETFSUUID ---------- deprecated 140 */
485
486
487	#ifndef HAVE_BBMACROS
488	/*
489	* Block I/O parameterization. A basic block (BB) is the lowest size of
490	* filesystem allocation, and must equal 512. Length units given to bio
491	* routines are in BB's.
492	*/
493	#define BBSHIFT 9
494	#define BBSIZE (1<<BBSHIFT)
495	#define BBMASK (BBSIZE-1)
496	#define BTOBB(bytes) (((uint64_t)(bytes) + BBSIZE - 1) >> BBSHIFT)
497	#define BTOBBT(bytes) ((uint64_t)(bytes) >> BBSHIFT)
498	#define BBTOB(bbs) ((bbs) << BBSHIFT)
499	#endif
500
501	#endif /* XFS_FS_H_ */

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