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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 | * or http://www.opensolaris.org/os/licensing. | |
10 | * See the License for the specific language governing permissions | |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
21 | /* | |
572e2857 | 22 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
e6d3a843 | 23 | * Copyright (c) 2012, 2015 by Delphix. All rights reserved. |
b607405f | 24 | * Copyright 2016 RackTop Systems. |
34dc7c2f BB |
25 | */ |
26 | ||
27 | #ifndef _SYS_ZFS_IOCTL_H | |
28 | #define _SYS_ZFS_IOCTL_H | |
29 | ||
34dc7c2f BB |
30 | #include <sys/cred.h> |
31 | #include <sys/dmu.h> | |
32 | #include <sys/zio.h> | |
33 | #include <sys/dsl_deleg.h> | |
428870ff | 34 | #include <sys/spa.h> |
572e2857 | 35 | #include <sys/zfs_stat.h> |
34dc7c2f BB |
36 | |
37 | #ifdef _KERNEL | |
38 | #include <sys/nvpair.h> | |
39 | #endif /* _KERNEL */ | |
40 | ||
41 | #ifdef __cplusplus | |
42 | extern "C" { | |
43 | #endif | |
44 | ||
6f1ffb06 MA |
45 | /* |
46 | * The structures in this file are passed between userland and the | |
47 | * kernel. Userland may be running a 32-bit process, while the kernel | |
48 | * is 64-bit. Therefore, these structures need to compile the same in | |
49 | * 32-bit and 64-bit. This means not using type "long", and adding | |
50 | * explicit padding so that the 32-bit structure will not be packed more | |
51 | * tightly than the 64-bit structure (which requires 64-bit alignment). | |
52 | */ | |
53 | ||
34dc7c2f BB |
54 | /* |
55 | * Property values for snapdir | |
56 | */ | |
57 | #define ZFS_SNAPDIR_HIDDEN 0 | |
58 | #define ZFS_SNAPDIR_VISIBLE 1 | |
59 | ||
0b4d1b58 ED |
60 | /* |
61 | * Property values for snapdev | |
62 | */ | |
63 | #define ZFS_SNAPDEV_HIDDEN 0 | |
64 | #define ZFS_SNAPDEV_VISIBLE 1 | |
023699cd MM |
65 | /* |
66 | * Property values for acltype | |
67 | */ | |
68 | #define ZFS_ACLTYPE_OFF 0 | |
69 | #define ZFS_ACLTYPE_POSIXACL 1 | |
0b4d1b58 | 70 | |
428870ff BB |
71 | /* |
72 | * Field manipulation macros for the drr_versioninfo field of the | |
73 | * send stream header. | |
74 | */ | |
75 | ||
76 | /* | |
77 | * Header types for zfs send streams. | |
78 | */ | |
79 | typedef enum drr_headertype { | |
80 | DMU_SUBSTREAM = 0x1, | |
81 | DMU_COMPOUNDSTREAM = 0x2 | |
82 | } drr_headertype_t; | |
83 | ||
84 | #define DMU_GET_STREAM_HDRTYPE(vi) BF64_GET((vi), 0, 2) | |
85 | #define DMU_SET_STREAM_HDRTYPE(vi, x) BF64_SET((vi), 0, 2, x) | |
86 | ||
87 | #define DMU_GET_FEATUREFLAGS(vi) BF64_GET((vi), 2, 30) | |
88 | #define DMU_SET_FEATUREFLAGS(vi, x) BF64_SET((vi), 2, 30, x) | |
89 | ||
90 | /* | |
91 | * Feature flags for zfs send streams (flags in drr_versioninfo) | |
92 | */ | |
93 | ||
47dfff3b MA |
94 | #define DMU_BACKUP_FEATURE_DEDUP (1 << 0) |
95 | #define DMU_BACKUP_FEATURE_DEDUPPROPS (1 << 1) | |
96 | #define DMU_BACKUP_FEATURE_SA_SPILL (1 << 2) | |
9b67f605 | 97 | /* flags #3 - #15 are reserved for incompatible closed-source implementations */ |
47dfff3b | 98 | #define DMU_BACKUP_FEATURE_EMBED_DATA (1 << 16) |
2aa34383 | 99 | #define DMU_BACKUP_FEATURE_LZ4 (1 << 17) |
f1512ee6 | 100 | /* flag #18 is reserved for a Delphix feature */ |
47dfff3b MA |
101 | #define DMU_BACKUP_FEATURE_LARGE_BLOCKS (1 << 19) |
102 | #define DMU_BACKUP_FEATURE_RESUMING (1 << 20) | |
a9f0d7dd | 103 | /* flag #21 is reserved for a Delphix feature */ |
2aa34383 | 104 | #define DMU_BACKUP_FEATURE_COMPRESSED (1 << 22) |
a9f0d7dd | 105 | #define DMU_BACKUP_FEATURE_LARGE_DNODE (1 << 23) |
428870ff BB |
106 | |
107 | /* | |
108 | * Mask of all supported backup features | |
109 | */ | |
110 | #define DMU_BACKUP_FEATURE_MASK (DMU_BACKUP_FEATURE_DEDUP | \ | |
9b67f605 | 111 | DMU_BACKUP_FEATURE_DEDUPPROPS | DMU_BACKUP_FEATURE_SA_SPILL | \ |
2aa34383 | 112 | DMU_BACKUP_FEATURE_EMBED_DATA | DMU_BACKUP_FEATURE_LZ4 | \ |
47dfff3b | 113 | DMU_BACKUP_FEATURE_RESUMING | DMU_BACKUP_FEATURE_LARGE_BLOCKS | \ |
2aa34383 | 114 | DMU_BACKUP_FEATURE_COMPRESSED | DMU_BACKUP_FEATURE_LARGE_DNODE) |
428870ff BB |
115 | |
116 | /* Are all features in the given flag word currently supported? */ | |
117 | #define DMU_STREAM_SUPPORTED(x) (!((x) & ~DMU_BACKUP_FEATURE_MASK)) | |
118 | ||
47dfff3b MA |
119 | typedef enum dmu_send_resume_token_version { |
120 | ZFS_SEND_RESUME_TOKEN_VERSION = 1 | |
121 | } dmu_send_resume_token_version_t; | |
122 | ||
428870ff BB |
123 | /* |
124 | * The drr_versioninfo field of the dmu_replay_record has the | |
125 | * following layout: | |
126 | * | |
127 | * 64 56 48 40 32 24 16 8 0 | |
128 | * +-------+-------+-------+-------+-------+-------+-------+-------+ | |
129 | * | reserved | feature-flags |C|S| | |
130 | * +-------+-------+-------+-------+-------+-------+-------+-------+ | |
131 | * | |
132 | * The low order two bits indicate the header type: SUBSTREAM (0x1) | |
133 | * or COMPOUNDSTREAM (0x2). Using two bits for this is historical: | |
134 | * this field used to be a version number, where the two version types | |
135 | * were 1 and 2. Using two bits for this allows earlier versions of | |
136 | * the code to be able to recognize send streams that don't use any | |
137 | * of the features indicated by feature flags. | |
138 | */ | |
139 | ||
34dc7c2f BB |
140 | #define DMU_BACKUP_MAGIC 0x2F5bacbacULL |
141 | ||
b607405f AS |
142 | /* |
143 | * Send stream flags. Bits 24-31 are reserved for vendor-specific | |
144 | * implementations and should not be used. | |
145 | */ | |
34dc7c2f BB |
146 | #define DRR_FLAG_CLONE (1<<0) |
147 | #define DRR_FLAG_CI_DATA (1<<1) | |
e6d3a843 PD |
148 | /* |
149 | * This send stream, if it is a full send, includes the FREE and FREEOBJECT | |
150 | * records that are created by the sending process. This means that the send | |
151 | * stream can be received as a clone, even though it is not an incremental. | |
152 | * This is not implemented as a feature flag, because the receiving side does | |
153 | * not need to have implemented it to receive this stream; it is fully backwards | |
154 | * compatible. We need a flag, though, because full send streams without it | |
155 | * cannot necessarily be received as a clone correctly. | |
156 | */ | |
157 | #define DRR_FLAG_FREERECORDS (1<<2) | |
34dc7c2f | 158 | |
428870ff BB |
159 | /* |
160 | * flags in the drr_checksumflags field in the DRR_WRITE and | |
161 | * DRR_WRITE_BYREF blocks | |
162 | */ | |
163 | #define DRR_CHECKSUM_DEDUP (1<<0) | |
164 | ||
165 | #define DRR_IS_DEDUP_CAPABLE(flags) ((flags) & DRR_CHECKSUM_DEDUP) | |
166 | ||
2aa34383 DK |
167 | /* deal with compressed drr_write replay records */ |
168 | #define DRR_WRITE_COMPRESSED(drrw) ((drrw)->drr_compressiontype != 0) | |
169 | #define DRR_WRITE_PAYLOAD_SIZE(drrw) \ | |
170 | (DRR_WRITE_COMPRESSED(drrw) ? (drrw)->drr_compressed_size : \ | |
171 | (drrw)->drr_logical_size) | |
172 | ||
34dc7c2f BB |
173 | /* |
174 | * zfs ioctl command structure | |
175 | */ | |
176 | typedef struct dmu_replay_record { | |
177 | enum { | |
178 | DRR_BEGIN, DRR_OBJECT, DRR_FREEOBJECTS, | |
428870ff | 179 | DRR_WRITE, DRR_FREE, DRR_END, DRR_WRITE_BYREF, |
9b67f605 | 180 | DRR_SPILL, DRR_WRITE_EMBEDDED, DRR_NUMTYPES |
34dc7c2f BB |
181 | } drr_type; |
182 | uint32_t drr_payloadlen; | |
183 | union { | |
184 | struct drr_begin { | |
185 | uint64_t drr_magic; | |
428870ff | 186 | uint64_t drr_versioninfo; /* was drr_version */ |
34dc7c2f BB |
187 | uint64_t drr_creation_time; |
188 | dmu_objset_type_t drr_type; | |
189 | uint32_t drr_flags; | |
190 | uint64_t drr_toguid; | |
191 | uint64_t drr_fromguid; | |
192 | char drr_toname[MAXNAMELEN]; | |
193 | } drr_begin; | |
194 | struct drr_end { | |
195 | zio_cksum_t drr_checksum; | |
428870ff | 196 | uint64_t drr_toguid; |
34dc7c2f BB |
197 | } drr_end; |
198 | struct drr_object { | |
199 | uint64_t drr_object; | |
200 | dmu_object_type_t drr_type; | |
201 | dmu_object_type_t drr_bonustype; | |
202 | uint32_t drr_blksz; | |
203 | uint32_t drr_bonuslen; | |
428870ff | 204 | uint8_t drr_checksumtype; |
34dc7c2f | 205 | uint8_t drr_compress; |
50c957f7 NB |
206 | uint8_t drr_dn_slots; |
207 | uint8_t drr_pad[5]; | |
428870ff | 208 | uint64_t drr_toguid; |
34dc7c2f BB |
209 | /* bonus content follows */ |
210 | } drr_object; | |
211 | struct drr_freeobjects { | |
212 | uint64_t drr_firstobj; | |
213 | uint64_t drr_numobjs; | |
428870ff | 214 | uint64_t drr_toguid; |
34dc7c2f BB |
215 | } drr_freeobjects; |
216 | struct drr_write { | |
217 | uint64_t drr_object; | |
218 | dmu_object_type_t drr_type; | |
219 | uint32_t drr_pad; | |
220 | uint64_t drr_offset; | |
2aa34383 | 221 | uint64_t drr_logical_size; |
428870ff BB |
222 | uint64_t drr_toguid; |
223 | uint8_t drr_checksumtype; | |
224 | uint8_t drr_checksumflags; | |
2aa34383 DK |
225 | uint8_t drr_compressiontype; |
226 | uint8_t drr_pad2[5]; | |
227 | /* deduplication key */ | |
228 | ddt_key_t drr_key; | |
229 | /* only nonzero if drr_compressiontype is not 0 */ | |
230 | uint64_t drr_compressed_size; | |
34dc7c2f BB |
231 | /* content follows */ |
232 | } drr_write; | |
233 | struct drr_free { | |
234 | uint64_t drr_object; | |
235 | uint64_t drr_offset; | |
236 | uint64_t drr_length; | |
428870ff | 237 | uint64_t drr_toguid; |
34dc7c2f | 238 | } drr_free; |
428870ff BB |
239 | struct drr_write_byref { |
240 | /* where to put the data */ | |
241 | uint64_t drr_object; | |
242 | uint64_t drr_offset; | |
243 | uint64_t drr_length; | |
244 | uint64_t drr_toguid; | |
245 | /* where to find the prior copy of the data */ | |
246 | uint64_t drr_refguid; | |
247 | uint64_t drr_refobject; | |
248 | uint64_t drr_refoffset; | |
249 | /* properties of the data */ | |
250 | uint8_t drr_checksumtype; | |
251 | uint8_t drr_checksumflags; | |
252 | uint8_t drr_pad2[6]; | |
253 | ddt_key_t drr_key; /* deduplication key */ | |
254 | } drr_write_byref; | |
255 | struct drr_spill { | |
256 | uint64_t drr_object; | |
257 | uint64_t drr_length; | |
258 | uint64_t drr_toguid; | |
259 | uint64_t drr_pad[4]; /* needed for crypto */ | |
260 | /* spill data follows */ | |
261 | } drr_spill; | |
9b67f605 MA |
262 | struct drr_write_embedded { |
263 | uint64_t drr_object; | |
264 | uint64_t drr_offset; | |
265 | /* logical length, should equal blocksize */ | |
266 | uint64_t drr_length; | |
267 | uint64_t drr_toguid; | |
268 | uint8_t drr_compression; | |
269 | uint8_t drr_etype; | |
270 | uint8_t drr_pad[6]; | |
271 | uint32_t drr_lsize; /* uncompressed size of payload */ | |
272 | uint32_t drr_psize; /* compr. (real) size of payload */ | |
273 | /* (possibly compressed) content follows */ | |
274 | } drr_write_embedded; | |
37f8a883 MA |
275 | |
276 | /* | |
277 | * Nore: drr_checksum is overlaid with all record types | |
278 | * except DRR_BEGIN. Therefore its (non-pad) members | |
279 | * must not overlap with members from the other structs. | |
280 | * We accomplish this by putting its members at the very | |
281 | * end of the struct. | |
282 | */ | |
283 | struct drr_checksum { | |
284 | uint64_t drr_pad[34]; | |
285 | /* | |
286 | * fletcher-4 checksum of everything preceding the | |
287 | * checksum. | |
288 | */ | |
289 | zio_cksum_t drr_checksum; | |
290 | } drr_checksum; | |
34dc7c2f BB |
291 | } drr_u; |
292 | } dmu_replay_record_t; | |
293 | ||
572e2857 BB |
294 | /* diff record range types */ |
295 | typedef enum diff_type { | |
296 | DDR_NONE = 0x1, | |
297 | DDR_INUSE = 0x2, | |
298 | DDR_FREE = 0x4 | |
299 | } diff_type_t; | |
300 | ||
301 | /* | |
302 | * The diff reports back ranges of free or in-use objects. | |
303 | */ | |
304 | typedef struct dmu_diff_record { | |
305 | uint64_t ddr_type; | |
306 | uint64_t ddr_first; | |
307 | uint64_t ddr_last; | |
308 | } dmu_diff_record_t; | |
309 | ||
34dc7c2f BB |
310 | typedef struct zinject_record { |
311 | uint64_t zi_objset; | |
312 | uint64_t zi_object; | |
313 | uint64_t zi_start; | |
314 | uint64_t zi_end; | |
315 | uint64_t zi_guid; | |
316 | uint32_t zi_level; | |
317 | uint32_t zi_error; | |
318 | uint64_t zi_type; | |
319 | uint32_t zi_freq; | |
9babb374 | 320 | uint32_t zi_failfast; |
428870ff BB |
321 | char zi_func[MAXNAMELEN]; |
322 | uint32_t zi_iotype; | |
323 | int32_t zi_duration; | |
324 | uint64_t zi_timer; | |
26ef0cc7 | 325 | uint64_t zi_nlanes; |
cc92e9d0 GW |
326 | uint32_t zi_cmd; |
327 | uint32_t zi_pad; | |
34dc7c2f BB |
328 | } zinject_record_t; |
329 | ||
330 | #define ZINJECT_NULL 0x1 | |
331 | #define ZINJECT_FLUSH_ARC 0x2 | |
332 | #define ZINJECT_UNLOAD_SPA 0x4 | |
333 | ||
8c7aa0cf | 334 | #define ZEVENT_NONE 0x0 |
26685276 BB |
335 | #define ZEVENT_NONBLOCK 0x1 |
336 | #define ZEVENT_SIZE 1024 | |
337 | ||
75e3ff58 BB |
338 | #define ZEVENT_SEEK_START 0 |
339 | #define ZEVENT_SEEK_END UINT64_MAX | |
340 | ||
cc92e9d0 GW |
341 | typedef enum zinject_type { |
342 | ZINJECT_UNINITIALIZED, | |
343 | ZINJECT_DATA_FAULT, | |
344 | ZINJECT_DEVICE_FAULT, | |
345 | ZINJECT_LABEL_FAULT, | |
346 | ZINJECT_IGNORED_WRITES, | |
347 | ZINJECT_PANIC, | |
348 | ZINJECT_DELAY_IO, | |
349 | } zinject_type_t; | |
350 | ||
34dc7c2f BB |
351 | typedef struct zfs_share { |
352 | uint64_t z_exportdata; | |
353 | uint64_t z_sharedata; | |
354 | uint64_t z_sharetype; /* 0 = share, 1 = unshare */ | |
355 | uint64_t z_sharemax; /* max length of share string */ | |
356 | } zfs_share_t; | |
357 | ||
358 | /* | |
359 | * ZFS file systems may behave the usual, POSIX-compliant way, where | |
360 | * name lookups are case-sensitive. They may also be set up so that | |
361 | * all the name lookups are case-insensitive, or so that only some | |
362 | * lookups, the ones that set an FIGNORECASE flag, are case-insensitive. | |
363 | */ | |
364 | typedef enum zfs_case { | |
365 | ZFS_CASE_SENSITIVE, | |
366 | ZFS_CASE_INSENSITIVE, | |
367 | ZFS_CASE_MIXED | |
368 | } zfs_case_t; | |
369 | ||
47dfff3b MA |
370 | /* |
371 | * Note: this struct must have the same layout in 32-bit and 64-bit, so | |
372 | * that 32-bit processes (like /sbin/zfs) can pass it to the 64-bit | |
373 | * kernel. Therefore, we add padding to it so that no "hidden" padding | |
374 | * is automatically added on 64-bit (but not on 32-bit). | |
375 | */ | |
34dc7c2f | 376 | typedef struct zfs_cmd { |
6f1ffb06 MA |
377 | char zc_name[MAXPATHLEN]; /* name of pool or dataset */ |
378 | uint64_t zc_nvlist_src; /* really (char *) */ | |
379 | uint64_t zc_nvlist_src_size; | |
380 | uint64_t zc_nvlist_dst; /* really (char *) */ | |
381 | uint64_t zc_nvlist_dst_size; | |
382 | boolean_t zc_nvlist_dst_filled; /* put an nvlist in dst? */ | |
383 | int zc_pad2; | |
384 | ||
385 | /* | |
386 | * The following members are for legacy ioctls which haven't been | |
387 | * converted to the new method. | |
388 | */ | |
389 | uint64_t zc_history; /* really (char *) */ | |
34dc7c2f BB |
390 | char zc_value[MAXPATHLEN * 2]; |
391 | char zc_string[MAXNAMELEN]; | |
392 | uint64_t zc_guid; | |
393 | uint64_t zc_nvlist_conf; /* really (char *) */ | |
394 | uint64_t zc_nvlist_conf_size; | |
34dc7c2f BB |
395 | uint64_t zc_cookie; |
396 | uint64_t zc_objset_type; | |
397 | uint64_t zc_perm_action; | |
6f1ffb06 | 398 | uint64_t zc_history_len; |
34dc7c2f BB |
399 | uint64_t zc_history_offset; |
400 | uint64_t zc_obj; | |
9babb374 | 401 | uint64_t zc_iflags; /* internal to zfs(7fs) */ |
34dc7c2f BB |
402 | zfs_share_t zc_share; |
403 | dmu_objset_stats_t zc_objset_stats; | |
43e52edd | 404 | struct drr_begin zc_begin_record; |
34dc7c2f | 405 | zinject_record_t zc_inject_record; |
9b67f605 MA |
406 | uint32_t zc_defer_destroy; |
407 | uint32_t zc_flags; | |
572e2857 BB |
408 | uint64_t zc_action_handle; |
409 | int zc_cleanup_fd; | |
0cee2406 | 410 | uint8_t zc_simple; |
43e52edd | 411 | uint8_t zc_pad[3]; /* alignment */ |
572e2857 BB |
412 | uint64_t zc_sendobj; |
413 | uint64_t zc_fromobj; | |
414 | uint64_t zc_createtxg; | |
415 | zfs_stat_t zc_stat; | |
34dc7c2f BB |
416 | } zfs_cmd_t; |
417 | ||
9babb374 BB |
418 | typedef struct zfs_useracct { |
419 | char zu_domain[256]; | |
420 | uid_t zu_rid; | |
421 | uint32_t zu_pad; | |
422 | uint64_t zu_space; | |
423 | } zfs_useracct_t; | |
424 | ||
572e2857 BB |
425 | #define ZFSDEV_MAX_MINOR (1 << 16) |
426 | #define ZFS_MIN_MINOR (ZFSDEV_MAX_MINOR + 1) | |
34dc7c2f | 427 | |
428870ff BB |
428 | #define ZPOOL_EXPORT_AFTER_SPLIT 0x1 |
429 | ||
34dc7c2f BB |
430 | #ifdef _KERNEL |
431 | ||
432 | typedef struct zfs_creat { | |
433 | nvlist_t *zct_zplprops; | |
434 | nvlist_t *zct_props; | |
435 | } zfs_creat_t; | |
436 | ||
34dc7c2f BB |
437 | extern int zfs_secpolicy_snapshot_perms(const char *name, cred_t *cr); |
438 | extern int zfs_secpolicy_rename_perms(const char *from, | |
439 | const char *to, cred_t *cr); | |
440 | extern int zfs_secpolicy_destroy_perms(const char *name, cred_t *cr); | |
d09f25dc | 441 | extern int zfs_unmount_snap(const char *); |
13fe0198 | 442 | extern void zfs_destroy_unmount_origin(const char *); |
34dc7c2f | 443 | |
ba6a2402 BB |
444 | extern boolean_t dataset_name_hidden(const char *name); |
445 | ||
325f0235 BB |
446 | enum zfsdev_state_type { |
447 | ZST_ONEXIT, | |
448 | ZST_ZEVENT, | |
449 | ZST_ALL, | |
572e2857 BB |
450 | }; |
451 | ||
3937ab20 TC |
452 | /* |
453 | * The zfsdev_state_t structure is managed as a singly-linked list | |
454 | * from which items are never deleted. This allows for lock-free | |
455 | * reading of the list so long as assignments to the zs_next and | |
456 | * reads from zs_minor are performed atomically. Empty items are | |
457 | * indicated by storing -1 into zs_minor. | |
458 | */ | |
325f0235 | 459 | typedef struct zfsdev_state { |
3937ab20 | 460 | struct zfsdev_state *zs_next; /* next zfsdev_state_t link */ |
325f0235 BB |
461 | struct file *zs_file; /* associated file struct */ |
462 | minor_t zs_minor; /* made up minor number */ | |
463 | void *zs_onexit; /* onexit data */ | |
464 | void *zs_zevent; /* zevent data */ | |
465 | } zfsdev_state_t; | |
572e2857 | 466 | |
325f0235 | 467 | extern void *zfsdev_get_state(minor_t minor, enum zfsdev_state_type which); |
72540ea3 | 468 | extern int zfsdev_getminor(struct file *filp, minor_t *minorp); |
572e2857 BB |
469 | extern minor_t zfsdev_minor_alloc(void); |
470 | ||
34dc7c2f BB |
471 | #endif /* _KERNEL */ |
472 | ||
473 | #ifdef __cplusplus | |
474 | } | |
475 | #endif | |
476 | ||
477 | #endif /* _SYS_ZFS_IOCTL_H */ |