blob: e4c5741b80f9cc902bfa078ac8d6b029328f027f [file] [log] [blame]
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001/*
2 * Copyright (c) 2016 Jeff Mahoney <jeffm@suse.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include "defs.h"
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +000029
Jeff Mahoney8cc69622016-05-18 18:09:39 -040030#ifdef HAVE_LINUX_BTRFS_H
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +000031
32#include DEF_MPERS_TYPE(struct_btrfs_ioctl_dev_replace_args)
33#include DEF_MPERS_TYPE(struct_btrfs_ioctl_send_args)
34#include DEF_MPERS_TYPE(struct_btrfs_ioctl_received_subvol_args)
35
36# include <linux/btrfs.h>
37
38typedef struct btrfs_ioctl_dev_replace_args
39 struct_btrfs_ioctl_dev_replace_args;
40typedef struct btrfs_ioctl_send_args
41 struct_btrfs_ioctl_send_args;
42typedef struct btrfs_ioctl_received_subvol_args
43 struct_btrfs_ioctl_received_subvol_args;
44
45#endif /* HAVE_LINUX_BTRFS_H */
46
47#include MPERS_DEFS
48
49#ifdef HAVE_LINUX_BTRFS_H
50
51#include <linux/fs.h>
52
Jeff Mahoney8cc69622016-05-18 18:09:39 -040053/*
54 * Prior to Linux 3.12, the BTRFS_IOC_DEFAULT_SUBVOL used u64 in
55 * its definition, which isn't exported by the kernel.
56 */
57typedef __u64 u64;
58
Jeff Mahoney8cc69622016-05-18 18:09:39 -040059#ifndef HAVE_STRUCT_BTRFS_IOCTL_FEATURE_FLAGS_COMPAT_FLAGS
60struct btrfs_ioctl_feature_flags {
61 uint64_t compat_flags;
62 uint64_t compat_ro_flags;
63 uint64_t incompat_flags;
64};
65#endif
66
67#ifndef HAVE_STRUCT_BTRFS_IOCTL_DEFRAG_RANGE_ARGS_START
68struct btrfs_ioctl_defrag_range_args {
69 uint64_t start;
70 uint64_t len;
71 uint64_t flags;
72 uint32_t extent_thresh;
73 uint32_t compress_type;
74 uint32_t unused[4];
75};
76#endif
77
Jeff Mahoney8cc69622016-05-18 18:09:39 -040078#ifndef BTRFS_LABEL_SIZE
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +000079# define BTRFS_LABEL_SIZE 256
Jeff Mahoney8cc69622016-05-18 18:09:39 -040080#endif
81
82#ifndef BTRFS_FIRST_FREE_OBJECTID
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +000083# define BTRFS_FIRST_FREE_OBJECTID 256ULL
Jeff Mahoney8cc69622016-05-18 18:09:39 -040084#endif
85
86#ifndef BTRFS_IOC_GET_FEATURES
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +000087# define BTRFS_IOC_GET_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
88 struct btrfs_ioctl_feature_flags)
89# define BTRFS_IOC_SET_FEATURES _IOW(BTRFS_IOCTL_MAGIC, 57, \
90 struct btrfs_ioctl_feature_flags[2])
91# define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
92 struct btrfs_ioctl_feature_flags[3])
Jeff Mahoney8cc69622016-05-18 18:09:39 -040093#endif
94
95#ifndef BTRFS_IOC_TREE_SEARCH_V2
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +000096# define BTRFS_IOC_TREE_SEARCH_V2 _IOWR(BTRFS_IOCTL_MAGIC, 17, \
97 struct btrfs_ioctl_search_args_v2)
Jeff Mahoney8cc69622016-05-18 18:09:39 -040098struct btrfs_ioctl_search_args_v2 {
99 struct btrfs_ioctl_search_key key; /* in/out - search parameters */
100 uint64_t buf_size; /* in - size of buffer
101 * out - on EOVERFLOW: needed size
102 * to store item */
103 uint64_t buf[0]; /* out - found items */
104};
105#endif
106
107#include "xlat/btrfs_balance_args.h"
108#include "xlat/btrfs_balance_ctl_cmds.h"
109#include "xlat/btrfs_balance_flags.h"
110#include "xlat/btrfs_balance_state.h"
111#include "xlat/btrfs_compress_types.h"
112#include "xlat/btrfs_defrag_flags.h"
113#include "xlat/btrfs_dev_replace_cmds.h"
114#include "xlat/btrfs_dev_replace_results.h"
115#include "xlat/btrfs_dev_replace_state.h"
116#include "xlat/btrfs_dev_stats_flags.h"
117#include "xlat/btrfs_dev_stats_values.h"
118#include "xlat/btrfs_features_compat.h"
119#include "xlat/btrfs_features_compat_ro.h"
120#include "xlat/btrfs_features_incompat.h"
121#include "xlat/btrfs_key_types.h"
122#include "xlat/btrfs_qgroup_ctl_cmds.h"
123#include "xlat/btrfs_qgroup_inherit_flags.h"
124#include "xlat/btrfs_qgroup_limit_flags.h"
125#include "xlat/btrfs_qgroup_status_flags.h"
126#include "xlat/btrfs_scrub_flags.h"
127#include "xlat/btrfs_send_flags.h"
128#include "xlat/btrfs_snap_flags_v2.h"
129#include "xlat/btrfs_space_info_flags.h"
130#include "xlat/btrfs_tree_objectids.h"
131
132static inline char
133prnibble(char v)
134{
135 if (v >= 10)
136 return 'a' + (v - 10);
137 return '0' + v;
138}
139
140/* 8-4-4-4-12 = 36 characters */
141#define UUID_STRING_SIZE 36
142
143/* Formats uuid, returns 0 if it's all zeroes */
144static int
145btrfs_unparse_uuid(unsigned char *uuid, char *out)
146{
147 int i;
148 int ret = 0;
149 for (i = 0; i < BTRFS_UUID_SIZE; i++) {
150 if (i == 4 || i == 6 || i == 8 || i == 10)
151 *out++ = '-';
152 *out++ = prnibble(uuid[i] >> 4);
153 *out++ = prnibble(uuid[i] & 0xf);
154 if (uuid[i])
155 ret = 1;
156 }
157 *out = '\0';
158 return ret;
159}
160
161static void
162print_u64(const char *name, uint64_t value)
163{
164 tprintf(", %s=%" PRIu64, name, value);
165 if (value == UINT64_MAX)
166 tprints(" /* UINT64_MAX */");
167}
168
169#define print_member_u64(obj, name) print_u64(#name, obj->name)
170
171static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000172btrfs_print_balance_args(const char *name, const struct btrfs_balance_args *bba)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400173{
174 tprintf(", %s={profiles=", name);
175 printflags64(btrfs_space_info_flags, bba->profiles,
176 "BTRFS_BLOCK_GROUP_???");
177 print_member_u64(bba, usage);
178 print_member_u64(bba, devid);
179 print_member_u64(bba, pstart);
180 print_member_u64(bba, pend);
181 print_member_u64(bba, vstart);
182 print_member_u64(bba, vend);
183 print_member_u64(bba, target);
184 tprints(", flags=");
185 printflags64(btrfs_balance_args, bba->flags, "BTRFS_BALANCE_ARGS_???");
186 tprints("}");
187}
188
189static void
190btrfs_print_balance(struct tcb *tcp, const long arg, bool out)
191{
192 struct btrfs_ioctl_balance_args balance_args;
193
194 if (umove_or_printaddr(tcp, arg, &balance_args))
195 return;
196
197 tprints("{flags=");
198 printflags64(btrfs_balance_flags, balance_args.flags,
199 "BTRFS_BALANCE_???");
200 if (out) {
201 tprints(", state=");
202 printflags64(btrfs_balance_state, balance_args.state,
203 "BTRFS_BALANCE_STATE_???");
204 }
205
206 if (balance_args.flags & BTRFS_BALANCE_DATA)
207 btrfs_print_balance_args("data", &balance_args.data);
208 if (balance_args.flags & BTRFS_BALANCE_METADATA)
209 btrfs_print_balance_args("meta", &balance_args.meta);
210 if (balance_args.flags & BTRFS_BALANCE_SYSTEM)
211 btrfs_print_balance_args("sys", &balance_args.sys);
212 tprints("}");
213}
214
215static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000216btrfs_print_features(const struct btrfs_ioctl_feature_flags *flags)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400217{
218 tprints("{compat_flags=");
219 printflags64(btrfs_features_compat, flags->compat_flags,
220 "BTRFS_FEATURE_COMPAT_???");
221
222 tprints(", compat_ro_flags=");
223 printflags64(btrfs_features_compat_ro, flags->compat_ro_flags,
224 "BTRFS_FEATURE_COMPAT_RO_???");
225
226 tprints(", incompat_flags=");
227 printflags64(btrfs_features_incompat, flags->incompat_flags,
228 "BTRFS_FEATURE_INCOMPAT_???");
229 tprints("}");
230}
231
232static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000233btrfs_print_qgroup_limit(const struct btrfs_qgroup_limit *lim)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400234{
235 tprints("{flags=");
236 printflags64(btrfs_qgroup_limit_flags, lim->flags,
237 "BTRFS_QGROUP_LIMIT_???");
238 tprintf(", max_rfer=%" PRI__u64 ", max_excl=%" PRI__u64
239 ", rsv_rfer=%" PRI__u64 ", rsv_excl=%" PRI__u64 "}",
240 lim->max_rfer, lim->max_excl,
241 lim->rsv_rfer, lim->rsv_excl);
242}
243
244static void
245btrfs_print_key_type(uint32_t type)
246{
247 const char *str = xlookup(btrfs_key_types, type);
248 tprintf("%u", type);
249 if (str)
250 tprintf(" /* %s */", str);
251}
252
253static void
254btrfs_print_objectid(uint64_t objectid)
255{
256 const char *str = xlookup(btrfs_tree_objectids, objectid);
257 tprintf("%" PRIu64, objectid);
258 if (str)
259 tprintf(" /* %s */", str);
260}
261
262static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000263btrfs_print_data_container_header(const struct btrfs_data_container *container)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400264{
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +0000265 tprintf("{bytes_left=%u, bytes_missing=%u"
266 ", elem_cnt=%u, elem_missed=%u, val=",
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400267 container->bytes_left, container->bytes_missing,
268 container->elem_cnt, container->elem_missed);
269}
270
271static void
272btrfs_print_data_container_footer(void)
273{
274 tprints("}");
275}
276
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000277static bool
278print_btrfs_data_container_logical_ino(struct tcb *tcp, void *elem_buf,
279 size_t elem_size, void *data)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400280{
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000281 const uint64_t *const record = elem_buf;
282
283 tprintf("{inum=%" PRIu64 ", offset=%" PRIu64 ", root=%" PRIu64 "}",
284 record[0], record[1], record[2]);
285
286 return true;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400287}
288
289static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000290btrfs_print_logical_ino_container(struct tcb *tcp,
291 const uint64_t inodes_addr)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400292{
293 struct btrfs_data_container container;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400294
Dmitry V. Levin90ffbc72016-05-24 00:49:50 +0000295 if (umove_or_printaddr(tcp, inodes_addr, &container))
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400296 return;
297
298 btrfs_print_data_container_header(&container);
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000299
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400300 if (abbrev(tcp)) {
301 tprints("...");
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000302 } else {
303 const uint64_t val_addr =
304 inodes_addr + offsetof(typeof(container), val);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400305 uint64_t record[3];
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000306 print_array(tcp, val_addr, container.elem_cnt,
307 record, sizeof(record),
308 umoven_or_printaddr,
309 print_btrfs_data_container_logical_ino, 0);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400310 }
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000311
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400312 btrfs_print_data_container_footer();
313}
314
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000315static bool
316print_btrfs_data_container_ino_path(struct tcb *tcp, void *elem_buf,
317 size_t elem_size, void *data)
318{
319 const uint64_t *const offset = elem_buf;
320 const uint64_t *const val_addr = data;
321
322 printpath(tcp, *val_addr + *offset);
323
324 return true;
325}
326
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400327static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000328btrfs_print_ino_path_container(struct tcb *tcp,
329 const uint64_t fspath_addr)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400330{
331 struct btrfs_data_container container;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400332
Dmitry V. Levin90ffbc72016-05-24 00:49:50 +0000333 if (umove_or_printaddr(tcp, fspath_addr, &container))
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400334 return;
335
336 btrfs_print_data_container_header(&container);
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000337
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400338 if (abbrev(tcp)) {
339 tprints("...");
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000340 } else {
341 uint64_t val_addr =
342 fspath_addr + offsetof(typeof(container), val);
343 uint64_t offset;
344 print_array(tcp, val_addr, container.elem_cnt,
345 &offset, sizeof(offset),
346 umoven_or_printaddr,
347 print_btrfs_data_container_ino_path, &val_addr);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400348 }
349
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400350 btrfs_print_data_container_footer();
351}
352
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000353static bool
354print_uint64(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
355{
356 tprintf("%" PRIu64, * (uint64_t *) elem_buf);
357
358 return true;
359}
360
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400361static void
Dmitry V. Levinb85d09f2016-05-24 00:56:08 +0000362btrfs_print_qgroup_inherit(struct tcb *tcp, const uint64_t qgi_addr)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400363{
364 struct btrfs_qgroup_inherit inherit;
365
Dmitry V. Levin90ffbc72016-05-24 00:49:50 +0000366 if (umove_or_printaddr(tcp, qgi_addr, &inherit))
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400367 return;
368
369 tprintf("{flags=");
370 printflags64(btrfs_qgroup_inherit_flags, inherit.flags,
371 "BTRFS_QGROUP_INHERIT_???");
372 tprintf(", num_qgroups=%" PRI__u64 ", num_ref_copies=%" PRI__u64
373 ", num_excl_copies=%" PRI__u64 ", lim=",
374 inherit.num_qgroups, inherit.num_ref_copies,
375 inherit.num_excl_copies);
376
377 btrfs_print_qgroup_limit(&inherit.lim);
378
379 tprints(", qgroups=");
380
381 if (abbrev(tcp)) {
382 tprints("...");
383 } else {
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000384 uint64_t record;
385 print_array(tcp, qgi_addr + offsetof(typeof(inherit), qgroups),
386 inherit.num_qgroups, &record, sizeof(record),
387 umoven_or_printaddr, print_uint64, 0);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400388 }
389 tprints("}");
390}
391
392static void
393print_key_value_internal(struct tcb *tcp, const char *name, uint64_t value)
394{
395 if (value) {
396 tprintf(", %s=%" PRIu64, name, value);
397 if (value == UINT64_MAX)
398 tprints(" /* UINT64_MAX */");
399 }
400}
401#define print_key_value(tcp, key, name) \
402 print_key_value_internal((tcp), #name, (key)->name)
403
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000404static bool
405print_btrfs_ioctl_search_header(struct tcb *tcp, void *elem_buf,
406 size_t elem_size, void *data)
407{
408 const struct btrfs_ioctl_search_header *sh = elem_buf;
409
410 tprintf("{transid=%" PRI__u64 ", objectid=", sh->transid);
411 btrfs_print_objectid(sh->objectid);
412 tprintf(", offset=%" PRI__u64 ", type=", sh->offset);
413 btrfs_print_key_type(sh->type);
414 tprintf(", len=%u}", sh->len);
415
416 return true;
417}
418
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400419static void
420btrfs_print_tree_search(struct tcb *tcp, struct btrfs_ioctl_search_key *key,
421 uint64_t buf_addr, uint64_t buf_size, bool print_size)
422{
423 if (entering(tcp)) {
424 tprintf("{key={tree_id=");
425 btrfs_print_objectid(key->tree_id);
426
427 if (key->min_objectid != BTRFS_FIRST_FREE_OBJECTID ||
428 !abbrev(tcp)) {
429 tprints(", min_objectid=");
430 btrfs_print_objectid(key->min_objectid);
431 }
432
433 if (key->max_objectid != BTRFS_LAST_FREE_OBJECTID ||
434 !abbrev(tcp)) {
435 tprints(", max_objectid=");
436 btrfs_print_objectid(key->max_objectid);
437 }
438
439 print_key_value(tcp, key, min_offset);
440 print_key_value(tcp, key, max_offset);
441 print_key_value(tcp, key, min_transid);
442 print_key_value(tcp, key, max_transid);
443
444 tprints(", min_type=");
445 btrfs_print_key_type(key->min_type);
446 tprints(", max_type=");
447 btrfs_print_key_type(key->max_type);
448 tprintf(", nr_items=%u}", key->nr_items);
449 if (print_size)
450 tprintf(", buf_size=%" PRIu64, buf_size);
451 tprints("}");
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000452 } else {
453 tprintf("{key={nr_items=%u}", key->nr_items);
454 if (print_size)
455 tprintf(", buf_size=%" PRIu64, buf_size);
456 tprints(", buf=");
457 if (abbrev(tcp))
458 tprints("...");
459 else {
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400460 struct btrfs_ioctl_search_header sh;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400461
Dmitry V. Levind57cc262016-05-24 01:15:18 +0000462 print_array(tcp, buf_addr, key->nr_items,
463 &sh, sizeof(sh),
464 umoven_or_printaddr,
465 print_btrfs_ioctl_search_header, 0);
466 }
467 tprints("}");
468 }
469}
470
471static bool
472print_objectid_callback(struct tcb *tcp, void *elem_buf,
473 size_t elem_size, void *data)
474{
475 btrfs_print_objectid(* (uint64_t *) elem_buf);
476
477 return true;
478}
479
480static bool
481print_btrfs_ioctl_space_info(struct tcb *tcp, void *elem_buf,
482 size_t elem_size, void *data)
483{
484 const struct btrfs_ioctl_space_info *info = elem_buf;
485
486 tprints("{flags=");
487 printflags64(btrfs_space_info_flags, info->flags,
488 "BTRFS_SPACE_INFO_???");
489 tprintf(", total_bytes=%" PRI__u64 ", used_bytes=%" PRI__u64 "}",
490 info->total_bytes, info->used_bytes);
491
492 return true;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400493}
494
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000495MPERS_PRINTER_DECL(int, btrfs_ioctl,
496 struct tcb *tcp, const unsigned int code, const long arg)
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400497{
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400498 switch (code) {
Dmitry V. Levin3ce2dfc2016-05-24 00:45:05 +0000499 /* Take no arguments; command only. */
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400500 case BTRFS_IOC_TRANS_START:
501 case BTRFS_IOC_TRANS_END:
502 case BTRFS_IOC_SYNC:
503 case BTRFS_IOC_SCRUB_CANCEL:
504 case BTRFS_IOC_QUOTA_RESCAN_WAIT:
505 /*
506 * The codes for these ioctls are based on each accepting a
507 * vol_args but none of them actually consume an argument.
508 */
509 case BTRFS_IOC_DEFRAG:
510 case BTRFS_IOC_BALANCE:
511 break;
512
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000513 /* takes a signed int */
514 case BTRFS_IOC_BALANCE_CTL:
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400515 tprints(", ");
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000516 printxval(btrfs_balance_ctl_cmds, arg, "BTRFS_BALANCE_CTL_???");
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400517 break;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400518
519 /* returns a 64 */
520 case BTRFS_IOC_START_SYNC: /* R */
521 if (entering(tcp))
522 return 0;
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000523 /* fall through */
524 /* takes a u64 */
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400525 case BTRFS_IOC_DEFAULT_SUBVOL: /* W */
526 case BTRFS_IOC_WAIT_SYNC: /* W */
527 tprints(", ");
528 printnum_int64(tcp, arg, "%" PRIu64);
529 break;
530
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000531 /* u64 but describe a flags bitfield; we can make that symbolic */
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400532 case BTRFS_IOC_SUBVOL_GETFLAGS: { /* R */
533 uint64_t flags;
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000534
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400535 if (entering(tcp))
536 return 0;
537
538 tprints(", ");
539
540 if (umove_or_printaddr(tcp, arg, &flags))
541 break;
542
543 printflags64(btrfs_snap_flags_v2, flags, "BTRFS_SUBVOL_???");
544 break;
545 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000546
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400547 case BTRFS_IOC_SUBVOL_SETFLAGS: { /* W */
548 uint64_t flags;
549
550 tprints(", ");
551
552 if (umove_or_printaddr(tcp, arg, &flags))
553 break;
554
555 printflags64(btrfs_snap_flags_v2, flags, "BTRFS_SUBVOL_???");
556 break;
557 }
558
559 /* More complex types */
560 case BTRFS_IOC_BALANCE_V2: /* RW */
561 if (entering(tcp)) {
562 tprints(", ");
563 btrfs_print_balance(tcp, arg, false);
564 return 0;
565 }
566
567 if (syserror(tcp))
568 break;
569
570 tprints(" => ");
571 btrfs_print_balance(tcp, arg, true);
572 break;
573 case BTRFS_IOC_BALANCE_PROGRESS: /* R */
574 if (entering(tcp))
575 return 0;
576
577 tprints(", ");
578 btrfs_print_balance(tcp, arg, true);
579 break;
580
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000581 case BTRFS_IOC_DEFRAG_RANGE: { /* W */
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400582 struct btrfs_ioctl_defrag_range_args args;
583
584 tprints(", ");
585
586 if (umove_or_printaddr(tcp, arg, &args))
587 break;
588
589 tprintf("{start=%" PRIu64 ", len=", (uint64_t)args.start);
590
591 tprintf("%" PRIu64, args.len);
592 if (args.len == UINT64_MAX)
593 tprints(" /* UINT64_MAX */");
594
595 tprints(", flags=");
596 printflags64(btrfs_defrag_flags, args.flags,
597 "BTRFS_DEFRAG_RANGE_???");
598 tprintf(", extent_thresh=%u, compress_type=",
599 args.extent_thresh);
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000600 printxval(btrfs_compress_types, args.compress_type,
601 "BTRFS_COMPRESS_???");
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400602 tprints("}");
603 break;
604 }
605
606 case BTRFS_IOC_DEV_INFO: { /* RW */
607 struct btrfs_ioctl_dev_info_args args;
608 char uuid[UUID_STRING_SIZE+1];
609 int valid;
610
611 if (entering(tcp))
612 tprints(", ");
613 else if (syserror(tcp))
614 break;
615 else
616 tprints(" => ");
617 if (umove_or_printaddr(tcp, arg, &args))
618 break;
619 tprints("{");
620
621 valid = btrfs_unparse_uuid(args.uuid, uuid);
622 if (entering(tcp)) {
623 tprintf("devid=%" PRI__u64, args.devid);
624 if (valid)
625 tprintf(", uuid=%s", uuid);
626 tprints("}");
627 return 0;
628 }
629 if (valid)
630 tprintf("uuid=%s, ", uuid);
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +0000631 tprintf("bytes_used=%" PRI__u64
632 ", total_bytes=%" PRI__u64 ", path=",
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400633 args.bytes_used, args.total_bytes);
634 print_quoted_string((const char *)args.path, sizeof(args.path),
635 QUOTE_0_TERMINATED);
636 tprints("}");
637 break;
638 }
639
640 case BTRFS_IOC_DEV_REPLACE: { /* RW */
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000641 struct_btrfs_ioctl_dev_replace_args args;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400642
643 if (entering(tcp))
644 tprints(", ");
645 else if (syserror(tcp))
646 break;
647 else
648 tprints(" => ");
649
650 if (umove_or_printaddr(tcp, arg, &args))
651 break;
652
653 if (entering(tcp)) {
654 tprints("{cmd=");
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000655 printxval64(btrfs_dev_replace_cmds, args.cmd,
656 "BTRFS_IOCTL_DEV_REPLACE_CMD_???");
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400657 if (args.cmd == BTRFS_IOCTL_DEV_REPLACE_CMD_START) {
658 const char *str;
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000659 tprintf(", start={srcdevid=%" PRIu64
660 ", cont_reading_from_srcdev_mode=%" PRIu64
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400661 ", srcdev_name=",
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000662 (uint64_t) args.start.srcdevid,
663 (uint64_t) args.start.cont_reading_from_srcdev_mode);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400664
665 str = (const char*) args.start.srcdev_name;
666 print_quoted_string(str,
667 sizeof(args.start.srcdev_name),
668 QUOTE_0_TERMINATED);
669 tprints(", tgtdev_name=");
670 str = (const char*) args.start.tgtdev_name;
671 print_quoted_string(str,
672 sizeof(args.start.tgtdev_name),
673 QUOTE_0_TERMINATED);
674 tprints("}");
675
676 }
677 tprints("}");
678 return 0;
679 }
680
681 tprints("{result=");
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000682 printxval64(btrfs_dev_replace_results, args.result,
683 "BTRFS_IOCTL_DEV_REPLACE_RESULT_???");
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400684 if (args.cmd == BTRFS_IOCTL_DEV_REPLACE_CMD_STATUS) {
685 char buf[sizeof("HH:MM:SS") + 1];
686 time_t time;
687 tprints(", ");
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000688 printxval64(btrfs_dev_replace_state,
689 args.status.replace_state,
690 "BTRFS_IOCTL_DEV_REPLACE_STATE_???");
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000691 tprintf(", progress_1000=%" PRIu64 " /* ",
692 (uint64_t) args.status.progress_1000);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400693 if (args.status.progress_1000 <= 1000)
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000694 tprintf("%" PRIu64 ".%.2" PRIu64 "%%",
695 (uint64_t) args.status.progress_1000 / 10,
696 (uint64_t) args.status.progress_1000 % 10);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400697 else
698 tprints("???");
699 tprints(" */ ,");
700
701 time = args.status.time_started;
702 strftime(buf, sizeof(buf), "%T",
703 localtime(&time));
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000704 tprintf("time_started=%" PRIu64" /* %s */, ",
705 (uint64_t) args.status.time_started, buf);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400706
707 time = args.status.time_stopped;
708 strftime(buf, sizeof(buf), "%T",
709 localtime(&time));
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000710 tprintf("time_stopped=%" PRIu64" /* %s */, ",
711 (uint64_t) args.status.time_stopped, buf);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400712
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +0000713 tprintf("num_write_errors=%" PRIu64
714 ", num_uncorrectable_read_errors=%" PRIu64,
715 (uint64_t) args.status.num_write_errors,
716 (uint64_t) args.status.num_uncorrectable_read_errors);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400717 }
718 tprints("}");
719 break;
720 }
721
722 case BTRFS_IOC_GET_FEATURES: { /* R */
723 struct btrfs_ioctl_feature_flags flags;
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000724
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400725 if (entering(tcp))
726 return 0;
727
728 tprints(", ");
729 if (umove_or_printaddr(tcp, arg, &flags))
730 break;
731
732 btrfs_print_features(&flags);
733 break;
734 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +0000735
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400736 case BTRFS_IOC_SET_FEATURES: { /* W */
737 struct btrfs_ioctl_feature_flags flarg[2];
738
739 tprints(", ");
740
741 if (umove_or_printaddr(tcp, arg, &flarg))
742 break;
743
744 tprints("[");
745 btrfs_print_features(&flarg[0]);
746 tprints(", ");
747 btrfs_print_features(&flarg[1]);
748 tprints("]");
749 break;
750 }
751
752 case BTRFS_IOC_GET_SUPPORTED_FEATURES: { /* R */
753 struct btrfs_ioctl_feature_flags flarg[3];
754
755 if (entering(tcp))
756 return 0;
757
758 tprints(", ");
759 if (umove_or_printaddr(tcp, arg, &flarg))
760 break;
761
762 tprints("[ /* supported */ ");
763 btrfs_print_features(&flarg[0]);
764
765 tprints(", /* safe to set */ ");
766 btrfs_print_features(&flarg[1]);
767
768 tprints(", /* safe to clear */ ");
769 btrfs_print_features(&flarg[2]);
770 tprints("]");
771
772 break;
773 }
774
775 case BTRFS_IOC_FS_INFO: { /* R */
776 struct btrfs_ioctl_fs_info_args args;
777 char uuid[UUID_STRING_SIZE+1];
778 uint32_t nodesize, sectorsize, clone_alignment;
779#ifndef HAVE_STRUCT_BTRFS_IOCTL_FS_INFO_ARGS_NODESIZE
780 __u32 *reserved32;
781#endif
782
783 if (entering(tcp))
784 return 0;
785
786 tprints(", ");
787 if (umove_or_printaddr(tcp, arg, &args))
788 break;
789
790#ifdef HAVE_STRUCT_BTRFS_IOCTL_FS_INFO_ARGS_NODESIZE
791 nodesize = args.nodesize,
792 sectorsize = args.sectorsize,
793 clone_alignment = args.clone_alignment;
794#else
795 reserved32 = (__u32 *)args.reserved;
796 nodesize = reserved32[0];
797 sectorsize = reserved32[1];
798 clone_alignment = reserved32[2];
799#endif
800 btrfs_unparse_uuid(args.fsid, uuid);
801
802 tprints("{");
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +0000803 tprintf("max_id=%" PRI__u64 ", num_devices=%" PRI__u64
804 ", fsid=%s, nodesize=%u, sectorsize=%u"
805 ", clone_alignment=%u",
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400806 args.max_id, args.num_devices, uuid,
807 nodesize, sectorsize, clone_alignment);
808 tprints("}");
809 break;
810 }
811
812 case BTRFS_IOC_GET_DEV_STATS: { /* RW */
813 struct btrfs_ioctl_get_dev_stats args;
Dmitry V. Levin92b90622016-05-24 01:04:56 +0000814 uint64_t i;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400815
816 if (entering(tcp))
817 tprints(", ");
818 else if (syserror(tcp))
819 break;
820 else
821 tprints(" => ");
822 if (umove_or_printaddr(tcp, arg, &args))
823 break;
824
825 tprints("{");
826
827 if (entering(tcp))
828 tprintf("devid=%" PRI__u64 ", ", args.devid);
829
830 tprintf("nr_items=%" PRI__u64 ", flags=", args.nr_items);
831 printflags64(btrfs_dev_stats_flags, args.flags,
832 "BTRFS_DEV_STATS_???");
833
834 if (entering(tcp)) {
835 tprints("}");
836 return 0;
837 }
838
839 /*
840 * The structure has a 1k limit; Let's make sure we don't
841 * go off into the middle of nowhere with a bad nr_items
842 * value.
843 */
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400844 tprints(", [");
845 for (i = 0; i < args.nr_items; i++) {
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400846 if (i)
847 tprints(", ");
Dmitry V. Levin92b90622016-05-24 01:04:56 +0000848 if (i >= ARRAY_SIZE(args.values)) {
849 tprints("...");
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400850 break;
851 }
Dmitry V. Levin92b90622016-05-24 01:04:56 +0000852 const char *name = xlookup(btrfs_dev_stats_values, i);
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400853 if (name)
854 tprintf("/* %s */ ", name);
855 tprintf("%" PRI__u64, args.values[i]);
856 }
857 tprints("]}");
858 break;
859 }
860
861 case BTRFS_IOC_INO_LOOKUP: { /* RW */
862 struct btrfs_ioctl_ino_lookup_args args;
863
864 if (entering(tcp))
865 tprints(", ");
866 else if (syserror(tcp))
867 break;
868 else
869 tprints(" => ");
870
871 if (umove_or_printaddr(tcp, arg, &args))
872 break;
873
874 if (entering(tcp)) {
875 /* Use subvolume id of the containing root */
876 if (args.treeid == 0)
877 /* abuse of auxstr to retain state */
878 tcp->auxstr = (void *)1;
879 else
880 tcp->auxstr = NULL;
881
882 tprints("{treeid=");
883 btrfs_print_objectid(args.treeid);
884 tprints(", objectid=");
885 btrfs_print_objectid(args.objectid);
886 tprints("}");
887 return 0;
888 }
889
890 tprints("{");
891 if (tcp->auxstr) {
Dmitry V. Levin6638a5d2016-05-24 01:09:04 +0000892 tcp->auxstr = NULL;
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400893 tprints("treeid=");
894 btrfs_print_objectid(args.treeid);
895 tprints(", ");
896 }
Jeff Mahoney8cc69622016-05-18 18:09:39 -0400897
898 tprints("name=");
899 print_quoted_string(args.name, sizeof(args.name),
900 QUOTE_0_TERMINATED);
901 tprints("}");
902 break;
903 }
904
905 case BTRFS_IOC_INO_PATHS: { /* RW */
906 struct btrfs_ioctl_ino_path_args args;
907
908 if (entering(tcp))
909 tprints(", ");
910 else if (syserror(tcp))
911 break;
912 else
913 tprints(" => ");
914
915 if (umove_or_printaddr(tcp, arg, &args))
916 break;
917
918 tprints("{");
919
920 if (entering(tcp)) {
921 tprintf("inum=%" PRI__u64 ", size=%" PRI__u64,
922 args.inum, args.size);
923 tprintf(", fspath=0x%" PRI__x64 "}", args.fspath);
924 return 0;
925 }
926
927 tprints("fspath=");
928 btrfs_print_ino_path_container(tcp, args.fspath);
929
930 tprints("}");
931 break;
932 }
933
934 case BTRFS_IOC_LOGICAL_INO: { /* RW */
935 struct btrfs_ioctl_logical_ino_args args;
936
937 if (entering(tcp))
938 tprints(", ");
939 else if (syserror(tcp))
940 break;
941 else
942 tprints(" => ");
943
944 if (umove_or_printaddr(tcp, arg, &args))
945 break;
946
947 tprints("{");
948
949 if (entering(tcp)) {
950 tprintf("logical=%" PRI__u64 ", size=%" PRI__u64,
951 args.logical, args.size);
952 tprintf(", inodes=0x%" PRI__x64 "}", args.inodes);
953 return 0;
954 }
955
956 tprints("inodes=");
957 btrfs_print_logical_ino_container(tcp, args.inodes);
958
959 tprints("}");
960 break;
961 }
962
963 case BTRFS_IOC_QGROUP_ASSIGN: { /* W */
964 struct btrfs_ioctl_qgroup_assign_args args;
965
966 tprints(", ");
967 if (umove_or_printaddr(tcp, arg, &args))
968 break;
969
970 tprintf("{assign=%" PRI__u64 ", src=%" PRI__u64
971 ", dst=%" PRI__u64 "}",
972 args.assign, args.src, args.dst);
973 break;
974 }
975
976 case BTRFS_IOC_QGROUP_CREATE: { /* W */
977 struct btrfs_ioctl_qgroup_create_args args;
978
979 tprints(", ");
980 if (umove_or_printaddr(tcp, arg, &args))
981 break;
982
983 tprintf("{create=%" PRI__u64 ", qgroupid=%" PRI__u64 "}",
984 args.create, args.qgroupid);
985 break;
986 }
987
988 case BTRFS_IOC_QGROUP_LIMIT: { /* R */
989 struct btrfs_ioctl_qgroup_limit_args args;
990
991 if (entering(tcp))
992 return 0;
993
994 tprints(", ");
995 if (umove_or_printaddr(tcp, arg, &args))
996 break;
997
998 tprintf("{qgroupid=%" PRI__u64 ", lim=", args.qgroupid);
999 btrfs_print_qgroup_limit(&args.lim);
1000 tprints("}");
1001 break;
1002 }
1003
1004 case BTRFS_IOC_QUOTA_CTL: { /* W */
1005 struct btrfs_ioctl_quota_ctl_args args;
1006
1007 tprints(", ");
1008 if (umove_or_printaddr(tcp, arg, &args))
1009 break;
1010
Dmitry V. Levin95577cf2016-05-24 00:35:49 +00001011 printxval64(btrfs_qgroup_ctl_cmds, args.cmd,
1012 "BTRFS_QUOTA_CTL_???");
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001013 tprints("}");
1014
1015 break;
1016 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +00001017
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001018 case BTRFS_IOC_QUOTA_RESCAN: { /* W */
1019 struct btrfs_ioctl_quota_rescan_args args;
1020
1021 tprints(", ");
1022 if (umove_or_printaddr(tcp, arg, &args))
1023 break;
1024
1025 tprintf("{flags=%" PRI__u64 "}", args.flags);
1026 break;
1027 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +00001028
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001029 case BTRFS_IOC_QUOTA_RESCAN_STATUS: { /* R */
1030 struct btrfs_ioctl_quota_rescan_args args;
1031
1032 if (entering(tcp))
1033 return 0;
1034
1035 tprints(", ");
1036 if (umove_or_printaddr(tcp, arg, &args))
1037 break;
1038
1039 tprintf("{flags=%" PRI__u64 ", progress=", args.flags);
1040 btrfs_print_objectid(args.progress);
1041 tprints("}");
1042 break;
1043 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +00001044
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001045 case BTRFS_IOC_SET_RECEIVED_SUBVOL: { /* RW */
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +00001046 struct_btrfs_ioctl_received_subvol_args args;
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001047 char uuid[UUID_STRING_SIZE+1];
1048
1049 if (entering(tcp))
1050 tprints(", ");
1051 else if (syserror(tcp))
1052 break;
1053 else
1054 tprints(" => ");
1055
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001056 if (umove_or_printaddr(tcp, arg, &args))
1057 break;
1058
1059 if (entering(tcp)) {
1060 btrfs_unparse_uuid((unsigned char *)args.uuid, uuid);
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +00001061 tprintf("{uuid=%s, stransid=%" PRIu64
1062 ", stime=%" PRIu64 ".%u, flags=%" PRIu64
1063 "}", uuid, (uint64_t) args.stransid,
1064 (uint64_t) args.stime.sec, args.stime.nsec,
1065 (uint64_t) args.flags);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001066 return 0;
1067 }
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +00001068 tprintf("{rtransid=%" PRIu64 ", rtime=%" PRIu64 ".%u}",
1069 (uint64_t) args.rtransid, (uint64_t) args.rtime.sec,
1070 args.rtime.nsec);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001071 break;
1072 }
Dmitry V. Levin95577cf2016-05-24 00:35:49 +00001073
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001074 case BTRFS_IOC_SCRUB: /* RW */
1075 case BTRFS_IOC_SCRUB_PROGRESS: { /* RW */
1076 struct btrfs_ioctl_scrub_args args;
1077
1078 if (entering(tcp))
1079 tprints(", ");
1080 else if (syserror(tcp))
1081 break;
1082 else
1083 tprints(" => ");
1084
1085 if (umove_or_printaddr(tcp, arg, &args))
1086 break;
1087
1088 if (entering(tcp)) {
1089 tprintf("{devid=%" PRI__u64, args.devid);
1090 if (code == BTRFS_IOC_SCRUB) {
1091 tprintf(", start=%" PRI__u64 ", end=",
1092 args.start);
1093 tprintf("%" PRI__u64, args.end);
1094 if (args.end == UINT64_MAX)
1095 tprints(" /* UINT64_MAX */");
1096 tprints(", flags=");
1097 printflags64(btrfs_scrub_flags, args.flags,
1098 "BTRFS_SCRUB_???");
1099 }
1100 tprints("}");
1101 return 0;
1102 }
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +00001103 tprintf("{data_extents_scrubbed=%" PRI__u64
1104 ", tree_extents_scrubbed=%" PRI__u64
1105 ", data_bytes_scrubbed=%" PRI__u64
1106 ", tree_bytes_scrubbed=%" PRI__u64
1107 ", read_errors=%" PRI__u64
1108 ", csum_errors=%" PRI__u64
1109 ", verify_errors=%" PRI__u64
1110 ", no_csum=%" PRI__u64
1111 ", csum_discards=%" PRI__u64
1112 ", super_errors=%" PRI__u64
1113 ", malloc_errors=%" PRI__u64
1114 ", uncorrectable_errors=%" PRI__u64
1115 ", corrected_errors=%" PRI__u64
1116 ", last_physical=%" PRI__u64
1117 ", unverified_errors=%" PRI__u64 "}",
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001118 args.progress.data_extents_scrubbed,
1119 args.progress.tree_extents_scrubbed,
1120 args.progress.data_bytes_scrubbed,
1121 args.progress.tree_bytes_scrubbed,
1122 args.progress.read_errors,
1123 args.progress.csum_errors,
1124 args.progress.verify_errors,
1125 args.progress.no_csum,
1126 args.progress.csum_discards,
1127 args.progress.super_errors,
1128 args.progress.malloc_errors,
1129 args.progress.uncorrectable_errors,
1130 args.progress.corrected_errors,
1131 args.progress.last_physical,
1132 args.progress.unverified_errors);
1133 break;
1134 }
1135
1136 case BTRFS_IOC_TREE_SEARCH: { /* RW */
1137 struct btrfs_ioctl_search_args args;
1138 uint64_t buf_offset;
1139
1140 if (entering(tcp))
1141 tprints(", ");
1142 else if (syserror(tcp))
1143 break;
1144 else
1145 tprints(" => ");
1146
1147 if (umove_or_printaddr(tcp, arg, &args))
1148 break;
1149
1150 buf_offset = offsetof(struct btrfs_ioctl_search_args, buf);
1151 btrfs_print_tree_search(tcp, &args.key, arg + buf_offset,
1152 sizeof(args.buf), false);
1153 if (entering(tcp))
1154 return 0;
1155 break;
1156 }
1157
1158 case BTRFS_IOC_TREE_SEARCH_V2: { /* RW */
1159 struct btrfs_ioctl_search_args_v2 args;
1160 uint64_t buf_offset;
1161
1162 if (entering(tcp))
1163 tprints(", ");
1164 else if (syserror(tcp)) {
1165 if (tcp->u_error == EOVERFLOW) {
Dmitry V. Levind67b2172016-05-24 01:10:53 +00001166 tprints(" => ");
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001167 tcp->u_error = 0;
1168 if (!umove_or_printaddr(tcp, arg, &args))
Dmitry V. Levind67b2172016-05-24 01:10:53 +00001169 tprintf("{buf_size=%" PRIu64 "}",
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001170 (uint64_t)args.buf_size);
1171 tcp->u_error = EOVERFLOW;
1172 }
1173 break;
1174 } else
1175 tprints(" => ");
1176
1177 if (umove_or_printaddr(tcp, arg, &args))
1178 break;
1179
1180 buf_offset = offsetof(struct btrfs_ioctl_search_args_v2, buf);
1181 btrfs_print_tree_search(tcp, &args.key, arg + buf_offset,
1182 args.buf_size, true);
1183 if (entering(tcp))
1184 return 0;
1185 break;
1186 }
1187
1188 case BTRFS_IOC_SEND: { /* W */
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +00001189 struct_btrfs_ioctl_send_args args;
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001190
1191 tprints(", ");
1192 if (umove_or_printaddr(tcp, arg, &args))
1193 break;
1194
Dmitry V. Levinfb0c6092016-05-24 01:28:26 +00001195 tprintf("{send_fd=%" PRId64 ", clone_sources_count=%" PRIu64
1196 ", clone_sources=",
1197 (uint64_t) args.send_fd, (uint64_t) args.clone_sources_count);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001198
Dmitry V. Levind57cc262016-05-24 01:15:18 +00001199 if (abbrev(tcp))
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001200 tprints("...");
Dmitry V. Levind57cc262016-05-24 01:15:18 +00001201 else {
1202 uint64_t record;
1203 print_array(tcp, (unsigned long) args.clone_sources,
1204 args.clone_sources_count,
1205 &record, sizeof(record),
1206 umoven_or_printaddr,
1207 print_objectid_callback, 0);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001208 }
1209 tprints(", parent_root=");
1210 btrfs_print_objectid(args.parent_root);
1211 tprints(", flags=");
1212 printflags64(btrfs_send_flags, args.flags,
1213 "BTRFS_SEND_FLAGS_???");
1214 tprints("}");
1215 break;
1216 }
1217
1218 case BTRFS_IOC_SPACE_INFO: { /* RW */
1219 struct btrfs_ioctl_space_args args;
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001220
1221 if (entering(tcp))
1222 tprints(", ");
1223 else if (syserror(tcp))
1224 break;
1225 else
1226 tprints(" => ");
1227
1228 if (umove_or_printaddr(tcp, arg, &args))
1229 break;
1230
1231 tprints("{");
1232 if (entering(tcp)) {
Dmitry V. Levin2be39ec2016-05-24 00:23:31 +00001233 tprintf("space_slots=%" PRI__u64 "}", args.space_slots);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001234 return 0;
1235 }
1236
1237 tprintf("total_spaces=%" PRI__u64, args.total_spaces);
1238
1239 if (args.space_slots == 0 && args.total_spaces) {
1240 tprints("}");
1241 break;
1242 }
1243
1244 tprints(", spaces=");
1245
Dmitry V. Levind57cc262016-05-24 01:15:18 +00001246 if (abbrev(tcp))
1247 tprints("...");
1248 else {
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001249 struct btrfs_ioctl_space_info info;
Dmitry V. Levind57cc262016-05-24 01:15:18 +00001250 print_array(tcp, arg + offsetof(typeof(args), spaces),
1251 args.total_spaces,
1252 &info, sizeof(info), umoven_or_printaddr,
1253 print_btrfs_ioctl_space_info, 0);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001254 }
Dmitry V. Levind57cc262016-05-24 01:15:18 +00001255 tprints("}");
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001256 break;
1257 }
1258
1259 case BTRFS_IOC_SNAP_CREATE:
1260 case BTRFS_IOC_RESIZE:
1261 case BTRFS_IOC_SCAN_DEV:
1262 case BTRFS_IOC_ADD_DEV:
1263 case BTRFS_IOC_RM_DEV:
1264 case BTRFS_IOC_SUBVOL_CREATE:
1265 case BTRFS_IOC_SNAP_DESTROY:
1266 case BTRFS_IOC_DEVICES_READY: { /* W */
1267 struct btrfs_ioctl_vol_args args;
1268
1269 tprints(", ");
1270 if (umove_or_printaddr(tcp, arg, &args))
1271 break;
1272
1273 tprintf("{fd=%" PRI__d64 ", name=", args.fd);
1274 print_quoted_string(args.name, sizeof(args.name),
1275 QUOTE_0_TERMINATED);
1276 tprints("}");
1277 break;
1278 }
1279
1280 case BTRFS_IOC_SNAP_CREATE_V2:
1281 case BTRFS_IOC_SUBVOL_CREATE_V2: { /* code is W, but is actually RW */
1282 struct btrfs_ioctl_vol_args_v2 args;
1283
1284 if (entering(tcp))
1285 tprints(", ");
1286 else if (syserror(tcp))
1287 break;
1288 else
1289 tprints(" => ");
1290
1291 if (umove_or_printaddr(tcp, arg, &args))
1292 break;
1293
1294 if (entering(tcp)) {
1295 tprintf("{fd=%" PRI__d64 ", flags=", args.fd);
1296 printflags64(btrfs_snap_flags_v2, args.flags,
1297 "BTRFS_SUBVOL_???");
1298 if (args.flags & BTRFS_SUBVOL_QGROUP_INHERIT) {
1299 tprintf(", size=%" PRI__u64 ", qgroup_inherit=",
1300 args.size);
1301
1302 btrfs_print_qgroup_inherit(tcp,
1303 (unsigned long)args.qgroup_inherit);
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001304 }
1305 tprintf(", name=");
Dmitry V. Levin0cd7ea02016-05-24 00:59:40 +00001306 print_quoted_string(args.name, sizeof(args.name),
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001307 QUOTE_0_TERMINATED);
1308 tprints("}");
1309 return 0;
1310 }
1311 tprintf("{transid=%" PRI__u64 "}", args.transid);
1312 break;
1313 }
Dmitry V. Levin82b9e342016-05-24 01:12:41 +00001314
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001315 case BTRFS_IOC_GET_FSLABEL: /* R */
Dmitry V. Levin82b9e342016-05-24 01:12:41 +00001316 if (entering(tcp))
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001317 return 0;
Dmitry V. Levin82b9e342016-05-24 01:12:41 +00001318 /* fall through */
1319 case BTRFS_IOC_SET_FSLABEL: { /* W */
1320 char label[BTRFS_LABEL_SIZE];
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001321
1322 tprints(", ");
Dmitry V. Levin90ffbc72016-05-24 00:49:50 +00001323 if (umove_or_printaddr(tcp, arg, &label))
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001324 break;
1325 print_quoted_string(label, sizeof(label), QUOTE_0_TERMINATED);
1326 break;
1327 }
1328
1329 case BTRFS_IOC_CLONE: /* FICLONE */
1330 case BTRFS_IOC_CLONE_RANGE: /* FICLONERANGE */
1331 case BTRFS_IOC_FILE_EXTENT_SAME: /* FIDEDUPERANGE */
1332 /*
1333 * FICLONE, FICLONERANGE, and FIDEDUPERANGE started out as
1334 * btrfs ioctls and the code was kept for the generic
1335 * implementations. We use the BTRFS_* names here because
1336 * they will be available on older systems.
1337 */
1338 return file_ioctl(tcp, code, arg);
1339
1340 default:
1341 return RVAL_DECODED;
1342 };
Dmitry V. Levin3ce2dfc2016-05-24 00:45:05 +00001343 return RVAL_DECODED | 1;
Jeff Mahoney8cc69622016-05-18 18:09:39 -04001344}
1345#endif /* HAVE_LINUX_BTRFS_H */