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Commit | Line | Data |
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64c4757e | 1 | /* |
9a9dab36 | 2 | * mdadm - manage Linux "md" devices aka RAID arrays. |
64c4757e | 3 | * |
e736b623 | 4 | * Copyright (C) 2001-2009 Neil Brown <neilb@suse.de> |
64c4757e NB |
5 | * |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | * Author: Neil Brown | |
e736b623 | 22 | * Email: <neilb@suse.de> |
64c4757e NB |
23 | */ |
24 | ||
9a9dab36 | 25 | #include "mdadm.h" |
64c4757e NB |
26 | #include "md_p.h" |
27 | #include "md_u.h" | |
c69b251b | 28 | #include <dirent.h> |
64c4757e | 29 | |
54bad364 | 30 | int Detail(char *dev, int brief, int export, int test, char *homehost) |
64c4757e NB |
31 | { |
32 | /* | |
33 | * Print out details for an md array by using | |
34 | * GET_ARRAY_INFO and GET_DISK_INFO ioctl calls | |
35 | */ | |
36 | ||
fb97b4d6 | 37 | int fd = open(dev, O_RDONLY); |
64c4757e NB |
38 | int vers; |
39 | mdu_array_info_t array; | |
b0c63f32 NB |
40 | mdu_disk_info_t *disks; |
41 | int next; | |
64c4757e NB |
42 | int d; |
43 | time_t atime; | |
682c7051 | 44 | char *c; |
d013a55e | 45 | char *devices = NULL; |
feb716e9 | 46 | int spares = 0; |
dd0781e5 | 47 | struct stat stb; |
e5329c37 NB |
48 | int is_26 = get_linux_version() >= 2006000; |
49 | int is_rebuilding = 0; | |
50 | int failed = 0; | |
82d9eba6 | 51 | struct supertype *st = NULL; |
e27d562b | 52 | int max_disks = MD_SB_DISKS; /* just a default */ |
bed256c2 | 53 | struct mdinfo info; |
142cb9e1 | 54 | struct mdinfo *sra; |
c69b251b N |
55 | char *member = NULL; |
56 | char *container = NULL; | |
64c4757e | 57 | |
feb716e9 | 58 | int rv = test ? 4 : 1; |
a77be586 NB |
59 | int avail_disks = 0; |
60 | char *avail; | |
82b27616 | 61 | |
64c4757e | 62 | if (fd < 0) { |
682c7051 | 63 | fprintf(stderr, Name ": cannot open %s: %s\n", |
64c4757e | 64 | dev, strerror(errno)); |
feb716e9 | 65 | return rv; |
64c4757e NB |
66 | } |
67 | vers = md_get_version(fd); | |
68 | if (vers < 0) { | |
682c7051 | 69 | fprintf(stderr, Name ": %s does not appear to be an md device\n", |
64c4757e NB |
70 | dev); |
71 | close(fd); | |
feb716e9 | 72 | return rv; |
64c4757e | 73 | } |
682c7051 NB |
74 | if (vers < 9000) { |
75 | fprintf(stderr, Name ": cannot get detail for md device %s: driver version too old.\n", | |
64c4757e NB |
76 | dev); |
77 | close(fd); | |
feb716e9 | 78 | return rv; |
64c4757e NB |
79 | } |
80 | if (ioctl(fd, GET_ARRAY_INFO, &array)<0) { | |
81 | if (errno == ENODEV) | |
682c7051 | 82 | fprintf(stderr, Name ": md device %s does not appear to be active.\n", |
64c4757e NB |
83 | dev); |
84 | else | |
682c7051 | 85 | fprintf(stderr, Name ": cannot get array detail for %s: %s\n", |
64c4757e NB |
86 | dev, strerror(errno)); |
87 | close(fd); | |
feb716e9 | 88 | return rv; |
64c4757e | 89 | } |
142cb9e1 | 90 | sra = sysfs_read(fd, 0, GET_VERSION); |
1686dc25 | 91 | st = super_by_fd(fd); |
f9ce90ba | 92 | |
dd0781e5 NB |
93 | if (fstat(fd, &stb) != 0 && !S_ISBLK(stb.st_mode)) |
94 | stb.st_rdev = 0; | |
feb716e9 | 95 | rv = 0; |
e5329c37 | 96 | |
c69b251b N |
97 | if (st) |
98 | max_disks = st->max_devs; | |
99 | ||
100 | if (sra && is_subarray(sra->text_version) && | |
101 | strchr(sra->text_version+1, '/')) { | |
102 | /* This is a subarray of some container. | |
103 | * We want the name of the container, and the member | |
104 | */ | |
105 | char *s = strchr(sra->text_version+1, '/'); | |
106 | int dn; | |
107 | *s++ = '\0'; | |
108 | member = s; | |
109 | dn = devname2devnum(sra->text_version+1); | |
110 | container = map_dev(dev2major(dn), dev2minor(dn), 1); | |
111 | } | |
ea329559 | 112 | |
e5329c37 | 113 | /* try to load a superblock */ |
ea329559 | 114 | for (d= 0; d<max_disks; d++) { |
e5329c37 NB |
115 | mdu_disk_info_t disk; |
116 | char *dv; | |
117 | disk.number = d; | |
118 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) | |
119 | continue; | |
120 | if (d >= array.raid_disks && | |
121 | disk.major == 0 && | |
122 | disk.minor == 0) | |
123 | continue; | |
16c6fa80 | 124 | if ((dv=map_dev(disk.major, disk.minor, 1))) { |
3da92f27 | 125 | if ((!st || !st->sb) && |
ff54de6e N |
126 | (array.raid_disks == 0 || |
127 | (disk.state & (1<<MD_DISK_ACTIVE)))) { | |
e5329c37 NB |
128 | /* try to read the superblock from this device |
129 | * to get more info | |
130 | */ | |
16c6fa80 | 131 | int fd2 = dev_open(dv, O_RDONLY); |
82d9eba6 | 132 | if (fd2 >=0 && st && |
3da92f27 NB |
133 | st->ss->load_super(st, fd2, NULL) == 0) { |
134 | st->ss->getinfo_super(st, &info); | |
ff54de6e N |
135 | if (array.raid_disks != 0 && /* container */ |
136 | (info.array.ctime != array.ctime || | |
137 | info.array.level != array.level)) | |
3da92f27 | 138 | st->ss->free_super(st); |
4b1ac34b | 139 | } |
e5329c37 NB |
140 | if (fd2 >= 0) close(fd2); |
141 | } | |
142 | } | |
143 | } | |
144 | ||
64c4757e | 145 | /* Ok, we have some info to print... */ |
682c7051 | 146 | c = map_num(pers, array.level); |
54bad364 KS |
147 | |
148 | if (export) { | |
c69b251b N |
149 | if (array.raid_disks) { |
150 | if (c) | |
151 | printf("MD_LEVEL=%s\n", c); | |
152 | printf("MD_DEVICES=%d\n", array.raid_disks); | |
153 | } else { | |
154 | printf("MD_LEVEL=container\n"); | |
155 | printf("MD_DEVICES=%d\n", array.nr_disks); | |
156 | } | |
157 | if (container) { | |
158 | printf("MD_CONTAINER=%s\n", container); | |
159 | printf("MD_MEMBER=%s\n", member); | |
160 | } else { | |
161 | if (sra && sra->array.major_version < 0) | |
162 | printf("MD_METADATA=%s\n", sra->text_version); | |
163 | else | |
6c766cf1 | 164 | printf("MD_METADATA=%d.%02d\n", |
c69b251b N |
165 | array.major_version, array.minor_version); |
166 | } | |
35ddc76d N |
167 | |
168 | if (st && st->sb) { | |
169 | struct mdinfo info; | |
170 | char nbuf[64]; | |
f069dd29 | 171 | struct map_ent *mp, *map = NULL; |
35ddc76d N |
172 | st->ss->getinfo_super(st, &info); |
173 | fname_from_uuid(st, &info, nbuf, ':'); | |
174 | printf("MD_UUID=%s\n", nbuf+5); | |
f069dd29 N |
175 | mp = map_by_uuid(&map, info.uuid); |
176 | if (mp && mp->path && | |
177 | strncmp(mp->path, "/dev/md/", 8) == 0) | |
178 | printf("MD_DEVNAME=%s\n", mp->path+8); | |
142cb9e1 | 179 | |
35ddc76d N |
180 | if (st->ss->export_detail_super) |
181 | st->ss->export_detail_super(st); | |
7e6c6cb2 N |
182 | } else { |
183 | struct map_ent *mp, *map = NULL; | |
184 | mp = map_by_devnum(&map, fd2devnum(fd)); | |
185 | if (mp && mp->path && | |
186 | strncmp(mp->path, "/dev/md/", 8) == 0) | |
187 | printf("MD_DEVNAME=%s\n", mp->path+8); | |
35ddc76d | 188 | } |
54bad364 KS |
189 | goto out; |
190 | } | |
191 | ||
142cb9e1 | 192 | if (brief) { |
e8eb8763 | 193 | mdu_bitmap_file_t bmf; |
061f2c6a N |
194 | printf("ARRAY %s", dev); |
195 | if (brief > 1) { | |
196 | if (array.raid_disks) | |
197 | printf("level=%s num-devices=%d", | |
198 | c?c:"-unknown-", | |
199 | array.raid_disks ); | |
200 | else | |
201 | printf("level=container num-devices=%d", | |
202 | array.nr_disks); | |
203 | } | |
c69b251b N |
204 | if (container) { |
205 | printf(" container=%s", container); | |
206 | printf(" member=%s", member); | |
207 | } else { | |
208 | if (sra && sra->array.major_version < 0) | |
209 | printf(" metadata=%s", sra->text_version); | |
210 | else | |
6c766cf1 | 211 | printf(" metadata=%d.%02d", |
c69b251b N |
212 | array.major_version, array.minor_version); |
213 | } | |
e8eb8763 NB |
214 | |
215 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ | |
216 | if (vers >= 9001 && | |
217 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
218 | bmf.pathname[0]) { | |
219 | printf(" bitmap=%s", bmf.pathname); | |
220 | } | |
142cb9e1 | 221 | } else { |
8fac0577 | 222 | mdu_bitmap_file_t bmf; |
e0d19036 | 223 | unsigned long long larray_size; |
22a88995 | 224 | struct mdstat_ent *ms = mdstat_read(0, 0); |
dd0781e5 NB |
225 | struct mdstat_ent *e; |
226 | int devnum = array.md_minor; | |
4ebd3237 | 227 | if (major(stb.st_rdev) == get_mdp_major()) |
dd0781e5 NB |
228 | devnum = -1 - devnum; |
229 | ||
230 | for (e=ms; e; e=e->next) | |
231 | if (e->devnum == devnum) | |
232 | break; | |
beae1dfe NB |
233 | if (!get_dev_size(fd, NULL, &larray_size)) |
234 | larray_size = 0; | |
56eb10c0 | 235 | |
cd29a5c8 | 236 | printf("%s:\n", dev); |
142cb9e1 | 237 | |
c69b251b N |
238 | if (container) |
239 | printf(" Container : %s, member %s\n", container, member); | |
240 | else { | |
142cb9e1 NB |
241 | if (sra && sra->array.major_version < 0) |
242 | printf(" Version : %s\n", sra->text_version); | |
243 | else | |
d7ee65c9 | 244 | printf(" Version : %d.%02d\n", |
142cb9e1 | 245 | array.major_version, array.minor_version); |
c69b251b | 246 | } |
142cb9e1 | 247 | |
cd29a5c8 | 248 | atime = array.ctime; |
c69b251b N |
249 | if (atime) |
250 | printf(" Creation Time : %.24s\n", ctime(&atime)); | |
142cb9e1 | 251 | if (array.raid_disks == 0) c = "container"; |
cd29a5c8 | 252 | printf(" Raid Level : %s\n", c?c:"-unknown-"); |
56eb10c0 | 253 | if (larray_size) |
dd0781e5 | 254 | printf(" Array Size : %llu%s\n", (larray_size>>10), human_size(larray_size)); |
3d4064cc NB |
255 | if (array.level >= 1) { |
256 | if (array.major_version != 0 && | |
6ee5c05a NB |
257 | (larray_size >= 0xFFFFFFFFULL|| array.size == 0)) { |
258 | unsigned long long dsize = get_component_size(fd); | |
259 | if (dsize > 0) | |
e3362544 | 260 | printf(" Used Dev Size : %llu%s\n", |
a1236192 N |
261 | dsize/2, |
262 | human_size((long long)dsize<<9)); | |
6ee5c05a | 263 | else |
e3362544 | 264 | printf(" Used Dev Size : unknown\n"); |
6ee5c05a | 265 | } else |
e3362544 NB |
266 | printf(" Used Dev Size : %d%s\n", array.size, |
267 | human_size((long long)array.size<<10)); | |
3d4064cc | 268 | } |
c69b251b N |
269 | if (array.raid_disks) |
270 | printf(" Raid Devices : %d\n", array.raid_disks); | |
b83d95f3 | 271 | printf(" Total Devices : %d\n", array.nr_disks); |
c69b251b N |
272 | if (!container && |
273 | ((sra == NULL && array.major_version == 0) || | |
274 | (sra && sra->array.major_version == 0))) | |
275 | printf("Preferred Minor : %d\n", array.md_minor); | |
142cb9e1 NB |
276 | if (sra == NULL || sra->array.major_version >= 0) |
277 | printf(" Persistence : Superblock is %spersistent\n", | |
278 | array.not_persistent?"not ":""); | |
cd29a5c8 | 279 | printf("\n"); |
4027ddca NB |
280 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ |
281 | if (vers >= 9001 && | |
282 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
283 | bmf.pathname[0]) { | |
8fac0577 NB |
284 | printf(" Intent Bitmap : %s\n", bmf.pathname); |
285 | printf("\n"); | |
286 | } else if (array.state & (1<<MD_SB_BITMAP_PRESENT)) | |
287 | printf(" Intent Bitmap : Internal\n\n"); | |
cd29a5c8 | 288 | atime = array.utime; |
c69b251b N |
289 | if (atime) |
290 | printf(" Update Time : %.24s\n", ctime(&atime)); | |
291 | if (array.raid_disks) | |
292 | printf(" State : %s%s%s%s\n", | |
293 | (array.state&(1<<MD_SB_CLEAN))?"clean":"active", | |
294 | array.active_disks < array.raid_disks? ", degraded":"", | |
295 | (!e || e->percent < 0) ? "" : | |
296 | (e->resync) ? ", resyncing": ", recovering", | |
297 | larray_size ? "": ", Not Started"); | |
298 | if (array.raid_disks) | |
299 | printf(" Active Devices : %d\n", array.active_disks); | |
b83d95f3 | 300 | printf("Working Devices : %d\n", array.working_disks); |
c69b251b N |
301 | if (array.raid_disks) { |
302 | printf(" Failed Devices : %d\n", array.failed_disks); | |
303 | printf(" Spare Devices : %d\n", array.spare_disks); | |
304 | } | |
cd29a5c8 NB |
305 | printf("\n"); |
306 | if (array.level == 5) { | |
307 | c = map_num(r5layout, array.layout); | |
308 | printf(" Layout : %s\n", c?c:"-unknown-"); | |
309 | } | |
e5329c37 | 310 | if (array.level == 10) { |
e4965ef8 N |
311 | printf(" Layout :"); |
312 | print_r10_layout(array.layout); | |
313 | printf("\n"); | |
e5329c37 | 314 | } |
cd29a5c8 NB |
315 | switch (array.level) { |
316 | case 0: | |
317 | case 4: | |
318 | case 5: | |
e5329c37 NB |
319 | case 10: |
320 | case 6: | |
142cb9e1 NB |
321 | if (array.chunk_size) |
322 | printf(" Chunk Size : %dK\n\n", | |
323 | array.chunk_size/1024); | |
cd29a5c8 NB |
324 | break; |
325 | case -1: | |
e5329c37 | 326 | printf(" Rounding : %dK\n\n", array.chunk_size/1024); |
cd29a5c8 NB |
327 | break; |
328 | default: break; | |
329 | } | |
aba69144 | 330 | |
e5329c37 | 331 | if (e && e->percent >= 0) { |
bed256c2 | 332 | printf(" Re%s Status : %d%% complete\n", |
3da92f27 NB |
333 | (st && st->sb && info.reshape_active)? |
334 | "shape":"build", | |
bed256c2 | 335 | e->percent); |
e5329c37 NB |
336 | is_rebuilding = 1; |
337 | } | |
dd0781e5 NB |
338 | free_mdstat(ms); |
339 | ||
3da92f27 | 340 | if (st->sb && info.reshape_active) { |
bed256c2 NB |
341 | #if 0 |
342 | This is pretty boring | |
343 | printf(" Reshape pos'n : %llu%s\n", (unsigned long long) info.reshape_progress<<9, | |
344 | human_size(info.reshape_progress<<9)); | |
345 | #endif | |
346 | if (info.delta_disks > 0) | |
347 | printf(" Delta Devices : %d, (%d->%d)\n", | |
348 | info.delta_disks, array.raid_disks - info.delta_disks, array.raid_disks); | |
349 | if (info.delta_disks < 0) | |
350 | printf(" Delta Devices : %d, (%d->%d)\n", | |
351 | info.delta_disks, array.raid_disks, array.raid_disks + info.delta_disks); | |
352 | if (info.new_level != array.level) { | |
353 | char *c = map_num(pers, info.new_level); | |
354 | printf(" New Level : %s\n", c?c:"-unknown-"); | |
355 | } | |
356 | if (info.new_level != array.level || | |
357 | info.new_layout != array.layout) { | |
358 | if (info.new_level == 5) { | |
359 | char *c = map_num(r5layout, info.new_layout); | |
360 | printf(" New Layout : %s\n", | |
361 | c?c:"-unknown-"); | |
362 | } | |
363 | if (info.new_level == 10) { | |
b578481c | 364 | printf(" New Layout : near=%d, %s=%d\n", |
bed256c2 | 365 | info.new_layout&255, |
b578481c | 366 | (info.new_layout&0x10000)?"offset":"far", |
bed256c2 NB |
367 | (info.new_layout>>8)&255); |
368 | } | |
369 | } | |
370 | if (info.new_chunk != array.chunk_size) | |
371 | printf(" New Chunksize : %dK\n", info.new_chunk/1024); | |
372 | printf("\n"); | |
373 | } else if (e && e->percent >= 0) | |
374 | printf("\n"); | |
3da92f27 NB |
375 | if (st && st->sb) |
376 | st->ss->detail_super(st, homehost); | |
e5329c37 | 377 | |
c69b251b N |
378 | if (array.raid_disks == 0 && sra && sra->array.major_version == -1 |
379 | && sra->array.minor_version == -2 && sra->text_version[0] != '/') { | |
380 | /* This looks like a container. Find any active arrays | |
381 | * That claim to be a member. | |
382 | */ | |
383 | DIR *dir = opendir("/sys/block"); | |
384 | struct dirent *de; | |
385 | ||
386 | printf(" Member Arrays :"); | |
387 | ||
388 | while (dir && (de = readdir(dir)) != NULL) { | |
389 | char path[200]; | |
390 | char vbuf[1024]; | |
391 | int nlen = strlen(sra->sys_name); | |
392 | int dn; | |
393 | if (de->d_name[0] == '.') | |
394 | continue; | |
395 | sprintf(path, "/sys/block/%s/md/metadata_version", | |
396 | de->d_name); | |
397 | if (load_sys(path, vbuf) < 0) | |
398 | continue; | |
399 | if (strncmp(vbuf, "external:", 9) != 0 || | |
400 | !is_subarray(sra->sys_name+9) || | |
401 | strncmp(vbuf+10, sra->sys_name, nlen) != 0 || | |
402 | vbuf[10+nlen] != '/') | |
403 | continue; | |
404 | dn = devname2devnum(de->d_name); | |
405 | printf(" %s", map_dev(dev2major(dn), | |
406 | dev2minor(dn), 1)); | |
407 | } | |
408 | if (dir) | |
409 | closedir(dir); | |
410 | printf("\n\n"); | |
411 | } | |
412 | ||
413 | if (array.raid_disks) | |
414 | printf(" Number Major Minor RaidDevice State\n"); | |
415 | else | |
416 | printf(" Number Major Minor RaidDevice\n"); | |
cd29a5c8 | 417 | } |
b0c63f32 NB |
418 | disks = malloc(max_disks * sizeof(mdu_disk_info_t)); |
419 | for (d=0; d<max_disks; d++) { | |
420 | disks[d].state = (1<<MD_DISK_REMOVED); | |
421 | disks[d].major = disks[d].minor = 0; | |
8352ab3e | 422 | disks[d].number = disks[d].raid_disk = d; |
b0c63f32 NB |
423 | } |
424 | ||
425 | next = array.raid_disks; | |
426 | for (d=0; d < max_disks; d++) { | |
64c4757e NB |
427 | mdu_disk_info_t disk; |
428 | disk.number = d; | |
429 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) { | |
e0d19036 | 430 | if (d < array.raid_disks) |
b83d95f3 | 431 | fprintf(stderr, Name ": cannot get device detail for device %d: %s\n", |
e0d19036 | 432 | d, strerror(errno)); |
64c4757e NB |
433 | continue; |
434 | } | |
67687afe NB |
435 | if (disk.major == 0 && disk.minor == 0) |
436 | continue; | |
aba69144 | 437 | if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks) |
b0c63f32 NB |
438 | disks[disk.raid_disk] = disk; |
439 | else if (next < max_disks) | |
440 | disks[next++] = disk; | |
441 | } | |
442 | ||
a77be586 | 443 | avail = calloc(array.raid_disks, 1); |
b0c63f32 NB |
444 | for (d= 0; d < max_disks; d++) { |
445 | char *dv; | |
446 | mdu_disk_info_t disk = disks[d]; | |
447 | ||
e0d19036 NB |
448 | if (d >= array.raid_disks && |
449 | disk.major == 0 && | |
450 | disk.minor == 0) | |
451 | continue; | |
cd29a5c8 | 452 | if (!brief) { |
b0c63f32 | 453 | if (d == array.raid_disks) printf("\n"); |
e5329c37 | 454 | if (disk.raid_disk < 0) |
aba69144 | 455 | printf(" %5d %5d %5d - ", |
e5329c37 NB |
456 | disk.number, disk.major, disk.minor); |
457 | else | |
aba69144 | 458 | printf(" %5d %5d %5d %5d ", |
e5329c37 | 459 | disk.number, disk.major, disk.minor, disk.raid_disk); |
c69b251b N |
460 | } |
461 | if (!brief && array.raid_disks) { | |
462 | ||
aba69144 NB |
463 | if (disk.state & (1<<MD_DISK_FAULTY)) { |
464 | printf(" faulty"); | |
e5329c37 NB |
465 | if (disk.raid_disk < array.raid_disks && |
466 | disk.raid_disk >= 0) | |
467 | failed++; | |
468 | } | |
cd29a5c8 NB |
469 | if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active"); |
470 | if (disk.state & (1<<MD_DISK_SYNC)) printf(" sync"); | |
471 | if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed"); | |
b0c63f32 NB |
472 | if (disk.state & (1<<MD_DISK_WRITEMOSTLY)) printf(" writemostly"); |
473 | if ((disk.state & | |
474 | ((1<<MD_DISK_ACTIVE)|(1<<MD_DISK_SYNC)|(1<<MD_DISK_REMOVED))) | |
475 | == 0) { | |
476 | printf(" spare"); | |
e5329c37 NB |
477 | if (is_26) { |
478 | if (disk.raid_disk < array.raid_disks && disk.raid_disk >= 0) | |
479 | printf(" rebuilding"); | |
480 | } else if (is_rebuilding && failed) { | |
481 | /* Taking a bit of a risk here, we remove the | |
482 | * device from the array, and then put it back. | |
483 | * If this fails, we are rebuilding | |
484 | */ | |
0df46c2a NB |
485 | int err = ioctl(fd, HOT_REMOVE_DISK, makedev(disk.major, disk.minor)); |
486 | if (err == 0) ioctl(fd, HOT_ADD_DISK, makedev(disk.major, disk.minor)); | |
e5329c37 NB |
487 | if (err && errno == EBUSY) |
488 | printf(" rebuilding"); | |
489 | } | |
490 | } | |
feb716e9 | 491 | } |
e5329c37 | 492 | if (disk.state == 0) spares++; |
a77be586 NB |
493 | if (test && d < array.raid_disks |
494 | && !(disk.state & (1<<MD_DISK_SYNC))) | |
feb716e9 | 495 | rv |= 1; |
a77be586 NB |
496 | if (d < array.raid_disks |
497 | && (disk.state & (1<<MD_DISK_SYNC))) { | |
498 | avail_disks ++; | |
499 | avail[d] = 1; | |
cd29a5c8 | 500 | } |
16c6fa80 | 501 | if ((dv=map_dev(disk.major, disk.minor, 0))) { |
d013a55e NB |
502 | if (brief) { |
503 | if (devices) { | |
504 | devices = realloc(devices, | |
505 | strlen(devices)+1+strlen(dv)+1); | |
506 | strcat(strcat(devices,","),dv); | |
507 | } else | |
508 | devices = strdup(dv); | |
509 | } else | |
510 | printf(" %s", dv); | |
82b27616 | 511 | } |
cd29a5c8 | 512 | if (!brief) printf("\n"); |
64c4757e | 513 | } |
c69b251b | 514 | if (spares && brief && array.raid_disks) printf(" spares=%d", spares); |
3da92f27 NB |
515 | if (brief && st && st->sb) |
516 | st->ss->brief_detail_super(st); | |
517 | st->ss->free_super(st); | |
4b1ac34b | 518 | |
22892d56 | 519 | if (brief > 1 && devices) printf("\n devices=%s", devices); |
cd29a5c8 | 520 | if (brief) printf("\n"); |
a77be586 NB |
521 | if (test && |
522 | !enough(array.level, array.raid_disks, array.layout, | |
523 | 1, avail, avail_disks)) | |
524 | rv = 2; | |
525 | ||
a328c097 | 526 | out: |
e5329c37 | 527 | close(fd); |
feb716e9 | 528 | return rv; |
64c4757e | 529 | } |
4cce4069 DW |
530 | |
531 | int Detail_Platform(struct superswitch *ss, int scan, int verbose) | |
532 | { | |
533 | /* display platform capabilities for the given metadata format | |
534 | * 'scan' in this context means iterate over all metadata types | |
535 | */ | |
536 | int i; | |
537 | int err = 1; | |
538 | ||
539 | if (ss && ss->detail_platform) | |
5615172f | 540 | err = ss->detail_platform(verbose, 0); |
4cce4069 DW |
541 | else if (ss) { |
542 | if (verbose) | |
543 | fprintf(stderr, Name ": %s metadata is platform independent\n", | |
544 | ss->name ? : "[no name]"); | |
545 | } else if (!scan) { | |
546 | if (verbose) | |
547 | fprintf(stderr, Name ": specify a metadata type or --scan\n"); | |
548 | } | |
549 | ||
550 | if (!scan) | |
551 | return err; | |
552 | ||
553 | for (i = 0; superlist[i]; i++) { | |
554 | struct superswitch *meta = superlist[i]; | |
555 | ||
556 | if (meta == ss) | |
557 | continue; | |
558 | if (verbose) | |
559 | fprintf(stderr, Name ": checking metadata %s\n", | |
560 | meta->name ? : "[no name]"); | |
561 | if (!meta->detail_platform) { | |
562 | if (verbose) | |
563 | fprintf(stderr, Name ": %s metadata is platform independent\n", | |
564 | meta->name ? : "[no name]"); | |
565 | } else | |
5615172f | 566 | err |= meta->detail_platform(verbose, 0); |
4cce4069 DW |
567 | } |
568 | ||
569 | return err; | |
570 | } |