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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 | * |
cd29a5c8 | 4 | * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au> |
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 | |
22 | * Email: <neilb@cse.unsw.edu.au> | |
23 | * Paper: Neil Brown | |
24 | * School of Computer Science and Engineering | |
25 | * The University of New South Wales | |
26 | * Sydney, 2052 | |
27 | * Australia | |
28 | */ | |
29 | ||
9a9dab36 | 30 | #include "mdadm.h" |
682c7051 NB |
31 | #include "md_u.h" |
32 | #include "md_p.h" | |
64c4757e | 33 | |
82d9eba6 | 34 | int Create(struct supertype *st, char *mddev, int mdfd, |
5dd497ee | 35 | int chunk, int level, int layout, unsigned long long size, int raiddisks, int sparedisks, |
947fd4dd | 36 | char *name, |
cd29a5c8 | 37 | int subdevs, mddev_dev_t devlist, |
47d79ef8 | 38 | int runstop, int verbose, int force, int assume_clean, |
dfd4d8ee | 39 | char *bitmap_file, int bitmap_chunk, int write_behind, int delay) |
64c4757e | 40 | { |
682c7051 NB |
41 | /* |
42 | * Create a new raid array. | |
43 | * | |
44 | * First check that necessary details are available | |
45 | * (i.e. level, raid-disks) | |
46 | * | |
47 | * Then check each disk to see what might be on it | |
48 | * and report anything interesting. | |
49 | * | |
50 | * If anything looks odd, and runstop not set, | |
51 | * abort. | |
52 | * | |
53 | * SET_ARRAY_INFO and ADD_NEW_DISK, and | |
82d9eba6 | 54 | * if runstop==run, or raiddisks disks were used, |
682c7051 NB |
55 | * RUN_ARRAY |
56 | */ | |
b5e64645 | 57 | unsigned long long minsize=0, maxsize=0; |
cd29a5c8 NB |
58 | char *mindisc = NULL; |
59 | char *maxdisc = NULL; | |
c913b90e | 60 | int dnum; |
cd29a5c8 | 61 | mddev_dev_t dv; |
682c7051 | 62 | int fail=0, warn=0; |
82b27616 | 63 | struct stat stb; |
82d9eba6 | 64 | int first_missing = subdevs * 2; |
52826846 | 65 | int missing_disks = 0; |
82d9eba6 | 66 | int insert_point = subdevs * 2; /* where to insert a missing drive */ |
4b1ac34b NB |
67 | void *super; |
68 | int pass; | |
82d9eba6 NB |
69 | int vers; |
70 | int rv; | |
c82f047c | 71 | int bitmap_fd; |
f9c25f1d | 72 | unsigned long long bitmapsize; |
682c7051 NB |
73 | |
74 | mdu_array_info_t array; | |
dcec9ee5 NB |
75 | int major = BITMAP_MAJOR_HI; |
76 | ||
5dd497ee | 77 | memset(&array, 0, sizeof(array)); |
29e766a5 | 78 | |
82d9eba6 NB |
79 | vers = md_get_version(mdfd); |
80 | if (vers < 9000) { | |
dd0781e5 | 81 | fprintf(stderr, Name ": Create requires md driver version 0.90.0 or later\n"); |
52826846 | 82 | return 1; |
682c7051 | 83 | } |
98c6faba | 84 | if (level == UnSet) { |
682c7051 NB |
85 | fprintf(stderr, |
86 | Name ": a RAID level is needed to create an array.\n"); | |
87 | return 1; | |
88 | } | |
89 | if (raiddisks < 1) { | |
90 | fprintf(stderr, | |
b83d95f3 | 91 | Name ": a number of --raid-devices must be given to create an array\n"); |
682c7051 NB |
92 | return 1; |
93 | } | |
98c6faba NB |
94 | if (raiddisks < 4 && level == 6) { |
95 | fprintf(stderr, | |
96 | Name ": at least 4 raid-devices needed for level 6\n"); | |
97 | return 1; | |
98 | } | |
99 | if (raiddisks > 256 && level == 6) { | |
100 | fprintf(stderr, | |
101 | Name ": no more than 256 raid-devices supported for level 6\n"); | |
102 | return 1; | |
103 | } | |
52826846 NB |
104 | if (raiddisks < 2 && level >= 4) { |
105 | fprintf(stderr, | |
98c6faba | 106 | Name ": at least 2 raid-devices needed for level 4 or 5\n"); |
52826846 NB |
107 | return 1; |
108 | } | |
682c7051 | 109 | if (subdevs > raiddisks+sparedisks) { |
b83d95f3 | 110 | fprintf(stderr, Name ": You have listed more devices (%d) than are in the array(%d)!\n", subdevs, raiddisks+sparedisks); |
52826846 | 111 | return 1; |
682c7051 | 112 | } |
cd29a5c8 | 113 | if (subdevs < raiddisks+sparedisks) { |
52826846 NB |
114 | fprintf(stderr, Name ": You haven't given enough devices (real or missing) to create this array\n"); |
115 | return 1; | |
116 | } | |
117 | ||
682c7051 | 118 | /* now set some defaults */ |
98c6faba | 119 | if (layout == UnSet) |
682c7051 NB |
120 | switch(level) { |
121 | default: /* no layout */ | |
122 | layout = 0; | |
123 | break; | |
e5329c37 NB |
124 | case 10: |
125 | layout = 0x102; /* near=2, far=1 */ | |
dab6685f | 126 | if (verbose > 0) |
e5329c37 NB |
127 | fprintf(stderr, |
128 | Name ": layout defaults to n1\n"); | |
129 | break; | |
682c7051 | 130 | case 5: |
98c6faba | 131 | case 6: |
682c7051 | 132 | layout = map_name(r5layout, "default"); |
dab6685f | 133 | if (verbose > 0) |
682c7051 NB |
134 | fprintf(stderr, |
135 | Name ": layout defaults to %s\n", map_num(r5layout, layout)); | |
136 | break; | |
b5e64645 NB |
137 | case LEVEL_FAULTY: |
138 | layout = map_name(faultylayout, "default"); | |
139 | ||
dab6685f | 140 | if (verbose > 0) |
b5e64645 NB |
141 | fprintf(stderr, |
142 | Name ": layout defaults to %s\n", map_num(faultylayout, layout)); | |
143 | break; | |
682c7051 NB |
144 | } |
145 | ||
e5329c37 NB |
146 | if (level == 10) |
147 | /* check layout fits in array*/ | |
148 | if ((layout&255) * ((layout>>8)&255) > raiddisks) { | |
149 | fprintf(stderr, Name ": that layout requires at least %d devices\n", | |
150 | (layout&255) * ((layout>>8)&255)); | |
151 | return 1; | |
152 | } | |
153 | ||
aa88f531 NB |
154 | switch(level) { |
155 | case 4: | |
156 | case 5: | |
e5329c37 | 157 | case 10: |
98c6faba | 158 | case 6: |
aa88f531 NB |
159 | case 0: |
160 | case -1: /* linear */ | |
161 | if (chunk == 0) { | |
162 | chunk = 64; | |
dab6685f | 163 | if (verbose > 0) |
aa88f531 NB |
164 | fprintf(stderr, Name ": chunk size defaults to 64K\n"); |
165 | } | |
166 | break; | |
167 | default: /* raid1, multipath */ | |
168 | if (chunk) { | |
169 | chunk = 0; | |
dab6685f | 170 | if (verbose > 0) |
aa88f531 NB |
171 | fprintf(stderr, Name ": chunk size ignored for this level\n"); |
172 | } | |
173 | break; | |
682c7051 NB |
174 | } |
175 | ||
176 | /* now look at the subdevs */ | |
52826846 NB |
177 | array.active_disks = 0; |
178 | array.working_disks = 0; | |
c913b90e NB |
179 | dnum = 0; |
180 | for (dv=devlist; dv; dv=dv->next, dnum++) { | |
cd29a5c8 | 181 | char *dname = dv->devname; |
b5e64645 NB |
182 | unsigned long dsize; |
183 | unsigned long long ldsize, freesize; | |
52826846 | 184 | int fd; |
cd29a5c8 | 185 | if (strcasecmp(dname, "missing")==0) { |
c913b90e NB |
186 | if (first_missing > dnum) |
187 | first_missing = dnum; | |
52826846 NB |
188 | missing_disks ++; |
189 | continue; | |
190 | } | |
191 | array.working_disks++; | |
c913b90e | 192 | if (dnum < raiddisks) |
52826846 | 193 | array.active_disks++; |
d7eaf49f | 194 | fd = open(dname, O_RDONLY|O_EXCL, 0); |
682c7051 NB |
195 | if (fd <0 ) { |
196 | fprintf(stderr, Name ": Cannot open %s: %s\n", | |
197 | dname, strerror(errno)); | |
198 | fail=1; | |
199 | continue; | |
200 | } | |
b5e64645 NB |
201 | #ifdef BLKGETSIZE64 |
202 | if (ioctl(fd, BLKGETSIZE64, &ldsize)==0) | |
203 | ; | |
204 | else | |
205 | #endif | |
682c7051 NB |
206 | if (ioctl(fd, BLKGETSIZE, &dsize)) { |
207 | fprintf(stderr, Name ": Cannot get size of %s: %s\n", | |
208 | dname, strerror(errno)); | |
209 | fail = 1; | |
210 | close(fd); | |
211 | continue; | |
212 | } | |
b5e64645 NB |
213 | else { |
214 | ldsize = dsize; | |
570c0542 | 215 | ldsize <<= 9; |
b5e64645 | 216 | } |
576d6d83 NB |
217 | if (st == NULL) { |
218 | /* Need to choose a default metadata, which is different | |
219 | * depending on the sizes of devices | |
220 | */ | |
221 | int i; | |
222 | char *name = "default"; | |
223 | if (level >= 1 && ldsize > (0x7fffffffULL<<10)) | |
224 | name = "default/large"; | |
225 | for(i=0; !st && superlist[i]; i++) | |
226 | st = superlist[i]->match_metadata_desc(name); | |
227 | ||
228 | if (!st) { | |
229 | fprintf(stderr, Name ": internal error - no default metadata style\n"); | |
230 | exit(2); | |
231 | } | |
232 | if (st->ss->major != 0 || | |
233 | st->minor_version != 90) | |
234 | fprintf(stderr, Name ": Defaulting to verion %d.%d metadata\n", | |
235 | st->ss->major, | |
236 | st->minor_version); | |
237 | } | |
1bf4e2d9 | 238 | freesize = st->ss->avail_size(st, ldsize >> 9); |
82d9eba6 | 239 | if (freesize == 0) { |
aa88f531 | 240 | fprintf(stderr, Name ": %s is too small: %luK\n", |
b5e64645 | 241 | dname, (unsigned long)(ldsize>>10)); |
52826846 NB |
242 | fail = 1; |
243 | close(fd); | |
244 | continue; | |
682c7051 | 245 | } |
82d9eba6 NB |
246 | |
247 | freesize /= 2; /* convert to K */ | |
d2cd3ffc NB |
248 | if (chunk) { |
249 | /* round to chunk size */ | |
250 | freesize = freesize & ~(chunk-1); | |
251 | } | |
682c7051 NB |
252 | |
253 | if (size && freesize < size) { | |
52826846 | 254 | fprintf(stderr, Name ": %s is smaller that given size." |
5dd497ee | 255 | " %lluK < %lluK + superblock\n", dname, freesize, size); |
52826846 NB |
256 | fail = 1; |
257 | close(fd); | |
258 | continue; | |
682c7051 | 259 | } |
cd29a5c8 NB |
260 | if (maxdisc == NULL || (maxdisc && freesize > maxsize)) { |
261 | maxdisc = dname; | |
52826846 | 262 | maxsize = freesize; |
682c7051 | 263 | } |
cd29a5c8 NB |
264 | if (mindisc ==NULL || (mindisc && freesize < minsize)) { |
265 | mindisc = dname; | |
52826846 | 266 | minsize = freesize; |
682c7051 | 267 | } |
dab6685f NB |
268 | if (runstop != 1 || verbose >= 0) { |
269 | warn |= check_ext2(fd, dname); | |
270 | warn |= check_reiser(fd, dname); | |
271 | warn |= check_raid(fd, dname); | |
272 | } | |
682c7051 NB |
273 | close(fd); |
274 | } | |
275 | if (fail) { | |
52826846 NB |
276 | fprintf(stderr, Name ": create aborted\n"); |
277 | return 1; | |
682c7051 NB |
278 | } |
279 | if (size == 0) { | |
cd29a5c8 | 280 | if (mindisc == NULL) { |
52826846 NB |
281 | fprintf(stderr, Name ": no size and no drives given - aborting create.\n"); |
282 | return 1; | |
283 | } | |
c13c45e9 | 284 | if (level > 0 || level == LEVEL_MULTIPATH || level == LEVEL_FAULTY) { |
b5e64645 | 285 | /* size is meaningful */ |
5dd497ee | 286 | if (minsize > 0x100000000ULL && st->ss->major == 0) { |
b5e64645 NB |
287 | fprintf(stderr, Name ": devices too large for RAID level %d\n", level); |
288 | return 1; | |
289 | } | |
290 | size = minsize; | |
dab6685f | 291 | if (verbose > 0) |
5dd497ee | 292 | fprintf(stderr, Name ": size set to %lluK\n", size); |
b5e64645 | 293 | } |
682c7051 | 294 | } |
b5e64645 | 295 | if (level > 0 && ((maxsize-size)*100 > maxsize)) { |
dab6685f | 296 | if (runstop != 1 || verbose >= 0) |
5dd497ee | 297 | fprintf(stderr, Name ": largest drive (%s) exceed size (%lluK) by more than 1%%\n", |
dab6685f | 298 | maxdisc, size); |
52826846 | 299 | warn = 1; |
682c7051 NB |
300 | } |
301 | ||
302 | if (warn) { | |
52826846 NB |
303 | if (runstop!= 1) { |
304 | if (!ask("Continue creating array? ")) { | |
305 | fprintf(stderr, Name ": create aborted.\n"); | |
306 | return 1; | |
307 | } | |
308 | } else { | |
dab6685f | 309 | if (verbose > 0) |
52826846 | 310 | fprintf(stderr, Name ": creation continuing despite oddities due to --run\n"); |
682c7051 | 311 | } |
682c7051 NB |
312 | } |
313 | ||
52826846 NB |
314 | /* If this is raid5, we want to configure the last active slot |
315 | * as missing, so that a reconstruct happens (faster than re-parity) | |
98c6faba | 316 | * FIX: Can we do this for raid6 as well? |
52826846 | 317 | */ |
47d79ef8 | 318 | if (assume_clean==0 && force == 0 && first_missing >= raiddisks) { |
98c6faba NB |
319 | switch ( level ) { |
320 | case 5: | |
321 | insert_point = raiddisks-1; | |
322 | sparedisks++; | |
323 | array.active_disks--; | |
324 | missing_disks++; | |
325 | break; | |
326 | default: | |
327 | break; | |
328 | } | |
52826846 NB |
329 | } |
330 | ||
682c7051 NB |
331 | /* Ok, lets try some ioctls */ |
332 | ||
333 | array.level = level; | |
334 | array.size = size; | |
682c7051 | 335 | array.raid_disks = raiddisks; |
82b27616 NB |
336 | /* The kernel should *know* what md_minor we are dealing |
337 | * with, but it chooses to trust me instead. Sigh | |
338 | */ | |
682c7051 | 339 | array.md_minor = 0; |
82b27616 | 340 | if (fstat(mdfd, &stb)==0) |
0df46c2a | 341 | array.md_minor = minor(stb.st_rdev); |
682c7051 | 342 | array.not_persistent = 0; |
98c6faba | 343 | /*** FIX: Need to do something about RAID-6 here ***/ |
b5e64645 NB |
344 | if ( ( (level == 5) && |
345 | (insert_point < raiddisks || first_missing < raiddisks) ) | |
346 | || | |
347 | ( level == 6 && missing_disks == 2) | |
47d79ef8 NB |
348 | || |
349 | assume_clean | |
b5e64645 | 350 | ) |
98c6faba | 351 | array.state = 1; /* clean, but one+ drive will be missing */ |
82b27616 | 352 | else |
52826846 | 353 | array.state = 0; /* not clean, but no errors */ |
82b27616 | 354 | |
f9c25f1d NB |
355 | if (level == 10) { |
356 | /* for raid10, the bitmap size is the capacity of the array, | |
357 | * which is array.size * raid_disks / ncopies; | |
358 | * .. but convert to sectors. | |
359 | */ | |
360 | int ncopies = (layout>>8) * (layout & 255); | |
5dd497ee NB |
361 | bitmapsize = (unsigned long long)size * raiddisks / ncopies * 2; |
362 | /* printf("bms=%llu as=%d rd=%d nc=%d\n", bitmapsize, size, raiddisks, ncopies);*/ | |
f9c25f1d | 363 | } else |
5dd497ee | 364 | bitmapsize = (unsigned long long)size * 2; |
f9c25f1d | 365 | |
82b27616 NB |
366 | /* There is lots of redundancy in these disk counts, |
367 | * raid_disks is the most meaningful value | |
368 | * it describes the geometry of the array | |
369 | * it is constant | |
370 | * nr_disks is total number of used slots. | |
371 | * it should be raid_disks+spare_disks | |
372 | * spare_disks is the number of extra disks present | |
373 | * see above | |
374 | * active_disks is the number of working disks in | |
375 | * active slots. (With raid_disks) | |
376 | * working_disks is the total number of working disks, | |
377 | * including spares | |
378 | * failed_disks is the number of disks marked failed | |
379 | * | |
380 | * Ideally, the kernel would keep these (except raid_disks) | |
381 | * up-to-date as we ADD_NEW_DISK, but it doesn't (yet). | |
382 | * So for now, we assume that all raid and spare | |
383 | * devices will be given. | |
384 | */ | |
52826846 NB |
385 | array.spare_disks=sparedisks; |
386 | array.failed_disks=missing_disks; | |
387 | array.nr_disks = array.working_disks + array.failed_disks; | |
682c7051 NB |
388 | array.layout = layout; |
389 | array.chunk_size = chunk*1024; | |
838acbc2 | 390 | array.major_version = st->ss->major; |
82d9eba6 | 391 | |
5dd497ee | 392 | if (!st->ss->init_super(st, &super, &array, size, name)) |
82d9eba6 | 393 | return 1; |
682c7051 | 394 | |
dcec9ee5 NB |
395 | if (bitmap_file && vers < 9003) { |
396 | major = BITMAP_MAJOR_HOSTENDIAN; | |
397 | #ifdef __BIG_ENDIAN | |
398 | fprintf(stderr, Name ": Warning - bitmaps created on this kernel are not portable\n" | |
399 | " between different architectured. Consider upgrading the Linux kernel.\n"); | |
400 | #endif | |
401 | } | |
402 | ||
55935d51 NB |
403 | if (bitmap_file && strcmp(bitmap_file, "internal")==0) { |
404 | if ((vers%100) < 2) { | |
405 | fprintf(stderr, Name ": internal bitmaps not supported by this kernel.\n"); | |
406 | return 1; | |
407 | } | |
34163fc7 | 408 | if (!st->ss->add_internal_bitmap(st, super, bitmap_chunk, delay, write_behind, |
f9c25f1d | 409 | bitmapsize, 1, major)) { |
55935d51 NB |
410 | fprintf(stderr, Name ": Given bitmap chunk size not supported.\n"); |
411 | return 1; | |
412 | } | |
413 | bitmap_file = NULL; | |
414 | } | |
415 | ||
416 | ||
417 | ||
82d9eba6 NB |
418 | if ((vers % 100) >= 1) { /* can use different versions */ |
419 | mdu_array_info_t inf; | |
420 | memset(&inf, 0, sizeof(inf)); | |
421 | inf.major_version = st->ss->major; | |
422 | inf.minor_version = st->minor_version; | |
423 | rv = ioctl(mdfd, SET_ARRAY_INFO, &inf); | |
424 | } else | |
425 | rv = ioctl(mdfd, SET_ARRAY_INFO, NULL); | |
426 | if (rv) { | |
52826846 NB |
427 | fprintf(stderr, Name ": SET_ARRAY_INFO failed for %s: %s\n", |
428 | mddev, strerror(errno)); | |
429 | return 1; | |
682c7051 | 430 | } |
52826846 | 431 | |
c82f047c NB |
432 | if (bitmap_file) { |
433 | int uuid[4]; | |
55935d51 NB |
434 | |
435 | if (bitmap_chunk == UnSet) | |
436 | bitmap_chunk = DEFAULT_BITMAP_CHUNK; | |
437 | ||
c82f047c | 438 | st->ss->uuid_from_super(uuid, super); |
dfd4d8ee | 439 | if (CreateBitmap(bitmap_file, force, (char*)uuid, bitmap_chunk, |
dcec9ee5 | 440 | delay, write_behind, |
f9c25f1d | 441 | bitmapsize, |
dcec9ee5 | 442 | major)) { |
c82f047c NB |
443 | return 1; |
444 | } | |
445 | bitmap_fd = open(bitmap_file, O_RDWR); | |
446 | if (bitmap_fd < 0) { | |
447 | fprintf(stderr, Name ": weird: %s cannot be openned\n", | |
dcec9ee5 | 448 | bitmap_file); |
c82f047c NB |
449 | return 1; |
450 | } | |
451 | if (ioctl(mdfd, SET_BITMAP_FILE, bitmap_fd) < 0) { | |
452 | fprintf(stderr, Name ": Cannot set bitmap file for %s: %s\n", | |
453 | mddev, strerror(errno)); | |
454 | return 1; | |
455 | } | |
456 | } | |
457 | ||
4b1ac34b NB |
458 | |
459 | ||
460 | for (pass=1; pass <=2 ; pass++) { | |
461 | mddev_dev_t moved_disk = NULL; /* the disk that was moved out of the insert point */ | |
462 | ||
463 | for (dnum=0, dv = devlist ; dv ; | |
464 | dv=(dv->next)?(dv->next):moved_disk, dnum++) { | |
465 | int fd; | |
466 | struct stat stb; | |
467 | mdu_disk_info_t disk; | |
468 | ||
469 | disk.number = dnum; | |
470 | if (dnum == insert_point) { | |
471 | moved_disk = dv; | |
52826846 | 472 | } |
4b1ac34b NB |
473 | disk.raid_disk = disk.number; |
474 | if (disk.raid_disk < raiddisks) | |
dfd4d8ee NB |
475 | disk.state = (1<<MD_DISK_ACTIVE) | |
476 | (1<<MD_DISK_SYNC); | |
4b1ac34b NB |
477 | else |
478 | disk.state = 0; | |
dfd4d8ee NB |
479 | if (dv->writemostly) |
480 | disk.state |= (1<<MD_DISK_WRITEMOSTLY); | |
481 | ||
4b1ac34b NB |
482 | if (dnum == insert_point || |
483 | strcasecmp(dv->devname, "missing")==0) { | |
484 | disk.major = 0; | |
485 | disk.minor = 0; | |
dfd4d8ee | 486 | disk.state = (1<<MD_DISK_FAULTY); |
4b1ac34b NB |
487 | } else { |
488 | fd = open(dv->devname, O_RDONLY|O_EXCL, 0); | |
489 | if (fd < 0) { | |
490 | fprintf(stderr, Name ": failed to open %s after earlier success - aborting\n", | |
491 | dv->devname); | |
492 | return 1; | |
493 | } | |
494 | fstat(fd, &stb); | |
495 | disk.major = major(stb.st_rdev); | |
496 | disk.minor = minor(stb.st_rdev); | |
497 | close(fd); | |
498 | } | |
499 | switch(pass){ | |
500 | case 1: | |
82d9eba6 | 501 | st->ss->add_to_super(super, &disk); |
4b1ac34b NB |
502 | break; |
503 | case 2: | |
eaac7dde | 504 | if (disk.state == 1) break; |
1bf4e2d9 | 505 | st->ss->write_init_super(st, super, &disk, dv->devname); |
4b1ac34b NB |
506 | |
507 | if (ioctl(mdfd, ADD_NEW_DISK, &disk)) { | |
508 | fprintf(stderr, Name ": ADD_NEW_DISK for %s failed: %s\n", | |
509 | dv->devname, strerror(errno)); | |
510 | free(super); | |
511 | return 1; | |
512 | } | |
513 | ||
514 | break; | |
515 | } | |
516 | if (dv == moved_disk && dnum != insert_point) break; | |
52826846 | 517 | } |
5e52ae9e | 518 | } |
4b1ac34b | 519 | free(super); |
5e52ae9e | 520 | |
682c7051 NB |
521 | /* param is not actually used */ |
522 | if (runstop == 1 || subdevs >= raiddisks) { | |
82b27616 | 523 | mdu_param_t param; |
682c7051 NB |
524 | if (ioctl(mdfd, RUN_ARRAY, ¶m)) { |
525 | fprintf(stderr, Name ": RUN_ARRAY failed: %s\n", | |
526 | strerror(errno)); | |
91f068bf | 527 | Manage_runstop(mddev, mdfd, -1, 0); |
682c7051 NB |
528 | return 1; |
529 | } | |
dab6685f NB |
530 | if (verbose >= 0) |
531 | fprintf(stderr, Name ": array %s started.\n", mddev); | |
682c7051 | 532 | } else { |
b83d95f3 | 533 | fprintf(stderr, Name ": not starting array - not enough devices.\n"); |
682c7051 NB |
534 | } |
535 | return 0; | |
64c4757e | 536 | } |