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cdddbdbc DW |
1 | /* |
2 | * mdadm - Intel(R) Matrix Storage Manager Support | |
3 | * | |
4 | * Copyright (C) 2002-2007 Intel Corporation | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms and conditions of the GNU General Public License, | |
8 | * version 2, as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along with | |
16 | * this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | */ | |
19 | ||
20 | #include "mdadm.h" | |
21 | #include <values.h> | |
22 | #include <scsi/sg.h> | |
23 | #include <ctype.h> | |
24 | ||
25 | /* MPB == Metadata Parameter Block */ | |
26 | #define MPB_SIGNATURE "Intel Raid ISM Cfg Sig. " | |
27 | #define MPB_SIG_LEN (strlen(MPB_SIGNATURE)) | |
28 | #define MPB_VERSION_RAID0 "1.0.00" | |
29 | #define MPB_VERSION_RAID1 "1.1.00" | |
30 | #define MPB_VERSION_RAID5 "1.2.02" | |
31 | #define MAX_SIGNATURE_LENGTH 32 | |
32 | #define MAX_RAID_SERIAL_LEN 16 | |
33 | ||
34 | /* Disk configuration info. */ | |
35 | #define IMSM_MAX_DEVICES 255 | |
36 | struct imsm_disk { | |
37 | __u8 serial[MAX_RAID_SERIAL_LEN];/* 0xD8 - 0xE7 ascii serial number */ | |
38 | __u32 total_blocks; /* 0xE8 - 0xEB total blocks */ | |
39 | __u32 scsi_id; /* 0xEC - 0xEF scsi ID */ | |
40 | __u32 status; /* 0xF0 - 0xF3 */ | |
41 | #define SPARE_DISK 0x01 /* Spare */ | |
42 | #define CONFIGURED_DISK 0x02 /* Member of some RaidDev */ | |
43 | #define FAILED_DISK 0x04 /* Permanent failure */ | |
44 | #define USABLE_DISK 0x08 /* Fully usable unless FAILED_DISK is set */ | |
45 | ||
46 | #define IMSM_DISK_FILLERS 5 | |
47 | __u32 filler[IMSM_DISK_FILLERS]; /* 0xF4 - 0x107 MPB_DISK_FILLERS for future expansion */ | |
48 | }; | |
49 | ||
50 | /* RAID map configuration infos. */ | |
51 | struct imsm_map { | |
52 | __u32 pba_of_lba0; /* start address of partition */ | |
53 | __u32 blocks_per_member;/* blocks per member */ | |
54 | __u32 num_data_stripes; /* number of data stripes */ | |
55 | __u16 blocks_per_strip; | |
56 | __u8 map_state; /* Normal, Uninitialized, Degraded, Failed */ | |
57 | #define IMSM_T_STATE_NORMAL 0 | |
58 | #define IMSM_T_STATE_UNINITIALIZED 1 | |
59 | #define IMSM_T_STATE_DEGRADED 2 /* FIXME: is this correct? */ | |
60 | #define IMSM_T_STATE_FAILED 3 /* FIXME: is this correct? */ | |
61 | __u8 raid_level; | |
62 | #define IMSM_T_RAID0 0 | |
63 | #define IMSM_T_RAID1 1 | |
64 | #define IMSM_T_RAID5 5 /* since metadata version 1.2.02 ? */ | |
65 | __u8 num_members; /* number of member disks */ | |
66 | __u8 reserved[3]; | |
67 | __u32 filler[7]; /* expansion area */ | |
68 | __u32 disk_ord_tbl[1]; /* disk_ord_tbl[num_members], | |
69 | top byte special */ | |
70 | } __attribute__ ((packed)); | |
71 | ||
72 | struct imsm_vol { | |
73 | __u32 reserved[2]; | |
74 | __u8 migr_state; /* Normal or Migrating */ | |
75 | __u8 migr_type; /* Initializing, Rebuilding, ... */ | |
76 | __u8 dirty; | |
77 | __u8 fill[1]; | |
78 | __u32 filler[5]; | |
79 | struct imsm_map map[1]; | |
80 | /* here comes another one if migr_state */ | |
81 | } __attribute__ ((packed)); | |
82 | ||
83 | struct imsm_dev { | |
84 | __u8 volume[MAX_RAID_SERIAL_LEN]; | |
85 | __u32 size_low; | |
86 | __u32 size_high; | |
87 | __u32 status; /* Persistent RaidDev status */ | |
88 | __u32 reserved_blocks; /* Reserved blocks at beginning of volume */ | |
89 | #define IMSM_DEV_FILLERS 12 | |
90 | __u32 filler[IMSM_DEV_FILLERS]; | |
91 | struct imsm_vol vol; | |
92 | } __attribute__ ((packed)); | |
93 | ||
94 | struct imsm_super { | |
95 | __u8 sig[MAX_SIGNATURE_LENGTH]; /* 0x00 - 0x1F */ | |
96 | __u32 check_sum; /* 0x20 - 0x23 MPB Checksum */ | |
97 | __u32 mpb_size; /* 0x24 - 0x27 Size of MPB */ | |
98 | __u32 family_num; /* 0x28 - 0x2B Checksum from first time this config was written */ | |
99 | __u32 generation_num; /* 0x2C - 0x2F Incremented each time this array's MPB is written */ | |
100 | __u32 reserved[2]; /* 0x30 - 0x37 */ | |
101 | __u8 num_disks; /* 0x38 Number of configured disks */ | |
102 | __u8 num_raid_devs; /* 0x39 Number of configured volumes */ | |
103 | __u8 fill[2]; /* 0x3A - 0x3B */ | |
104 | #define IMSM_FILLERS 39 | |
105 | __u32 filler[IMSM_FILLERS]; /* 0x3C - 0xD7 RAID_MPB_FILLERS */ | |
106 | struct imsm_disk disk[1]; /* 0xD8 diskTbl[numDisks] */ | |
107 | /* here comes imsm_dev[num_raid_devs] */ | |
108 | } __attribute__ ((packed)); | |
109 | ||
110 | #ifndef MDASSEMBLE | |
111 | static char *map_state_str[] = { "normal", "uninitialized", "degraded", "failed" }; | |
112 | #endif | |
113 | ||
114 | static unsigned long long mpb_sectors(struct imsm_super *mpb) | |
115 | { | |
116 | __u32 size = __le32_to_cpu(mpb->mpb_size); | |
117 | ||
118 | return ((size + (512-1)) & (~(512-1))) / 512; | |
119 | } | |
120 | ||
121 | /* internal representation of IMSM metadata */ | |
122 | struct intel_super { | |
123 | union { | |
124 | struct imsm_super *mpb; | |
125 | void *buf; | |
126 | }; | |
127 | struct dl { | |
128 | struct dl *next; | |
129 | int index; | |
130 | __u8 serial[MAX_RAID_SERIAL_LEN]; | |
131 | int major, minor; | |
132 | char *devname; | |
133 | int fd; | |
134 | } *disks; | |
135 | }; | |
136 | ||
137 | static struct supertype *match_metadata_desc_imsm(char *arg) | |
138 | { | |
139 | struct supertype *st; | |
140 | ||
141 | if (strcmp(arg, "imsm") != 0 && | |
142 | strcmp(arg, "default") != 0 | |
143 | ) | |
144 | return NULL; | |
145 | ||
146 | st = malloc(sizeof(*st)); | |
147 | st->ss = &super_imsm; | |
148 | st->max_devs = IMSM_MAX_DEVICES; | |
149 | st->minor_version = 0; | |
150 | st->sb = NULL; | |
151 | return st; | |
152 | } | |
153 | ||
154 | static struct supertype *match_metadata_desc_imsm_raid(char *arg) | |
155 | { | |
156 | struct supertype *st; | |
157 | ||
158 | if (strcmp(arg, "imsm/raid") != 0 && | |
159 | strcmp(arg, "raid") != 0 && | |
160 | strcmp(arg, "default") != 0 | |
161 | ) | |
162 | return NULL; | |
163 | ||
164 | st = malloc(sizeof(*st)); | |
165 | st->ss = &super_imsm_raid; | |
166 | st->max_devs = IMSM_MAX_DEVICES; | |
167 | st->minor_version = 0; | |
168 | st->sb = NULL; | |
169 | return st; | |
170 | } | |
171 | ||
172 | static __u8 *get_imsm_version(struct imsm_super *mpb) | |
173 | { | |
174 | return &mpb->sig[MPB_SIG_LEN]; | |
175 | } | |
176 | ||
177 | static struct imsm_disk *get_imsm_disk(struct imsm_super *mpb, __u8 index) | |
178 | { | |
179 | if (index > mpb->num_disks - 1) | |
180 | return NULL; | |
181 | return &mpb->disk[index]; | |
182 | } | |
183 | ||
184 | static __u32 gen_imsm_checksum(struct imsm_super *mpb) | |
185 | { | |
186 | __u32 end = mpb->mpb_size / sizeof(end); | |
187 | __u32 *p = (__u32 *) mpb; | |
188 | __u32 sum = 0; | |
189 | ||
190 | while (end--) | |
191 | sum += __le32_to_cpu(*p++); | |
192 | ||
193 | return sum - __le32_to_cpu(mpb->check_sum); | |
194 | } | |
195 | ||
196 | static size_t sizeof_imsm_dev(struct imsm_dev *dev) | |
197 | { | |
198 | size_t size = sizeof(*dev); | |
199 | ||
200 | /* each map has disk_ord_tbl[num_members - 1] additional space */ | |
201 | size += sizeof(__u32) * (dev->vol.map[0].num_members - 1); | |
202 | ||
203 | /* migrating means an additional map */ | |
204 | if (dev->vol.migr_state) { | |
205 | size += sizeof(struct imsm_map); | |
206 | size += sizeof(__u32) * (dev->vol.map[1].num_members - 1); | |
207 | } | |
208 | ||
209 | return size; | |
210 | } | |
211 | ||
212 | static struct imsm_dev *get_imsm_dev(struct imsm_super *mpb, __u8 index) | |
213 | { | |
214 | int offset; | |
215 | int i; | |
216 | void *_mpb = mpb; | |
217 | ||
218 | if (index > mpb->num_raid_devs - 1) | |
219 | return NULL; | |
220 | ||
221 | /* devices start after all disks */ | |
222 | offset = ((void *) &mpb->disk[mpb->num_disks]) - _mpb; | |
223 | ||
224 | for (i = 0; i <= index; i++) | |
225 | if (i == index) | |
226 | return _mpb + offset; | |
227 | else | |
228 | offset += sizeof_imsm_dev(_mpb + offset); | |
229 | ||
230 | return NULL; | |
231 | } | |
232 | ||
233 | static __u32 get_imsm_disk_idx(struct imsm_map *map, int slot) | |
234 | { | |
235 | __u32 *ord_tbl = &map->disk_ord_tbl[slot]; | |
236 | ||
237 | /* top byte is 'special' */ | |
238 | return __le32_to_cpu(*ord_tbl & ~(0xff << 24)); | |
239 | } | |
240 | ||
cdddbdbc DW |
241 | static int get_imsm_raid_level(struct imsm_map *map) |
242 | { | |
243 | if (map->raid_level == 1) { | |
244 | if (map->num_members == 2) | |
245 | return 1; | |
246 | else | |
247 | return 10; | |
248 | } | |
249 | ||
250 | return map->raid_level; | |
251 | } | |
252 | ||
4f5bc454 | 253 | #ifndef MDASSEMBLE |
cdddbdbc DW |
254 | static void print_imsm_dev(struct imsm_dev *dev, int index) |
255 | { | |
256 | __u64 sz; | |
257 | int slot; | |
258 | struct imsm_map *map = dev->vol.map; | |
259 | ||
260 | printf("\n"); | |
261 | printf("[%s]:\n", dev->volume); | |
262 | printf(" RAID Level : %d\n", get_imsm_raid_level(map)); | |
263 | printf(" Members : %d\n", map->num_members); | |
264 | for (slot = 0; slot < map->num_members; slot++) | |
265 | if (index == get_imsm_disk_idx(map, slot)) | |
266 | break; | |
267 | if (slot < map->num_members) | |
268 | printf(" This Slot : %d\n", slot); | |
269 | else | |
270 | printf(" This Slot : ?\n"); | |
271 | sz = __le32_to_cpu(dev->size_high); | |
272 | sz <<= 32; | |
273 | sz += __le32_to_cpu(dev->size_low); | |
274 | printf(" Array Size : %llu%s\n", (unsigned long long)sz, | |
275 | human_size(sz * 512)); | |
276 | sz = __le32_to_cpu(map->blocks_per_member); | |
277 | printf(" Per Dev Size : %llu%s\n", (unsigned long long)sz, | |
278 | human_size(sz * 512)); | |
279 | printf(" Sector Offset : %u\n", | |
280 | __le32_to_cpu(map->pba_of_lba0)); | |
281 | printf(" Num Stripes : %u\n", | |
282 | __le32_to_cpu(map->num_data_stripes)); | |
283 | printf(" Chunk Size : %u KiB\n", | |
284 | __le16_to_cpu(map->blocks_per_strip) / 2); | |
285 | printf(" Reserved : %d\n", __le32_to_cpu(dev->reserved_blocks)); | |
286 | printf(" Migrate State : %s\n", dev->vol.migr_state ? "migrating" : "idle"); | |
287 | printf(" Dirty State : %s\n", dev->vol.dirty ? "dirty" : "clean"); | |
288 | printf(" Map State : %s\n", map_state_str[map->map_state]); | |
289 | } | |
290 | ||
291 | static void print_imsm_disk(struct imsm_super *mpb, int index) | |
292 | { | |
293 | struct imsm_disk *disk = get_imsm_disk(mpb, index); | |
294 | char str[MAX_RAID_SERIAL_LEN]; | |
295 | __u32 s; | |
296 | __u64 sz; | |
297 | ||
298 | printf("\n"); | |
299 | snprintf(str, MAX_RAID_SERIAL_LEN, "%s", disk->serial); | |
300 | printf(" Disk%02d Serial : %s\n", index, str); | |
301 | s = __le32_to_cpu(disk->status); | |
302 | printf(" State :%s%s%s%s\n", s&SPARE_DISK ? " spare" : "", | |
303 | s&CONFIGURED_DISK ? " active" : "", | |
304 | s&FAILED_DISK ? " failed" : "", | |
305 | s&USABLE_DISK ? " usable" : ""); | |
306 | printf(" Id : %08x\n", __le32_to_cpu(disk->scsi_id)); | |
307 | sz = __le32_to_cpu(disk->total_blocks) - mpb_sectors(mpb); | |
308 | printf(" Usable Size : %llu%s\n", (unsigned long long)sz, | |
309 | human_size(sz * 512)); | |
310 | } | |
311 | ||
312 | static void examine_super_imsm(struct supertype *st, char *homehost) | |
313 | { | |
314 | struct intel_super *super = st->sb; | |
315 | struct imsm_super *mpb = super->mpb; | |
316 | char str[MAX_SIGNATURE_LENGTH]; | |
317 | int i; | |
318 | __u32 sum; | |
319 | ||
320 | snprintf(str, MPB_SIG_LEN, "%s", mpb->sig); | |
321 | printf(" Magic : %s\n", str); | |
322 | snprintf(str, strlen(MPB_VERSION_RAID0), "%s", get_imsm_version(mpb)); | |
323 | printf(" Version : %s\n", get_imsm_version(mpb)); | |
324 | printf(" Family : %08x\n", __le32_to_cpu(mpb->family_num)); | |
325 | printf(" Generation : %08x\n", __le32_to_cpu(mpb->generation_num)); | |
326 | sum = __le32_to_cpu(mpb->check_sum); | |
327 | printf(" Checksum : %08x %s\n", sum, | |
328 | gen_imsm_checksum(mpb) == sum ? "correct" : "incorrect"); | |
329 | printf(" Disks : %d\n", mpb->num_disks); | |
330 | printf(" RAID Devices : %d\n", mpb->num_raid_devs); | |
331 | print_imsm_disk(mpb, super->disks->index); | |
332 | for (i = 0; i < mpb->num_raid_devs; i++) | |
333 | print_imsm_dev(get_imsm_dev(mpb, i), super->disks->index); | |
334 | for (i = 0; i < mpb->num_disks; i++) { | |
335 | if (i == super->disks->index) | |
336 | continue; | |
337 | print_imsm_disk(mpb, i); | |
338 | } | |
339 | } | |
340 | ||
341 | static void brief_examine_super_imsm(struct supertype *st) | |
342 | { | |
343 | struct intel_super *super = st->sb; | |
344 | struct imsm_super *mpb = super->mpb; | |
345 | ||
346 | printf("ARRAY /dev/imsm family=%08x metadata=external:imsm\n", | |
347 | __le32_to_cpu(mpb->family_num)); | |
348 | } | |
349 | ||
350 | static void detail_super_imsm(struct supertype *st, char *homehost) | |
351 | { | |
352 | printf("%s\n", __FUNCTION__); | |
353 | } | |
354 | ||
355 | static void brief_detail_super_imsm(struct supertype *st) | |
356 | { | |
357 | printf("%s\n", __FUNCTION__); | |
358 | } | |
359 | #endif | |
360 | ||
361 | static int match_home_imsm(struct supertype *st, char *homehost) | |
362 | { | |
363 | printf("%s\n", __FUNCTION__); | |
364 | ||
365 | return 0; | |
366 | } | |
367 | ||
368 | static void uuid_from_super_imsm(struct supertype *st, int uuid[4]) | |
369 | { | |
370 | printf("%s\n", __FUNCTION__); | |
371 | } | |
372 | ||
4f5bc454 DW |
373 | static void |
374 | get_imsm_numerical_version(struct imsm_super *mpb, int *m, int *p) | |
cdddbdbc | 375 | { |
cdddbdbc DW |
376 | __u8 *v = get_imsm_version(mpb); |
377 | __u8 *end = mpb->sig + MAX_SIGNATURE_LENGTH; | |
378 | char major[] = { 0, 0, 0 }; | |
379 | char minor[] = { 0 ,0, 0 }; | |
380 | char patch[] = { 0, 0, 0 }; | |
381 | char *ver_parse[] = { major, minor, patch }; | |
382 | int i, j; | |
383 | ||
384 | i = j = 0; | |
385 | while (*v != '\0' && v < end) { | |
386 | if (*v != '.' && j < 2) | |
387 | ver_parse[i][j++] = *v; | |
388 | else { | |
389 | i++; | |
390 | j = 0; | |
391 | } | |
392 | v++; | |
393 | } | |
394 | ||
4f5bc454 DW |
395 | *m = strtol(minor, NULL, 0); |
396 | *p = strtol(patch, NULL, 0); | |
397 | } | |
398 | ||
399 | static void getinfo_super_imsm(struct supertype *st, struct mdinfo *info) | |
400 | { | |
401 | struct intel_super *super = st->sb; | |
402 | struct imsm_super *mpb = super->mpb; | |
403 | struct imsm_disk *disk; | |
404 | __u32 s; | |
405 | int i, j; | |
406 | ||
cdddbdbc | 407 | info->array.major_version = 2000; |
4f5bc454 DW |
408 | get_imsm_numerical_version(mpb, &info->array.minor_version, |
409 | &info->array.patch_version); | |
cdddbdbc DW |
410 | info->array.raid_disks = mpb->num_disks; |
411 | info->array.level = LEVEL_CONTAINER; | |
412 | info->array.layout = 0; | |
413 | info->array.md_minor = -1; | |
414 | info->array.ctime = __le32_to_cpu(mpb->generation_num); //?? | |
415 | info->array.utime = 0; | |
416 | info->array.chunk_size = 0; | |
417 | ||
418 | info->disk.major = 0; | |
419 | info->disk.minor = 0; | |
420 | info->disk.number = super->disks->index; | |
421 | info->disk.raid_disk = -1; | |
422 | /* is this disk a member of a raid device? */ | |
423 | for (i = 0; i < mpb->num_raid_devs; i++) { | |
424 | struct imsm_dev *dev = get_imsm_dev(mpb, i); | |
425 | struct imsm_map *map = dev->vol.map; | |
426 | ||
427 | for (j = 0; j < map->num_members; j++) { | |
428 | __u32 index = get_imsm_disk_idx(map, j); | |
429 | ||
430 | if (index == super->disks->index) { | |
431 | info->disk.raid_disk = super->disks->index; | |
432 | break; | |
433 | } | |
434 | } | |
435 | if (info->disk.raid_disk != -1) | |
436 | break; | |
437 | } | |
438 | disk = get_imsm_disk(mpb, super->disks->index); | |
439 | s = __le32_to_cpu(disk->status); | |
440 | info->disk.state = s & CONFIGURED_DISK ? (1 << MD_DISK_ACTIVE) : 0; | |
441 | info->disk.state |= s & FAILED_DISK ? (1 << MD_DISK_FAULTY) : 0; | |
442 | info->disk.state |= s & USABLE_DISK ? (1 << MD_DISK_SYNC) : 0; | |
443 | info->reshape_active = 0; | |
444 | } | |
445 | ||
446 | static void getinfo_super_imsm_raid(struct supertype *st, struct mdinfo *info) | |
447 | { | |
448 | printf("%s\n", __FUNCTION__); | |
449 | } | |
450 | ||
451 | static int update_super_imsm(struct supertype *st, struct mdinfo *info, | |
452 | char *update, char *devname, int verbose, | |
453 | int uuid_set, char *homehost) | |
454 | { | |
f352c545 DW |
455 | /* FIXME */ |
456 | ||
457 | /* For 'assemble' and 'force' we need to return non-zero if any | |
458 | * change was made. For others, the return value is ignored. | |
459 | * Update options are: | |
460 | * force-one : This device looks a bit old but needs to be included, | |
461 | * update age info appropriately. | |
462 | * assemble: clear any 'faulty' flag to allow this device to | |
463 | * be assembled. | |
464 | * force-array: Array is degraded but being forced, mark it clean | |
465 | * if that will be needed to assemble it. | |
466 | * | |
467 | * newdev: not used ???? | |
468 | * grow: Array has gained a new device - this is currently for | |
469 | * linear only | |
470 | * resync: mark as dirty so a resync will happen. | |
471 | * name: update the name - preserving the homehost | |
472 | * | |
473 | * Following are not relevant for this imsm: | |
474 | * sparc2.2 : update from old dodgey metadata | |
475 | * super-minor: change the preferred_minor number | |
476 | * summaries: update redundant counters. | |
477 | * uuid: Change the uuid of the array to match watch is given | |
478 | * homehost: update the recorded homehost | |
479 | * _reshape_progress: record new reshape_progress position. | |
480 | */ | |
481 | int rv = 0; | |
482 | //struct intel_super *super = st->sb; | |
483 | //struct imsm_super *mpb = super->mpb; | |
484 | ||
485 | if (strcmp(update, "grow") == 0) { | |
486 | } | |
487 | if (strcmp(update, "resync") == 0) { | |
488 | /* dev->vol.dirty = 1; */ | |
489 | } | |
490 | ||
491 | /* IMSM has no concept of UUID or homehost */ | |
492 | ||
493 | return rv; | |
cdddbdbc DW |
494 | } |
495 | ||
496 | static __u64 avail_size_imsm(struct supertype *st, __u64 size) | |
497 | { | |
498 | printf("%s\n", __FUNCTION__); | |
499 | ||
500 | return 0; | |
501 | } | |
502 | ||
503 | static int compare_super_imsm(struct supertype *st, struct supertype *tst) | |
504 | { | |
505 | /* | |
506 | * return: | |
507 | * 0 same, or first was empty, and second was copied | |
508 | * 1 second had wrong number | |
509 | * 2 wrong uuid | |
510 | * 3 wrong other info | |
511 | */ | |
512 | struct intel_super *first = st->sb; | |
513 | struct intel_super *sec = tst->sb; | |
514 | ||
515 | if (!first) { | |
516 | st->sb = tst->sb; | |
517 | tst->sb = NULL; | |
518 | return 0; | |
519 | } | |
520 | ||
521 | if (memcmp(first->mpb->sig, sec->mpb->sig, MAX_SIGNATURE_LENGTH) != 0) | |
522 | return 3; | |
523 | if (first->mpb->family_num != sec->mpb->family_num) | |
524 | return 3; | |
525 | if (first->mpb->mpb_size != sec->mpb->mpb_size) | |
526 | return 3; | |
527 | if (first->mpb->check_sum != sec->mpb->check_sum) | |
528 | return 3; | |
529 | ||
530 | return 0; | |
531 | } | |
532 | ||
533 | extern int scsi_get_serial(int fd, void *buf, size_t buf_len); | |
534 | ||
535 | static int imsm_read_serial(int fd, char *devname, | |
536 | __u8 serial[MAX_RAID_SERIAL_LEN]) | |
537 | { | |
538 | unsigned char scsi_serial[255]; | |
539 | struct stat stb; | |
540 | int sg_fd; | |
541 | int minor; | |
542 | char sg_path[20]; | |
543 | int rv; | |
544 | int rsp_len; | |
545 | int i, cnt; | |
546 | ||
547 | memset(scsi_serial, 0, sizeof(scsi_serial)); | |
548 | fstat(fd, &stb); | |
549 | minor = minor(stb.st_rdev); | |
550 | minor /= 16; | |
551 | ||
552 | sprintf(sg_path, "/dev/sg%d", minor); | |
553 | sg_fd = open(sg_path, O_RDONLY); | |
554 | if (sg_fd < 0) { | |
555 | if (devname) | |
556 | fprintf(stderr, | |
557 | Name ": Failed to open %s for %s: %s\n", | |
558 | sg_path, devname, strerror(errno)); | |
559 | return 1; | |
560 | } | |
561 | ||
562 | rv = scsi_get_serial(sg_fd, scsi_serial, sizeof(scsi_serial)); | |
563 | close(sg_fd); | |
564 | ||
565 | if (rv != 0) { | |
566 | if (devname) | |
567 | fprintf(stderr, | |
568 | Name ": Failed to retrieve serial for %s\n", | |
569 | devname); | |
570 | return rv; | |
571 | } | |
572 | ||
573 | rsp_len = scsi_serial[3]; | |
574 | for (i = 0, cnt = 0; i < rsp_len; i++) { | |
575 | if (!isspace(scsi_serial[4 + i])) | |
576 | serial[cnt++] = scsi_serial[4 + i]; | |
577 | if (cnt == MAX_RAID_SERIAL_LEN) | |
578 | break; | |
579 | } | |
580 | ||
581 | serial[MAX_RAID_SERIAL_LEN - 1] = '\0'; | |
582 | ||
583 | return 0; | |
584 | } | |
585 | ||
586 | static int | |
587 | load_imsm_disk(int fd, struct intel_super *super, char *devname, int keep_fd) | |
588 | { | |
589 | struct imsm_super *mpb = super->mpb; | |
590 | struct dl *dl; | |
591 | struct stat stb; | |
592 | struct imsm_disk *disk; | |
593 | int rv; | |
594 | int i; | |
595 | ||
596 | dl = malloc(sizeof(*dl)); | |
597 | if (!dl) { | |
598 | if (devname) | |
599 | fprintf(stderr, | |
600 | Name ": failed to allocate disk buffer for %s\n", | |
601 | devname); | |
602 | return 2; | |
603 | } | |
604 | memset(dl, 0, sizeof(*dl)); | |
605 | ||
606 | fstat(fd, &stb); | |
607 | dl->major = major(stb.st_rdev); | |
608 | dl->minor = minor(stb.st_rdev); | |
609 | dl->next = super->disks; | |
610 | dl->fd = keep_fd ? fd : -1; | |
611 | dl->devname = devname ? strdup(devname) : NULL; | |
612 | dl->index = -1; | |
613 | super->disks = dl; | |
614 | rv = imsm_read_serial(fd, devname, dl->serial); | |
615 | ||
616 | if (rv != 0) | |
617 | return 2; | |
618 | ||
619 | /* look up this disk's index */ | |
620 | for (i = 0; i < mpb->num_disks; i++) { | |
621 | disk = get_imsm_disk(mpb, i); | |
622 | ||
623 | if (memcmp(disk->serial, dl->serial, MAX_RAID_SERIAL_LEN) == 0) | |
624 | break; | |
625 | } | |
626 | ||
627 | if (i > mpb->num_disks) | |
628 | return 2; | |
629 | ||
630 | dl->index = i; | |
631 | ||
632 | return 0; | |
633 | } | |
634 | ||
635 | /* load_imsm_mpb - read matrix metadata | |
636 | * allocates super->mpb to be freed by free_super | |
637 | */ | |
638 | static int load_imsm_mpb(int fd, struct intel_super *super, char *devname) | |
639 | { | |
640 | unsigned long long dsize; | |
641 | size_t len, mpb_size; | |
642 | unsigned long long sectors; | |
643 | struct stat; | |
644 | struct imsm_super anchor; | |
645 | __u32 check_sum; | |
646 | ||
647 | memset(super, 0, sizeof(*super)); | |
648 | get_dev_size(fd, NULL, &dsize); | |
649 | ||
650 | if (lseek64(fd, dsize - (512 * 2), SEEK_SET) < 0) { | |
651 | if (devname) | |
652 | fprintf(stderr, | |
653 | Name ": Cannot seek to anchor block on %s: %s\n", | |
654 | devname, strerror(errno)); | |
655 | return 1; | |
656 | } | |
657 | ||
658 | len = sizeof(anchor); | |
659 | if (read(fd, &anchor, len) != len) { | |
660 | if (devname) | |
661 | fprintf(stderr, | |
662 | Name ": Cannot read anchor block on %s: %s\n", | |
663 | devname, strerror(errno)); | |
664 | return 1; | |
665 | } | |
666 | ||
667 | if (strncmp((char *) anchor.sig, MPB_SIGNATURE, MPB_SIG_LEN) != 0) { | |
668 | if (devname) | |
669 | fprintf(stderr, | |
670 | Name ": no IMSM anchor on %s\n", devname); | |
671 | return 2; | |
672 | } | |
673 | ||
674 | mpb_size = __le32_to_cpu(anchor.mpb_size); | |
675 | super->mpb = malloc(mpb_size < 512 ? 512 : mpb_size); | |
676 | if (!super->mpb) { | |
677 | if (devname) | |
678 | fprintf(stderr, | |
679 | Name ": unable to allocate %zu byte mpb buffer\n", | |
680 | mpb_size); | |
681 | return 2; | |
682 | } | |
683 | memcpy(super->buf, &anchor, sizeof(anchor)); | |
684 | ||
685 | /* read the rest of the first block */ | |
686 | len = 512 - sizeof(anchor); | |
687 | if (read(fd, super->buf + sizeof(anchor), len) != len) { | |
688 | if (devname) | |
689 | fprintf(stderr, | |
690 | Name ": Cannot read anchor remainder on %s: %s\n", | |
691 | devname, strerror(errno)); | |
692 | return 2; | |
693 | } | |
694 | ||
695 | sectors = mpb_sectors(&anchor) - 1; | |
696 | if (!sectors) | |
697 | return load_imsm_disk(fd, super, devname, 0); | |
698 | ||
699 | /* read the extended mpb */ | |
700 | if (lseek64(fd, dsize - (512 * (2 + sectors)), SEEK_SET) < 0) { | |
701 | if (devname) | |
702 | fprintf(stderr, | |
703 | Name ": Cannot seek to extended mpb on %s: %s\n", | |
704 | devname, strerror(errno)); | |
705 | return 1; | |
706 | } | |
707 | ||
708 | len = mpb_size - 512; | |
709 | if (read(fd, super->buf + 512, len) != len) { | |
710 | if (devname) | |
711 | fprintf(stderr, | |
712 | Name ": Cannot read extended mpb on %s: %s\n", | |
713 | devname, strerror(errno)); | |
714 | return 2; | |
715 | } | |
716 | ||
717 | check_sum = gen_imsm_checksum(super->mpb); | |
718 | if (check_sum != __le32_to_cpu(super->mpb->check_sum)) { | |
719 | if (devname) | |
720 | fprintf(stderr, | |
721 | Name ": IMSM checksum %x != %x on %s\n", | |
722 | check_sum, __le32_to_cpu(super->mpb->check_sum), | |
723 | devname); | |
724 | return 2; | |
725 | } | |
726 | ||
727 | return load_imsm_disk(fd, super, devname, 0); | |
728 | } | |
729 | ||
730 | struct superswitch super_imsm_container; | |
731 | ||
732 | static void free_imsm_disks(struct intel_super *super) | |
733 | { | |
734 | while (super->disks) { | |
735 | struct dl *d = super->disks; | |
736 | ||
737 | super->disks = d->next; | |
738 | if (d->fd >= 0) | |
739 | close(d->fd); | |
740 | if (d->devname) | |
741 | free(d->devname); | |
742 | free(d); | |
743 | } | |
744 | } | |
745 | ||
746 | static void free_imsm(struct intel_super *super) | |
747 | { | |
748 | if (super->mpb) | |
749 | free(super->mpb); | |
750 | free_imsm_disks(super); | |
751 | free(super); | |
752 | } | |
753 | ||
754 | ||
755 | static void free_super_imsm(struct supertype *st) | |
756 | { | |
757 | struct intel_super *super = st->sb; | |
758 | ||
759 | if (!super) | |
760 | return; | |
761 | ||
762 | free_imsm(super); | |
763 | st->sb = NULL; | |
764 | } | |
765 | ||
766 | #ifndef MDASSEMBLE | |
767 | static int load_super_imsm_all(struct supertype *st, int fd, void **sbp, | |
768 | char *devname, int keep_fd) | |
769 | { | |
770 | struct mdinfo *sra; | |
771 | struct intel_super *super; | |
772 | struct mdinfo *sd, *best = NULL; | |
773 | __u32 bestgen = 0; | |
774 | __u32 gen; | |
775 | char nm[20]; | |
776 | int dfd; | |
777 | int rv; | |
778 | ||
779 | /* check if this disk is a member of an active array */ | |
780 | sra = sysfs_read(fd, 0, GET_LEVEL|GET_VERSION|GET_DEVS|GET_STATE); | |
781 | if (!sra) | |
782 | return 1; | |
783 | ||
784 | if (sra->array.major_version != -1 || | |
785 | sra->array.minor_version != -2 || | |
786 | strcmp(sra->text_version, "imsm") != 0) | |
787 | return 1; | |
788 | ||
789 | super = malloc(sizeof(*super)); | |
790 | if (!super) | |
791 | return 1; | |
792 | ||
793 | /* find the most up to date disk in this array */ | |
794 | for (sd = sra->devs; sd; sd = sd->next) { | |
795 | sprintf(nm, "%d:%d", sd->disk.major, sd->disk.minor); | |
796 | dfd = dev_open(nm, keep_fd ? O_RDWR : O_RDONLY); | |
797 | if (!dfd) { | |
798 | free_imsm(super); | |
799 | return 2; | |
800 | } | |
801 | rv = load_imsm_mpb(dfd, super, NULL); | |
802 | if (!keep_fd) | |
803 | close(dfd); | |
804 | if (rv == 0) { | |
805 | gen = __le32_to_cpu(super->mpb->generation_num); | |
806 | if (!best || gen > bestgen) { | |
807 | bestgen = gen; | |
808 | best = sd; | |
809 | } | |
810 | } else { | |
811 | free_imsm(super); | |
812 | return 2; | |
813 | } | |
814 | } | |
815 | ||
816 | if (!best) { | |
817 | free_imsm(super); | |
818 | return 1; | |
819 | } | |
820 | ||
821 | /* load the most up to date anchor */ | |
822 | sprintf(nm, "%d:%d", best->disk.major, best->disk.minor); | |
823 | dfd = dev_open(nm, O_RDONLY); | |
824 | if (!dfd) { | |
825 | free_imsm(super); | |
826 | return 1; | |
827 | } | |
828 | rv = load_imsm_mpb(dfd, super, NULL); | |
829 | close(dfd); | |
830 | if (rv != 0) { | |
831 | free_imsm(super); | |
832 | return 2; | |
833 | } | |
834 | ||
835 | /* reset the disk list */ | |
836 | free_imsm_disks(super); | |
837 | ||
838 | /* populate disk list */ | |
839 | for (sd = sra->devs ; sd ; sd = sd->next) { | |
840 | sprintf(nm, "%d:%d", sd->disk.major, sd->disk.minor); | |
841 | dfd = dev_open(nm, keep_fd? O_RDWR : O_RDONLY); | |
842 | if (!dfd) { | |
843 | free_imsm(super); | |
844 | return 2; | |
845 | } | |
846 | load_imsm_disk(dfd, super, NULL, keep_fd); | |
847 | if (!keep_fd) | |
848 | close(dfd); | |
849 | } | |
850 | ||
851 | *sbp = super; | |
852 | if (st->ss == NULL) { | |
853 | st->ss = &super_imsm_container; | |
854 | st->minor_version = 0; | |
855 | st->max_devs = IMSM_MAX_DEVICES; | |
856 | } | |
857 | ||
858 | return 0; | |
859 | } | |
860 | #endif | |
861 | ||
862 | static int load_super_imsm(struct supertype *st, int fd, char *devname) | |
863 | { | |
864 | struct intel_super *super; | |
865 | int rv; | |
866 | ||
867 | #ifndef MDASSEMBLE | |
868 | if (load_super_imsm_all(st, fd, &st->sb, devname, 0) == 0) | |
869 | return 0; | |
870 | #endif | |
871 | ||
872 | super = malloc(sizeof(*super)); | |
873 | if (!super) { | |
874 | fprintf(stderr, | |
875 | Name ": malloc of %zu failed.\n", | |
876 | sizeof(*super)); | |
877 | return 1; | |
878 | } | |
879 | ||
880 | rv = load_imsm_mpb(fd, super, devname); | |
881 | ||
882 | if (rv) { | |
883 | if (devname) | |
884 | fprintf(stderr, | |
885 | Name ": Failed to load all information " | |
886 | "sections on %s\n", devname); | |
887 | free_imsm(super); | |
888 | return rv; | |
889 | } | |
890 | ||
891 | st->sb = super; | |
892 | if (st->ss == NULL) { | |
893 | st->ss = &super_imsm; | |
894 | st->minor_version = 0; | |
895 | st->max_devs = IMSM_MAX_DEVICES; | |
896 | } | |
897 | ||
898 | return 0; | |
899 | } | |
900 | ||
901 | static int init_zero_imsm(struct supertype *st, mdu_array_info_t *info, | |
902 | unsigned long long size, char *name, | |
903 | char *homehost, int *uuid) | |
904 | { | |
905 | printf("%s\n", __FUNCTION__); | |
906 | ||
907 | return 0; | |
908 | } | |
909 | ||
910 | static int init_super_imsm(struct supertype *st, mdu_array_info_t *info, | |
911 | unsigned long long size, char *name, | |
912 | char *homehost, int *uuid) | |
913 | { | |
914 | printf("%s\n", __FUNCTION__); | |
915 | ||
916 | return 0; | |
917 | } | |
918 | ||
919 | static int init_super_imsm_raid(struct supertype *st, mdu_array_info_t *info, | |
920 | unsigned long long size, char *name, | |
921 | char *homehost, int *uuid) | |
922 | { | |
923 | printf("%s\n", __FUNCTION__); | |
924 | ||
925 | return 0; | |
926 | } | |
927 | ||
928 | static void add_to_super_imsm(struct supertype *st, mdu_disk_info_t *dinfo, | |
929 | int fd, char *devname) | |
930 | { | |
931 | printf("%s\n", __FUNCTION__); | |
932 | } | |
933 | ||
934 | static void add_to_super_imsm_raid(struct supertype *st, mdu_disk_info_t *dinfo, | |
935 | int fd, char *devname) | |
936 | { | |
937 | printf("%s\n", __FUNCTION__); | |
938 | } | |
939 | ||
940 | static int write_init_super_imsm(struct supertype *st) | |
941 | { | |
942 | printf("%s\n", __FUNCTION__); | |
943 | ||
944 | return 0; | |
945 | } | |
946 | ||
947 | static int store_zero_imsm(struct supertype *st, int fd) | |
948 | { | |
949 | printf("%s\n", __FUNCTION__); | |
950 | ||
951 | return 0; | |
952 | } | |
953 | ||
f352c545 | 954 | static void getinfo_super_n_imsm_container(struct supertype *st, struct mdinfo *info) |
cdddbdbc | 955 | { |
f352c545 DW |
956 | /* just need offset and size... |
957 | * of the metadata?? | |
958 | */ | |
959 | struct intel_super *super = st->sb; | |
960 | struct imsm_super *mpb = super->mpb; | |
961 | struct imsm_disk *disk = get_imsm_disk(mpb, info->disk.number); | |
962 | int sect = mpb_sectors(mpb); | |
963 | ||
964 | info->data_offset = __le32_to_cpu(disk->total_blocks) - (2 + sect - 1); | |
965 | info->component_size = sect; | |
cdddbdbc DW |
966 | } |
967 | ||
968 | static void getinfo_super_n_raid(struct supertype *st, struct mdinfo *info) | |
969 | { | |
970 | printf("%s\n", __FUNCTION__); | |
971 | } | |
972 | ||
973 | static int validate_geometry_imsm(struct supertype *st, int level, int layout, | |
974 | int raiddisks, int chunk, unsigned long long size, | |
975 | char *subdev, unsigned long long *freesize) | |
976 | { | |
977 | printf("%s\n", __FUNCTION__); | |
978 | ||
979 | return 0; | |
980 | } | |
981 | ||
982 | static int validate_geometry_imsm_container(struct supertype *st, int level, | |
983 | int layout, int raiddisks, int chunk, | |
984 | unsigned long long size, char *subdev, | |
985 | unsigned long long *freesize) | |
986 | { | |
987 | printf("%s\n", __FUNCTION__); | |
988 | ||
989 | return 0; | |
990 | } | |
991 | ||
992 | static int validate_geometry_imsm_raid(struct supertype *st, int level, | |
993 | int layout, int raiddisks, int chunk, | |
994 | unsigned long long size, char *subdev, | |
995 | unsigned long long *freesize) | |
996 | { | |
997 | printf("%s\n", __FUNCTION__); | |
998 | ||
999 | return 0; | |
1000 | } | |
1001 | ||
cdddbdbc DW |
1002 | static struct mdinfo *container_content_imsm(struct supertype *st) |
1003 | { | |
4f5bc454 DW |
1004 | /* Given a container loaded by load_super_imsm_all, |
1005 | * extract information about all the arrays into | |
1006 | * an mdinfo tree. | |
1007 | * | |
1008 | * For each imsm_dev create an mdinfo, fill it in, | |
1009 | * then look for matching devices in super->disks | |
1010 | * and create appropriate device mdinfo. | |
1011 | */ | |
1012 | struct intel_super *super = st->sb; | |
1013 | struct imsm_super *mpb = super->mpb; | |
1014 | struct mdinfo *rest = NULL; | |
1015 | int i; | |
cdddbdbc | 1016 | |
4f5bc454 DW |
1017 | for (i = 0; i < mpb->num_raid_devs; i++) { |
1018 | struct imsm_dev *dev = get_imsm_dev(mpb, i); | |
1019 | struct imsm_vol *vol = &dev->vol; | |
1020 | struct imsm_map *map = vol->map; | |
1021 | struct mdinfo *this; | |
1022 | __u64 sz; | |
1023 | int slot; | |
1024 | ||
1025 | this = malloc(sizeof(*this)); | |
1026 | memset(this, 0, sizeof(*this)); | |
1027 | this->next = rest; | |
1028 | rest = this; | |
1029 | ||
1030 | this->array.major_version = 2000; | |
1031 | get_imsm_numerical_version(mpb, &this->array.minor_version, | |
1032 | &this->array.patch_version); | |
1033 | this->array.level = get_imsm_raid_level(map); | |
1034 | this->array.raid_disks = map->num_members; | |
1035 | switch(this->array.level) { | |
1036 | case 0: | |
1037 | case 1: | |
1038 | this->array.layout = 0; | |
1039 | break; | |
1040 | case 5: | |
1041 | case 6: | |
1042 | this->array.layout = ALGORITHM_LEFT_SYMMETRIC; | |
1043 | break; | |
1044 | case 10: | |
1045 | this->array.layout = 0x102; //FIXME is this correct? | |
1046 | break; | |
1047 | default: | |
1048 | this->array.layout = -1; // FIXME | |
1049 | } | |
1050 | this->array.md_minor = -1; | |
1051 | this->array.ctime = 0; | |
1052 | this->array.utime = 0; | |
1053 | this->array.chunk_size = __le16_to_cpu(map->blocks_per_strip) << 9; | |
1054 | this->array.state = !vol->dirty; | |
1055 | this->container_member = i; | |
0fd5c350 DW |
1056 | if (map->map_state == IMSM_T_STATE_UNINITIALIZED || dev->vol.dirty) |
1057 | this->resync_start = 0; | |
1058 | else | |
1059 | this->resync_start = ~0ULL; | |
1060 | ||
4f5bc454 DW |
1061 | strncpy(this->name, (char *) dev->volume, MAX_RAID_SERIAL_LEN); |
1062 | this->name[MAX_RAID_SERIAL_LEN] = 0; | |
1063 | ||
1064 | memset(this->uuid, 0, sizeof(this->uuid)); | |
1065 | ||
1066 | sz = __le32_to_cpu(dev->size_high); | |
1067 | sz <<= 32; | |
1068 | sz += __le32_to_cpu(dev->size_low); | |
1069 | this->component_size = sz; | |
1070 | this->array.size = this->component_size / 2; | |
1071 | ||
1072 | for (slot = 0 ; slot < map->num_members; slot++) { | |
1073 | struct imsm_disk *disk; | |
1074 | struct mdinfo *info_d; | |
1075 | struct dl *d; | |
1076 | int idx; | |
1077 | __u32 s; | |
1078 | ||
1079 | idx = __le32_to_cpu(map->disk_ord_tbl[slot] & ~(0xff << 24)); | |
1080 | for (d = super->disks; d ; d = d->next) | |
1081 | if (d->index == idx) | |
1082 | break; | |
1083 | ||
1084 | if (d == NULL) | |
1085 | break; /* shouldn't this be continue ?? */ | |
1086 | ||
1087 | info_d = malloc(sizeof(*info_d)); | |
1088 | if (!info_d) | |
1089 | break; /* ditto ?? */ | |
1090 | memset(info_d, 0, sizeof(*info_d)); | |
1091 | info_d->next = this->devs; | |
1092 | this->devs = info_d; | |
1093 | ||
1094 | disk = get_imsm_disk(mpb, idx); | |
1095 | s = __le32_to_cpu(disk->status); | |
1096 | ||
1097 | info_d->disk.number = d->index; | |
1098 | info_d->disk.major = d->major; | |
1099 | info_d->disk.minor = d->minor; | |
1100 | info_d->disk.raid_disk = slot; | |
1101 | info_d->disk.state = s & CONFIGURED_DISK ? (1 << MD_DISK_ACTIVE) : 0; | |
1102 | info_d->disk.state |= s & FAILED_DISK ? (1 << MD_DISK_FAULTY) : 0; | |
1103 | info_d->disk.state |= s & USABLE_DISK ? (1 << MD_DISK_SYNC) : 0; | |
1104 | ||
1105 | this->array.working_disks++; | |
1106 | ||
1107 | info_d->events = __le32_to_cpu(mpb->generation_num); | |
1108 | info_d->data_offset = __le32_to_cpu(map->pba_of_lba0); | |
1109 | info_d->component_size = __le32_to_cpu(map->blocks_per_member); | |
1110 | if (d->devname) | |
1111 | strcpy(info_d->name, d->devname); | |
1112 | } | |
1113 | } | |
1114 | ||
1115 | return rest; | |
cdddbdbc DW |
1116 | } |
1117 | ||
1118 | struct superswitch super_imsm = { | |
1119 | #ifndef MDASSEMBLE | |
1120 | .examine_super = examine_super_imsm, | |
1121 | .brief_examine_super = brief_examine_super_imsm, | |
1122 | .detail_super = detail_super_imsm, | |
1123 | .brief_detail_super = brief_detail_super_imsm, | |
1124 | #endif | |
1125 | .match_home = match_home_imsm, | |
1126 | .uuid_from_super= uuid_from_super_imsm, | |
1127 | .getinfo_super = getinfo_super_imsm, | |
1128 | .update_super = update_super_imsm, | |
1129 | ||
1130 | .avail_size = avail_size_imsm, | |
1131 | ||
1132 | .compare_super = compare_super_imsm, | |
1133 | ||
1134 | .load_super = load_super_imsm, | |
1135 | .init_super = init_zero_imsm, | |
1136 | .store_super = store_zero_imsm, | |
1137 | .free_super = free_super_imsm, | |
1138 | .match_metadata_desc = match_metadata_desc_imsm, | |
f352c545 | 1139 | .getinfo_super_n = getinfo_super_n_imsm_container, |
cdddbdbc DW |
1140 | |
1141 | .validate_geometry = validate_geometry_imsm, | |
1142 | .major = 2000, | |
1143 | .swapuuid = 0, | |
1144 | .external = 1, | |
1145 | .text_version = "imsm", | |
1146 | }; | |
1147 | ||
1148 | /* super_imsm_container is set by validate_geometry_imsm when given a | |
1149 | * device that is not part of any array | |
1150 | */ | |
1151 | struct superswitch super_imsm_container = { | |
1152 | ||
1153 | .validate_geometry = validate_geometry_imsm_container, | |
1154 | .init_super = init_super_imsm, | |
1155 | .add_to_super = add_to_super_imsm, | |
1156 | .write_init_super = write_init_super_imsm, | |
1157 | .getinfo_super = getinfo_super_imsm, | |
f352c545 | 1158 | .getinfo_super_n = getinfo_super_n_imsm_container, |
cdddbdbc DW |
1159 | .load_super = load_super_imsm, |
1160 | ||
1161 | #ifndef MDASSEMBLE | |
1162 | .examine_super = examine_super_imsm, | |
1163 | .brief_examine_super = brief_examine_super_imsm, | |
1164 | .detail_super = detail_super_imsm, | |
1165 | .brief_detail_super = brief_detail_super_imsm, | |
1166 | #endif | |
1167 | ||
1168 | .free_super = free_super_imsm, | |
1169 | ||
1170 | .container_content = container_content_imsm, | |
1171 | ||
1172 | .major = 2000, | |
1173 | .swapuuid = 0, | |
1174 | .external = 1, | |
1175 | .text_version = "imsm", | |
1176 | }; | |
1177 | ||
1178 | struct superswitch super_imsm_raid = { | |
1179 | .update_super = update_super_imsm, | |
1180 | .init_super = init_super_imsm_raid, | |
1181 | .add_to_super = add_to_super_imsm_raid, | |
1182 | .getinfo_super = getinfo_super_imsm_raid, | |
1183 | .getinfo_super_n = getinfo_super_n_raid, | |
1184 | .write_init_super = write_init_super_imsm, | |
1185 | ||
1186 | .load_super = load_super_imsm, | |
1187 | .free_super = free_super_imsm, | |
1188 | .match_metadata_desc = match_metadata_desc_imsm_raid, | |
1189 | ||
1190 | ||
1191 | .validate_geometry = validate_geometry_imsm_raid, | |
1192 | .major = 2001, | |
1193 | .swapuuid = 0, | |
1194 | .external = 2, | |
1195 | .text_version = "imsm", | |
1196 | }; |