1/*-
2 * Copyright (c) 2011 Alexander Motin <mav@FreeBSD.org>
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
| 1/*-
2 * Copyright (c) 2011 Alexander Motin <mav@FreeBSD.org>
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
|
28__FBSDID("$FreeBSD: head/sys/geom/raid/md_nvidia.c 220209 2011-03-31 16:14:35Z mav $");
| 28__FBSDID("$FreeBSD: head/sys/geom/raid/md_nvidia.c 220210 2011-03-31 16:19:53Z mav $");
|
29
30#include <sys/param.h>
31#include <sys/bio.h>
32#include <sys/endian.h>
33#include <sys/kernel.h>
34#include <sys/kobj.h>
35#include <sys/limits.h>
36#include <sys/lock.h>
37#include <sys/malloc.h>
38#include <sys/mutex.h>
39#include <sys/systm.h>
40#include <sys/taskqueue.h>
41#include <geom/geom.h>
42#include "geom/raid/g_raid.h"
43#include "g_raid_md_if.h"
44
45static MALLOC_DEFINE(M_MD_NVIDIA, "md_nvidia_data", "GEOM_RAID NVIDIA metadata");
46
47struct nvidia_raid_conf {
48 uint8_t nvidia_id[8];
49#define NVIDIA_MAGIC "NVIDIA "
50
51 uint32_t config_size;
52 uint32_t checksum;
53 uint16_t version;
54 uint8_t disk_number;
55 uint8_t dummy_0;
56 uint32_t total_sectors;
57 uint32_t sector_size;
58 uint8_t name[16];
59 uint8_t revision[4];
60 uint32_t disk_status;
61
62 uint32_t magic_0;
63#define NVIDIA_MAGIC0 0x00640044
64
65 uint64_t volume_id[2];
66 uint8_t state;
67#define NVIDIA_S_IDLE 0
68#define NVIDIA_S_INIT 2
69#define NVIDIA_S_REBUILD 3
70#define NVIDIA_S_UPGRADE 4
71#define NVIDIA_S_SYNC 5
72 uint8_t array_width;
73 uint8_t total_disks;
74 uint8_t orig_array_width;
75 uint16_t type;
76#define NVIDIA_T_RAID0 0x0080
77#define NVIDIA_T_RAID1 0x0081
78#define NVIDIA_T_RAID3 0x0083
79#define NVIDIA_T_RAID5 0x0085 /* RLQ = 00/02? */
80#define NVIDIA_T_RAID5_SYM 0x0095 /* RLQ = 03 */
81#define NVIDIA_T_RAID10 0x008a
82#define NVIDIA_T_RAID01 0x8180
83#define NVIDIA_T_CONCAT 0x00ff
84
85 uint16_t dummy_3;
86 uint32_t strip_sectors;
87 uint32_t strip_bytes;
88 uint32_t strip_shift;
89 uint32_t strip_mask;
90 uint32_t stripe_sectors;
91 uint32_t stripe_bytes;
92 uint32_t rebuild_lba;
93 uint32_t orig_type;
94 uint32_t orig_total_sectors;
95 uint32_t status;
96#define NVIDIA_S_BOOTABLE 0x00000001
97#define NVIDIA_S_DEGRADED 0x00000002
98
99 uint32_t filler[98];
100} __packed;
101
102struct g_raid_md_nvidia_perdisk {
103 struct nvidia_raid_conf *pd_meta;
104 int pd_disk_pos;
105 off_t pd_disk_size;
106};
107
108struct g_raid_md_nvidia_object {
109 struct g_raid_md_object mdio_base;
110 uint64_t mdio_volume_id[2];
111 struct nvidia_raid_conf *mdio_meta;
112 struct callout mdio_start_co; /* STARTING state timer. */
113 int mdio_total_disks;
114 int mdio_disks_present;
115 int mdio_started;
116 int mdio_incomplete;
117 struct root_hold_token *mdio_rootmount; /* Root mount delay token. */
118};
119
120static g_raid_md_create_t g_raid_md_create_nvidia;
121static g_raid_md_taste_t g_raid_md_taste_nvidia;
122static g_raid_md_event_t g_raid_md_event_nvidia;
123static g_raid_md_ctl_t g_raid_md_ctl_nvidia;
124static g_raid_md_write_t g_raid_md_write_nvidia;
125static g_raid_md_fail_disk_t g_raid_md_fail_disk_nvidia;
126static g_raid_md_free_disk_t g_raid_md_free_disk_nvidia;
127static g_raid_md_free_t g_raid_md_free_nvidia;
128
129static kobj_method_t g_raid_md_nvidia_methods[] = {
130 KOBJMETHOD(g_raid_md_create, g_raid_md_create_nvidia),
131 KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_nvidia),
132 KOBJMETHOD(g_raid_md_event, g_raid_md_event_nvidia),
133 KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_nvidia),
134 KOBJMETHOD(g_raid_md_write, g_raid_md_write_nvidia),
135 KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_nvidia),
136 KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_nvidia),
137 KOBJMETHOD(g_raid_md_free, g_raid_md_free_nvidia),
138 { 0, 0 }
139};
140
141static struct g_raid_md_class g_raid_md_nvidia_class = {
142 "NVIDIA",
143 g_raid_md_nvidia_methods,
144 sizeof(struct g_raid_md_nvidia_object),
145 .mdc_priority = 100
146};
147
148static int NVIDIANodeID = 1;
149
150static void
151g_raid_md_nvidia_print(struct nvidia_raid_conf *meta)
152{
153
154 if (g_raid_debug < 1)
155 return;
156
157 printf("********* ATA NVIDIA RAID Metadata *********\n");
158 printf("nvidia_id <%.8s>\n", meta->nvidia_id);
159 printf("config_size %u\n", meta->config_size);
160 printf("checksum 0x%08x\n", meta->checksum);
161 printf("version 0x%04x\n", meta->version);
162 printf("disk_number %d\n", meta->disk_number);
163 printf("dummy_0 0x%02x\n", meta->dummy_0);
164 printf("total_sectors %u\n", meta->total_sectors);
165 printf("sector_size %u\n", meta->sector_size);
166 printf("name <%.16s>\n", meta->name);
167 printf("revision 0x%02x%02x%02x%02x\n",
168 meta->revision[0], meta->revision[1],
169 meta->revision[2], meta->revision[3]);
170 printf("disk_status 0x%08x\n", meta->disk_status);
171 printf("magic_0 0x%08x\n", meta->magic_0);
172 printf("volume_id 0x%016jx%016jx\n",
173 meta->volume_id[1], meta->volume_id[0]);
174 printf("state 0x%02x\n", meta->state);
175 printf("array_width %u\n", meta->array_width);
176 printf("total_disks %u\n", meta->total_disks);
177 printf("orig_array_width %u\n", meta->orig_array_width);
178 printf("type 0x%04x\n", meta->type);
179 printf("dummy_3 0x%04x\n", meta->dummy_3);
180 printf("strip_sectors %u\n", meta->strip_sectors);
181 printf("strip_bytes %u\n", meta->strip_bytes);
182 printf("strip_shift %u\n", meta->strip_shift);
183 printf("strip_mask 0x%08x\n", meta->strip_mask);
184 printf("stripe_sectors %u\n", meta->stripe_sectors);
185 printf("stripe_bytes %u\n", meta->stripe_bytes);
186 printf("rebuild_lba %u\n", meta->rebuild_lba);
187 printf("orig_type 0x%04x\n", meta->orig_type);
188 printf("orig_total_sectors %u\n", meta->orig_total_sectors);
189 printf("status 0x%08x\n", meta->status);
190 printf("=================================================\n");
191}
192
193static struct nvidia_raid_conf *
194nvidia_meta_copy(struct nvidia_raid_conf *meta)
195{
196 struct nvidia_raid_conf *nmeta;
197
198 nmeta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK);
199 memcpy(nmeta, meta, sizeof(*meta));
200 return (nmeta);
201}
202
203static int
204nvidia_meta_translate_disk(struct nvidia_raid_conf *meta, int md_disk_pos)
205{
206 int disk_pos;
207
208 if (md_disk_pos >= 0 && meta->type == NVIDIA_T_RAID01) {
209 disk_pos = (md_disk_pos / meta->array_width) +
210 (md_disk_pos % meta->array_width) * meta->array_width;
211 } else
212 disk_pos = md_disk_pos;
213 return (disk_pos);
214}
215
216static void
217nvidia_meta_get_name(struct nvidia_raid_conf *meta, char *buf)
218{
219 int i;
220
221 strncpy(buf, meta->name, 16);
222 buf[16] = 0;
223 for (i = 15; i >= 0; i--) {
224 if (buf[i] > 0x20)
225 break;
226 buf[i] = 0;
227 }
228}
229
230static void
231nvidia_meta_put_name(struct nvidia_raid_conf *meta, char *buf)
232{
233
234 memset(meta->name, 0x20, 16);
235 memcpy(meta->name, buf, MIN(strlen(buf), 16));
236}
237
238static struct nvidia_raid_conf *
239nvidia_meta_read(struct g_consumer *cp)
240{
241 struct g_provider *pp;
242 struct nvidia_raid_conf *meta;
243 char *buf;
244 int error, i;
245 uint32_t checksum, *ptr;
246
247 pp = cp->provider;
248
249 /* Read the anchor sector. */
250 buf = g_read_data(cp,
251 pp->mediasize - 2 * pp->sectorsize, pp->sectorsize, &error);
252 if (buf == NULL) {
253 G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).",
254 pp->name, error);
255 return (NULL);
256 }
257 meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK);
258 memcpy(meta, buf, min(sizeof(*meta), pp->sectorsize));
259 g_free(buf);
260
261 /* Check if this is an NVIDIA RAID struct */
262 if (strncmp(meta->nvidia_id, NVIDIA_MAGIC, strlen(NVIDIA_MAGIC))) {
263 G_RAID_DEBUG(1, "NVIDIA signature check failed on %s", pp->name);
264 free(meta, M_MD_NVIDIA);
265 return (NULL);
266 }
267 if (meta->config_size > 128 ||
268 meta->config_size < 30) {
269 G_RAID_DEBUG(1, "NVIDIA metadata size looks wrong: %d",
270 meta->config_size);
271 free(meta, M_MD_NVIDIA);
272 return (NULL);
273 }
274
275 /* Check metadata checksum. */
276 for (checksum = 0, ptr = (uint32_t *)meta,
277 i = 0; i < meta->config_size; i++)
278 checksum += *ptr++;
279 if (checksum != 0) {
280 G_RAID_DEBUG(1, "NVIDIA checksum check failed on %s", pp->name);
281 free(meta, M_MD_NVIDIA);
282 return (NULL);
283 }
284
285 /* Check volume state. */
286 if (meta->state != NVIDIA_S_IDLE && meta->state != NVIDIA_S_INIT &&
287 meta->state != NVIDIA_S_REBUILD && meta->state != NVIDIA_S_SYNC) {
288 G_RAID_DEBUG(1, "NVIDIA unknown state on %s (0x%02x)",
289 pp->name, meta->state);
290 free(meta, M_MD_NVIDIA);
291 return (NULL);
292 }
293
294 /* Check raid type. */
295 if (meta->type != NVIDIA_T_RAID0 && meta->type != NVIDIA_T_RAID1 &&
296 meta->type != NVIDIA_T_RAID3 && meta->type != NVIDIA_T_RAID5 &&
297 meta->type != NVIDIA_T_RAID5_SYM &&
298 meta->type != NVIDIA_T_RAID01 && meta->type != NVIDIA_T_CONCAT) {
299 G_RAID_DEBUG(1, "NVIDIA unknown RAID level on %s (0x%02x)",
300 pp->name, meta->type);
301 free(meta, M_MD_NVIDIA);
302 return (NULL);
303 }
304
305 return (meta);
306}
307
308static int
309nvidia_meta_write(struct g_consumer *cp, struct nvidia_raid_conf *meta)
310{
311 struct g_provider *pp;
312 char *buf;
313 int error, i;
314 uint32_t checksum, *ptr;
315
316 pp = cp->provider;
317
318 /* Recalculate checksum for case if metadata were changed. */
319 meta->checksum = 0;
320 for (checksum = 0, ptr = (uint32_t *)meta,
321 i = 0; i < meta->config_size; i++)
322 checksum += *ptr++;
323 meta->checksum -= checksum;
324
325 /* Create and fill buffer. */
326 buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO);
327 memcpy(buf, meta, sizeof(*meta));
328
329 /* Write metadata. */
330 error = g_write_data(cp,
331 pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize);
332 if (error != 0) {
333 G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).",
334 pp->name, error);
335 }
336
337 free(buf, M_MD_NVIDIA);
338 return (error);
339}
340
341static int
342nvidia_meta_erase(struct g_consumer *cp)
343{
344 struct g_provider *pp;
345 char *buf;
346 int error;
347
348 pp = cp->provider;
349 buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO);
350 error = g_write_data(cp,
351 pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize);
352 if (error != 0) {
353 G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).",
354 pp->name, error);
355 }
356 free(buf, M_MD_NVIDIA);
357 return (error);
358}
359
360static struct g_raid_disk *
361g_raid_md_nvidia_get_disk(struct g_raid_softc *sc, int id)
362{
363 struct g_raid_disk *disk;
364 struct g_raid_md_nvidia_perdisk *pd;
365
366 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
367 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
368 if (pd->pd_disk_pos == id)
369 break;
370 }
371 return (disk);
372}
373
374static int
375g_raid_md_nvidia_supported(int level, int qual, int disks, int force)
376{
377
378 switch (level) {
379 case G_RAID_VOLUME_RL_RAID0:
380 if (disks < 1)
381 return (0);
382 if (!force && (disks < 2 || disks > 6))
383 return (0);
384 break;
385 case G_RAID_VOLUME_RL_RAID1:
386 if (disks < 1)
387 return (0);
388 if (!force && (disks != 2))
389 return (0);
390 break;
391 case G_RAID_VOLUME_RL_RAID1E:
392 if (disks < 2)
393 return (0);
394 if (disks % 2 != 0)
395 return (0);
396 if (!force && (disks < 4))
397 return (0);
398 break;
399 case G_RAID_VOLUME_RL_SINGLE:
400 if (disks != 1)
401 return (0);
402 break;
403 case G_RAID_VOLUME_RL_CONCAT:
404 if (disks < 2)
405 return (0);
406 break;
407 case G_RAID_VOLUME_RL_RAID5:
408 if (disks < 3)
409 return (0);
410 break;
411 default:
412 return (0);
413 }
414 if (qual != G_RAID_VOLUME_RLQ_NONE)
415 return (0);
416 return (1);
417}
418
419static int
420g_raid_md_nvidia_start_disk(struct g_raid_disk *disk)
421{
422 struct g_raid_softc *sc;
423 struct g_raid_subdisk *sd, *tmpsd;
424 struct g_raid_disk *olddisk, *tmpdisk;
425 struct g_raid_md_object *md;
426 struct g_raid_md_nvidia_object *mdi;
427 struct g_raid_md_nvidia_perdisk *pd, *oldpd;
428 struct nvidia_raid_conf *meta;
429 int disk_pos, resurrection = 0;
430
431 sc = disk->d_softc;
432 md = sc->sc_md;
433 mdi = (struct g_raid_md_nvidia_object *)md;
434 meta = mdi->mdio_meta;
435 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
436 olddisk = NULL;
437
438 /* Find disk position in metadata by it's serial. */
439 if (pd->pd_meta != NULL) {
440 disk_pos = pd->pd_meta->disk_number;
441 if (disk_pos >= meta->total_disks || mdi->mdio_started)
442 disk_pos = -3;
443 } else
444 disk_pos = -3;
445 /* For RAID0+1 we need to translate order. */
446 disk_pos = nvidia_meta_translate_disk(meta, disk_pos);
447 if (disk_pos < 0) {
448 G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk");
449 /* If we are in the start process, that's all for now. */
450 if (!mdi->mdio_started)
451 goto nofit;
452 /*
453 * If we have already started - try to get use of the disk.
454 * Try to replace OFFLINE disks first, then FAILED.
455 */
456 TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) {
457 if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE &&
458 tmpdisk->d_state != G_RAID_DISK_S_FAILED)
459 continue;
460 /* Make sure this disk is big enough. */
461 TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) {
462 if (sd->sd_offset + sd->sd_size + 2 * 512 >
463 pd->pd_disk_size) {
464 G_RAID_DEBUG1(1, sc,
465 "Disk too small (%ju < %ju)",
466 pd->pd_disk_size,
467 sd->sd_offset + sd->sd_size + 512);
468 break;
469 }
470 }
471 if (sd != NULL)
472 continue;
473 if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) {
474 olddisk = tmpdisk;
475 break;
476 } else if (olddisk == NULL)
477 olddisk = tmpdisk;
478 }
479 if (olddisk == NULL) {
480nofit:
481 g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE);
482 return (1);
483 }
484 oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data;
485 disk_pos = oldpd->pd_disk_pos;
486 resurrection = 1;
487 }
488
489 if (olddisk == NULL) {
490 /* Find placeholder by position. */
491 olddisk = g_raid_md_nvidia_get_disk(sc, disk_pos);
492 if (olddisk == NULL)
493 panic("No disk at position %d!", disk_pos);
494 if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) {
495 G_RAID_DEBUG1(1, sc, "More then one disk for pos %d",
496 disk_pos);
497 g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE);
498 return (0);
499 }
500 oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data;
501 }
502
503 /* Replace failed disk or placeholder with new disk. */
504 TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) {
505 TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next);
506 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
507 sd->sd_disk = disk;
508 }
509 oldpd->pd_disk_pos = -2;
510 pd->pd_disk_pos = disk_pos;
511
512 /* If it was placeholder -- destroy it. */
513 if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) {
514 g_raid_destroy_disk(olddisk);
515 } else {
516 /* Otherwise, make it STALE_FAILED. */
517 g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED);
518 }
519
520 /* Welcome the new disk. */
521 if (resurrection)
522 g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE);
523 else// if (pd->pd_meta->disk_status == NVIDIA_S_CURRENT ||
524 //pd->pd_meta->disk_status == NVIDIA_S_REBUILD)
525 g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE);
526// else
527// g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED);
528 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
529
530 /*
531 * Different disks may have different sizes,
532 * in concat mode. Update from real disk size.
533 */
534 if (meta->type == NVIDIA_T_CONCAT)
535 sd->sd_size = pd->pd_disk_size - 0x800 * 512;
536
537 if (resurrection) {
538 /* New or ex-spare disk. */
539 g_raid_change_subdisk_state(sd,
540 G_RAID_SUBDISK_S_NEW);
541 } else if (meta->state == NVIDIA_S_REBUILD &&
542 (pd->pd_meta->disk_status & 0x100)) {
543 /* Rebuilding disk. */
544 g_raid_change_subdisk_state(sd,
545 G_RAID_SUBDISK_S_REBUILD);
546 sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba /
547 meta->array_width * pd->pd_meta->sector_size;
548 } else if (meta->state == NVIDIA_S_SYNC) {
549 /* Resyncing/dirty disk. */
550 g_raid_change_subdisk_state(sd,
551 G_RAID_SUBDISK_S_RESYNC);
552 sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba /
553 meta->array_width * pd->pd_meta->sector_size;
554 } else {
555 /* Up to date disk. */
556 g_raid_change_subdisk_state(sd,
557 G_RAID_SUBDISK_S_ACTIVE);
558 }
559 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
560 G_RAID_EVENT_SUBDISK);
561 }
562
563 /* Update status of our need for spare. */
564 if (mdi->mdio_started) {
565 mdi->mdio_incomplete =
566 (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
567 mdi->mdio_total_disks);
568 }
569
570 return (resurrection);
571}
572
573static void
574g_disk_md_nvidia_retaste(void *arg, int pending)
575{
576
577 G_RAID_DEBUG(1, "Array is not complete, trying to retaste.");
578 g_retaste(&g_raid_class);
579 free(arg, M_MD_NVIDIA);
580}
581
582static void
583g_raid_md_nvidia_refill(struct g_raid_softc *sc)
584{
585 struct g_raid_md_object *md;
586 struct g_raid_md_nvidia_object *mdi;
| 29
30#include <sys/param.h>
31#include <sys/bio.h>
32#include <sys/endian.h>
33#include <sys/kernel.h>
34#include <sys/kobj.h>
35#include <sys/limits.h>
36#include <sys/lock.h>
37#include <sys/malloc.h>
38#include <sys/mutex.h>
39#include <sys/systm.h>
40#include <sys/taskqueue.h>
41#include <geom/geom.h>
42#include "geom/raid/g_raid.h"
43#include "g_raid_md_if.h"
44
45static MALLOC_DEFINE(M_MD_NVIDIA, "md_nvidia_data", "GEOM_RAID NVIDIA metadata");
46
47struct nvidia_raid_conf {
48 uint8_t nvidia_id[8];
49#define NVIDIA_MAGIC "NVIDIA "
50
51 uint32_t config_size;
52 uint32_t checksum;
53 uint16_t version;
54 uint8_t disk_number;
55 uint8_t dummy_0;
56 uint32_t total_sectors;
57 uint32_t sector_size;
58 uint8_t name[16];
59 uint8_t revision[4];
60 uint32_t disk_status;
61
62 uint32_t magic_0;
63#define NVIDIA_MAGIC0 0x00640044
64
65 uint64_t volume_id[2];
66 uint8_t state;
67#define NVIDIA_S_IDLE 0
68#define NVIDIA_S_INIT 2
69#define NVIDIA_S_REBUILD 3
70#define NVIDIA_S_UPGRADE 4
71#define NVIDIA_S_SYNC 5
72 uint8_t array_width;
73 uint8_t total_disks;
74 uint8_t orig_array_width;
75 uint16_t type;
76#define NVIDIA_T_RAID0 0x0080
77#define NVIDIA_T_RAID1 0x0081
78#define NVIDIA_T_RAID3 0x0083
79#define NVIDIA_T_RAID5 0x0085 /* RLQ = 00/02? */
80#define NVIDIA_T_RAID5_SYM 0x0095 /* RLQ = 03 */
81#define NVIDIA_T_RAID10 0x008a
82#define NVIDIA_T_RAID01 0x8180
83#define NVIDIA_T_CONCAT 0x00ff
84
85 uint16_t dummy_3;
86 uint32_t strip_sectors;
87 uint32_t strip_bytes;
88 uint32_t strip_shift;
89 uint32_t strip_mask;
90 uint32_t stripe_sectors;
91 uint32_t stripe_bytes;
92 uint32_t rebuild_lba;
93 uint32_t orig_type;
94 uint32_t orig_total_sectors;
95 uint32_t status;
96#define NVIDIA_S_BOOTABLE 0x00000001
97#define NVIDIA_S_DEGRADED 0x00000002
98
99 uint32_t filler[98];
100} __packed;
101
102struct g_raid_md_nvidia_perdisk {
103 struct nvidia_raid_conf *pd_meta;
104 int pd_disk_pos;
105 off_t pd_disk_size;
106};
107
108struct g_raid_md_nvidia_object {
109 struct g_raid_md_object mdio_base;
110 uint64_t mdio_volume_id[2];
111 struct nvidia_raid_conf *mdio_meta;
112 struct callout mdio_start_co; /* STARTING state timer. */
113 int mdio_total_disks;
114 int mdio_disks_present;
115 int mdio_started;
116 int mdio_incomplete;
117 struct root_hold_token *mdio_rootmount; /* Root mount delay token. */
118};
119
120static g_raid_md_create_t g_raid_md_create_nvidia;
121static g_raid_md_taste_t g_raid_md_taste_nvidia;
122static g_raid_md_event_t g_raid_md_event_nvidia;
123static g_raid_md_ctl_t g_raid_md_ctl_nvidia;
124static g_raid_md_write_t g_raid_md_write_nvidia;
125static g_raid_md_fail_disk_t g_raid_md_fail_disk_nvidia;
126static g_raid_md_free_disk_t g_raid_md_free_disk_nvidia;
127static g_raid_md_free_t g_raid_md_free_nvidia;
128
129static kobj_method_t g_raid_md_nvidia_methods[] = {
130 KOBJMETHOD(g_raid_md_create, g_raid_md_create_nvidia),
131 KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_nvidia),
132 KOBJMETHOD(g_raid_md_event, g_raid_md_event_nvidia),
133 KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_nvidia),
134 KOBJMETHOD(g_raid_md_write, g_raid_md_write_nvidia),
135 KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_nvidia),
136 KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_nvidia),
137 KOBJMETHOD(g_raid_md_free, g_raid_md_free_nvidia),
138 { 0, 0 }
139};
140
141static struct g_raid_md_class g_raid_md_nvidia_class = {
142 "NVIDIA",
143 g_raid_md_nvidia_methods,
144 sizeof(struct g_raid_md_nvidia_object),
145 .mdc_priority = 100
146};
147
148static int NVIDIANodeID = 1;
149
150static void
151g_raid_md_nvidia_print(struct nvidia_raid_conf *meta)
152{
153
154 if (g_raid_debug < 1)
155 return;
156
157 printf("********* ATA NVIDIA RAID Metadata *********\n");
158 printf("nvidia_id <%.8s>\n", meta->nvidia_id);
159 printf("config_size %u\n", meta->config_size);
160 printf("checksum 0x%08x\n", meta->checksum);
161 printf("version 0x%04x\n", meta->version);
162 printf("disk_number %d\n", meta->disk_number);
163 printf("dummy_0 0x%02x\n", meta->dummy_0);
164 printf("total_sectors %u\n", meta->total_sectors);
165 printf("sector_size %u\n", meta->sector_size);
166 printf("name <%.16s>\n", meta->name);
167 printf("revision 0x%02x%02x%02x%02x\n",
168 meta->revision[0], meta->revision[1],
169 meta->revision[2], meta->revision[3]);
170 printf("disk_status 0x%08x\n", meta->disk_status);
171 printf("magic_0 0x%08x\n", meta->magic_0);
172 printf("volume_id 0x%016jx%016jx\n",
173 meta->volume_id[1], meta->volume_id[0]);
174 printf("state 0x%02x\n", meta->state);
175 printf("array_width %u\n", meta->array_width);
176 printf("total_disks %u\n", meta->total_disks);
177 printf("orig_array_width %u\n", meta->orig_array_width);
178 printf("type 0x%04x\n", meta->type);
179 printf("dummy_3 0x%04x\n", meta->dummy_3);
180 printf("strip_sectors %u\n", meta->strip_sectors);
181 printf("strip_bytes %u\n", meta->strip_bytes);
182 printf("strip_shift %u\n", meta->strip_shift);
183 printf("strip_mask 0x%08x\n", meta->strip_mask);
184 printf("stripe_sectors %u\n", meta->stripe_sectors);
185 printf("stripe_bytes %u\n", meta->stripe_bytes);
186 printf("rebuild_lba %u\n", meta->rebuild_lba);
187 printf("orig_type 0x%04x\n", meta->orig_type);
188 printf("orig_total_sectors %u\n", meta->orig_total_sectors);
189 printf("status 0x%08x\n", meta->status);
190 printf("=================================================\n");
191}
192
193static struct nvidia_raid_conf *
194nvidia_meta_copy(struct nvidia_raid_conf *meta)
195{
196 struct nvidia_raid_conf *nmeta;
197
198 nmeta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK);
199 memcpy(nmeta, meta, sizeof(*meta));
200 return (nmeta);
201}
202
203static int
204nvidia_meta_translate_disk(struct nvidia_raid_conf *meta, int md_disk_pos)
205{
206 int disk_pos;
207
208 if (md_disk_pos >= 0 && meta->type == NVIDIA_T_RAID01) {
209 disk_pos = (md_disk_pos / meta->array_width) +
210 (md_disk_pos % meta->array_width) * meta->array_width;
211 } else
212 disk_pos = md_disk_pos;
213 return (disk_pos);
214}
215
216static void
217nvidia_meta_get_name(struct nvidia_raid_conf *meta, char *buf)
218{
219 int i;
220
221 strncpy(buf, meta->name, 16);
222 buf[16] = 0;
223 for (i = 15; i >= 0; i--) {
224 if (buf[i] > 0x20)
225 break;
226 buf[i] = 0;
227 }
228}
229
230static void
231nvidia_meta_put_name(struct nvidia_raid_conf *meta, char *buf)
232{
233
234 memset(meta->name, 0x20, 16);
235 memcpy(meta->name, buf, MIN(strlen(buf), 16));
236}
237
238static struct nvidia_raid_conf *
239nvidia_meta_read(struct g_consumer *cp)
240{
241 struct g_provider *pp;
242 struct nvidia_raid_conf *meta;
243 char *buf;
244 int error, i;
245 uint32_t checksum, *ptr;
246
247 pp = cp->provider;
248
249 /* Read the anchor sector. */
250 buf = g_read_data(cp,
251 pp->mediasize - 2 * pp->sectorsize, pp->sectorsize, &error);
252 if (buf == NULL) {
253 G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).",
254 pp->name, error);
255 return (NULL);
256 }
257 meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK);
258 memcpy(meta, buf, min(sizeof(*meta), pp->sectorsize));
259 g_free(buf);
260
261 /* Check if this is an NVIDIA RAID struct */
262 if (strncmp(meta->nvidia_id, NVIDIA_MAGIC, strlen(NVIDIA_MAGIC))) {
263 G_RAID_DEBUG(1, "NVIDIA signature check failed on %s", pp->name);
264 free(meta, M_MD_NVIDIA);
265 return (NULL);
266 }
267 if (meta->config_size > 128 ||
268 meta->config_size < 30) {
269 G_RAID_DEBUG(1, "NVIDIA metadata size looks wrong: %d",
270 meta->config_size);
271 free(meta, M_MD_NVIDIA);
272 return (NULL);
273 }
274
275 /* Check metadata checksum. */
276 for (checksum = 0, ptr = (uint32_t *)meta,
277 i = 0; i < meta->config_size; i++)
278 checksum += *ptr++;
279 if (checksum != 0) {
280 G_RAID_DEBUG(1, "NVIDIA checksum check failed on %s", pp->name);
281 free(meta, M_MD_NVIDIA);
282 return (NULL);
283 }
284
285 /* Check volume state. */
286 if (meta->state != NVIDIA_S_IDLE && meta->state != NVIDIA_S_INIT &&
287 meta->state != NVIDIA_S_REBUILD && meta->state != NVIDIA_S_SYNC) {
288 G_RAID_DEBUG(1, "NVIDIA unknown state on %s (0x%02x)",
289 pp->name, meta->state);
290 free(meta, M_MD_NVIDIA);
291 return (NULL);
292 }
293
294 /* Check raid type. */
295 if (meta->type != NVIDIA_T_RAID0 && meta->type != NVIDIA_T_RAID1 &&
296 meta->type != NVIDIA_T_RAID3 && meta->type != NVIDIA_T_RAID5 &&
297 meta->type != NVIDIA_T_RAID5_SYM &&
298 meta->type != NVIDIA_T_RAID01 && meta->type != NVIDIA_T_CONCAT) {
299 G_RAID_DEBUG(1, "NVIDIA unknown RAID level on %s (0x%02x)",
300 pp->name, meta->type);
301 free(meta, M_MD_NVIDIA);
302 return (NULL);
303 }
304
305 return (meta);
306}
307
308static int
309nvidia_meta_write(struct g_consumer *cp, struct nvidia_raid_conf *meta)
310{
311 struct g_provider *pp;
312 char *buf;
313 int error, i;
314 uint32_t checksum, *ptr;
315
316 pp = cp->provider;
317
318 /* Recalculate checksum for case if metadata were changed. */
319 meta->checksum = 0;
320 for (checksum = 0, ptr = (uint32_t *)meta,
321 i = 0; i < meta->config_size; i++)
322 checksum += *ptr++;
323 meta->checksum -= checksum;
324
325 /* Create and fill buffer. */
326 buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO);
327 memcpy(buf, meta, sizeof(*meta));
328
329 /* Write metadata. */
330 error = g_write_data(cp,
331 pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize);
332 if (error != 0) {
333 G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).",
334 pp->name, error);
335 }
336
337 free(buf, M_MD_NVIDIA);
338 return (error);
339}
340
341static int
342nvidia_meta_erase(struct g_consumer *cp)
343{
344 struct g_provider *pp;
345 char *buf;
346 int error;
347
348 pp = cp->provider;
349 buf = malloc(pp->sectorsize, M_MD_NVIDIA, M_WAITOK | M_ZERO);
350 error = g_write_data(cp,
351 pp->mediasize - 2 * pp->sectorsize, buf, pp->sectorsize);
352 if (error != 0) {
353 G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).",
354 pp->name, error);
355 }
356 free(buf, M_MD_NVIDIA);
357 return (error);
358}
359
360static struct g_raid_disk *
361g_raid_md_nvidia_get_disk(struct g_raid_softc *sc, int id)
362{
363 struct g_raid_disk *disk;
364 struct g_raid_md_nvidia_perdisk *pd;
365
366 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
367 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
368 if (pd->pd_disk_pos == id)
369 break;
370 }
371 return (disk);
372}
373
374static int
375g_raid_md_nvidia_supported(int level, int qual, int disks, int force)
376{
377
378 switch (level) {
379 case G_RAID_VOLUME_RL_RAID0:
380 if (disks < 1)
381 return (0);
382 if (!force && (disks < 2 || disks > 6))
383 return (0);
384 break;
385 case G_RAID_VOLUME_RL_RAID1:
386 if (disks < 1)
387 return (0);
388 if (!force && (disks != 2))
389 return (0);
390 break;
391 case G_RAID_VOLUME_RL_RAID1E:
392 if (disks < 2)
393 return (0);
394 if (disks % 2 != 0)
395 return (0);
396 if (!force && (disks < 4))
397 return (0);
398 break;
399 case G_RAID_VOLUME_RL_SINGLE:
400 if (disks != 1)
401 return (0);
402 break;
403 case G_RAID_VOLUME_RL_CONCAT:
404 if (disks < 2)
405 return (0);
406 break;
407 case G_RAID_VOLUME_RL_RAID5:
408 if (disks < 3)
409 return (0);
410 break;
411 default:
412 return (0);
413 }
414 if (qual != G_RAID_VOLUME_RLQ_NONE)
415 return (0);
416 return (1);
417}
418
419static int
420g_raid_md_nvidia_start_disk(struct g_raid_disk *disk)
421{
422 struct g_raid_softc *sc;
423 struct g_raid_subdisk *sd, *tmpsd;
424 struct g_raid_disk *olddisk, *tmpdisk;
425 struct g_raid_md_object *md;
426 struct g_raid_md_nvidia_object *mdi;
427 struct g_raid_md_nvidia_perdisk *pd, *oldpd;
428 struct nvidia_raid_conf *meta;
429 int disk_pos, resurrection = 0;
430
431 sc = disk->d_softc;
432 md = sc->sc_md;
433 mdi = (struct g_raid_md_nvidia_object *)md;
434 meta = mdi->mdio_meta;
435 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
436 olddisk = NULL;
437
438 /* Find disk position in metadata by it's serial. */
439 if (pd->pd_meta != NULL) {
440 disk_pos = pd->pd_meta->disk_number;
441 if (disk_pos >= meta->total_disks || mdi->mdio_started)
442 disk_pos = -3;
443 } else
444 disk_pos = -3;
445 /* For RAID0+1 we need to translate order. */
446 disk_pos = nvidia_meta_translate_disk(meta, disk_pos);
447 if (disk_pos < 0) {
448 G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk");
449 /* If we are in the start process, that's all for now. */
450 if (!mdi->mdio_started)
451 goto nofit;
452 /*
453 * If we have already started - try to get use of the disk.
454 * Try to replace OFFLINE disks first, then FAILED.
455 */
456 TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) {
457 if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE &&
458 tmpdisk->d_state != G_RAID_DISK_S_FAILED)
459 continue;
460 /* Make sure this disk is big enough. */
461 TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) {
462 if (sd->sd_offset + sd->sd_size + 2 * 512 >
463 pd->pd_disk_size) {
464 G_RAID_DEBUG1(1, sc,
465 "Disk too small (%ju < %ju)",
466 pd->pd_disk_size,
467 sd->sd_offset + sd->sd_size + 512);
468 break;
469 }
470 }
471 if (sd != NULL)
472 continue;
473 if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) {
474 olddisk = tmpdisk;
475 break;
476 } else if (olddisk == NULL)
477 olddisk = tmpdisk;
478 }
479 if (olddisk == NULL) {
480nofit:
481 g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE);
482 return (1);
483 }
484 oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data;
485 disk_pos = oldpd->pd_disk_pos;
486 resurrection = 1;
487 }
488
489 if (olddisk == NULL) {
490 /* Find placeholder by position. */
491 olddisk = g_raid_md_nvidia_get_disk(sc, disk_pos);
492 if (olddisk == NULL)
493 panic("No disk at position %d!", disk_pos);
494 if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) {
495 G_RAID_DEBUG1(1, sc, "More then one disk for pos %d",
496 disk_pos);
497 g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE);
498 return (0);
499 }
500 oldpd = (struct g_raid_md_nvidia_perdisk *)olddisk->d_md_data;
501 }
502
503 /* Replace failed disk or placeholder with new disk. */
504 TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) {
505 TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next);
506 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
507 sd->sd_disk = disk;
508 }
509 oldpd->pd_disk_pos = -2;
510 pd->pd_disk_pos = disk_pos;
511
512 /* If it was placeholder -- destroy it. */
513 if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) {
514 g_raid_destroy_disk(olddisk);
515 } else {
516 /* Otherwise, make it STALE_FAILED. */
517 g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED);
518 }
519
520 /* Welcome the new disk. */
521 if (resurrection)
522 g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE);
523 else// if (pd->pd_meta->disk_status == NVIDIA_S_CURRENT ||
524 //pd->pd_meta->disk_status == NVIDIA_S_REBUILD)
525 g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE);
526// else
527// g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED);
528 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
529
530 /*
531 * Different disks may have different sizes,
532 * in concat mode. Update from real disk size.
533 */
534 if (meta->type == NVIDIA_T_CONCAT)
535 sd->sd_size = pd->pd_disk_size - 0x800 * 512;
536
537 if (resurrection) {
538 /* New or ex-spare disk. */
539 g_raid_change_subdisk_state(sd,
540 G_RAID_SUBDISK_S_NEW);
541 } else if (meta->state == NVIDIA_S_REBUILD &&
542 (pd->pd_meta->disk_status & 0x100)) {
543 /* Rebuilding disk. */
544 g_raid_change_subdisk_state(sd,
545 G_RAID_SUBDISK_S_REBUILD);
546 sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba /
547 meta->array_width * pd->pd_meta->sector_size;
548 } else if (meta->state == NVIDIA_S_SYNC) {
549 /* Resyncing/dirty disk. */
550 g_raid_change_subdisk_state(sd,
551 G_RAID_SUBDISK_S_RESYNC);
552 sd->sd_rebuild_pos = (off_t)pd->pd_meta->rebuild_lba /
553 meta->array_width * pd->pd_meta->sector_size;
554 } else {
555 /* Up to date disk. */
556 g_raid_change_subdisk_state(sd,
557 G_RAID_SUBDISK_S_ACTIVE);
558 }
559 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
560 G_RAID_EVENT_SUBDISK);
561 }
562
563 /* Update status of our need for spare. */
564 if (mdi->mdio_started) {
565 mdi->mdio_incomplete =
566 (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
567 mdi->mdio_total_disks);
568 }
569
570 return (resurrection);
571}
572
573static void
574g_disk_md_nvidia_retaste(void *arg, int pending)
575{
576
577 G_RAID_DEBUG(1, "Array is not complete, trying to retaste.");
578 g_retaste(&g_raid_class);
579 free(arg, M_MD_NVIDIA);
580}
581
582static void
583g_raid_md_nvidia_refill(struct g_raid_softc *sc)
584{
585 struct g_raid_md_object *md;
586 struct g_raid_md_nvidia_object *mdi;
|
587 struct nvidia_raid_conf *meta;
| |
588 struct g_raid_disk *disk;
589 struct task *task;
590 int update, na;
591
592 md = sc->sc_md;
593 mdi = (struct g_raid_md_nvidia_object *)md;
| 587 struct g_raid_disk *disk;
588 struct task *task;
589 int update, na;
590
591 md = sc->sc_md;
592 mdi = (struct g_raid_md_nvidia_object *)md;
|
594 meta = mdi->mdio_meta;
| |
595 update = 0;
596 do {
597 /* Make sure we miss anything. */
598 na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE);
599 if (na == mdi->mdio_total_disks)
600 break;
601
602 G_RAID_DEBUG1(1, md->mdo_softc,
603 "Array is not complete (%d of %d), "
604 "trying to refill.", na, mdi->mdio_total_disks);
605
606 /* Try to get use some of STALE disks. */
607 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
608 if (disk->d_state == G_RAID_DISK_S_STALE) {
609 update += g_raid_md_nvidia_start_disk(disk);
610 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
611 break;
612 }
613 }
614 if (disk != NULL)
615 continue;
616
617 /* Try to get use some of SPARE disks. */
618 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
619 if (disk->d_state == G_RAID_DISK_S_SPARE) {
620 update += g_raid_md_nvidia_start_disk(disk);
621 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
622 break;
623 }
624 }
625 } while (disk != NULL);
626
627 /* Write new metadata if we changed something. */
| 593 update = 0;
594 do {
595 /* Make sure we miss anything. */
596 na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE);
597 if (na == mdi->mdio_total_disks)
598 break;
599
600 G_RAID_DEBUG1(1, md->mdo_softc,
601 "Array is not complete (%d of %d), "
602 "trying to refill.", na, mdi->mdio_total_disks);
603
604 /* Try to get use some of STALE disks. */
605 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
606 if (disk->d_state == G_RAID_DISK_S_STALE) {
607 update += g_raid_md_nvidia_start_disk(disk);
608 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
609 break;
610 }
611 }
612 if (disk != NULL)
613 continue;
614
615 /* Try to get use some of SPARE disks. */
616 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
617 if (disk->d_state == G_RAID_DISK_S_SPARE) {
618 update += g_raid_md_nvidia_start_disk(disk);
619 if (disk->d_state == G_RAID_DISK_S_ACTIVE)
620 break;
621 }
622 }
623 } while (disk != NULL);
624
625 /* Write new metadata if we changed something. */
|
628 if (update) {
| 626 if (update)
|
629 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
| 627 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
|
630 meta = mdi->mdio_meta;
631 }
| |
632
633 /* Update status of our need for spare. */
634 mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
635 mdi->mdio_total_disks);
636
637 /* Request retaste hoping to find spare. */
638 if (mdi->mdio_incomplete) {
639 task = malloc(sizeof(struct task),
640 M_MD_NVIDIA, M_WAITOK | M_ZERO);
641 TASK_INIT(task, 0, g_disk_md_nvidia_retaste, task);
642 taskqueue_enqueue(taskqueue_swi, task);
643 }
644}
645
646static void
647g_raid_md_nvidia_start(struct g_raid_softc *sc)
648{
649 struct g_raid_md_object *md;
650 struct g_raid_md_nvidia_object *mdi;
651 struct g_raid_md_nvidia_perdisk *pd;
652 struct nvidia_raid_conf *meta;
653 struct g_raid_volume *vol;
654 struct g_raid_subdisk *sd;
655 struct g_raid_disk *disk;
656 off_t size;
657 int j, disk_pos;
658 char buf[17];
659
660 md = sc->sc_md;
661 mdi = (struct g_raid_md_nvidia_object *)md;
662 meta = mdi->mdio_meta;
663
664 /* Create volumes and subdisks. */
665 nvidia_meta_get_name(meta, buf);
666 vol = g_raid_create_volume(sc, buf, -1);
667 vol->v_mediasize = (off_t)meta->total_sectors * 512;
668 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE;
669 if (meta->type == NVIDIA_T_RAID0) {
670 vol->v_raid_level = G_RAID_VOLUME_RL_RAID0;
671 size = vol->v_mediasize / mdi->mdio_total_disks;
672 } else if (meta->type == NVIDIA_T_RAID1) {
673 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1;
674 size = vol->v_mediasize;
675 } else if (meta->type == NVIDIA_T_RAID01) {
676 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E;
677 size = vol->v_mediasize / (mdi->mdio_total_disks / 2);
678 } else if (meta->type == NVIDIA_T_CONCAT) {
679 if (mdi->mdio_total_disks == 1)
680 vol->v_raid_level = G_RAID_VOLUME_RL_SINGLE;
681 else
682 vol->v_raid_level = G_RAID_VOLUME_RL_CONCAT;
683 size = 0;
684 } else if (meta->type == NVIDIA_T_RAID5) {
685 vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;
686 size = vol->v_mediasize / (mdi->mdio_total_disks - 1);
687 } else if (meta->type == NVIDIA_T_RAID5_SYM) {
688 vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;
689// vol->v_raid_level_qualifier = 0x03;
690 size = vol->v_mediasize / (mdi->mdio_total_disks - 1);
691 } else {
692 vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN;
693 size = 0;
694 }
695 vol->v_strip_size = meta->strip_sectors * 512; //ZZZ
696 vol->v_disks_count = mdi->mdio_total_disks;
697 vol->v_sectorsize = 512; //ZZZ
698 for (j = 0; j < vol->v_disks_count; j++) {
699 sd = &vol->v_subdisks[j];
700 sd->sd_offset = 0;
701 sd->sd_size = size;
702 }
703 g_raid_start_volume(vol);
704
705 /* Create disk placeholders to store data for later writing. */
706 for (disk_pos = 0; disk_pos < mdi->mdio_total_disks; disk_pos++) {
707 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
708 pd->pd_disk_pos = disk_pos;
709 disk = g_raid_create_disk(sc);
710 disk->d_md_data = (void *)pd;
711 disk->d_state = G_RAID_DISK_S_OFFLINE;
712 sd = &vol->v_subdisks[disk_pos];
713 sd->sd_disk = disk;
714 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
715 }
716
717 /* Make all disks found till the moment take their places. */
718 do {
719 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
720 if (disk->d_state == G_RAID_DISK_S_NONE) {
721 g_raid_md_nvidia_start_disk(disk);
722 break;
723 }
724 }
725 } while (disk != NULL);
726
727 mdi->mdio_started = 1;
728 G_RAID_DEBUG1(0, sc, "Array started.");
729 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
730
731 /* Pickup any STALE/SPARE disks to refill array if needed. */
732 g_raid_md_nvidia_refill(sc);
733
734 g_raid_event_send(vol, G_RAID_VOLUME_E_START, G_RAID_EVENT_VOLUME);
735
736 callout_stop(&mdi->mdio_start_co);
737 G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount);
738 root_mount_rel(mdi->mdio_rootmount);
739 mdi->mdio_rootmount = NULL;
740}
741
742static void
743g_raid_md_nvidia_new_disk(struct g_raid_disk *disk)
744{
745 struct g_raid_softc *sc;
746 struct g_raid_md_object *md;
747 struct g_raid_md_nvidia_object *mdi;
748 struct nvidia_raid_conf *pdmeta;
749 struct g_raid_md_nvidia_perdisk *pd;
750
751 sc = disk->d_softc;
752 md = sc->sc_md;
753 mdi = (struct g_raid_md_nvidia_object *)md;
754 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
755 pdmeta = pd->pd_meta;
756
757 if (mdi->mdio_started) {
758 if (g_raid_md_nvidia_start_disk(disk))
759 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
760 } else {
761 if (mdi->mdio_meta == NULL ||
762 mdi->mdio_meta->disk_number >= mdi->mdio_meta->total_disks) {
763 G_RAID_DEBUG1(1, sc, "Newer disk");
764 if (mdi->mdio_meta != NULL)
765 free(mdi->mdio_meta, M_MD_NVIDIA);
766 mdi->mdio_meta = nvidia_meta_copy(pdmeta);
767 mdi->mdio_total_disks = pdmeta->total_disks;
768 mdi->mdio_disks_present = 1;
769 } else if (pdmeta->disk_number < mdi->mdio_meta->total_disks) {
770 mdi->mdio_disks_present++;
771 G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)",
772 mdi->mdio_disks_present,
773 mdi->mdio_total_disks);
774 } else
775 G_RAID_DEBUG1(1, sc, "Spare disk");
776
777 /* If we collected all needed disks - start array. */
778 if (mdi->mdio_disks_present == mdi->mdio_total_disks)
779 g_raid_md_nvidia_start(sc);
780 }
781}
782
783static void
784g_raid_nvidia_go(void *arg)
785{
786 struct g_raid_softc *sc;
787 struct g_raid_md_object *md;
788 struct g_raid_md_nvidia_object *mdi;
789
790 sc = arg;
791 md = sc->sc_md;
792 mdi = (struct g_raid_md_nvidia_object *)md;
793 if (!mdi->mdio_started) {
794 G_RAID_DEBUG1(0, sc, "Force array start due to timeout.");
795 g_raid_event_send(sc, G_RAID_NODE_E_START, 0);
796 }
797}
798
799static int
800g_raid_md_create_nvidia(struct g_raid_md_object *md, struct g_class *mp,
801 struct g_geom **gp)
802{
803 struct g_raid_softc *sc;
804 struct g_raid_md_nvidia_object *mdi;
805 char name[32];
806
807 mdi = (struct g_raid_md_nvidia_object *)md;
808 arc4rand(&mdi->mdio_volume_id, 16, 0);
809 snprintf(name, sizeof(name), "NVIDIA-%d",
810 atomic_fetchadd_int(&NVIDIANodeID, 1));
811 sc = g_raid_create_node(mp, name, md);
812 if (sc == NULL)
813 return (G_RAID_MD_TASTE_FAIL);
814 md->mdo_softc = sc;
815 *gp = sc->sc_geom;
816 return (G_RAID_MD_TASTE_NEW);
817}
818
819static int
820g_raid_md_taste_nvidia(struct g_raid_md_object *md, struct g_class *mp,
821 struct g_consumer *cp, struct g_geom **gp)
822{
823 struct g_consumer *rcp;
824 struct g_provider *pp;
825 struct g_raid_md_nvidia_object *mdi, *mdi1;
826 struct g_raid_softc *sc;
827 struct g_raid_disk *disk;
828 struct nvidia_raid_conf *meta;
829 struct g_raid_md_nvidia_perdisk *pd;
830 struct g_geom *geom;
| 628
629 /* Update status of our need for spare. */
630 mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) <
631 mdi->mdio_total_disks);
632
633 /* Request retaste hoping to find spare. */
634 if (mdi->mdio_incomplete) {
635 task = malloc(sizeof(struct task),
636 M_MD_NVIDIA, M_WAITOK | M_ZERO);
637 TASK_INIT(task, 0, g_disk_md_nvidia_retaste, task);
638 taskqueue_enqueue(taskqueue_swi, task);
639 }
640}
641
642static void
643g_raid_md_nvidia_start(struct g_raid_softc *sc)
644{
645 struct g_raid_md_object *md;
646 struct g_raid_md_nvidia_object *mdi;
647 struct g_raid_md_nvidia_perdisk *pd;
648 struct nvidia_raid_conf *meta;
649 struct g_raid_volume *vol;
650 struct g_raid_subdisk *sd;
651 struct g_raid_disk *disk;
652 off_t size;
653 int j, disk_pos;
654 char buf[17];
655
656 md = sc->sc_md;
657 mdi = (struct g_raid_md_nvidia_object *)md;
658 meta = mdi->mdio_meta;
659
660 /* Create volumes and subdisks. */
661 nvidia_meta_get_name(meta, buf);
662 vol = g_raid_create_volume(sc, buf, -1);
663 vol->v_mediasize = (off_t)meta->total_sectors * 512;
664 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE;
665 if (meta->type == NVIDIA_T_RAID0) {
666 vol->v_raid_level = G_RAID_VOLUME_RL_RAID0;
667 size = vol->v_mediasize / mdi->mdio_total_disks;
668 } else if (meta->type == NVIDIA_T_RAID1) {
669 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1;
670 size = vol->v_mediasize;
671 } else if (meta->type == NVIDIA_T_RAID01) {
672 vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E;
673 size = vol->v_mediasize / (mdi->mdio_total_disks / 2);
674 } else if (meta->type == NVIDIA_T_CONCAT) {
675 if (mdi->mdio_total_disks == 1)
676 vol->v_raid_level = G_RAID_VOLUME_RL_SINGLE;
677 else
678 vol->v_raid_level = G_RAID_VOLUME_RL_CONCAT;
679 size = 0;
680 } else if (meta->type == NVIDIA_T_RAID5) {
681 vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;
682 size = vol->v_mediasize / (mdi->mdio_total_disks - 1);
683 } else if (meta->type == NVIDIA_T_RAID5_SYM) {
684 vol->v_raid_level = G_RAID_VOLUME_RL_RAID5;
685// vol->v_raid_level_qualifier = 0x03;
686 size = vol->v_mediasize / (mdi->mdio_total_disks - 1);
687 } else {
688 vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN;
689 size = 0;
690 }
691 vol->v_strip_size = meta->strip_sectors * 512; //ZZZ
692 vol->v_disks_count = mdi->mdio_total_disks;
693 vol->v_sectorsize = 512; //ZZZ
694 for (j = 0; j < vol->v_disks_count; j++) {
695 sd = &vol->v_subdisks[j];
696 sd->sd_offset = 0;
697 sd->sd_size = size;
698 }
699 g_raid_start_volume(vol);
700
701 /* Create disk placeholders to store data for later writing. */
702 for (disk_pos = 0; disk_pos < mdi->mdio_total_disks; disk_pos++) {
703 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
704 pd->pd_disk_pos = disk_pos;
705 disk = g_raid_create_disk(sc);
706 disk->d_md_data = (void *)pd;
707 disk->d_state = G_RAID_DISK_S_OFFLINE;
708 sd = &vol->v_subdisks[disk_pos];
709 sd->sd_disk = disk;
710 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
711 }
712
713 /* Make all disks found till the moment take their places. */
714 do {
715 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
716 if (disk->d_state == G_RAID_DISK_S_NONE) {
717 g_raid_md_nvidia_start_disk(disk);
718 break;
719 }
720 }
721 } while (disk != NULL);
722
723 mdi->mdio_started = 1;
724 G_RAID_DEBUG1(0, sc, "Array started.");
725 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
726
727 /* Pickup any STALE/SPARE disks to refill array if needed. */
728 g_raid_md_nvidia_refill(sc);
729
730 g_raid_event_send(vol, G_RAID_VOLUME_E_START, G_RAID_EVENT_VOLUME);
731
732 callout_stop(&mdi->mdio_start_co);
733 G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount);
734 root_mount_rel(mdi->mdio_rootmount);
735 mdi->mdio_rootmount = NULL;
736}
737
738static void
739g_raid_md_nvidia_new_disk(struct g_raid_disk *disk)
740{
741 struct g_raid_softc *sc;
742 struct g_raid_md_object *md;
743 struct g_raid_md_nvidia_object *mdi;
744 struct nvidia_raid_conf *pdmeta;
745 struct g_raid_md_nvidia_perdisk *pd;
746
747 sc = disk->d_softc;
748 md = sc->sc_md;
749 mdi = (struct g_raid_md_nvidia_object *)md;
750 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
751 pdmeta = pd->pd_meta;
752
753 if (mdi->mdio_started) {
754 if (g_raid_md_nvidia_start_disk(disk))
755 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
756 } else {
757 if (mdi->mdio_meta == NULL ||
758 mdi->mdio_meta->disk_number >= mdi->mdio_meta->total_disks) {
759 G_RAID_DEBUG1(1, sc, "Newer disk");
760 if (mdi->mdio_meta != NULL)
761 free(mdi->mdio_meta, M_MD_NVIDIA);
762 mdi->mdio_meta = nvidia_meta_copy(pdmeta);
763 mdi->mdio_total_disks = pdmeta->total_disks;
764 mdi->mdio_disks_present = 1;
765 } else if (pdmeta->disk_number < mdi->mdio_meta->total_disks) {
766 mdi->mdio_disks_present++;
767 G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)",
768 mdi->mdio_disks_present,
769 mdi->mdio_total_disks);
770 } else
771 G_RAID_DEBUG1(1, sc, "Spare disk");
772
773 /* If we collected all needed disks - start array. */
774 if (mdi->mdio_disks_present == mdi->mdio_total_disks)
775 g_raid_md_nvidia_start(sc);
776 }
777}
778
779static void
780g_raid_nvidia_go(void *arg)
781{
782 struct g_raid_softc *sc;
783 struct g_raid_md_object *md;
784 struct g_raid_md_nvidia_object *mdi;
785
786 sc = arg;
787 md = sc->sc_md;
788 mdi = (struct g_raid_md_nvidia_object *)md;
789 if (!mdi->mdio_started) {
790 G_RAID_DEBUG1(0, sc, "Force array start due to timeout.");
791 g_raid_event_send(sc, G_RAID_NODE_E_START, 0);
792 }
793}
794
795static int
796g_raid_md_create_nvidia(struct g_raid_md_object *md, struct g_class *mp,
797 struct g_geom **gp)
798{
799 struct g_raid_softc *sc;
800 struct g_raid_md_nvidia_object *mdi;
801 char name[32];
802
803 mdi = (struct g_raid_md_nvidia_object *)md;
804 arc4rand(&mdi->mdio_volume_id, 16, 0);
805 snprintf(name, sizeof(name), "NVIDIA-%d",
806 atomic_fetchadd_int(&NVIDIANodeID, 1));
807 sc = g_raid_create_node(mp, name, md);
808 if (sc == NULL)
809 return (G_RAID_MD_TASTE_FAIL);
810 md->mdo_softc = sc;
811 *gp = sc->sc_geom;
812 return (G_RAID_MD_TASTE_NEW);
813}
814
815static int
816g_raid_md_taste_nvidia(struct g_raid_md_object *md, struct g_class *mp,
817 struct g_consumer *cp, struct g_geom **gp)
818{
819 struct g_consumer *rcp;
820 struct g_provider *pp;
821 struct g_raid_md_nvidia_object *mdi, *mdi1;
822 struct g_raid_softc *sc;
823 struct g_raid_disk *disk;
824 struct nvidia_raid_conf *meta;
825 struct g_raid_md_nvidia_perdisk *pd;
826 struct g_geom *geom;
|
831 int error, disk_pos, result, spare, len;
| 827 int error, result, spare, len;
|
832 char name[32];
833 uint16_t vendor;
834
835 G_RAID_DEBUG(1, "Tasting NVIDIA on %s", cp->provider->name);
836 mdi = (struct g_raid_md_nvidia_object *)md;
837 pp = cp->provider;
838
839 /* Read metadata from device. */
840 meta = NULL;
| 828 char name[32];
829 uint16_t vendor;
830
831 G_RAID_DEBUG(1, "Tasting NVIDIA on %s", cp->provider->name);
832 mdi = (struct g_raid_md_nvidia_object *)md;
833 pp = cp->provider;
834
835 /* Read metadata from device. */
836 meta = NULL;
|
841 spare = 0;
| |
842 vendor = 0xffff;
| 837 vendor = 0xffff;
|
843 disk_pos = 0;
| |
844 if (g_access(cp, 1, 0, 0) != 0)
845 return (G_RAID_MD_TASTE_FAIL);
846 g_topology_unlock();
847 len = 2;
848 if (pp->geom->rank == 1)
849 g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor);
850 meta = nvidia_meta_read(cp);
851 g_topology_lock();
852 g_access(cp, -1, 0, 0);
853 if (meta == NULL) {
854 if (g_raid_aggressive_spare) {
855 if (vendor == 0x10de) {
856 G_RAID_DEBUG(1,
857 "No NVIDIA metadata, forcing spare.");
858 spare = 2;
859 goto search;
860 } else {
861 G_RAID_DEBUG(1,
862 "NVIDIA vendor mismatch 0x%04x != 0x10de",
863 vendor);
864 }
865 }
866 return (G_RAID_MD_TASTE_FAIL);
867 }
868
| 838 if (g_access(cp, 1, 0, 0) != 0)
839 return (G_RAID_MD_TASTE_FAIL);
840 g_topology_unlock();
841 len = 2;
842 if (pp->geom->rank == 1)
843 g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor);
844 meta = nvidia_meta_read(cp);
845 g_topology_lock();
846 g_access(cp, -1, 0, 0);
847 if (meta == NULL) {
848 if (g_raid_aggressive_spare) {
849 if (vendor == 0x10de) {
850 G_RAID_DEBUG(1,
851 "No NVIDIA metadata, forcing spare.");
852 spare = 2;
853 goto search;
854 } else {
855 G_RAID_DEBUG(1,
856 "NVIDIA vendor mismatch 0x%04x != 0x10de",
857 vendor);
858 }
859 }
860 return (G_RAID_MD_TASTE_FAIL);
861 }
862
|
869 /* Check this disk position in obtained metadata. */
870 disk_pos = meta->disk_number;
871 if (disk_pos == -1) {
872 G_RAID_DEBUG(1, "NVIDIA disk position not found");
873 goto fail1;
874 }
875
| |
876 /* Metadata valid. Print it. */
877 g_raid_md_nvidia_print(meta);
| 863 /* Metadata valid. Print it. */
864 g_raid_md_nvidia_print(meta);
|
878 G_RAID_DEBUG(1, "NVIDIA disk position %d", disk_pos);
| 865 G_RAID_DEBUG(1, "NVIDIA disk position %d", meta->disk_number);
|
879 spare = 0;//(meta->type == NVIDIA_T_SPARE) ? 1 : 0;
880
881search:
882 /* Search for matching node. */
883 sc = NULL;
884 mdi1 = NULL;
885 LIST_FOREACH(geom, &mp->geom, geom) {
886 sc = geom->softc;
887 if (sc == NULL)
888 continue;
889 if (sc->sc_stopping != 0)
890 continue;
891 if (sc->sc_md->mdo_class != md->mdo_class)
892 continue;
893 mdi1 = (struct g_raid_md_nvidia_object *)sc->sc_md;
894 if (spare) {
895 if (mdi1->mdio_incomplete)
896 break;
897 } else {
898 if (memcmp(&mdi1->mdio_volume_id,
899 &meta->volume_id, 16) == 0)
900 break;
901 }
902 }
903
904 /* Found matching node. */
905 if (geom != NULL) {
906 G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name);
907 result = G_RAID_MD_TASTE_EXISTING;
908
909 } else if (spare) { /* Not found needy node -- left for later. */
910 G_RAID_DEBUG(1, "Spare is not needed at this time");
911 goto fail1;
912
913 } else { /* Not found matching node -- create one. */
914 result = G_RAID_MD_TASTE_NEW;
915 memcpy(&mdi->mdio_volume_id, &meta->volume_id, 16);
916 snprintf(name, sizeof(name), "NVIDIA-%d",
917 atomic_fetchadd_int(&NVIDIANodeID, 1));
918 sc = g_raid_create_node(mp, name, md);
919 md->mdo_softc = sc;
920 geom = sc->sc_geom;
921 callout_init(&mdi->mdio_start_co, 1);
922 callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz,
923 g_raid_nvidia_go, sc);
924 mdi->mdio_rootmount = root_mount_hold("GRAID-NVIDIA");
925 G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount);
926 }
927
928 rcp = g_new_consumer(geom);
929 g_attach(rcp, pp);
930 if (g_access(rcp, 1, 1, 1) != 0)
931 ; //goto fail1;
932
933 g_topology_unlock();
934 sx_xlock(&sc->sc_lock);
935
936 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
937 pd->pd_meta = meta;
938 if (spare == 2) {
939 pd->pd_disk_pos = -3;
940 } else {
941 pd->pd_disk_pos = -1;
942 }
943 pd->pd_disk_size = pp->mediasize;
944 disk = g_raid_create_disk(sc);
945 disk->d_md_data = (void *)pd;
946 disk->d_consumer = rcp;
947 rcp->private = disk;
948
949 /* Read kernel dumping information. */
950 disk->d_kd.offset = 0;
951 disk->d_kd.length = OFF_MAX;
952 len = sizeof(disk->d_kd);
953 error = g_io_getattr("GEOM::kerneldump", rcp, &len, &disk->d_kd);
954 if (disk->d_kd.di.dumper == NULL)
955 G_RAID_DEBUG1(2, sc, "Dumping not supported by %s: %d.",
956 rcp->provider->name, error);
957
958 g_raid_md_nvidia_new_disk(disk);
959
960 sx_xunlock(&sc->sc_lock);
961 g_topology_lock();
962 *gp = geom;
963 return (result);
964fail1:
965 free(meta, M_MD_NVIDIA);
966 return (G_RAID_MD_TASTE_FAIL);
967}
968
969static int
970g_raid_md_event_nvidia(struct g_raid_md_object *md,
971 struct g_raid_disk *disk, u_int event)
972{
973 struct g_raid_softc *sc;
974 struct g_raid_subdisk *sd;
975 struct g_raid_md_nvidia_object *mdi;
976 struct g_raid_md_nvidia_perdisk *pd;
977
978 sc = md->mdo_softc;
979 mdi = (struct g_raid_md_nvidia_object *)md;
980 if (disk == NULL) {
981 switch (event) {
982 case G_RAID_NODE_E_START:
983 if (!mdi->mdio_started) {
984 /* Bump volume ID to drop missing disks. */
985 arc4rand(&mdi->mdio_volume_id, 16, 0);
986 g_raid_md_nvidia_start(sc);
987 }
988 return (0);
989 }
990 return (-1);
991 }
992 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
993 switch (event) {
994 case G_RAID_DISK_E_DISCONNECTED:
995 /* If disk was assigned, just update statuses. */
996 if (pd->pd_disk_pos >= 0) {
997 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
998 if (disk->d_consumer) {
999 g_raid_kill_consumer(sc, disk->d_consumer);
1000 disk->d_consumer = NULL;
1001 }
1002 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
1003 g_raid_change_subdisk_state(sd,
1004 G_RAID_SUBDISK_S_NONE);
1005 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
1006 G_RAID_EVENT_SUBDISK);
1007 }
1008 } else {
1009 /* Otherwise -- delete. */
1010 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
1011 g_raid_destroy_disk(disk);
1012 }
1013
1014 if (mdi->mdio_started) {
1015 /* Bump volume ID to prevent disk resurrection. */
1016 if (pd->pd_disk_pos >= 0)
1017 arc4rand(&mdi->mdio_volume_id, 16, 0);
1018
1019 /* Write updated metadata to all disks. */
1020 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1021 }
1022
1023 /* Check if anything left except placeholders. */
1024 if (g_raid_ndisks(sc, -1) ==
1025 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1026 g_raid_destroy_node(sc, 0);
1027 else
1028 g_raid_md_nvidia_refill(sc);
1029 return (0);
1030 }
1031 return (-2);
1032}
1033
1034static int
1035g_raid_md_ctl_nvidia(struct g_raid_md_object *md,
1036 struct gctl_req *req)
1037{
1038 struct g_raid_softc *sc;
1039 struct g_raid_volume *vol;
1040 struct g_raid_subdisk *sd;
1041 struct g_raid_disk *disk;
1042 struct g_raid_md_nvidia_object *mdi;
1043 struct g_raid_md_nvidia_perdisk *pd;
1044 struct g_consumer *cp;
1045 struct g_provider *pp;
1046 char arg[16];
1047 const char *verb, *volname, *levelname, *diskname;
1048 int *nargs, *force;
1049 off_t size, sectorsize, strip;
1050 intmax_t *sizearg, *striparg;
1051 int numdisks, i, len, level, qual, update;
1052 int error;
1053
1054 sc = md->mdo_softc;
1055 mdi = (struct g_raid_md_nvidia_object *)md;
1056 verb = gctl_get_param(req, "verb", NULL);
1057 nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs));
1058 error = 0;
1059 if (strcmp(verb, "label") == 0) {
1060
1061 if (*nargs < 4) {
1062 gctl_error(req, "Invalid number of arguments.");
1063 return (-1);
1064 }
1065 volname = gctl_get_asciiparam(req, "arg1");
1066 if (volname == NULL) {
1067 gctl_error(req, "No volume name.");
1068 return (-2);
1069 }
1070 levelname = gctl_get_asciiparam(req, "arg2");
1071 if (levelname == NULL) {
1072 gctl_error(req, "No RAID level.");
1073 return (-3);
1074 }
1075 if (g_raid_volume_str2level(levelname, &level, &qual)) {
1076 gctl_error(req, "Unknown RAID level '%s'.", levelname);
1077 return (-4);
1078 }
1079 numdisks = *nargs - 3;
1080 force = gctl_get_paraml(req, "force", sizeof(*force));
1081 if (!g_raid_md_nvidia_supported(level, qual, numdisks,
1082 force ? *force : 0)) {
1083 gctl_error(req, "Unsupported RAID level "
1084 "(0x%02x/0x%02x), or number of disks (%d).",
1085 level, qual, numdisks);
1086 return (-5);
1087 }
1088
1089 /* Search for disks, connect them and probe. */
1090 size = 0x7fffffffffffffffllu;
1091 sectorsize = 0;
1092 for (i = 0; i < numdisks; i++) {
1093 snprintf(arg, sizeof(arg), "arg%d", i + 3);
1094 diskname = gctl_get_asciiparam(req, arg);
1095 if (diskname == NULL) {
1096 gctl_error(req, "No disk name (%s).", arg);
1097 error = -6;
1098 break;
1099 }
1100 if (strcmp(diskname, "NONE") == 0) {
1101 cp = NULL;
1102 pp = NULL;
1103 } else {
1104 g_topology_lock();
1105 cp = g_raid_open_consumer(sc, diskname);
1106 if (cp == NULL) {
1107 gctl_error(req, "Can't open '%s'.",
1108 diskname);
1109 g_topology_unlock();
1110 error = -7;
1111 break;
1112 }
1113 pp = cp->provider;
1114 }
1115 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1116 pd->pd_disk_pos = i;
1117 disk = g_raid_create_disk(sc);
1118 disk->d_md_data = (void *)pd;
1119 disk->d_consumer = cp;
1120 if (cp == NULL)
1121 continue;
1122 cp->private = disk;
1123 g_topology_unlock();
1124
1125 /* Read kernel dumping information. */
1126 disk->d_kd.offset = 0;
1127 disk->d_kd.length = OFF_MAX;
1128 len = sizeof(disk->d_kd);
1129 g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd);
1130 if (disk->d_kd.di.dumper == NULL)
1131 G_RAID_DEBUG1(2, sc,
1132 "Dumping not supported by %s.",
1133 cp->provider->name);
1134
1135 pd->pd_disk_size = pp->mediasize;
1136 if (size > pp->mediasize)
1137 size = pp->mediasize;
1138 if (sectorsize < pp->sectorsize)
1139 sectorsize = pp->sectorsize;
1140 }
1141 if (error != 0)
1142 return (error);
1143
| 866 spare = 0;//(meta->type == NVIDIA_T_SPARE) ? 1 : 0;
867
868search:
869 /* Search for matching node. */
870 sc = NULL;
871 mdi1 = NULL;
872 LIST_FOREACH(geom, &mp->geom, geom) {
873 sc = geom->softc;
874 if (sc == NULL)
875 continue;
876 if (sc->sc_stopping != 0)
877 continue;
878 if (sc->sc_md->mdo_class != md->mdo_class)
879 continue;
880 mdi1 = (struct g_raid_md_nvidia_object *)sc->sc_md;
881 if (spare) {
882 if (mdi1->mdio_incomplete)
883 break;
884 } else {
885 if (memcmp(&mdi1->mdio_volume_id,
886 &meta->volume_id, 16) == 0)
887 break;
888 }
889 }
890
891 /* Found matching node. */
892 if (geom != NULL) {
893 G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name);
894 result = G_RAID_MD_TASTE_EXISTING;
895
896 } else if (spare) { /* Not found needy node -- left for later. */
897 G_RAID_DEBUG(1, "Spare is not needed at this time");
898 goto fail1;
899
900 } else { /* Not found matching node -- create one. */
901 result = G_RAID_MD_TASTE_NEW;
902 memcpy(&mdi->mdio_volume_id, &meta->volume_id, 16);
903 snprintf(name, sizeof(name), "NVIDIA-%d",
904 atomic_fetchadd_int(&NVIDIANodeID, 1));
905 sc = g_raid_create_node(mp, name, md);
906 md->mdo_softc = sc;
907 geom = sc->sc_geom;
908 callout_init(&mdi->mdio_start_co, 1);
909 callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz,
910 g_raid_nvidia_go, sc);
911 mdi->mdio_rootmount = root_mount_hold("GRAID-NVIDIA");
912 G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount);
913 }
914
915 rcp = g_new_consumer(geom);
916 g_attach(rcp, pp);
917 if (g_access(rcp, 1, 1, 1) != 0)
918 ; //goto fail1;
919
920 g_topology_unlock();
921 sx_xlock(&sc->sc_lock);
922
923 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
924 pd->pd_meta = meta;
925 if (spare == 2) {
926 pd->pd_disk_pos = -3;
927 } else {
928 pd->pd_disk_pos = -1;
929 }
930 pd->pd_disk_size = pp->mediasize;
931 disk = g_raid_create_disk(sc);
932 disk->d_md_data = (void *)pd;
933 disk->d_consumer = rcp;
934 rcp->private = disk;
935
936 /* Read kernel dumping information. */
937 disk->d_kd.offset = 0;
938 disk->d_kd.length = OFF_MAX;
939 len = sizeof(disk->d_kd);
940 error = g_io_getattr("GEOM::kerneldump", rcp, &len, &disk->d_kd);
941 if (disk->d_kd.di.dumper == NULL)
942 G_RAID_DEBUG1(2, sc, "Dumping not supported by %s: %d.",
943 rcp->provider->name, error);
944
945 g_raid_md_nvidia_new_disk(disk);
946
947 sx_xunlock(&sc->sc_lock);
948 g_topology_lock();
949 *gp = geom;
950 return (result);
951fail1:
952 free(meta, M_MD_NVIDIA);
953 return (G_RAID_MD_TASTE_FAIL);
954}
955
956static int
957g_raid_md_event_nvidia(struct g_raid_md_object *md,
958 struct g_raid_disk *disk, u_int event)
959{
960 struct g_raid_softc *sc;
961 struct g_raid_subdisk *sd;
962 struct g_raid_md_nvidia_object *mdi;
963 struct g_raid_md_nvidia_perdisk *pd;
964
965 sc = md->mdo_softc;
966 mdi = (struct g_raid_md_nvidia_object *)md;
967 if (disk == NULL) {
968 switch (event) {
969 case G_RAID_NODE_E_START:
970 if (!mdi->mdio_started) {
971 /* Bump volume ID to drop missing disks. */
972 arc4rand(&mdi->mdio_volume_id, 16, 0);
973 g_raid_md_nvidia_start(sc);
974 }
975 return (0);
976 }
977 return (-1);
978 }
979 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
980 switch (event) {
981 case G_RAID_DISK_E_DISCONNECTED:
982 /* If disk was assigned, just update statuses. */
983 if (pd->pd_disk_pos >= 0) {
984 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
985 if (disk->d_consumer) {
986 g_raid_kill_consumer(sc, disk->d_consumer);
987 disk->d_consumer = NULL;
988 }
989 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
990 g_raid_change_subdisk_state(sd,
991 G_RAID_SUBDISK_S_NONE);
992 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
993 G_RAID_EVENT_SUBDISK);
994 }
995 } else {
996 /* Otherwise -- delete. */
997 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
998 g_raid_destroy_disk(disk);
999 }
1000
1001 if (mdi->mdio_started) {
1002 /* Bump volume ID to prevent disk resurrection. */
1003 if (pd->pd_disk_pos >= 0)
1004 arc4rand(&mdi->mdio_volume_id, 16, 0);
1005
1006 /* Write updated metadata to all disks. */
1007 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1008 }
1009
1010 /* Check if anything left except placeholders. */
1011 if (g_raid_ndisks(sc, -1) ==
1012 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1013 g_raid_destroy_node(sc, 0);
1014 else
1015 g_raid_md_nvidia_refill(sc);
1016 return (0);
1017 }
1018 return (-2);
1019}
1020
1021static int
1022g_raid_md_ctl_nvidia(struct g_raid_md_object *md,
1023 struct gctl_req *req)
1024{
1025 struct g_raid_softc *sc;
1026 struct g_raid_volume *vol;
1027 struct g_raid_subdisk *sd;
1028 struct g_raid_disk *disk;
1029 struct g_raid_md_nvidia_object *mdi;
1030 struct g_raid_md_nvidia_perdisk *pd;
1031 struct g_consumer *cp;
1032 struct g_provider *pp;
1033 char arg[16];
1034 const char *verb, *volname, *levelname, *diskname;
1035 int *nargs, *force;
1036 off_t size, sectorsize, strip;
1037 intmax_t *sizearg, *striparg;
1038 int numdisks, i, len, level, qual, update;
1039 int error;
1040
1041 sc = md->mdo_softc;
1042 mdi = (struct g_raid_md_nvidia_object *)md;
1043 verb = gctl_get_param(req, "verb", NULL);
1044 nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs));
1045 error = 0;
1046 if (strcmp(verb, "label") == 0) {
1047
1048 if (*nargs < 4) {
1049 gctl_error(req, "Invalid number of arguments.");
1050 return (-1);
1051 }
1052 volname = gctl_get_asciiparam(req, "arg1");
1053 if (volname == NULL) {
1054 gctl_error(req, "No volume name.");
1055 return (-2);
1056 }
1057 levelname = gctl_get_asciiparam(req, "arg2");
1058 if (levelname == NULL) {
1059 gctl_error(req, "No RAID level.");
1060 return (-3);
1061 }
1062 if (g_raid_volume_str2level(levelname, &level, &qual)) {
1063 gctl_error(req, "Unknown RAID level '%s'.", levelname);
1064 return (-4);
1065 }
1066 numdisks = *nargs - 3;
1067 force = gctl_get_paraml(req, "force", sizeof(*force));
1068 if (!g_raid_md_nvidia_supported(level, qual, numdisks,
1069 force ? *force : 0)) {
1070 gctl_error(req, "Unsupported RAID level "
1071 "(0x%02x/0x%02x), or number of disks (%d).",
1072 level, qual, numdisks);
1073 return (-5);
1074 }
1075
1076 /* Search for disks, connect them and probe. */
1077 size = 0x7fffffffffffffffllu;
1078 sectorsize = 0;
1079 for (i = 0; i < numdisks; i++) {
1080 snprintf(arg, sizeof(arg), "arg%d", i + 3);
1081 diskname = gctl_get_asciiparam(req, arg);
1082 if (diskname == NULL) {
1083 gctl_error(req, "No disk name (%s).", arg);
1084 error = -6;
1085 break;
1086 }
1087 if (strcmp(diskname, "NONE") == 0) {
1088 cp = NULL;
1089 pp = NULL;
1090 } else {
1091 g_topology_lock();
1092 cp = g_raid_open_consumer(sc, diskname);
1093 if (cp == NULL) {
1094 gctl_error(req, "Can't open '%s'.",
1095 diskname);
1096 g_topology_unlock();
1097 error = -7;
1098 break;
1099 }
1100 pp = cp->provider;
1101 }
1102 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1103 pd->pd_disk_pos = i;
1104 disk = g_raid_create_disk(sc);
1105 disk->d_md_data = (void *)pd;
1106 disk->d_consumer = cp;
1107 if (cp == NULL)
1108 continue;
1109 cp->private = disk;
1110 g_topology_unlock();
1111
1112 /* Read kernel dumping information. */
1113 disk->d_kd.offset = 0;
1114 disk->d_kd.length = OFF_MAX;
1115 len = sizeof(disk->d_kd);
1116 g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd);
1117 if (disk->d_kd.di.dumper == NULL)
1118 G_RAID_DEBUG1(2, sc,
1119 "Dumping not supported by %s.",
1120 cp->provider->name);
1121
1122 pd->pd_disk_size = pp->mediasize;
1123 if (size > pp->mediasize)
1124 size = pp->mediasize;
1125 if (sectorsize < pp->sectorsize)
1126 sectorsize = pp->sectorsize;
1127 }
1128 if (error != 0)
1129 return (error);
1130
|
| 1131 if (sectorsize <= 0) {
1132 gctl_error(req, "Can't get sector size.");
1133 return (-8);
1134 }
1135
|
1144 /* Reserve space for metadata. */
1145 size -= 2 * sectorsize;
1146
1147 /* Handle size argument. */
1148 len = sizeof(*sizearg);
1149 sizearg = gctl_get_param(req, "size", &len);
1150 if (sizearg != NULL && len == sizeof(*sizearg) &&
1151 *sizearg > 0) {
1152 if (*sizearg > size) {
1153 gctl_error(req, "Size too big %lld > %lld.",
1154 (long long)*sizearg, (long long)size);
1155 return (-9);
1156 }
1157 size = *sizearg;
1158 }
1159
1160 /* Handle strip argument. */
1161 strip = 131072;
1162 len = sizeof(*striparg);
1163 striparg = gctl_get_param(req, "strip", &len);
1164 if (striparg != NULL && len == sizeof(*striparg) &&
1165 *striparg > 0) {
1166 if (*striparg < sectorsize) {
1167 gctl_error(req, "Strip size too small.");
1168 return (-10);
1169 }
1170 if (*striparg % sectorsize != 0) {
1171 gctl_error(req, "Incorrect strip size.");
1172 return (-11);
1173 }
1174 if (strip > 65535 * sectorsize) {
1175 gctl_error(req, "Strip size too big.");
1176 return (-12);
1177 }
1178 strip = *striparg;
1179 }
1180
1181 /* Round size down to strip or sector. */
1182 if (level == G_RAID_VOLUME_RL_RAID1)
1183 size -= (size % sectorsize);
1184 else if (level == G_RAID_VOLUME_RL_RAID1E &&
1185 (numdisks & 1) != 0)
1186 size -= (size % (2 * strip));
1187 else
1188 size -= (size % strip);
1189 if (size <= 0) {
1190 gctl_error(req, "Size too small.");
1191 return (-13);
1192 }
1193 if (size > 0xffffffffffffllu * sectorsize) {
1194 gctl_error(req, "Size too big.");
1195 return (-14);
1196 }
1197
1198 /* We have all we need, create things: volume, ... */
1199 mdi->mdio_total_disks = numdisks;
1200 mdi->mdio_started = 1;
1201 vol = g_raid_create_volume(sc, volname, -1);
1202 vol->v_md_data = (void *)(intptr_t)0;
1203 vol->v_raid_level = level;
1204 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE;
1205 vol->v_strip_size = strip;
1206 vol->v_disks_count = numdisks;
1207 if (level == G_RAID_VOLUME_RL_RAID0 ||
1208 level == G_RAID_VOLUME_RL_CONCAT ||
1209 level == G_RAID_VOLUME_RL_SINGLE)
1210 vol->v_mediasize = size * numdisks;
1211 else if (level == G_RAID_VOLUME_RL_RAID1)
1212 vol->v_mediasize = size;
1213 else if (level == G_RAID_VOLUME_RL_RAID5)
1214 vol->v_mediasize = size * (numdisks - 1);
1215 else { /* RAID1E */
1216 vol->v_mediasize = ((size * numdisks) / strip / 2) *
1217 strip;
1218 }
1219 vol->v_sectorsize = sectorsize;
1220 g_raid_start_volume(vol);
1221
1222 /* , and subdisks. */
1223 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1224 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1225 sd = &vol->v_subdisks[pd->pd_disk_pos];
1226 sd->sd_disk = disk;
1227 sd->sd_offset = 0;
1228 sd->sd_size = size;
1229 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
1230 if (sd->sd_disk->d_consumer != NULL) {
1231 g_raid_change_disk_state(disk,
1232 G_RAID_DISK_S_ACTIVE);
1233 g_raid_change_subdisk_state(sd,
1234 G_RAID_SUBDISK_S_ACTIVE);
1235 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
1236 G_RAID_EVENT_SUBDISK);
1237 } else {
1238 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1239 }
1240 }
1241
1242 /* Write metadata based on created entities. */
1243 G_RAID_DEBUG1(0, sc, "Array started.");
1244 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1245
1246 /* Pickup any STALE/SPARE disks to refill array if needed. */
1247 g_raid_md_nvidia_refill(sc);
1248
1249 g_raid_event_send(vol, G_RAID_VOLUME_E_START,
1250 G_RAID_EVENT_VOLUME);
1251 return (0);
1252 }
1253 if (strcmp(verb, "delete") == 0) {
1254
1255 /* Check if some volume is still open. */
1256 force = gctl_get_paraml(req, "force", sizeof(*force));
1257 if (force != NULL && *force == 0 &&
1258 g_raid_nopens(sc) != 0) {
1259 gctl_error(req, "Some volume is still open.");
1260 return (-4);
1261 }
1262
1263 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1264 if (disk->d_consumer)
1265 nvidia_meta_erase(disk->d_consumer);
1266 }
1267 g_raid_destroy_node(sc, 0);
1268 return (0);
1269 }
1270 if (strcmp(verb, "remove") == 0 ||
1271 strcmp(verb, "fail") == 0) {
1272 if (*nargs < 2) {
1273 gctl_error(req, "Invalid number of arguments.");
1274 return (-1);
1275 }
1276 for (i = 1; i < *nargs; i++) {
1277 snprintf(arg, sizeof(arg), "arg%d", i);
1278 diskname = gctl_get_asciiparam(req, arg);
1279 if (diskname == NULL) {
1280 gctl_error(req, "No disk name (%s).", arg);
1281 error = -2;
1282 break;
1283 }
1284 if (strncmp(diskname, "/dev/", 5) == 0)
1285 diskname += 5;
1286
1287 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1288 if (disk->d_consumer != NULL &&
1289 disk->d_consumer->provider != NULL &&
1290 strcmp(disk->d_consumer->provider->name,
1291 diskname) == 0)
1292 break;
1293 }
1294 if (disk == NULL) {
1295 gctl_error(req, "Disk '%s' not found.",
1296 diskname);
1297 error = -3;
1298 break;
1299 }
1300
1301 if (strcmp(verb, "fail") == 0) {
1302 g_raid_md_fail_disk_nvidia(md, NULL, disk);
1303 continue;
1304 }
1305
1306 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1307
1308 /* Erase metadata on deleting disk. */
1309 nvidia_meta_erase(disk->d_consumer);
1310
1311 /* If disk was assigned, just update statuses. */
1312 if (pd->pd_disk_pos >= 0) {
1313 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1314 g_raid_kill_consumer(sc, disk->d_consumer);
1315 disk->d_consumer = NULL;
1316 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
1317 g_raid_change_subdisk_state(sd,
1318 G_RAID_SUBDISK_S_NONE);
1319 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
1320 G_RAID_EVENT_SUBDISK);
1321 }
1322 } else {
1323 /* Otherwise -- delete. */
1324 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
1325 g_raid_destroy_disk(disk);
1326 }
1327 }
1328
1329 /* Write updated metadata to remaining disks. */
1330 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1331
1332 /* Check if anything left except placeholders. */
1333 if (g_raid_ndisks(sc, -1) ==
1334 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1335 g_raid_destroy_node(sc, 0);
1336 else
1337 g_raid_md_nvidia_refill(sc);
1338 return (error);
1339 }
1340 if (strcmp(verb, "insert") == 0) {
1341 if (*nargs < 2) {
1342 gctl_error(req, "Invalid number of arguments.");
1343 return (-1);
1344 }
1345 update = 0;
1346 for (i = 1; i < *nargs; i++) {
1347 /* Get disk name. */
1348 snprintf(arg, sizeof(arg), "arg%d", i);
1349 diskname = gctl_get_asciiparam(req, arg);
1350 if (diskname == NULL) {
1351 gctl_error(req, "No disk name (%s).", arg);
1352 error = -3;
1353 break;
1354 }
1355
1356 /* Try to find provider with specified name. */
1357 g_topology_lock();
1358 cp = g_raid_open_consumer(sc, diskname);
1359 if (cp == NULL) {
1360 gctl_error(req, "Can't open disk '%s'.",
1361 diskname);
1362 g_topology_unlock();
1363 error = -4;
1364 break;
1365 }
1366 pp = cp->provider;
1367
1368 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1369 pd->pd_disk_pos = -3;
1370 pd->pd_disk_size = pp->mediasize;
1371
1372 disk = g_raid_create_disk(sc);
1373 disk->d_consumer = cp;
| 1136 /* Reserve space for metadata. */
1137 size -= 2 * sectorsize;
1138
1139 /* Handle size argument. */
1140 len = sizeof(*sizearg);
1141 sizearg = gctl_get_param(req, "size", &len);
1142 if (sizearg != NULL && len == sizeof(*sizearg) &&
1143 *sizearg > 0) {
1144 if (*sizearg > size) {
1145 gctl_error(req, "Size too big %lld > %lld.",
1146 (long long)*sizearg, (long long)size);
1147 return (-9);
1148 }
1149 size = *sizearg;
1150 }
1151
1152 /* Handle strip argument. */
1153 strip = 131072;
1154 len = sizeof(*striparg);
1155 striparg = gctl_get_param(req, "strip", &len);
1156 if (striparg != NULL && len == sizeof(*striparg) &&
1157 *striparg > 0) {
1158 if (*striparg < sectorsize) {
1159 gctl_error(req, "Strip size too small.");
1160 return (-10);
1161 }
1162 if (*striparg % sectorsize != 0) {
1163 gctl_error(req, "Incorrect strip size.");
1164 return (-11);
1165 }
1166 if (strip > 65535 * sectorsize) {
1167 gctl_error(req, "Strip size too big.");
1168 return (-12);
1169 }
1170 strip = *striparg;
1171 }
1172
1173 /* Round size down to strip or sector. */
1174 if (level == G_RAID_VOLUME_RL_RAID1)
1175 size -= (size % sectorsize);
1176 else if (level == G_RAID_VOLUME_RL_RAID1E &&
1177 (numdisks & 1) != 0)
1178 size -= (size % (2 * strip));
1179 else
1180 size -= (size % strip);
1181 if (size <= 0) {
1182 gctl_error(req, "Size too small.");
1183 return (-13);
1184 }
1185 if (size > 0xffffffffffffllu * sectorsize) {
1186 gctl_error(req, "Size too big.");
1187 return (-14);
1188 }
1189
1190 /* We have all we need, create things: volume, ... */
1191 mdi->mdio_total_disks = numdisks;
1192 mdi->mdio_started = 1;
1193 vol = g_raid_create_volume(sc, volname, -1);
1194 vol->v_md_data = (void *)(intptr_t)0;
1195 vol->v_raid_level = level;
1196 vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE;
1197 vol->v_strip_size = strip;
1198 vol->v_disks_count = numdisks;
1199 if (level == G_RAID_VOLUME_RL_RAID0 ||
1200 level == G_RAID_VOLUME_RL_CONCAT ||
1201 level == G_RAID_VOLUME_RL_SINGLE)
1202 vol->v_mediasize = size * numdisks;
1203 else if (level == G_RAID_VOLUME_RL_RAID1)
1204 vol->v_mediasize = size;
1205 else if (level == G_RAID_VOLUME_RL_RAID5)
1206 vol->v_mediasize = size * (numdisks - 1);
1207 else { /* RAID1E */
1208 vol->v_mediasize = ((size * numdisks) / strip / 2) *
1209 strip;
1210 }
1211 vol->v_sectorsize = sectorsize;
1212 g_raid_start_volume(vol);
1213
1214 /* , and subdisks. */
1215 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1216 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1217 sd = &vol->v_subdisks[pd->pd_disk_pos];
1218 sd->sd_disk = disk;
1219 sd->sd_offset = 0;
1220 sd->sd_size = size;
1221 TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next);
1222 if (sd->sd_disk->d_consumer != NULL) {
1223 g_raid_change_disk_state(disk,
1224 G_RAID_DISK_S_ACTIVE);
1225 g_raid_change_subdisk_state(sd,
1226 G_RAID_SUBDISK_S_ACTIVE);
1227 g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW,
1228 G_RAID_EVENT_SUBDISK);
1229 } else {
1230 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1231 }
1232 }
1233
1234 /* Write metadata based on created entities. */
1235 G_RAID_DEBUG1(0, sc, "Array started.");
1236 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1237
1238 /* Pickup any STALE/SPARE disks to refill array if needed. */
1239 g_raid_md_nvidia_refill(sc);
1240
1241 g_raid_event_send(vol, G_RAID_VOLUME_E_START,
1242 G_RAID_EVENT_VOLUME);
1243 return (0);
1244 }
1245 if (strcmp(verb, "delete") == 0) {
1246
1247 /* Check if some volume is still open. */
1248 force = gctl_get_paraml(req, "force", sizeof(*force));
1249 if (force != NULL && *force == 0 &&
1250 g_raid_nopens(sc) != 0) {
1251 gctl_error(req, "Some volume is still open.");
1252 return (-4);
1253 }
1254
1255 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1256 if (disk->d_consumer)
1257 nvidia_meta_erase(disk->d_consumer);
1258 }
1259 g_raid_destroy_node(sc, 0);
1260 return (0);
1261 }
1262 if (strcmp(verb, "remove") == 0 ||
1263 strcmp(verb, "fail") == 0) {
1264 if (*nargs < 2) {
1265 gctl_error(req, "Invalid number of arguments.");
1266 return (-1);
1267 }
1268 for (i = 1; i < *nargs; i++) {
1269 snprintf(arg, sizeof(arg), "arg%d", i);
1270 diskname = gctl_get_asciiparam(req, arg);
1271 if (diskname == NULL) {
1272 gctl_error(req, "No disk name (%s).", arg);
1273 error = -2;
1274 break;
1275 }
1276 if (strncmp(diskname, "/dev/", 5) == 0)
1277 diskname += 5;
1278
1279 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1280 if (disk->d_consumer != NULL &&
1281 disk->d_consumer->provider != NULL &&
1282 strcmp(disk->d_consumer->provider->name,
1283 diskname) == 0)
1284 break;
1285 }
1286 if (disk == NULL) {
1287 gctl_error(req, "Disk '%s' not found.",
1288 diskname);
1289 error = -3;
1290 break;
1291 }
1292
1293 if (strcmp(verb, "fail") == 0) {
1294 g_raid_md_fail_disk_nvidia(md, NULL, disk);
1295 continue;
1296 }
1297
1298 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1299
1300 /* Erase metadata on deleting disk. */
1301 nvidia_meta_erase(disk->d_consumer);
1302
1303 /* If disk was assigned, just update statuses. */
1304 if (pd->pd_disk_pos >= 0) {
1305 g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE);
1306 g_raid_kill_consumer(sc, disk->d_consumer);
1307 disk->d_consumer = NULL;
1308 TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) {
1309 g_raid_change_subdisk_state(sd,
1310 G_RAID_SUBDISK_S_NONE);
1311 g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED,
1312 G_RAID_EVENT_SUBDISK);
1313 }
1314 } else {
1315 /* Otherwise -- delete. */
1316 g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE);
1317 g_raid_destroy_disk(disk);
1318 }
1319 }
1320
1321 /* Write updated metadata to remaining disks. */
1322 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1323
1324 /* Check if anything left except placeholders. */
1325 if (g_raid_ndisks(sc, -1) ==
1326 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1327 g_raid_destroy_node(sc, 0);
1328 else
1329 g_raid_md_nvidia_refill(sc);
1330 return (error);
1331 }
1332 if (strcmp(verb, "insert") == 0) {
1333 if (*nargs < 2) {
1334 gctl_error(req, "Invalid number of arguments.");
1335 return (-1);
1336 }
1337 update = 0;
1338 for (i = 1; i < *nargs; i++) {
1339 /* Get disk name. */
1340 snprintf(arg, sizeof(arg), "arg%d", i);
1341 diskname = gctl_get_asciiparam(req, arg);
1342 if (diskname == NULL) {
1343 gctl_error(req, "No disk name (%s).", arg);
1344 error = -3;
1345 break;
1346 }
1347
1348 /* Try to find provider with specified name. */
1349 g_topology_lock();
1350 cp = g_raid_open_consumer(sc, diskname);
1351 if (cp == NULL) {
1352 gctl_error(req, "Can't open disk '%s'.",
1353 diskname);
1354 g_topology_unlock();
1355 error = -4;
1356 break;
1357 }
1358 pp = cp->provider;
1359
1360 pd = malloc(sizeof(*pd), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1361 pd->pd_disk_pos = -3;
1362 pd->pd_disk_size = pp->mediasize;
1363
1364 disk = g_raid_create_disk(sc);
1365 disk->d_consumer = cp;
|
1374 disk->d_consumer->private = disk;
| |
1375 disk->d_md_data = (void *)pd;
1376 cp->private = disk;
1377 g_topology_unlock();
1378
1379 /* Read kernel dumping information. */
1380 disk->d_kd.offset = 0;
1381 disk->d_kd.length = OFF_MAX;
1382 len = sizeof(disk->d_kd);
1383 g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd);
1384 if (disk->d_kd.di.dumper == NULL)
1385 G_RAID_DEBUG1(2, sc,
1386 "Dumping not supported by %s.",
1387 cp->provider->name);
1388
1389 /* Welcome the "new" disk. */
1390 update += g_raid_md_nvidia_start_disk(disk);
1391 if (disk->d_state != G_RAID_DISK_S_SPARE &&
1392 disk->d_state != G_RAID_DISK_S_ACTIVE) {
1393 gctl_error(req, "Disk '%s' doesn't fit.",
1394 diskname);
1395 g_raid_destroy_disk(disk);
1396 error = -8;
1397 break;
1398 }
1399 }
1400
1401 /* Write new metadata if we changed something. */
1402 if (update)
1403 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1404 return (error);
1405 }
1406 gctl_error(req, "Command '%s' is not supported.", verb);
1407 return (-100);
1408}
1409
1410static int
1411g_raid_md_write_nvidia(struct g_raid_md_object *md, struct g_raid_volume *tvol,
1412 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1413{
1414 struct g_raid_softc *sc;
1415 struct g_raid_volume *vol;
1416 struct g_raid_subdisk *sd;
1417 struct g_raid_disk *disk;
1418 struct g_raid_md_nvidia_object *mdi;
1419 struct g_raid_md_nvidia_perdisk *pd;
1420 struct nvidia_raid_conf *meta;
1421 int i, spares;
1422
1423 sc = md->mdo_softc;
1424 mdi = (struct g_raid_md_nvidia_object *)md;
1425
1426 if (sc->sc_stopping == G_RAID_DESTROY_HARD)
1427 return (0);
1428
1429 /* There is only one volume. */
1430 vol = TAILQ_FIRST(&sc->sc_volumes);
1431
1432 /* Fill global fields. */
1433 meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1434 if (mdi->mdio_meta)
1435 memcpy(meta, mdi->mdio_meta, sizeof(*meta));
1436 memcpy(meta->nvidia_id, NVIDIA_MAGIC, sizeof(NVIDIA_MAGIC) - 1);
1437 meta->config_size = 30;
1438 meta->version = 0x0064;
1439 meta->total_sectors = vol->v_mediasize / vol->v_sectorsize;
1440 meta->sector_size = vol->v_sectorsize;
1441 nvidia_meta_put_name(meta, vol->v_name);
1442 meta->magic_0 = NVIDIA_MAGIC0;
1443 memcpy(&meta->volume_id, &mdi->mdio_volume_id, 16);
1444 meta->state = NVIDIA_S_IDLE;
1445 if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1)
1446 meta->array_width = 1;
1447 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E)
1448 meta->array_width = vol->v_disks_count / 2;
1449 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5)
1450 meta->array_width = vol->v_disks_count - 1;
1451 else
1452 meta->array_width = vol->v_disks_count;
1453 meta->total_disks = vol->v_disks_count;
1454 meta->orig_array_width = meta->array_width;
1455 if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0)
1456 meta->type = NVIDIA_T_RAID0;
1457 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1)
1458 meta->type = NVIDIA_T_RAID1;
1459 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E)
1460 meta->type = NVIDIA_T_RAID01;
1461 else if (vol->v_raid_level == G_RAID_VOLUME_RL_CONCAT ||
1462 vol->v_raid_level == G_RAID_VOLUME_RL_SINGLE)
1463 meta->type = NVIDIA_T_CONCAT;
1464// else if (vol->v_raid_level_qualifier == 0)
1465// meta->type = NVIDIA_T_RAID5;
1466 else
1467 meta->type = NVIDIA_T_RAID5_SYM;
1468 meta->strip_sectors = vol->v_strip_size / vol->v_sectorsize;
1469 meta->strip_bytes = vol->v_strip_size;
1470 meta->strip_shift = ffs(meta->strip_sectors) - 1;
1471 meta->strip_mask = meta->strip_sectors - 1;
1472 meta->stripe_sectors = meta->strip_sectors * meta->orig_array_width;
1473 meta->stripe_bytes = meta->stripe_sectors * vol->v_sectorsize;
1474 meta->rebuild_lba = 0;
1475 meta->orig_type = meta->type;
1476 meta->orig_total_sectors = meta->total_sectors;
1477 meta->status = 0;
1478
1479 for (i = 0; i < vol->v_disks_count; i++) {
1480 sd = &vol->v_subdisks[i];
1481 if ((sd->sd_state == G_RAID_SUBDISK_S_STALE ||
1482 sd->sd_state == G_RAID_SUBDISK_S_RESYNC ||
1483 vol->v_dirty) &&
1484 meta->state != NVIDIA_S_REBUILD)
1485 meta->state = NVIDIA_S_SYNC;
1486 else if (sd->sd_state == G_RAID_SUBDISK_S_NEW ||
1487 sd->sd_state == G_RAID_SUBDISK_S_REBUILD)
1488 meta->state = NVIDIA_S_REBUILD;
1489 }
1490
1491 /* We are done. Print meta data and store them to disks. */
1492 if (mdi->mdio_meta != NULL)
1493 free(mdi->mdio_meta, M_MD_NVIDIA);
1494 mdi->mdio_meta = meta;
1495 spares = 0;
1496 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1497 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1498 if (disk->d_state != G_RAID_DISK_S_ACTIVE &&
1499 disk->d_state != G_RAID_DISK_S_SPARE)
1500 continue;
1501 if (pd->pd_meta != NULL) {
1502 free(pd->pd_meta, M_MD_NVIDIA);
1503 pd->pd_meta = NULL;
1504 }
1505 pd->pd_meta = nvidia_meta_copy(meta);
1506 if ((sd = TAILQ_FIRST(&disk->d_subdisks)) != NULL) {
1507 /* For RAID0+1 we need to translate order. */
1508 pd->pd_meta->disk_number =
1509 nvidia_meta_translate_disk(meta, sd->sd_pos);
1510 if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE) {
1511 pd->pd_meta->disk_status = 0x100;
1512 pd->pd_meta->rebuild_lba =
1513 sd->sd_rebuild_pos / vol->v_sectorsize *
1514 meta->array_width;
1515 }
1516 } else
1517 pd->pd_meta->disk_number = meta->total_disks + spares++;
1518 G_RAID_DEBUG(1, "Writing NVIDIA metadata to %s",
1519 g_raid_get_diskname(disk));
1520 g_raid_md_nvidia_print(pd->pd_meta);
1521 nvidia_meta_write(disk->d_consumer, pd->pd_meta);
1522 }
1523 return (0);
1524}
1525
1526static int
1527g_raid_md_fail_disk_nvidia(struct g_raid_md_object *md,
1528 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1529{
1530 struct g_raid_softc *sc;
| 1366 disk->d_md_data = (void *)pd;
1367 cp->private = disk;
1368 g_topology_unlock();
1369
1370 /* Read kernel dumping information. */
1371 disk->d_kd.offset = 0;
1372 disk->d_kd.length = OFF_MAX;
1373 len = sizeof(disk->d_kd);
1374 g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd);
1375 if (disk->d_kd.di.dumper == NULL)
1376 G_RAID_DEBUG1(2, sc,
1377 "Dumping not supported by %s.",
1378 cp->provider->name);
1379
1380 /* Welcome the "new" disk. */
1381 update += g_raid_md_nvidia_start_disk(disk);
1382 if (disk->d_state != G_RAID_DISK_S_SPARE &&
1383 disk->d_state != G_RAID_DISK_S_ACTIVE) {
1384 gctl_error(req, "Disk '%s' doesn't fit.",
1385 diskname);
1386 g_raid_destroy_disk(disk);
1387 error = -8;
1388 break;
1389 }
1390 }
1391
1392 /* Write new metadata if we changed something. */
1393 if (update)
1394 g_raid_md_write_nvidia(md, NULL, NULL, NULL);
1395 return (error);
1396 }
1397 gctl_error(req, "Command '%s' is not supported.", verb);
1398 return (-100);
1399}
1400
1401static int
1402g_raid_md_write_nvidia(struct g_raid_md_object *md, struct g_raid_volume *tvol,
1403 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1404{
1405 struct g_raid_softc *sc;
1406 struct g_raid_volume *vol;
1407 struct g_raid_subdisk *sd;
1408 struct g_raid_disk *disk;
1409 struct g_raid_md_nvidia_object *mdi;
1410 struct g_raid_md_nvidia_perdisk *pd;
1411 struct nvidia_raid_conf *meta;
1412 int i, spares;
1413
1414 sc = md->mdo_softc;
1415 mdi = (struct g_raid_md_nvidia_object *)md;
1416
1417 if (sc->sc_stopping == G_RAID_DESTROY_HARD)
1418 return (0);
1419
1420 /* There is only one volume. */
1421 vol = TAILQ_FIRST(&sc->sc_volumes);
1422
1423 /* Fill global fields. */
1424 meta = malloc(sizeof(*meta), M_MD_NVIDIA, M_WAITOK | M_ZERO);
1425 if (mdi->mdio_meta)
1426 memcpy(meta, mdi->mdio_meta, sizeof(*meta));
1427 memcpy(meta->nvidia_id, NVIDIA_MAGIC, sizeof(NVIDIA_MAGIC) - 1);
1428 meta->config_size = 30;
1429 meta->version = 0x0064;
1430 meta->total_sectors = vol->v_mediasize / vol->v_sectorsize;
1431 meta->sector_size = vol->v_sectorsize;
1432 nvidia_meta_put_name(meta, vol->v_name);
1433 meta->magic_0 = NVIDIA_MAGIC0;
1434 memcpy(&meta->volume_id, &mdi->mdio_volume_id, 16);
1435 meta->state = NVIDIA_S_IDLE;
1436 if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1)
1437 meta->array_width = 1;
1438 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E)
1439 meta->array_width = vol->v_disks_count / 2;
1440 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5)
1441 meta->array_width = vol->v_disks_count - 1;
1442 else
1443 meta->array_width = vol->v_disks_count;
1444 meta->total_disks = vol->v_disks_count;
1445 meta->orig_array_width = meta->array_width;
1446 if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0)
1447 meta->type = NVIDIA_T_RAID0;
1448 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1)
1449 meta->type = NVIDIA_T_RAID1;
1450 else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E)
1451 meta->type = NVIDIA_T_RAID01;
1452 else if (vol->v_raid_level == G_RAID_VOLUME_RL_CONCAT ||
1453 vol->v_raid_level == G_RAID_VOLUME_RL_SINGLE)
1454 meta->type = NVIDIA_T_CONCAT;
1455// else if (vol->v_raid_level_qualifier == 0)
1456// meta->type = NVIDIA_T_RAID5;
1457 else
1458 meta->type = NVIDIA_T_RAID5_SYM;
1459 meta->strip_sectors = vol->v_strip_size / vol->v_sectorsize;
1460 meta->strip_bytes = vol->v_strip_size;
1461 meta->strip_shift = ffs(meta->strip_sectors) - 1;
1462 meta->strip_mask = meta->strip_sectors - 1;
1463 meta->stripe_sectors = meta->strip_sectors * meta->orig_array_width;
1464 meta->stripe_bytes = meta->stripe_sectors * vol->v_sectorsize;
1465 meta->rebuild_lba = 0;
1466 meta->orig_type = meta->type;
1467 meta->orig_total_sectors = meta->total_sectors;
1468 meta->status = 0;
1469
1470 for (i = 0; i < vol->v_disks_count; i++) {
1471 sd = &vol->v_subdisks[i];
1472 if ((sd->sd_state == G_RAID_SUBDISK_S_STALE ||
1473 sd->sd_state == G_RAID_SUBDISK_S_RESYNC ||
1474 vol->v_dirty) &&
1475 meta->state != NVIDIA_S_REBUILD)
1476 meta->state = NVIDIA_S_SYNC;
1477 else if (sd->sd_state == G_RAID_SUBDISK_S_NEW ||
1478 sd->sd_state == G_RAID_SUBDISK_S_REBUILD)
1479 meta->state = NVIDIA_S_REBUILD;
1480 }
1481
1482 /* We are done. Print meta data and store them to disks. */
1483 if (mdi->mdio_meta != NULL)
1484 free(mdi->mdio_meta, M_MD_NVIDIA);
1485 mdi->mdio_meta = meta;
1486 spares = 0;
1487 TAILQ_FOREACH(disk, &sc->sc_disks, d_next) {
1488 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1489 if (disk->d_state != G_RAID_DISK_S_ACTIVE &&
1490 disk->d_state != G_RAID_DISK_S_SPARE)
1491 continue;
1492 if (pd->pd_meta != NULL) {
1493 free(pd->pd_meta, M_MD_NVIDIA);
1494 pd->pd_meta = NULL;
1495 }
1496 pd->pd_meta = nvidia_meta_copy(meta);
1497 if ((sd = TAILQ_FIRST(&disk->d_subdisks)) != NULL) {
1498 /* For RAID0+1 we need to translate order. */
1499 pd->pd_meta->disk_number =
1500 nvidia_meta_translate_disk(meta, sd->sd_pos);
1501 if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE) {
1502 pd->pd_meta->disk_status = 0x100;
1503 pd->pd_meta->rebuild_lba =
1504 sd->sd_rebuild_pos / vol->v_sectorsize *
1505 meta->array_width;
1506 }
1507 } else
1508 pd->pd_meta->disk_number = meta->total_disks + spares++;
1509 G_RAID_DEBUG(1, "Writing NVIDIA metadata to %s",
1510 g_raid_get_diskname(disk));
1511 g_raid_md_nvidia_print(pd->pd_meta);
1512 nvidia_meta_write(disk->d_consumer, pd->pd_meta);
1513 }
1514 return (0);
1515}
1516
1517static int
1518g_raid_md_fail_disk_nvidia(struct g_raid_md_object *md,
1519 struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk)
1520{
1521 struct g_raid_softc *sc;
|
1531 struct g_raid_md_nvidia_object *mdi;
| |
1532 struct g_raid_md_nvidia_perdisk *pd;
1533 struct g_raid_subdisk *sd;
1534
1535 sc = md->mdo_softc;
| 1522 struct g_raid_md_nvidia_perdisk *pd;
1523 struct g_raid_subdisk *sd;
1524
1525 sc = md->mdo_softc;
|
1536 mdi = (struct g_raid_md_nvidia_object *)md;
| |
1537 pd = (struct g_raid_md_nvidia_perdisk *)tdisk->d_md_data;
1538
1539 /* We can't fail disk that is not a part of array now. */
1540 if (pd->pd_disk_pos < 0)
1541 return (-1);
1542
1543 /* Erase metadata to prevent disks's later resurrection. */
1544 if (tdisk->d_consumer)
1545 nvidia_meta_erase(tdisk->d_consumer);
1546
1547 /* Change states. */
1548 g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED);
1549 TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) {
1550 g_raid_change_subdisk_state(sd,
1551 G_RAID_SUBDISK_S_FAILED);
1552 g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED,
1553 G_RAID_EVENT_SUBDISK);
1554 }
1555
1556 /* Write updated metadata to remaining disks. */
1557 g_raid_md_write_nvidia(md, NULL, NULL, tdisk);
1558
1559 /* Check if anything left except placeholders. */
1560 if (g_raid_ndisks(sc, -1) ==
1561 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1562 g_raid_destroy_node(sc, 0);
1563 else
1564 g_raid_md_nvidia_refill(sc);
1565 return (0);
1566}
1567
1568static int
1569g_raid_md_free_disk_nvidia(struct g_raid_md_object *md,
1570 struct g_raid_disk *disk)
1571{
1572 struct g_raid_md_nvidia_perdisk *pd;
1573
1574 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1575 if (pd->pd_meta != NULL) {
1576 free(pd->pd_meta, M_MD_NVIDIA);
1577 pd->pd_meta = NULL;
1578 }
1579 free(pd, M_MD_NVIDIA);
1580 disk->d_md_data = NULL;
1581 return (0);
1582}
1583
1584static int
1585g_raid_md_free_nvidia(struct g_raid_md_object *md)
1586{
1587 struct g_raid_md_nvidia_object *mdi;
1588
1589 mdi = (struct g_raid_md_nvidia_object *)md;
1590 if (!mdi->mdio_started) {
1591 mdi->mdio_started = 0;
1592 callout_stop(&mdi->mdio_start_co);
1593 G_RAID_DEBUG1(1, md->mdo_softc,
1594 "root_mount_rel %p", mdi->mdio_rootmount);
1595 root_mount_rel(mdi->mdio_rootmount);
1596 mdi->mdio_rootmount = NULL;
1597 }
1598 if (mdi->mdio_meta != NULL) {
1599 free(mdi->mdio_meta, M_MD_NVIDIA);
1600 mdi->mdio_meta = NULL;
1601 }
1602 return (0);
1603}
1604
1605G_RAID_MD_DECLARE(g_raid_md_nvidia);
| 1526 pd = (struct g_raid_md_nvidia_perdisk *)tdisk->d_md_data;
1527
1528 /* We can't fail disk that is not a part of array now. */
1529 if (pd->pd_disk_pos < 0)
1530 return (-1);
1531
1532 /* Erase metadata to prevent disks's later resurrection. */
1533 if (tdisk->d_consumer)
1534 nvidia_meta_erase(tdisk->d_consumer);
1535
1536 /* Change states. */
1537 g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED);
1538 TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) {
1539 g_raid_change_subdisk_state(sd,
1540 G_RAID_SUBDISK_S_FAILED);
1541 g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED,
1542 G_RAID_EVENT_SUBDISK);
1543 }
1544
1545 /* Write updated metadata to remaining disks. */
1546 g_raid_md_write_nvidia(md, NULL, NULL, tdisk);
1547
1548 /* Check if anything left except placeholders. */
1549 if (g_raid_ndisks(sc, -1) ==
1550 g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE))
1551 g_raid_destroy_node(sc, 0);
1552 else
1553 g_raid_md_nvidia_refill(sc);
1554 return (0);
1555}
1556
1557static int
1558g_raid_md_free_disk_nvidia(struct g_raid_md_object *md,
1559 struct g_raid_disk *disk)
1560{
1561 struct g_raid_md_nvidia_perdisk *pd;
1562
1563 pd = (struct g_raid_md_nvidia_perdisk *)disk->d_md_data;
1564 if (pd->pd_meta != NULL) {
1565 free(pd->pd_meta, M_MD_NVIDIA);
1566 pd->pd_meta = NULL;
1567 }
1568 free(pd, M_MD_NVIDIA);
1569 disk->d_md_data = NULL;
1570 return (0);
1571}
1572
1573static int
1574g_raid_md_free_nvidia(struct g_raid_md_object *md)
1575{
1576 struct g_raid_md_nvidia_object *mdi;
1577
1578 mdi = (struct g_raid_md_nvidia_object *)md;
1579 if (!mdi->mdio_started) {
1580 mdi->mdio_started = 0;
1581 callout_stop(&mdi->mdio_start_co);
1582 G_RAID_DEBUG1(1, md->mdo_softc,
1583 "root_mount_rel %p", mdi->mdio_rootmount);
1584 root_mount_rel(mdi->mdio_rootmount);
1585 mdi->mdio_rootmount = NULL;
1586 }
1587 if (mdi->mdio_meta != NULL) {
1588 free(mdi->mdio_meta, M_MD_NVIDIA);
1589 mdi->mdio_meta = NULL;
1590 }
1591 return (0);
1592}
1593
1594G_RAID_MD_DECLARE(g_raid_md_nvidia);
|