md_intel.c revision 230244
1219974Smav/*- 2219974Smav * Copyright (c) 2010 Alexander Motin <mav@FreeBSD.org> 3219974Smav * All rights reserved. 4219974Smav * 5219974Smav * Redistribution and use in source and binary forms, with or without 6219974Smav * modification, are permitted provided that the following conditions 7219974Smav * are met: 8219974Smav * 1. Redistributions of source code must retain the above copyright 9219974Smav * notice, this list of conditions and the following disclaimer. 10219974Smav * 2. Redistributions in binary form must reproduce the above copyright 11219974Smav * notice, this list of conditions and the following disclaimer in the 12219974Smav * documentation and/or other materials provided with the distribution. 13219974Smav * 14219974Smav * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 15219974Smav * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16219974Smav * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17219974Smav * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 18219974Smav * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19219974Smav * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20219974Smav * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21219974Smav * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22219974Smav * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23219974Smav * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24219974Smav * SUCH DAMAGE. 25219974Smav */ 26219974Smav 27219974Smav#include <sys/cdefs.h> 28219974Smav__FBSDID("$FreeBSD: stable/9/sys/geom/raid/md_intel.c 230244 2012-01-16 23:22:56Z jimharris $"); 29219974Smav 30219974Smav#include <sys/param.h> 31219974Smav#include <sys/bio.h> 32219974Smav#include <sys/endian.h> 33219974Smav#include <sys/kernel.h> 34219974Smav#include <sys/kobj.h> 35219974Smav#include <sys/limits.h> 36219974Smav#include <sys/lock.h> 37219974Smav#include <sys/malloc.h> 38219974Smav#include <sys/mutex.h> 39219974Smav#include <sys/systm.h> 40219974Smav#include <sys/taskqueue.h> 41219974Smav#include <geom/geom.h> 42219974Smav#include "geom/raid/g_raid.h" 43219974Smav#include "g_raid_md_if.h" 44219974Smav 45219974Smavstatic MALLOC_DEFINE(M_MD_INTEL, "md_intel_data", "GEOM_RAID Intel metadata"); 46219974Smav 47219974Smavstruct intel_raid_map { 48219974Smav uint32_t offset; 49219974Smav uint32_t disk_sectors; 50219974Smav uint32_t stripe_count; 51219974Smav uint16_t strip_sectors; 52219974Smav uint8_t status; 53219974Smav#define INTEL_S_READY 0x00 54219974Smav#define INTEL_S_UNINITIALIZED 0x01 55219974Smav#define INTEL_S_DEGRADED 0x02 56219974Smav#define INTEL_S_FAILURE 0x03 57219974Smav 58219974Smav uint8_t type; 59219974Smav#define INTEL_T_RAID0 0x00 60219974Smav#define INTEL_T_RAID1 0x01 61219974Smav#define INTEL_T_RAID5 0x05 62219974Smav 63219974Smav uint8_t total_disks; 64219974Smav uint8_t total_domains; 65219974Smav uint8_t failed_disk_num; 66219974Smav uint8_t ddf; 67230244Sjimharris uint32_t offset_hi; 68230244Sjimharris uint32_t disk_sectors_hi; 69230244Sjimharris uint32_t stripe_count_hi; 70230244Sjimharris uint32_t filler_2[4]; 71219974Smav uint32_t disk_idx[1]; /* total_disks entries. */ 72219974Smav#define INTEL_DI_IDX 0x00ffffff 73219974Smav#define INTEL_DI_RBLD 0x01000000 74219974Smav} __packed; 75219974Smav 76219974Smavstruct intel_raid_vol { 77219974Smav uint8_t name[16]; 78219974Smav u_int64_t total_sectors __packed; 79219974Smav uint32_t state; 80219974Smav#define INTEL_ST_BOOTABLE 0x00000001 81219974Smav#define INTEL_ST_BOOT_DEVICE 0x00000002 82219974Smav#define INTEL_ST_READ_COALESCING 0x00000004 83219974Smav#define INTEL_ST_WRITE_COALESCING 0x00000008 84219974Smav#define INTEL_ST_LAST_SHUTDOWN_DIRTY 0x00000010 85219974Smav#define INTEL_ST_HIDDEN_AT_BOOT 0x00000020 86219974Smav#define INTEL_ST_CURRENTLY_HIDDEN 0x00000040 87219974Smav#define INTEL_ST_VERIFY_AND_FIX 0x00000080 88219974Smav#define INTEL_ST_MAP_STATE_UNINIT 0x00000100 89219974Smav#define INTEL_ST_NO_AUTO_RECOVERY 0x00000200 90219974Smav#define INTEL_ST_CLONE_N_GO 0x00000400 91219974Smav#define INTEL_ST_CLONE_MAN_SYNC 0x00000800 92219974Smav#define INTEL_ST_CNG_MASTER_DISK_NUM 0x00001000 93219974Smav uint32_t reserved; 94219974Smav uint8_t migr_priority; 95219974Smav uint8_t num_sub_vols; 96219974Smav uint8_t tid; 97219974Smav uint8_t cng_master_disk; 98219974Smav uint16_t cache_policy; 99219974Smav uint8_t cng_state; 100219974Smav uint8_t cng_sub_state; 101219974Smav uint32_t filler_0[10]; 102219974Smav 103219974Smav uint32_t curr_migr_unit; 104219974Smav uint32_t checkpoint_id; 105219974Smav uint8_t migr_state; 106219974Smav uint8_t migr_type; 107219974Smav#define INTEL_MT_INIT 0 108219974Smav#define INTEL_MT_REBUILD 1 109219974Smav#define INTEL_MT_VERIFY 2 110219974Smav#define INTEL_MT_GEN_MIGR 3 111219974Smav#define INTEL_MT_STATE_CHANGE 4 112219974Smav#define INTEL_MT_REPAIR 5 113219974Smav uint8_t dirty; 114219974Smav uint8_t fs_state; 115219974Smav uint16_t verify_errors; 116219974Smav uint16_t bad_blocks; 117230244Sjimharris uint32_t curr_migr_unit_hi; 118230244Sjimharris uint32_t filler_1[3]; 119219974Smav struct intel_raid_map map[1]; /* 2 entries if migr_state != 0. */ 120219974Smav} __packed; 121219974Smav 122219974Smavstruct intel_raid_disk { 123219974Smav#define INTEL_SERIAL_LEN 16 124219974Smav uint8_t serial[INTEL_SERIAL_LEN]; 125219974Smav uint32_t sectors; 126219974Smav uint32_t id; 127219974Smav uint32_t flags; 128219974Smav#define INTEL_F_SPARE 0x01 129219974Smav#define INTEL_F_ASSIGNED 0x02 130219974Smav#define INTEL_F_FAILED 0x04 131219974Smav#define INTEL_F_ONLINE 0x08 132230244Sjimharris uint32_t owner_cfg_num; 133230244Sjimharris uint32_t sectors_hi; 134230244Sjimharris uint32_t filler[3]; 135219974Smav} __packed; 136219974Smav 137219974Smavstruct intel_raid_conf { 138219974Smav uint8_t intel_id[24]; 139219974Smav#define INTEL_MAGIC "Intel Raid ISM Cfg Sig. " 140219974Smav 141219974Smav uint8_t version[6]; 142219974Smav#define INTEL_VERSION_1000 "1.0.00" /* RAID0 */ 143219974Smav#define INTEL_VERSION_1100 "1.1.00" /* RAID1 */ 144219974Smav#define INTEL_VERSION_1200 "1.2.00" /* Many volumes */ 145219974Smav#define INTEL_VERSION_1201 "1.2.01" /* 3 or 4 disks */ 146219974Smav#define INTEL_VERSION_1202 "1.2.02" /* RAID5 */ 147219974Smav#define INTEL_VERSION_1204 "1.2.04" /* 5 or 6 disks */ 148219974Smav#define INTEL_VERSION_1206 "1.2.06" /* CNG */ 149219974Smav#define INTEL_VERSION_1300 "1.3.00" /* Attributes */ 150219974Smav 151219974Smav uint8_t dummy_0[2]; 152219974Smav uint32_t checksum; 153219974Smav uint32_t config_size; 154219974Smav uint32_t config_id; 155219974Smav uint32_t generation; 156219974Smav uint32_t error_log_size; 157219974Smav uint32_t attributes; 158219974Smav#define INTEL_ATTR_RAID0 0x00000001 159219974Smav#define INTEL_ATTR_RAID1 0x00000002 160219974Smav#define INTEL_ATTR_RAID10 0x00000004 161219974Smav#define INTEL_ATTR_RAID1E 0x00000008 162219974Smav#define INTEL_ATTR_RAID5 0x00000010 163219974Smav#define INTEL_ATTR_RAIDCNG 0x00000020 164219974Smav#define INTEL_ATTR_2TB 0x20000000 165219974Smav#define INTEL_ATTR_PM 0x40000000 166219974Smav#define INTEL_ATTR_CHECKSUM 0x80000000 167219974Smav 168219974Smav uint8_t total_disks; 169219974Smav uint8_t total_volumes; 170219974Smav uint8_t dummy_2[2]; 171219974Smav uint32_t filler_0[39]; 172219974Smav struct intel_raid_disk disk[1]; /* total_disks entries. */ 173219974Smav /* Here goes total_volumes of struct intel_raid_vol. */ 174219974Smav} __packed; 175219974Smav 176219974Smav#define INTEL_MAX_MD_SIZE(ndisks) \ 177219974Smav (sizeof(struct intel_raid_conf) + \ 178219974Smav sizeof(struct intel_raid_disk) * (ndisks - 1) + \ 179219974Smav sizeof(struct intel_raid_vol) * 2 + \ 180219974Smav sizeof(struct intel_raid_map) * 2 + \ 181219974Smav sizeof(uint32_t) * (ndisks - 1) * 4) 182219974Smav 183219974Smavstruct g_raid_md_intel_perdisk { 184219974Smav struct intel_raid_conf *pd_meta; 185219974Smav int pd_disk_pos; 186219974Smav struct intel_raid_disk pd_disk_meta; 187219974Smav}; 188219974Smav 189219974Smavstruct g_raid_md_intel_object { 190219974Smav struct g_raid_md_object mdio_base; 191219974Smav uint32_t mdio_config_id; 192219974Smav uint32_t mdio_generation; 193219974Smav struct intel_raid_conf *mdio_meta; 194219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 195219974Smav int mdio_disks_present; 196219974Smav int mdio_started; 197219974Smav int mdio_incomplete; 198219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 199219974Smav}; 200219974Smav 201219974Smavstatic g_raid_md_create_t g_raid_md_create_intel; 202219974Smavstatic g_raid_md_taste_t g_raid_md_taste_intel; 203219974Smavstatic g_raid_md_event_t g_raid_md_event_intel; 204219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_intel; 205219974Smavstatic g_raid_md_write_t g_raid_md_write_intel; 206219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_intel; 207219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_intel; 208219974Smavstatic g_raid_md_free_t g_raid_md_free_intel; 209219974Smav 210219974Smavstatic kobj_method_t g_raid_md_intel_methods[] = { 211219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_intel), 212219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_intel), 213219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_intel), 214219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_intel), 215219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_intel), 216219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_intel), 217219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_intel), 218219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_intel), 219219974Smav { 0, 0 } 220219974Smav}; 221219974Smav 222219974Smavstatic struct g_raid_md_class g_raid_md_intel_class = { 223219974Smav "Intel", 224219974Smav g_raid_md_intel_methods, 225219974Smav sizeof(struct g_raid_md_intel_object), 226219974Smav .mdc_priority = 100 227219974Smav}; 228219974Smav 229219974Smav 230219974Smavstatic struct intel_raid_map * 231219974Smavintel_get_map(struct intel_raid_vol *mvol, int i) 232219974Smav{ 233219974Smav struct intel_raid_map *mmap; 234219974Smav 235219974Smav if (i > (mvol->migr_state ? 1 : 0)) 236219974Smav return (NULL); 237219974Smav mmap = &mvol->map[0]; 238219974Smav for (; i > 0; i--) { 239219974Smav mmap = (struct intel_raid_map *) 240219974Smav &mmap->disk_idx[mmap->total_disks]; 241219974Smav } 242219974Smav return ((struct intel_raid_map *)mmap); 243219974Smav} 244219974Smav 245219974Smavstatic struct intel_raid_vol * 246219974Smavintel_get_volume(struct intel_raid_conf *meta, int i) 247219974Smav{ 248219974Smav struct intel_raid_vol *mvol; 249219974Smav struct intel_raid_map *mmap; 250219974Smav 251219974Smav if (i > 1) 252219974Smav return (NULL); 253219974Smav mvol = (struct intel_raid_vol *)&meta->disk[meta->total_disks]; 254219974Smav for (; i > 0; i--) { 255219974Smav mmap = intel_get_map(mvol, mvol->migr_state ? 1 : 0); 256219974Smav mvol = (struct intel_raid_vol *) 257219974Smav &mmap->disk_idx[mmap->total_disks]; 258219974Smav } 259219974Smav return (mvol); 260219974Smav} 261219974Smav 262230244Sjimharrisstatic off_t 263230244Sjimharrisintel_get_map_offset(struct intel_raid_map *mmap) 264230244Sjimharris{ 265230244Sjimharris off_t offset = (off_t)mmap->offset_hi << 32; 266230244Sjimharris 267230244Sjimharris offset += mmap->offset; 268230244Sjimharris return (offset); 269230244Sjimharris} 270230244Sjimharris 271219974Smavstatic void 272230244Sjimharrisintel_set_map_offset(struct intel_raid_map *mmap, off_t offset) 273230244Sjimharris{ 274230244Sjimharris 275230244Sjimharris mmap->offset = offset & 0xffffffff; 276230244Sjimharris mmap->offset_hi = offset >> 32; 277230244Sjimharris} 278230244Sjimharris 279230244Sjimharrisstatic off_t 280230244Sjimharrisintel_get_map_disk_sectors(struct intel_raid_map *mmap) 281230244Sjimharris{ 282230244Sjimharris off_t disk_sectors = (off_t)mmap->disk_sectors_hi << 32; 283230244Sjimharris 284230244Sjimharris disk_sectors += mmap->disk_sectors; 285230244Sjimharris return (disk_sectors); 286230244Sjimharris} 287230244Sjimharris 288230244Sjimharrisstatic void 289230244Sjimharrisintel_set_map_disk_sectors(struct intel_raid_map *mmap, off_t disk_sectors) 290230244Sjimharris{ 291230244Sjimharris 292230244Sjimharris mmap->disk_sectors = disk_sectors & 0xffffffff; 293230244Sjimharris mmap->disk_sectors_hi = disk_sectors >> 32; 294230244Sjimharris} 295230244Sjimharris 296230244Sjimharrisstatic void 297230244Sjimharrisintel_set_map_stripe_count(struct intel_raid_map *mmap, off_t stripe_count) 298230244Sjimharris{ 299230244Sjimharris 300230244Sjimharris mmap->stripe_count = stripe_count & 0xffffffff; 301230244Sjimharris mmap->stripe_count_hi = stripe_count >> 32; 302230244Sjimharris} 303230244Sjimharris 304230244Sjimharrisstatic off_t 305230244Sjimharrisintel_get_disk_sectors(struct intel_raid_disk *disk) 306230244Sjimharris{ 307230244Sjimharris off_t sectors = (off_t)disk->sectors_hi << 32; 308230244Sjimharris 309230244Sjimharris sectors += disk->sectors; 310230244Sjimharris return (sectors); 311230244Sjimharris} 312230244Sjimharris 313230244Sjimharrisstatic void 314230244Sjimharrisintel_set_disk_sectors(struct intel_raid_disk *disk, off_t sectors) 315230244Sjimharris{ 316230244Sjimharris 317230244Sjimharris disk->sectors = sectors & 0xffffffff; 318230244Sjimharris disk->sectors_hi = sectors >> 32; 319230244Sjimharris} 320230244Sjimharris 321230244Sjimharrisstatic off_t 322230244Sjimharrisintel_get_vol_curr_migr_unit(struct intel_raid_vol *vol) 323230244Sjimharris{ 324230244Sjimharris off_t curr_migr_unit = (off_t)vol->curr_migr_unit_hi << 32; 325230244Sjimharris 326230244Sjimharris curr_migr_unit += vol->curr_migr_unit; 327230244Sjimharris return (curr_migr_unit); 328230244Sjimharris} 329230244Sjimharris 330230244Sjimharrisstatic void 331230244Sjimharrisintel_set_vol_curr_migr_unit(struct intel_raid_vol *vol, off_t curr_migr_unit) 332230244Sjimharris{ 333230244Sjimharris 334230244Sjimharris vol->curr_migr_unit = curr_migr_unit & 0xffffffff; 335230244Sjimharris vol->curr_migr_unit_hi = curr_migr_unit >> 32; 336230244Sjimharris} 337230244Sjimharris 338230244Sjimharrisstatic void 339219974Smavg_raid_md_intel_print(struct intel_raid_conf *meta) 340219974Smav{ 341219974Smav struct intel_raid_vol *mvol; 342219974Smav struct intel_raid_map *mmap; 343219974Smav int i, j, k; 344219974Smav 345219974Smav if (g_raid_debug < 1) 346219974Smav return; 347219974Smav 348219974Smav printf("********* ATA Intel MatrixRAID Metadata *********\n"); 349219974Smav printf("intel_id <%.24s>\n", meta->intel_id); 350219974Smav printf("version <%.6s>\n", meta->version); 351219974Smav printf("checksum 0x%08x\n", meta->checksum); 352219974Smav printf("config_size 0x%08x\n", meta->config_size); 353219974Smav printf("config_id 0x%08x\n", meta->config_id); 354219974Smav printf("generation 0x%08x\n", meta->generation); 355219974Smav printf("attributes 0x%08x\n", meta->attributes); 356219974Smav printf("total_disks %u\n", meta->total_disks); 357219974Smav printf("total_volumes %u\n", meta->total_volumes); 358230244Sjimharris printf("DISK# serial disk_sectors disk_sectors_hi disk_id flags\n"); 359219974Smav for (i = 0; i < meta->total_disks; i++ ) { 360230244Sjimharris printf(" %d <%.16s> %u %u 0x%08x 0x%08x\n", i, 361219974Smav meta->disk[i].serial, meta->disk[i].sectors, 362230244Sjimharris meta->disk[i].sectors_hi, 363219974Smav meta->disk[i].id, meta->disk[i].flags); 364219974Smav } 365219974Smav for (i = 0; i < meta->total_volumes; i++) { 366219974Smav mvol = intel_get_volume(meta, i); 367219974Smav printf(" ****** Volume %d ******\n", i); 368219974Smav printf(" name %.16s\n", mvol->name); 369219974Smav printf(" total_sectors %ju\n", mvol->total_sectors); 370219974Smav printf(" state %u\n", mvol->state); 371219974Smav printf(" reserved %u\n", mvol->reserved); 372219974Smav printf(" curr_migr_unit %u\n", mvol->curr_migr_unit); 373230244Sjimharris printf(" curr_migr_unit_hi %u\n", mvol->curr_migr_unit_hi); 374219974Smav printf(" checkpoint_id %u\n", mvol->checkpoint_id); 375219974Smav printf(" migr_state %u\n", mvol->migr_state); 376219974Smav printf(" migr_type %u\n", mvol->migr_type); 377219974Smav printf(" dirty %u\n", mvol->dirty); 378219974Smav 379219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 380219974Smav printf(" *** Map %d ***\n", j); 381219974Smav mmap = intel_get_map(mvol, j); 382219974Smav printf(" offset %u\n", mmap->offset); 383230244Sjimharris printf(" offset_hi %u\n", mmap->offset_hi); 384219974Smav printf(" disk_sectors %u\n", mmap->disk_sectors); 385230244Sjimharris printf(" disk_sectors_hi %u\n", mmap->disk_sectors_hi); 386219974Smav printf(" stripe_count %u\n", mmap->stripe_count); 387230244Sjimharris printf(" stripe_count_hi %u\n", mmap->stripe_count_hi); 388219974Smav printf(" strip_sectors %u\n", mmap->strip_sectors); 389219974Smav printf(" status %u\n", mmap->status); 390219974Smav printf(" type %u\n", mmap->type); 391219974Smav printf(" total_disks %u\n", mmap->total_disks); 392219974Smav printf(" total_domains %u\n", mmap->total_domains); 393219974Smav printf(" failed_disk_num %u\n", mmap->failed_disk_num); 394219974Smav printf(" ddf %u\n", mmap->ddf); 395219974Smav printf(" disk_idx "); 396219974Smav for (k = 0; k < mmap->total_disks; k++) 397219974Smav printf(" 0x%08x", mmap->disk_idx[k]); 398219974Smav printf("\n"); 399219974Smav } 400219974Smav } 401219974Smav printf("=================================================\n"); 402219974Smav} 403219974Smav 404219974Smavstatic struct intel_raid_conf * 405219974Smavintel_meta_copy(struct intel_raid_conf *meta) 406219974Smav{ 407219974Smav struct intel_raid_conf *nmeta; 408219974Smav 409219974Smav nmeta = malloc(meta->config_size, M_MD_INTEL, M_WAITOK); 410219974Smav memcpy(nmeta, meta, meta->config_size); 411219974Smav return (nmeta); 412219974Smav} 413219974Smav 414219974Smavstatic int 415219974Smavintel_meta_find_disk(struct intel_raid_conf *meta, char *serial) 416219974Smav{ 417219974Smav int pos; 418219974Smav 419219974Smav for (pos = 0; pos < meta->total_disks; pos++) { 420219974Smav if (strncmp(meta->disk[pos].serial, 421219974Smav serial, INTEL_SERIAL_LEN) == 0) 422219974Smav return (pos); 423219974Smav } 424219974Smav return (-1); 425219974Smav} 426219974Smav 427219974Smavstatic struct intel_raid_conf * 428219974Smavintel_meta_read(struct g_consumer *cp) 429219974Smav{ 430219974Smav struct g_provider *pp; 431219974Smav struct intel_raid_conf *meta; 432219974Smav struct intel_raid_vol *mvol; 433219974Smav struct intel_raid_map *mmap; 434219974Smav char *buf; 435219974Smav int error, i, j, k, left, size; 436219974Smav uint32_t checksum, *ptr; 437219974Smav 438219974Smav pp = cp->provider; 439219974Smav 440219974Smav /* Read the anchor sector. */ 441219974Smav buf = g_read_data(cp, 442219974Smav pp->mediasize - pp->sectorsize * 2, pp->sectorsize, &error); 443219974Smav if (buf == NULL) { 444219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 445219974Smav pp->name, error); 446219974Smav return (NULL); 447219974Smav } 448219974Smav meta = (struct intel_raid_conf *)buf; 449219974Smav 450219974Smav /* Check if this is an Intel RAID struct */ 451219974Smav if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) { 452219974Smav G_RAID_DEBUG(1, "Intel signature check failed on %s", pp->name); 453219974Smav g_free(buf); 454219974Smav return (NULL); 455219974Smav } 456219974Smav if (meta->config_size > 65536 || 457219974Smav meta->config_size < sizeof(struct intel_raid_conf)) { 458219974Smav G_RAID_DEBUG(1, "Intel metadata size looks wrong: %d", 459219974Smav meta->config_size); 460219974Smav g_free(buf); 461219974Smav return (NULL); 462219974Smav } 463219974Smav size = meta->config_size; 464219974Smav meta = malloc(size, M_MD_INTEL, M_WAITOK); 465219974Smav memcpy(meta, buf, min(size, pp->sectorsize)); 466219974Smav g_free(buf); 467219974Smav 468219974Smav /* Read all the rest, if needed. */ 469219974Smav if (meta->config_size > pp->sectorsize) { 470219974Smav left = (meta->config_size - 1) / pp->sectorsize; 471219974Smav buf = g_read_data(cp, 472219974Smav pp->mediasize - pp->sectorsize * (2 + left), 473219974Smav pp->sectorsize * left, &error); 474219974Smav if (buf == NULL) { 475219974Smav G_RAID_DEBUG(1, "Cannot read remaining metadata" 476219974Smav " part from %s (error=%d).", 477219974Smav pp->name, error); 478219974Smav free(meta, M_MD_INTEL); 479219974Smav return (NULL); 480219974Smav } 481219974Smav memcpy(((char *)meta) + pp->sectorsize, buf, 482219974Smav pp->sectorsize * left); 483219974Smav g_free(buf); 484219974Smav } 485219974Smav 486219974Smav /* Check metadata checksum. */ 487219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 488219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 489219974Smav checksum += *ptr++; 490219974Smav } 491219974Smav checksum -= meta->checksum; 492219974Smav if (checksum != meta->checksum) { 493219974Smav G_RAID_DEBUG(1, "Intel checksum check failed on %s", pp->name); 494219974Smav free(meta, M_MD_INTEL); 495219974Smav return (NULL); 496219974Smav } 497219974Smav 498219974Smav /* Validate metadata size. */ 499219974Smav size = sizeof(struct intel_raid_conf) + 500219974Smav sizeof(struct intel_raid_disk) * (meta->total_disks - 1) + 501219974Smav sizeof(struct intel_raid_vol) * meta->total_volumes; 502219974Smav if (size > meta->config_size) { 503219974Smavbadsize: 504219974Smav G_RAID_DEBUG(1, "Intel metadata size incorrect %d < %d", 505219974Smav meta->config_size, size); 506219974Smav free(meta, M_MD_INTEL); 507219974Smav return (NULL); 508219974Smav } 509219974Smav for (i = 0; i < meta->total_volumes; i++) { 510219974Smav mvol = intel_get_volume(meta, i); 511219974Smav mmap = intel_get_map(mvol, 0); 512219974Smav size += 4 * (mmap->total_disks - 1); 513219974Smav if (size > meta->config_size) 514219974Smav goto badsize; 515219974Smav if (mvol->migr_state) { 516219974Smav size += sizeof(struct intel_raid_map); 517219974Smav if (size > meta->config_size) 518219974Smav goto badsize; 519219974Smav mmap = intel_get_map(mvol, 1); 520219974Smav size += 4 * (mmap->total_disks - 1); 521219974Smav if (size > meta->config_size) 522219974Smav goto badsize; 523219974Smav } 524219974Smav } 525219974Smav 526219974Smav /* Validate disk indexes. */ 527219974Smav for (i = 0; i < meta->total_volumes; i++) { 528219974Smav mvol = intel_get_volume(meta, i); 529219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 530219974Smav mmap = intel_get_map(mvol, j); 531219974Smav for (k = 0; k < mmap->total_disks; k++) { 532219974Smav if ((mmap->disk_idx[k] & INTEL_DI_IDX) > 533219974Smav meta->total_disks) { 534219974Smav G_RAID_DEBUG(1, "Intel metadata disk" 535219974Smav " index %d too big (>%d)", 536219974Smav mmap->disk_idx[k] & INTEL_DI_IDX, 537219974Smav meta->total_disks); 538219974Smav free(meta, M_MD_INTEL); 539219974Smav return (NULL); 540219974Smav } 541219974Smav } 542219974Smav } 543219974Smav } 544219974Smav 545219974Smav /* Validate migration types. */ 546219974Smav for (i = 0; i < meta->total_volumes; i++) { 547219974Smav mvol = intel_get_volume(meta, i); 548219974Smav if (mvol->migr_state && 549219974Smav mvol->migr_type != INTEL_MT_INIT && 550219974Smav mvol->migr_type != INTEL_MT_REBUILD && 551219974Smav mvol->migr_type != INTEL_MT_VERIFY && 552219974Smav mvol->migr_type != INTEL_MT_REPAIR) { 553219974Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 554219974Smav " migration type %d", mvol->migr_type); 555219974Smav free(meta, M_MD_INTEL); 556219974Smav return (NULL); 557219974Smav } 558219974Smav } 559219974Smav 560219974Smav return (meta); 561219974Smav} 562219974Smav 563219974Smavstatic int 564219974Smavintel_meta_write(struct g_consumer *cp, struct intel_raid_conf *meta) 565219974Smav{ 566219974Smav struct g_provider *pp; 567219974Smav char *buf; 568219974Smav int error, i, sectors; 569219974Smav uint32_t checksum, *ptr; 570219974Smav 571219974Smav pp = cp->provider; 572219974Smav 573219974Smav /* Recalculate checksum for case if metadata were changed. */ 574219974Smav meta->checksum = 0; 575219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 576219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 577219974Smav checksum += *ptr++; 578219974Smav } 579219974Smav meta->checksum = checksum; 580219974Smav 581219974Smav /* Create and fill buffer. */ 582219974Smav sectors = (meta->config_size + pp->sectorsize - 1) / pp->sectorsize; 583219974Smav buf = malloc(sectors * pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 584219974Smav if (sectors > 1) { 585219974Smav memcpy(buf, ((char *)meta) + pp->sectorsize, 586219974Smav (sectors - 1) * pp->sectorsize); 587219974Smav } 588219974Smav memcpy(buf + (sectors - 1) * pp->sectorsize, meta, pp->sectorsize); 589219974Smav 590219974Smav error = g_write_data(cp, 591219974Smav pp->mediasize - pp->sectorsize * (1 + sectors), 592219974Smav buf, pp->sectorsize * sectors); 593219974Smav if (error != 0) { 594219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 595219974Smav pp->name, error); 596219974Smav } 597219974Smav 598219974Smav free(buf, M_MD_INTEL); 599219974Smav return (error); 600219974Smav} 601219974Smav 602219974Smavstatic int 603219974Smavintel_meta_erase(struct g_consumer *cp) 604219974Smav{ 605219974Smav struct g_provider *pp; 606219974Smav char *buf; 607219974Smav int error; 608219974Smav 609219974Smav pp = cp->provider; 610219974Smav buf = malloc(pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 611219974Smav error = g_write_data(cp, 612219974Smav pp->mediasize - 2 * pp->sectorsize, 613219974Smav buf, pp->sectorsize); 614219974Smav if (error != 0) { 615219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 616219974Smav pp->name, error); 617219974Smav } 618219974Smav free(buf, M_MD_INTEL); 619219974Smav return (error); 620219974Smav} 621219974Smav 622219974Smavstatic int 623219974Smavintel_meta_write_spare(struct g_consumer *cp, struct intel_raid_disk *d) 624219974Smav{ 625219974Smav struct intel_raid_conf *meta; 626219974Smav int error; 627219974Smav 628219974Smav /* Fill anchor and single disk. */ 629219974Smav meta = malloc(INTEL_MAX_MD_SIZE(1), M_MD_INTEL, M_WAITOK | M_ZERO); 630220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 631219974Smav memcpy(&meta->version[0], INTEL_VERSION_1000, 632220209Smav sizeof(INTEL_VERSION_1000) - 1); 633219974Smav meta->config_size = INTEL_MAX_MD_SIZE(1); 634219974Smav meta->config_id = arc4random(); 635219974Smav meta->generation = 1; 636219974Smav meta->total_disks = 1; 637219974Smav meta->disk[0] = *d; 638219974Smav error = intel_meta_write(cp, meta); 639219974Smav free(meta, M_MD_INTEL); 640219974Smav return (error); 641219974Smav} 642219974Smav 643219974Smavstatic struct g_raid_disk * 644219974Smavg_raid_md_intel_get_disk(struct g_raid_softc *sc, int id) 645219974Smav{ 646219974Smav struct g_raid_disk *disk; 647219974Smav struct g_raid_md_intel_perdisk *pd; 648219974Smav 649219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 650219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 651219974Smav if (pd->pd_disk_pos == id) 652219974Smav break; 653219974Smav } 654219974Smav return (disk); 655219974Smav} 656219974Smav 657219974Smavstatic int 658219974Smavg_raid_md_intel_supported(int level, int qual, int disks, int force) 659219974Smav{ 660219974Smav 661219974Smav switch (level) { 662219974Smav case G_RAID_VOLUME_RL_RAID0: 663219974Smav if (disks < 1) 664219974Smav return (0); 665219974Smav if (!force && (disks < 2 || disks > 6)) 666219974Smav return (0); 667219974Smav break; 668219974Smav case G_RAID_VOLUME_RL_RAID1: 669219974Smav if (disks < 1) 670219974Smav return (0); 671219974Smav if (!force && (disks != 2)) 672219974Smav return (0); 673219974Smav break; 674219974Smav case G_RAID_VOLUME_RL_RAID1E: 675219974Smav if (disks < 2) 676219974Smav return (0); 677219974Smav if (!force && (disks != 4)) 678219974Smav return (0); 679219974Smav break; 680219974Smav case G_RAID_VOLUME_RL_RAID5: 681219974Smav if (disks < 3) 682219974Smav return (0); 683219974Smav if (!force && disks > 6) 684219974Smav return (0); 685219974Smav break; 686219974Smav default: 687219974Smav return (0); 688219974Smav } 689219974Smav if (qual != G_RAID_VOLUME_RLQ_NONE) 690219974Smav return (0); 691219974Smav return (1); 692219974Smav} 693219974Smav 694219974Smavstatic struct g_raid_volume * 695219974Smavg_raid_md_intel_get_volume(struct g_raid_softc *sc, int id) 696219974Smav{ 697219974Smav struct g_raid_volume *mvol; 698219974Smav 699219974Smav TAILQ_FOREACH(mvol, &sc->sc_volumes, v_next) { 700219974Smav if ((intptr_t)(mvol->v_md_data) == id) 701219974Smav break; 702219974Smav } 703219974Smav return (mvol); 704219974Smav} 705219974Smav 706219974Smavstatic int 707219974Smavg_raid_md_intel_start_disk(struct g_raid_disk *disk) 708219974Smav{ 709219974Smav struct g_raid_softc *sc; 710219974Smav struct g_raid_subdisk *sd, *tmpsd; 711219974Smav struct g_raid_disk *olddisk, *tmpdisk; 712219974Smav struct g_raid_md_object *md; 713219974Smav struct g_raid_md_intel_object *mdi; 714219974Smav struct g_raid_md_intel_perdisk *pd, *oldpd; 715219974Smav struct intel_raid_conf *meta; 716219974Smav struct intel_raid_vol *mvol; 717219974Smav struct intel_raid_map *mmap0, *mmap1; 718219974Smav int disk_pos, resurrection = 0; 719219974Smav 720219974Smav sc = disk->d_softc; 721219974Smav md = sc->sc_md; 722219974Smav mdi = (struct g_raid_md_intel_object *)md; 723219974Smav meta = mdi->mdio_meta; 724219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 725219974Smav olddisk = NULL; 726219974Smav 727219974Smav /* Find disk position in metadata by it's serial. */ 728219974Smav disk_pos = intel_meta_find_disk(meta, pd->pd_disk_meta.serial); 729219974Smav if (disk_pos < 0) { 730219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 731219974Smav /* Failed stale disk is useless for us. */ 732219974Smav if (pd->pd_disk_meta.flags & INTEL_F_FAILED) { 733219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE_FAILED); 734219974Smav return (0); 735219974Smav } 736219974Smav /* If we are in the start process, that's all for now. */ 737219974Smav if (!mdi->mdio_started) 738219974Smav goto nofit; 739219974Smav /* 740219974Smav * If we have already started - try to get use of the disk. 741219974Smav * Try to replace OFFLINE disks first, then FAILED. 742219974Smav */ 743219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 744219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 745219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 746219974Smav continue; 747219974Smav /* Make sure this disk is big enough. */ 748219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 749230244Sjimharris off_t disk_sectors = 750230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 751230244Sjimharris 752219974Smav if (sd->sd_offset + sd->sd_size + 4096 > 753230244Sjimharris disk_sectors * 512) { 754219974Smav G_RAID_DEBUG1(1, sc, 755219974Smav "Disk too small (%llu < %llu)", 756219974Smav (unsigned long long) 757230244Sjimharris disk_sectors * 512, 758230244Sjimharris (unsigned long long) 759219974Smav sd->sd_offset + sd->sd_size + 4096); 760219974Smav break; 761219974Smav } 762219974Smav } 763219974Smav if (sd != NULL) 764219974Smav continue; 765219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 766219974Smav olddisk = tmpdisk; 767219974Smav break; 768219974Smav } else if (olddisk == NULL) 769219974Smav olddisk = tmpdisk; 770219974Smav } 771219974Smav if (olddisk == NULL) { 772219974Smavnofit: 773219974Smav if (pd->pd_disk_meta.flags & INTEL_F_SPARE) { 774219974Smav g_raid_change_disk_state(disk, 775219974Smav G_RAID_DISK_S_SPARE); 776219974Smav return (1); 777219974Smav } else { 778219974Smav g_raid_change_disk_state(disk, 779219974Smav G_RAID_DISK_S_STALE); 780219974Smav return (0); 781219974Smav } 782219974Smav } 783219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 784219974Smav disk_pos = oldpd->pd_disk_pos; 785219974Smav resurrection = 1; 786219974Smav } 787219974Smav 788219974Smav if (olddisk == NULL) { 789219974Smav /* Find placeholder by position. */ 790219974Smav olddisk = g_raid_md_intel_get_disk(sc, disk_pos); 791219974Smav if (olddisk == NULL) 792219974Smav panic("No disk at position %d!", disk_pos); 793219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 794219974Smav G_RAID_DEBUG1(1, sc, "More then one disk for pos %d", 795219974Smav disk_pos); 796219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 797219974Smav return (0); 798219974Smav } 799219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 800219974Smav } 801219974Smav 802219974Smav /* Replace failed disk or placeholder with new disk. */ 803219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 804219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 805219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 806219974Smav sd->sd_disk = disk; 807219974Smav } 808219974Smav oldpd->pd_disk_pos = -2; 809219974Smav pd->pd_disk_pos = disk_pos; 810219974Smav 811219974Smav /* If it was placeholder -- destroy it. */ 812219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 813219974Smav g_raid_destroy_disk(olddisk); 814219974Smav } else { 815219974Smav /* Otherwise, make it STALE_FAILED. */ 816219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 817219974Smav /* Update global metadata just in case. */ 818219974Smav memcpy(&meta->disk[disk_pos], &pd->pd_disk_meta, 819219974Smav sizeof(struct intel_raid_disk)); 820219974Smav } 821219974Smav 822219974Smav /* Welcome the new disk. */ 823219974Smav if (resurrection) 824219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 825219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) 826219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED); 827219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_SPARE) 828219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE); 829219974Smav else 830219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 831219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 832219974Smav mvol = intel_get_volume(meta, 833219974Smav (uintptr_t)(sd->sd_volume->v_md_data)); 834219974Smav mmap0 = intel_get_map(mvol, 0); 835219974Smav if (mvol->migr_state) 836219974Smav mmap1 = intel_get_map(mvol, 1); 837219974Smav else 838219974Smav mmap1 = mmap0; 839219974Smav 840219974Smav if (resurrection) { 841219974Smav /* Stale disk, almost same as new. */ 842219974Smav g_raid_change_subdisk_state(sd, 843219974Smav G_RAID_SUBDISK_S_NEW); 844219974Smav } else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) { 845219974Smav /* Failed disk, almost useless. */ 846219974Smav g_raid_change_subdisk_state(sd, 847219974Smav G_RAID_SUBDISK_S_FAILED); 848219974Smav } else if (mvol->migr_state == 0) { 849219974Smav if (mmap0->status == INTEL_S_UNINITIALIZED) { 850219974Smav /* Freshly created uninitialized volume. */ 851219974Smav g_raid_change_subdisk_state(sd, 852219974Smav G_RAID_SUBDISK_S_UNINITIALIZED); 853219974Smav } else if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 854219974Smav /* Freshly inserted disk. */ 855219974Smav g_raid_change_subdisk_state(sd, 856219974Smav G_RAID_SUBDISK_S_NEW); 857219974Smav } else if (mvol->dirty) { 858219974Smav /* Dirty volume (unclean shutdown). */ 859219974Smav g_raid_change_subdisk_state(sd, 860219974Smav G_RAID_SUBDISK_S_STALE); 861219974Smav } else { 862219974Smav /* Up to date disk. */ 863219974Smav g_raid_change_subdisk_state(sd, 864219974Smav G_RAID_SUBDISK_S_ACTIVE); 865219974Smav } 866219974Smav } else if (mvol->migr_type == INTEL_MT_INIT || 867219974Smav mvol->migr_type == INTEL_MT_REBUILD) { 868219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 869219974Smav /* Freshly inserted disk. */ 870219974Smav g_raid_change_subdisk_state(sd, 871219974Smav G_RAID_SUBDISK_S_NEW); 872219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 873219974Smav /* Rebuilding disk. */ 874219974Smav g_raid_change_subdisk_state(sd, 875219974Smav G_RAID_SUBDISK_S_REBUILD); 876219974Smav if (mvol->dirty) { 877219974Smav sd->sd_rebuild_pos = 0; 878219974Smav } else { 879219974Smav sd->sd_rebuild_pos = 880230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 881219974Smav sd->sd_volume->v_strip_size * 882219974Smav mmap0->total_domains; 883219974Smav } 884219974Smav } else if (mvol->dirty) { 885219974Smav /* Dirty volume (unclean shutdown). */ 886219974Smav g_raid_change_subdisk_state(sd, 887219974Smav G_RAID_SUBDISK_S_STALE); 888219974Smav } else { 889219974Smav /* Up to date disk. */ 890219974Smav g_raid_change_subdisk_state(sd, 891219974Smav G_RAID_SUBDISK_S_ACTIVE); 892219974Smav } 893219974Smav } else if (mvol->migr_type == INTEL_MT_VERIFY || 894219974Smav mvol->migr_type == INTEL_MT_REPAIR) { 895219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 896219974Smav /* Freshly inserted disk. */ 897219974Smav g_raid_change_subdisk_state(sd, 898219974Smav G_RAID_SUBDISK_S_NEW); 899219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 900219974Smav /* Resyncing disk. */ 901219974Smav g_raid_change_subdisk_state(sd, 902219974Smav G_RAID_SUBDISK_S_RESYNC); 903219974Smav if (mvol->dirty) { 904219974Smav sd->sd_rebuild_pos = 0; 905219974Smav } else { 906219974Smav sd->sd_rebuild_pos = 907230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 908219974Smav sd->sd_volume->v_strip_size * 909219974Smav mmap0->total_domains; 910219974Smav } 911219974Smav } else if (mvol->dirty) { 912219974Smav /* Dirty volume (unclean shutdown). */ 913219974Smav g_raid_change_subdisk_state(sd, 914219974Smav G_RAID_SUBDISK_S_STALE); 915219974Smav } else { 916219974Smav /* Up to date disk. */ 917219974Smav g_raid_change_subdisk_state(sd, 918219974Smav G_RAID_SUBDISK_S_ACTIVE); 919219974Smav } 920219974Smav } 921219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 922219974Smav G_RAID_EVENT_SUBDISK); 923219974Smav } 924219974Smav 925219974Smav /* Update status of our need for spare. */ 926219974Smav if (mdi->mdio_started) { 927219974Smav mdi->mdio_incomplete = 928219974Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 929219974Smav meta->total_disks); 930219974Smav } 931219974Smav 932219974Smav return (resurrection); 933219974Smav} 934219974Smav 935219974Smavstatic void 936219974Smavg_disk_md_intel_retaste(void *arg, int pending) 937219974Smav{ 938219974Smav 939219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 940219974Smav g_retaste(&g_raid_class); 941219974Smav free(arg, M_MD_INTEL); 942219974Smav} 943219974Smav 944219974Smavstatic void 945219974Smavg_raid_md_intel_refill(struct g_raid_softc *sc) 946219974Smav{ 947219974Smav struct g_raid_md_object *md; 948219974Smav struct g_raid_md_intel_object *mdi; 949219974Smav struct intel_raid_conf *meta; 950219974Smav struct g_raid_disk *disk; 951219974Smav struct task *task; 952219974Smav int update, na; 953219974Smav 954219974Smav md = sc->sc_md; 955219974Smav mdi = (struct g_raid_md_intel_object *)md; 956219974Smav meta = mdi->mdio_meta; 957219974Smav update = 0; 958219974Smav do { 959219974Smav /* Make sure we miss anything. */ 960219974Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE); 961219974Smav if (na == meta->total_disks) 962219974Smav break; 963219974Smav 964219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 965219974Smav "Array is not complete (%d of %d), " 966219974Smav "trying to refill.", na, meta->total_disks); 967219974Smav 968219974Smav /* Try to get use some of STALE disks. */ 969219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 970219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 971219974Smav update += g_raid_md_intel_start_disk(disk); 972219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 973219974Smav break; 974219974Smav } 975219974Smav } 976219974Smav if (disk != NULL) 977219974Smav continue; 978219974Smav 979219974Smav /* Try to get use some of SPARE disks. */ 980219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 981219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 982219974Smav update += g_raid_md_intel_start_disk(disk); 983219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 984219974Smav break; 985219974Smav } 986219974Smav } 987219974Smav } while (disk != NULL); 988219974Smav 989219974Smav /* Write new metadata if we changed something. */ 990219974Smav if (update) { 991219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 992219974Smav meta = mdi->mdio_meta; 993219974Smav } 994219974Smav 995219974Smav /* Update status of our need for spare. */ 996219974Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 997219974Smav meta->total_disks); 998219974Smav 999219974Smav /* Request retaste hoping to find spare. */ 1000219974Smav if (mdi->mdio_incomplete) { 1001219974Smav task = malloc(sizeof(struct task), 1002219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 1003219974Smav TASK_INIT(task, 0, g_disk_md_intel_retaste, task); 1004219974Smav taskqueue_enqueue(taskqueue_swi, task); 1005219974Smav } 1006219974Smav} 1007219974Smav 1008219974Smavstatic void 1009219974Smavg_raid_md_intel_start(struct g_raid_softc *sc) 1010219974Smav{ 1011219974Smav struct g_raid_md_object *md; 1012219974Smav struct g_raid_md_intel_object *mdi; 1013219974Smav struct g_raid_md_intel_perdisk *pd; 1014219974Smav struct intel_raid_conf *meta; 1015219974Smav struct intel_raid_vol *mvol; 1016219974Smav struct intel_raid_map *mmap; 1017219974Smav struct g_raid_volume *vol; 1018219974Smav struct g_raid_subdisk *sd; 1019219974Smav struct g_raid_disk *disk; 1020219974Smav int i, j, disk_pos; 1021219974Smav 1022219974Smav md = sc->sc_md; 1023219974Smav mdi = (struct g_raid_md_intel_object *)md; 1024219974Smav meta = mdi->mdio_meta; 1025219974Smav 1026219974Smav /* Create volumes and subdisks. */ 1027219974Smav for (i = 0; i < meta->total_volumes; i++) { 1028219974Smav mvol = intel_get_volume(meta, i); 1029219974Smav mmap = intel_get_map(mvol, 0); 1030219974Smav vol = g_raid_create_volume(sc, mvol->name, -1); 1031219974Smav vol->v_md_data = (void *)(intptr_t)i; 1032219974Smav if (mmap->type == INTEL_T_RAID0) 1033219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 1034219974Smav else if (mmap->type == INTEL_T_RAID1 && 1035219974Smav mmap->total_domains >= 2 && 1036219974Smav mmap->total_domains <= mmap->total_disks) { 1037219974Smav /* Assume total_domains is correct. */ 1038219974Smav if (mmap->total_domains == mmap->total_disks) 1039219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1040219974Smav else 1041219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1042219974Smav } else if (mmap->type == INTEL_T_RAID1) { 1043219974Smav /* total_domains looks wrong. */ 1044219974Smav if (mmap->total_disks <= 2) 1045219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1046219974Smav else 1047219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1048219974Smav } else if (mmap->type == INTEL_T_RAID5) 1049219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 1050219974Smav else 1051219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 1052219974Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1053219974Smav vol->v_strip_size = (u_int)mmap->strip_sectors * 512; //ZZZ 1054219974Smav vol->v_disks_count = mmap->total_disks; 1055219974Smav vol->v_mediasize = (off_t)mvol->total_sectors * 512; //ZZZ 1056219974Smav vol->v_sectorsize = 512; //ZZZ 1057219974Smav for (j = 0; j < vol->v_disks_count; j++) { 1058219974Smav sd = &vol->v_subdisks[j]; 1059230244Sjimharris sd->sd_offset = intel_get_map_offset(mmap) * 512; //ZZZ 1060230244Sjimharris sd->sd_size = intel_get_map_disk_sectors(mmap) * 512; //ZZZ 1061219974Smav } 1062219974Smav g_raid_start_volume(vol); 1063219974Smav } 1064219974Smav 1065219974Smav /* Create disk placeholders to store data for later writing. */ 1066219974Smav for (disk_pos = 0; disk_pos < meta->total_disks; disk_pos++) { 1067219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1068219974Smav pd->pd_disk_pos = disk_pos; 1069219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1070219974Smav disk = g_raid_create_disk(sc); 1071219974Smav disk->d_md_data = (void *)pd; 1072219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 1073219974Smav for (i = 0; i < meta->total_volumes; i++) { 1074219974Smav mvol = intel_get_volume(meta, i); 1075219974Smav mmap = intel_get_map(mvol, 0); 1076219974Smav for (j = 0; j < mmap->total_disks; j++) { 1077219974Smav if ((mmap->disk_idx[j] & INTEL_DI_IDX) == disk_pos) 1078219974Smav break; 1079219974Smav } 1080219974Smav if (j == mmap->total_disks) 1081219974Smav continue; 1082219974Smav vol = g_raid_md_intel_get_volume(sc, i); 1083219974Smav sd = &vol->v_subdisks[j]; 1084219974Smav sd->sd_disk = disk; 1085219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1086219974Smav } 1087219974Smav } 1088219974Smav 1089219974Smav /* Make all disks found till the moment take their places. */ 1090219974Smav do { 1091219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1092219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 1093219974Smav g_raid_md_intel_start_disk(disk); 1094219974Smav break; 1095219974Smav } 1096219974Smav } 1097219974Smav } while (disk != NULL); 1098219974Smav 1099219974Smav mdi->mdio_started = 1; 1100219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1101219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1102219974Smav 1103219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1104219974Smav g_raid_md_intel_refill(sc); 1105219974Smav 1106219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1107219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1108219974Smav G_RAID_EVENT_VOLUME); 1109219974Smav } 1110219974Smav 1111219974Smav callout_stop(&mdi->mdio_start_co); 1112219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 1113219974Smav root_mount_rel(mdi->mdio_rootmount); 1114219974Smav mdi->mdio_rootmount = NULL; 1115219974Smav} 1116219974Smav 1117219974Smavstatic void 1118219974Smavg_raid_md_intel_new_disk(struct g_raid_disk *disk) 1119219974Smav{ 1120219974Smav struct g_raid_softc *sc; 1121219974Smav struct g_raid_md_object *md; 1122219974Smav struct g_raid_md_intel_object *mdi; 1123219974Smav struct intel_raid_conf *pdmeta; 1124219974Smav struct g_raid_md_intel_perdisk *pd; 1125219974Smav 1126219974Smav sc = disk->d_softc; 1127219974Smav md = sc->sc_md; 1128219974Smav mdi = (struct g_raid_md_intel_object *)md; 1129219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1130219974Smav pdmeta = pd->pd_meta; 1131219974Smav 1132219974Smav if (mdi->mdio_started) { 1133219974Smav if (g_raid_md_intel_start_disk(disk)) 1134219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1135219974Smav } else { 1136219974Smav /* If we haven't started yet - check metadata freshness. */ 1137219974Smav if (mdi->mdio_meta == NULL || 1138219974Smav ((int32_t)(pdmeta->generation - mdi->mdio_generation)) > 0) { 1139219974Smav G_RAID_DEBUG1(1, sc, "Newer disk"); 1140219974Smav if (mdi->mdio_meta != NULL) 1141219974Smav free(mdi->mdio_meta, M_MD_INTEL); 1142219974Smav mdi->mdio_meta = intel_meta_copy(pdmeta); 1143219974Smav mdi->mdio_generation = mdi->mdio_meta->generation; 1144219974Smav mdi->mdio_disks_present = 1; 1145219974Smav } else if (pdmeta->generation == mdi->mdio_generation) { 1146219974Smav mdi->mdio_disks_present++; 1147219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)", 1148219974Smav mdi->mdio_disks_present, 1149219974Smav mdi->mdio_meta->total_disks); 1150219974Smav } else { 1151219974Smav G_RAID_DEBUG1(1, sc, "Older disk"); 1152219974Smav } 1153219974Smav /* If we collected all needed disks - start array. */ 1154219974Smav if (mdi->mdio_disks_present == mdi->mdio_meta->total_disks) 1155219974Smav g_raid_md_intel_start(sc); 1156219974Smav } 1157219974Smav} 1158219974Smav 1159219974Smavstatic void 1160219974Smavg_raid_intel_go(void *arg) 1161219974Smav{ 1162219974Smav struct g_raid_softc *sc; 1163219974Smav struct g_raid_md_object *md; 1164219974Smav struct g_raid_md_intel_object *mdi; 1165219974Smav 1166219974Smav sc = arg; 1167219974Smav md = sc->sc_md; 1168219974Smav mdi = (struct g_raid_md_intel_object *)md; 1169219974Smav if (!mdi->mdio_started) { 1170219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 1171219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 1172219974Smav } 1173219974Smav} 1174219974Smav 1175219974Smavstatic int 1176219974Smavg_raid_md_create_intel(struct g_raid_md_object *md, struct g_class *mp, 1177219974Smav struct g_geom **gp) 1178219974Smav{ 1179219974Smav struct g_raid_softc *sc; 1180219974Smav struct g_raid_md_intel_object *mdi; 1181219974Smav char name[16]; 1182219974Smav 1183219974Smav mdi = (struct g_raid_md_intel_object *)md; 1184219974Smav mdi->mdio_config_id = arc4random(); 1185219974Smav mdi->mdio_generation = 0; 1186219974Smav snprintf(name, sizeof(name), "Intel-%08x", mdi->mdio_config_id); 1187219974Smav sc = g_raid_create_node(mp, name, md); 1188219974Smav if (sc == NULL) 1189219974Smav return (G_RAID_MD_TASTE_FAIL); 1190219974Smav md->mdo_softc = sc; 1191219974Smav *gp = sc->sc_geom; 1192219974Smav return (G_RAID_MD_TASTE_NEW); 1193219974Smav} 1194219974Smav 1195219974Smav/* 1196219974Smav * Return the last N characters of the serial label. The Linux and 1197219974Smav * ataraid(7) code always uses the last 16 characters of the label to 1198219974Smav * store into the Intel meta format. Generalize this to N characters 1199219974Smav * since that's easy. Labels can be up to 20 characters for SATA drives 1200219974Smav * and up 251 characters for SAS drives. Since intel controllers don't 1201219974Smav * support SAS drives, just stick with the SATA limits for stack friendliness. 1202219974Smav */ 1203219974Smavstatic int 1204219974Smavg_raid_md_get_label(struct g_consumer *cp, char *serial, int serlen) 1205219974Smav{ 1206219974Smav char serial_buffer[24]; 1207219974Smav int len, error; 1208219974Smav 1209219974Smav len = sizeof(serial_buffer); 1210219974Smav error = g_io_getattr("GEOM::ident", cp, &len, serial_buffer); 1211219974Smav if (error != 0) 1212219974Smav return (error); 1213219974Smav len = strlen(serial_buffer); 1214219974Smav if (len > serlen) 1215219974Smav len -= serlen; 1216219974Smav else 1217219974Smav len = 0; 1218219974Smav strncpy(serial, serial_buffer + len, serlen); 1219219974Smav return (0); 1220219974Smav} 1221219974Smav 1222219974Smavstatic int 1223219974Smavg_raid_md_taste_intel(struct g_raid_md_object *md, struct g_class *mp, 1224219974Smav struct g_consumer *cp, struct g_geom **gp) 1225219974Smav{ 1226219974Smav struct g_consumer *rcp; 1227219974Smav struct g_provider *pp; 1228219974Smav struct g_raid_md_intel_object *mdi, *mdi1; 1229219974Smav struct g_raid_softc *sc; 1230219974Smav struct g_raid_disk *disk; 1231219974Smav struct intel_raid_conf *meta; 1232219974Smav struct g_raid_md_intel_perdisk *pd; 1233219974Smav struct g_geom *geom; 1234219974Smav int error, disk_pos, result, spare, len; 1235219974Smav char serial[INTEL_SERIAL_LEN]; 1236219974Smav char name[16]; 1237219974Smav uint16_t vendor; 1238219974Smav 1239219974Smav G_RAID_DEBUG(1, "Tasting Intel on %s", cp->provider->name); 1240219974Smav mdi = (struct g_raid_md_intel_object *)md; 1241219974Smav pp = cp->provider; 1242219974Smav 1243219974Smav /* Read metadata from device. */ 1244219974Smav meta = NULL; 1245219974Smav vendor = 0xffff; 1246219974Smav disk_pos = 0; 1247219974Smav if (g_access(cp, 1, 0, 0) != 0) 1248219974Smav return (G_RAID_MD_TASTE_FAIL); 1249219974Smav g_topology_unlock(); 1250219974Smav error = g_raid_md_get_label(cp, serial, sizeof(serial)); 1251219974Smav if (error != 0) { 1252219974Smav G_RAID_DEBUG(1, "Cannot get serial number from %s (error=%d).", 1253219974Smav pp->name, error); 1254219974Smav goto fail2; 1255219974Smav } 1256219974Smav len = 2; 1257219974Smav if (pp->geom->rank == 1) 1258219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 1259219974Smav meta = intel_meta_read(cp); 1260219974Smav g_topology_lock(); 1261219974Smav g_access(cp, -1, 0, 0); 1262219974Smav if (meta == NULL) { 1263219974Smav if (g_raid_aggressive_spare) { 1264229301Smav if (vendor != 0x8086) { 1265219974Smav G_RAID_DEBUG(1, 1266229301Smav "Intel vendor mismatch 0x%04x != 0x8086", 1267229301Smav vendor); 1268229301Smav } else { 1269229301Smav G_RAID_DEBUG(1, 1270219974Smav "No Intel metadata, forcing spare."); 1271219974Smav spare = 2; 1272219974Smav goto search; 1273219974Smav } 1274219974Smav } 1275219974Smav return (G_RAID_MD_TASTE_FAIL); 1276219974Smav } 1277219974Smav 1278219974Smav /* Check this disk position in obtained metadata. */ 1279219974Smav disk_pos = intel_meta_find_disk(meta, serial); 1280219974Smav if (disk_pos < 0) { 1281219974Smav G_RAID_DEBUG(1, "Intel serial '%s' not found", serial); 1282219974Smav goto fail1; 1283219974Smav } 1284230244Sjimharris if (intel_get_disk_sectors(&meta->disk[disk_pos]) != 1285219974Smav (pp->mediasize / pp->sectorsize)) { 1286229301Smav G_RAID_DEBUG(1, "Intel size mismatch %ju != %ju", 1287230244Sjimharris intel_get_disk_sectors(&meta->disk[disk_pos]), 1288229301Smav (off_t)(pp->mediasize / pp->sectorsize)); 1289219974Smav goto fail1; 1290219974Smav } 1291219974Smav 1292219974Smav /* Metadata valid. Print it. */ 1293219974Smav g_raid_md_intel_print(meta); 1294219974Smav G_RAID_DEBUG(1, "Intel disk position %d", disk_pos); 1295219974Smav spare = meta->disk[disk_pos].flags & INTEL_F_SPARE; 1296219974Smav 1297219974Smavsearch: 1298219974Smav /* Search for matching node. */ 1299219974Smav sc = NULL; 1300219974Smav mdi1 = NULL; 1301219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 1302219974Smav sc = geom->softc; 1303219974Smav if (sc == NULL) 1304219974Smav continue; 1305219974Smav if (sc->sc_stopping != 0) 1306219974Smav continue; 1307219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 1308219974Smav continue; 1309219974Smav mdi1 = (struct g_raid_md_intel_object *)sc->sc_md; 1310219974Smav if (spare) { 1311219974Smav if (mdi1->mdio_incomplete) 1312219974Smav break; 1313219974Smav } else { 1314219974Smav if (mdi1->mdio_config_id == meta->config_id) 1315219974Smav break; 1316219974Smav } 1317219974Smav } 1318219974Smav 1319219974Smav /* Found matching node. */ 1320219974Smav if (geom != NULL) { 1321219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 1322219974Smav result = G_RAID_MD_TASTE_EXISTING; 1323219974Smav 1324219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 1325219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 1326219974Smav goto fail1; 1327219974Smav 1328219974Smav } else { /* Not found matching node -- create one. */ 1329219974Smav result = G_RAID_MD_TASTE_NEW; 1330219974Smav mdi->mdio_config_id = meta->config_id; 1331219974Smav snprintf(name, sizeof(name), "Intel-%08x", meta->config_id); 1332219974Smav sc = g_raid_create_node(mp, name, md); 1333219974Smav md->mdo_softc = sc; 1334219974Smav geom = sc->sc_geom; 1335219974Smav callout_init(&mdi->mdio_start_co, 1); 1336219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 1337219974Smav g_raid_intel_go, sc); 1338219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-Intel"); 1339219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 1340219974Smav } 1341219974Smav 1342219974Smav rcp = g_new_consumer(geom); 1343219974Smav g_attach(rcp, pp); 1344219974Smav if (g_access(rcp, 1, 1, 1) != 0) 1345219974Smav ; //goto fail1; 1346219974Smav 1347219974Smav g_topology_unlock(); 1348219974Smav sx_xlock(&sc->sc_lock); 1349219974Smav 1350219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1351219974Smav pd->pd_meta = meta; 1352219974Smav pd->pd_disk_pos = -1; 1353219974Smav if (spare == 2) { 1354219974Smav memcpy(&pd->pd_disk_meta.serial[0], serial, INTEL_SERIAL_LEN); 1355230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1356230244Sjimharris pp->mediasize / pp->sectorsize); 1357219974Smav pd->pd_disk_meta.id = 0; 1358219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 1359219974Smav } else { 1360219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1361219974Smav } 1362219974Smav disk = g_raid_create_disk(sc); 1363219974Smav disk->d_md_data = (void *)pd; 1364219974Smav disk->d_consumer = rcp; 1365219974Smav rcp->private = disk; 1366219974Smav 1367219974Smav /* Read kernel dumping information. */ 1368219974Smav disk->d_kd.offset = 0; 1369219974Smav disk->d_kd.length = OFF_MAX; 1370219974Smav len = sizeof(disk->d_kd); 1371219974Smav error = g_io_getattr("GEOM::kerneldump", rcp, &len, &disk->d_kd); 1372219974Smav if (disk->d_kd.di.dumper == NULL) 1373219974Smav G_RAID_DEBUG1(2, sc, "Dumping not supported by %s: %d.", 1374219974Smav rcp->provider->name, error); 1375219974Smav 1376219974Smav g_raid_md_intel_new_disk(disk); 1377219974Smav 1378219974Smav sx_xunlock(&sc->sc_lock); 1379219974Smav g_topology_lock(); 1380219974Smav *gp = geom; 1381219974Smav return (result); 1382219974Smavfail2: 1383219974Smav g_topology_lock(); 1384219974Smav g_access(cp, -1, 0, 0); 1385219974Smavfail1: 1386219974Smav free(meta, M_MD_INTEL); 1387219974Smav return (G_RAID_MD_TASTE_FAIL); 1388219974Smav} 1389219974Smav 1390219974Smavstatic int 1391219974Smavg_raid_md_event_intel(struct g_raid_md_object *md, 1392219974Smav struct g_raid_disk *disk, u_int event) 1393219974Smav{ 1394219974Smav struct g_raid_softc *sc; 1395219974Smav struct g_raid_subdisk *sd; 1396219974Smav struct g_raid_md_intel_object *mdi; 1397219974Smav struct g_raid_md_intel_perdisk *pd; 1398219974Smav 1399219974Smav sc = md->mdo_softc; 1400219974Smav mdi = (struct g_raid_md_intel_object *)md; 1401219974Smav if (disk == NULL) { 1402219974Smav switch (event) { 1403219974Smav case G_RAID_NODE_E_START: 1404219974Smav if (!mdi->mdio_started) 1405219974Smav g_raid_md_intel_start(sc); 1406219974Smav return (0); 1407219974Smav } 1408219974Smav return (-1); 1409219974Smav } 1410219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1411219974Smav switch (event) { 1412219974Smav case G_RAID_DISK_E_DISCONNECTED: 1413219974Smav /* If disk was assigned, just update statuses. */ 1414219974Smav if (pd->pd_disk_pos >= 0) { 1415219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1416219974Smav if (disk->d_consumer) { 1417219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 1418219974Smav disk->d_consumer = NULL; 1419219974Smav } 1420219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1421219974Smav g_raid_change_subdisk_state(sd, 1422219974Smav G_RAID_SUBDISK_S_NONE); 1423219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1424219974Smav G_RAID_EVENT_SUBDISK); 1425219974Smav } 1426219974Smav } else { 1427219974Smav /* Otherwise -- delete. */ 1428219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1429219974Smav g_raid_destroy_disk(disk); 1430219974Smav } 1431219974Smav 1432219974Smav /* Write updated metadata to all disks. */ 1433219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1434219974Smav 1435219974Smav /* Check if anything left except placeholders. */ 1436219974Smav if (g_raid_ndisks(sc, -1) == 1437219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1438219974Smav g_raid_destroy_node(sc, 0); 1439219974Smav else 1440219974Smav g_raid_md_intel_refill(sc); 1441219974Smav return (0); 1442219974Smav } 1443219974Smav return (-2); 1444219974Smav} 1445219974Smav 1446219974Smavstatic int 1447219974Smavg_raid_md_ctl_intel(struct g_raid_md_object *md, 1448219974Smav struct gctl_req *req) 1449219974Smav{ 1450219974Smav struct g_raid_softc *sc; 1451219974Smav struct g_raid_volume *vol, *vol1; 1452219974Smav struct g_raid_subdisk *sd; 1453219974Smav struct g_raid_disk *disk; 1454219974Smav struct g_raid_md_intel_object *mdi; 1455219974Smav struct g_raid_md_intel_perdisk *pd; 1456219974Smav struct g_consumer *cp; 1457219974Smav struct g_provider *pp; 1458219974Smav char arg[16], serial[INTEL_SERIAL_LEN]; 1459219974Smav const char *verb, *volname, *levelname, *diskname; 1460219974Smav char *tmp; 1461219974Smav int *nargs, *force; 1462230244Sjimharris off_t off, size, sectorsize, strip, disk_sectors; 1463219974Smav intmax_t *sizearg, *striparg; 1464219974Smav int numdisks, i, len, level, qual, update; 1465219974Smav int error; 1466219974Smav 1467219974Smav sc = md->mdo_softc; 1468219974Smav mdi = (struct g_raid_md_intel_object *)md; 1469219974Smav verb = gctl_get_param(req, "verb", NULL); 1470219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1471219974Smav error = 0; 1472219974Smav if (strcmp(verb, "label") == 0) { 1473219974Smav 1474219974Smav if (*nargs < 4) { 1475219974Smav gctl_error(req, "Invalid number of arguments."); 1476219974Smav return (-1); 1477219974Smav } 1478219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1479219974Smav if (volname == NULL) { 1480219974Smav gctl_error(req, "No volume name."); 1481219974Smav return (-2); 1482219974Smav } 1483219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1484219974Smav if (levelname == NULL) { 1485219974Smav gctl_error(req, "No RAID level."); 1486219974Smav return (-3); 1487219974Smav } 1488219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1489219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1490219974Smav return (-4); 1491219974Smav } 1492219974Smav numdisks = *nargs - 3; 1493219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1494219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1495219974Smav force ? *force : 0)) { 1496219974Smav gctl_error(req, "Unsupported RAID level " 1497219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1498219974Smav level, qual, numdisks); 1499219974Smav return (-5); 1500219974Smav } 1501219974Smav 1502219974Smav /* Search for disks, connect them and probe. */ 1503219974Smav size = 0x7fffffffffffffffllu; 1504219974Smav sectorsize = 0; 1505219974Smav for (i = 0; i < numdisks; i++) { 1506219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1507219974Smav diskname = gctl_get_asciiparam(req, arg); 1508219974Smav if (diskname == NULL) { 1509219974Smav gctl_error(req, "No disk name (%s).", arg); 1510219974Smav error = -6; 1511219974Smav break; 1512219974Smav } 1513219974Smav if (strcmp(diskname, "NONE") == 0) { 1514219974Smav cp = NULL; 1515219974Smav pp = NULL; 1516219974Smav } else { 1517219974Smav g_topology_lock(); 1518219974Smav cp = g_raid_open_consumer(sc, diskname); 1519219974Smav if (cp == NULL) { 1520219974Smav gctl_error(req, "Can't open disk '%s'.", 1521219974Smav diskname); 1522219974Smav g_topology_unlock(); 1523220210Smav error = -7; 1524219974Smav break; 1525219974Smav } 1526219974Smav pp = cp->provider; 1527219974Smav } 1528219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1529219974Smav pd->pd_disk_pos = i; 1530219974Smav disk = g_raid_create_disk(sc); 1531219974Smav disk->d_md_data = (void *)pd; 1532219974Smav disk->d_consumer = cp; 1533219974Smav if (cp == NULL) { 1534219974Smav strcpy(&pd->pd_disk_meta.serial[0], "NONE"); 1535219974Smav pd->pd_disk_meta.id = 0xffffffff; 1536219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 1537219974Smav continue; 1538219974Smav } 1539219974Smav cp->private = disk; 1540219974Smav g_topology_unlock(); 1541219974Smav 1542219974Smav error = g_raid_md_get_label(cp, 1543219974Smav &pd->pd_disk_meta.serial[0], INTEL_SERIAL_LEN); 1544219974Smav if (error != 0) { 1545219974Smav gctl_error(req, 1546219974Smav "Can't get serial for provider '%s'.", 1547219974Smav diskname); 1548219974Smav error = -8; 1549219974Smav break; 1550219974Smav } 1551219974Smav 1552219974Smav /* Read kernel dumping information. */ 1553219974Smav disk->d_kd.offset = 0; 1554219974Smav disk->d_kd.length = OFF_MAX; 1555219974Smav len = sizeof(disk->d_kd); 1556219974Smav g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd); 1557219974Smav if (disk->d_kd.di.dumper == NULL) 1558219974Smav G_RAID_DEBUG1(2, sc, 1559219974Smav "Dumping not supported by %s.", 1560219974Smav cp->provider->name); 1561219974Smav 1562230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1563230244Sjimharris pp->mediasize / pp->sectorsize); 1564219974Smav if (size > pp->mediasize) 1565219974Smav size = pp->mediasize; 1566219974Smav if (sectorsize < pp->sectorsize) 1567219974Smav sectorsize = pp->sectorsize; 1568219974Smav pd->pd_disk_meta.id = 0; 1569219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED | INTEL_F_ONLINE; 1570219974Smav } 1571219974Smav if (error != 0) 1572219974Smav return (error); 1573219974Smav 1574220210Smav if (sectorsize <= 0) { 1575220210Smav gctl_error(req, "Can't get sector size."); 1576220210Smav return (-8); 1577220210Smav } 1578220210Smav 1579219974Smav /* Reserve some space for metadata. */ 1580219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1581219974Smav 1582219974Smav /* Handle size argument. */ 1583219974Smav len = sizeof(*sizearg); 1584219974Smav sizearg = gctl_get_param(req, "size", &len); 1585219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1586219974Smav *sizearg > 0) { 1587219974Smav if (*sizearg > size) { 1588219974Smav gctl_error(req, "Size too big %lld > %lld.", 1589219974Smav (long long)*sizearg, (long long)size); 1590219974Smav return (-9); 1591219974Smav } 1592219974Smav size = *sizearg; 1593219974Smav } 1594219974Smav 1595219974Smav /* Handle strip argument. */ 1596219974Smav strip = 131072; 1597219974Smav len = sizeof(*striparg); 1598219974Smav striparg = gctl_get_param(req, "strip", &len); 1599219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1600219974Smav *striparg > 0) { 1601219974Smav if (*striparg < sectorsize) { 1602219974Smav gctl_error(req, "Strip size too small."); 1603219974Smav return (-10); 1604219974Smav } 1605219974Smav if (*striparg % sectorsize != 0) { 1606219974Smav gctl_error(req, "Incorrect strip size."); 1607219974Smav return (-11); 1608219974Smav } 1609219974Smav if (strip > 65535 * sectorsize) { 1610219974Smav gctl_error(req, "Strip size too big."); 1611219974Smav return (-12); 1612219974Smav } 1613219974Smav strip = *striparg; 1614219974Smav } 1615219974Smav 1616219974Smav /* Round size down to strip or sector. */ 1617219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1618219974Smav size -= (size % sectorsize); 1619219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1620219974Smav (numdisks & 1) != 0) 1621219974Smav size -= (size % (2 * strip)); 1622219974Smav else 1623219974Smav size -= (size % strip); 1624219974Smav if (size <= 0) { 1625219974Smav gctl_error(req, "Size too small."); 1626219974Smav return (-13); 1627219974Smav } 1628219974Smav 1629219974Smav /* We have all we need, create things: volume, ... */ 1630219974Smav mdi->mdio_started = 1; 1631219974Smav vol = g_raid_create_volume(sc, volname, -1); 1632219974Smav vol->v_md_data = (void *)(intptr_t)0; 1633219974Smav vol->v_raid_level = level; 1634219974Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1635219974Smav vol->v_strip_size = strip; 1636219974Smav vol->v_disks_count = numdisks; 1637219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1638219974Smav vol->v_mediasize = size * numdisks; 1639219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1640219974Smav vol->v_mediasize = size; 1641219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1642219974Smav vol->v_mediasize = size * (numdisks - 1); 1643219974Smav else { /* RAID1E */ 1644219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1645219974Smav strip; 1646219974Smav } 1647219974Smav vol->v_sectorsize = sectorsize; 1648219974Smav g_raid_start_volume(vol); 1649219974Smav 1650219974Smav /* , and subdisks. */ 1651219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1652219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1653219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1654219974Smav sd->sd_disk = disk; 1655219974Smav sd->sd_offset = 0; 1656219974Smav sd->sd_size = size; 1657219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1658219974Smav if (sd->sd_disk->d_consumer != NULL) { 1659219974Smav g_raid_change_disk_state(disk, 1660219974Smav G_RAID_DISK_S_ACTIVE); 1661219974Smav g_raid_change_subdisk_state(sd, 1662219974Smav G_RAID_SUBDISK_S_ACTIVE); 1663219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1664219974Smav G_RAID_EVENT_SUBDISK); 1665219974Smav } else { 1666219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1667219974Smav } 1668219974Smav } 1669219974Smav 1670219974Smav /* Write metadata based on created entities. */ 1671219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1672219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1673219974Smav 1674219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1675219974Smav g_raid_md_intel_refill(sc); 1676219974Smav 1677219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1678219974Smav G_RAID_EVENT_VOLUME); 1679219974Smav return (0); 1680219974Smav } 1681219974Smav if (strcmp(verb, "add") == 0) { 1682219974Smav 1683219974Smav if (*nargs != 3) { 1684219974Smav gctl_error(req, "Invalid number of arguments."); 1685219974Smav return (-1); 1686219974Smav } 1687219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1688219974Smav if (volname == NULL) { 1689219974Smav gctl_error(req, "No volume name."); 1690219974Smav return (-2); 1691219974Smav } 1692219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1693219974Smav if (levelname == NULL) { 1694219974Smav gctl_error(req, "No RAID level."); 1695219974Smav return (-3); 1696219974Smav } 1697219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1698219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1699219974Smav return (-4); 1700219974Smav } 1701219974Smav 1702219974Smav /* Look for existing volumes. */ 1703219974Smav i = 0; 1704219974Smav vol1 = NULL; 1705219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1706219974Smav vol1 = vol; 1707219974Smav i++; 1708219974Smav } 1709219974Smav if (i > 1) { 1710219974Smav gctl_error(req, "Maximum two volumes supported."); 1711219974Smav return (-6); 1712219974Smav } 1713219974Smav if (vol1 == NULL) { 1714219974Smav gctl_error(req, "At least one volume must exist."); 1715219974Smav return (-7); 1716219974Smav } 1717219974Smav 1718219974Smav numdisks = vol1->v_disks_count; 1719219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1720219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1721219974Smav force ? *force : 0)) { 1722219974Smav gctl_error(req, "Unsupported RAID level " 1723219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1724219974Smav level, qual, numdisks); 1725219974Smav return (-5); 1726219974Smav } 1727219974Smav 1728219974Smav /* Collect info about present disks. */ 1729219974Smav size = 0x7fffffffffffffffllu; 1730219974Smav sectorsize = 512; 1731219974Smav for (i = 0; i < numdisks; i++) { 1732219974Smav disk = vol1->v_subdisks[i].sd_disk; 1733219974Smav pd = (struct g_raid_md_intel_perdisk *) 1734219974Smav disk->d_md_data; 1735230244Sjimharris disk_sectors = 1736230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 1737230244Sjimharris 1738230244Sjimharris if (disk_sectors * 512 < size) 1739230244Sjimharris size = disk_sectors * 512; 1740219974Smav if (disk->d_consumer != NULL && 1741219974Smav disk->d_consumer->provider != NULL && 1742219974Smav disk->d_consumer->provider->sectorsize > 1743219974Smav sectorsize) { 1744219974Smav sectorsize = 1745219974Smav disk->d_consumer->provider->sectorsize; 1746219974Smav } 1747219974Smav } 1748219974Smav 1749219974Smav /* Reserve some space for metadata. */ 1750219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1751219974Smav 1752219974Smav /* Decide insert before or after. */ 1753219974Smav sd = &vol1->v_subdisks[0]; 1754219974Smav if (sd->sd_offset > 1755219974Smav size - (sd->sd_offset + sd->sd_size)) { 1756219974Smav off = 0; 1757219974Smav size = sd->sd_offset; 1758219974Smav } else { 1759219974Smav off = sd->sd_offset + sd->sd_size; 1760219974Smav size = size - (sd->sd_offset + sd->sd_size); 1761219974Smav } 1762219974Smav 1763219974Smav /* Handle strip argument. */ 1764219974Smav strip = 131072; 1765219974Smav len = sizeof(*striparg); 1766219974Smav striparg = gctl_get_param(req, "strip", &len); 1767219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1768219974Smav *striparg > 0) { 1769219974Smav if (*striparg < sectorsize) { 1770219974Smav gctl_error(req, "Strip size too small."); 1771219974Smav return (-10); 1772219974Smav } 1773219974Smav if (*striparg % sectorsize != 0) { 1774219974Smav gctl_error(req, "Incorrect strip size."); 1775219974Smav return (-11); 1776219974Smav } 1777219974Smav if (strip > 65535 * sectorsize) { 1778219974Smav gctl_error(req, "Strip size too big."); 1779219974Smav return (-12); 1780219974Smav } 1781219974Smav strip = *striparg; 1782219974Smav } 1783219974Smav 1784219974Smav /* Round offset up to strip. */ 1785219974Smav if (off % strip != 0) { 1786219974Smav size -= strip - off % strip; 1787219974Smav off += strip - off % strip; 1788219974Smav } 1789219974Smav 1790219974Smav /* Handle size argument. */ 1791219974Smav len = sizeof(*sizearg); 1792219974Smav sizearg = gctl_get_param(req, "size", &len); 1793219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1794219974Smav *sizearg > 0) { 1795219974Smav if (*sizearg > size) { 1796219974Smav gctl_error(req, "Size too big %lld > %lld.", 1797219974Smav (long long)*sizearg, (long long)size); 1798219974Smav return (-9); 1799219974Smav } 1800219974Smav size = *sizearg; 1801219974Smav } 1802219974Smav 1803219974Smav /* Round size down to strip or sector. */ 1804219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1805219974Smav size -= (size % sectorsize); 1806219974Smav else 1807219974Smav size -= (size % strip); 1808219974Smav if (size <= 0) { 1809219974Smav gctl_error(req, "Size too small."); 1810219974Smav return (-13); 1811219974Smav } 1812219974Smav if (size > 0xffffffffllu * sectorsize) { 1813219974Smav gctl_error(req, "Size too big."); 1814219974Smav return (-14); 1815219974Smav } 1816219974Smav 1817219974Smav /* We have all we need, create things: volume, ... */ 1818219974Smav vol = g_raid_create_volume(sc, volname, -1); 1819219974Smav vol->v_md_data = (void *)(intptr_t)i; 1820219974Smav vol->v_raid_level = level; 1821219974Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1822219974Smav vol->v_strip_size = strip; 1823219974Smav vol->v_disks_count = numdisks; 1824219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1825219974Smav vol->v_mediasize = size * numdisks; 1826219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1827219974Smav vol->v_mediasize = size; 1828219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1829219974Smav vol->v_mediasize = size * (numdisks - 1); 1830219974Smav else { /* RAID1E */ 1831219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1832219974Smav strip; 1833219974Smav } 1834219974Smav vol->v_sectorsize = sectorsize; 1835219974Smav g_raid_start_volume(vol); 1836219974Smav 1837219974Smav /* , and subdisks. */ 1838219974Smav for (i = 0; i < numdisks; i++) { 1839219974Smav disk = vol1->v_subdisks[i].sd_disk; 1840219974Smav sd = &vol->v_subdisks[i]; 1841219974Smav sd->sd_disk = disk; 1842219974Smav sd->sd_offset = off; 1843219974Smav sd->sd_size = size; 1844219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1845219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 1846219974Smav g_raid_change_subdisk_state(sd, 1847219974Smav G_RAID_SUBDISK_S_ACTIVE); 1848219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1849219974Smav G_RAID_EVENT_SUBDISK); 1850219974Smav } 1851219974Smav } 1852219974Smav 1853219974Smav /* Write metadata based on created entities. */ 1854219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1855219974Smav 1856219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1857219974Smav G_RAID_EVENT_VOLUME); 1858219974Smav return (0); 1859219974Smav } 1860219974Smav if (strcmp(verb, "delete") == 0) { 1861219974Smav 1862219974Smav /* Full node destruction. */ 1863219974Smav if (*nargs == 1) { 1864219974Smav /* Check if some volume is still open. */ 1865219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1866219974Smav if (force != NULL && *force == 0 && 1867219974Smav g_raid_nopens(sc) != 0) { 1868219974Smav gctl_error(req, "Some volume is still open."); 1869219974Smav return (-4); 1870219974Smav } 1871219974Smav 1872219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1873219974Smav if (disk->d_consumer) 1874219974Smav intel_meta_erase(disk->d_consumer); 1875219974Smav } 1876219974Smav g_raid_destroy_node(sc, 0); 1877219974Smav return (0); 1878219974Smav } 1879219974Smav 1880219974Smav /* Destroy specified volume. If it was last - all node. */ 1881219974Smav if (*nargs != 2) { 1882219974Smav gctl_error(req, "Invalid number of arguments."); 1883219974Smav return (-1); 1884219974Smav } 1885219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1886219974Smav if (volname == NULL) { 1887219974Smav gctl_error(req, "No volume name."); 1888219974Smav return (-2); 1889219974Smav } 1890219974Smav 1891219974Smav /* Search for volume. */ 1892219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1893219974Smav if (strcmp(vol->v_name, volname) == 0) 1894219974Smav break; 1895219974Smav } 1896219974Smav if (vol == NULL) { 1897219974Smav i = strtol(volname, &tmp, 10); 1898219974Smav if (verb != volname && tmp[0] == 0) { 1899219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1900219974Smav if (vol->v_global_id == i) 1901219974Smav break; 1902219974Smav } 1903219974Smav } 1904219974Smav } 1905219974Smav if (vol == NULL) { 1906219974Smav gctl_error(req, "Volume '%s' not found.", volname); 1907219974Smav return (-3); 1908219974Smav } 1909219974Smav 1910219974Smav /* Check if volume is still open. */ 1911219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1912219974Smav if (force != NULL && *force == 0 && 1913219974Smav vol->v_provider_open != 0) { 1914219974Smav gctl_error(req, "Volume is still open."); 1915219974Smav return (-4); 1916219974Smav } 1917219974Smav 1918219974Smav /* Destroy volume and potentially node. */ 1919219974Smav i = 0; 1920219974Smav TAILQ_FOREACH(vol1, &sc->sc_volumes, v_next) 1921219974Smav i++; 1922219974Smav if (i >= 2) { 1923219974Smav g_raid_destroy_volume(vol); 1924219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1925219974Smav } else { 1926219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1927219974Smav if (disk->d_consumer) 1928219974Smav intel_meta_erase(disk->d_consumer); 1929219974Smav } 1930219974Smav g_raid_destroy_node(sc, 0); 1931219974Smav } 1932219974Smav return (0); 1933219974Smav } 1934219974Smav if (strcmp(verb, "remove") == 0 || 1935219974Smav strcmp(verb, "fail") == 0) { 1936219974Smav if (*nargs < 2) { 1937219974Smav gctl_error(req, "Invalid number of arguments."); 1938219974Smav return (-1); 1939219974Smav } 1940219974Smav for (i = 1; i < *nargs; i++) { 1941219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1942219974Smav diskname = gctl_get_asciiparam(req, arg); 1943219974Smav if (diskname == NULL) { 1944219974Smav gctl_error(req, "No disk name (%s).", arg); 1945219974Smav error = -2; 1946219974Smav break; 1947219974Smav } 1948219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 1949219974Smav diskname += 5; 1950219974Smav 1951219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1952219974Smav if (disk->d_consumer != NULL && 1953219974Smav disk->d_consumer->provider != NULL && 1954219974Smav strcmp(disk->d_consumer->provider->name, 1955219974Smav diskname) == 0) 1956219974Smav break; 1957219974Smav } 1958219974Smav if (disk == NULL) { 1959219974Smav gctl_error(req, "Disk '%s' not found.", 1960219974Smav diskname); 1961219974Smav error = -3; 1962219974Smav break; 1963219974Smav } 1964219974Smav 1965219974Smav if (strcmp(verb, "fail") == 0) { 1966219974Smav g_raid_md_fail_disk_intel(md, NULL, disk); 1967219974Smav continue; 1968219974Smav } 1969219974Smav 1970219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1971219974Smav 1972219974Smav /* Erase metadata on deleting disk. */ 1973219974Smav intel_meta_erase(disk->d_consumer); 1974219974Smav 1975219974Smav /* If disk was assigned, just update statuses. */ 1976219974Smav if (pd->pd_disk_pos >= 0) { 1977219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1978220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 1979220209Smav disk->d_consumer = NULL; 1980219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1981219974Smav g_raid_change_subdisk_state(sd, 1982219974Smav G_RAID_SUBDISK_S_NONE); 1983219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1984219974Smav G_RAID_EVENT_SUBDISK); 1985219974Smav } 1986219974Smav } else { 1987219974Smav /* Otherwise -- delete. */ 1988219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1989219974Smav g_raid_destroy_disk(disk); 1990219974Smav } 1991219974Smav } 1992219974Smav 1993219974Smav /* Write updated metadata to remaining disks. */ 1994219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1995219974Smav 1996219974Smav /* Check if anything left except placeholders. */ 1997219974Smav if (g_raid_ndisks(sc, -1) == 1998219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1999219974Smav g_raid_destroy_node(sc, 0); 2000219974Smav else 2001219974Smav g_raid_md_intel_refill(sc); 2002219974Smav return (error); 2003219974Smav } 2004219974Smav if (strcmp(verb, "insert") == 0) { 2005219974Smav if (*nargs < 2) { 2006219974Smav gctl_error(req, "Invalid number of arguments."); 2007219974Smav return (-1); 2008219974Smav } 2009219974Smav update = 0; 2010219974Smav for (i = 1; i < *nargs; i++) { 2011219974Smav /* Get disk name. */ 2012219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2013219974Smav diskname = gctl_get_asciiparam(req, arg); 2014219974Smav if (diskname == NULL) { 2015219974Smav gctl_error(req, "No disk name (%s).", arg); 2016219974Smav error = -3; 2017219974Smav break; 2018219974Smav } 2019219974Smav 2020219974Smav /* Try to find provider with specified name. */ 2021219974Smav g_topology_lock(); 2022219974Smav cp = g_raid_open_consumer(sc, diskname); 2023219974Smav if (cp == NULL) { 2024219974Smav gctl_error(req, "Can't open disk '%s'.", 2025219974Smav diskname); 2026219974Smav g_topology_unlock(); 2027219974Smav error = -4; 2028219974Smav break; 2029219974Smav } 2030219974Smav pp = cp->provider; 2031219974Smav g_topology_unlock(); 2032219974Smav 2033219974Smav /* Read disk serial. */ 2034219974Smav error = g_raid_md_get_label(cp, 2035219974Smav &serial[0], INTEL_SERIAL_LEN); 2036219974Smav if (error != 0) { 2037219974Smav gctl_error(req, 2038219974Smav "Can't get serial for provider '%s'.", 2039219974Smav diskname); 2040219974Smav g_raid_kill_consumer(sc, cp); 2041219974Smav error = -7; 2042219974Smav break; 2043219974Smav } 2044219974Smav 2045219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 2046219974Smav pd->pd_disk_pos = -1; 2047219974Smav 2048219974Smav disk = g_raid_create_disk(sc); 2049219974Smav disk->d_consumer = cp; 2050219974Smav disk->d_md_data = (void *)pd; 2051219974Smav cp->private = disk; 2052219974Smav 2053219974Smav /* Read kernel dumping information. */ 2054219974Smav disk->d_kd.offset = 0; 2055219974Smav disk->d_kd.length = OFF_MAX; 2056219974Smav len = sizeof(disk->d_kd); 2057219974Smav g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd); 2058219974Smav if (disk->d_kd.di.dumper == NULL) 2059219974Smav G_RAID_DEBUG1(2, sc, 2060219974Smav "Dumping not supported by %s.", 2061219974Smav cp->provider->name); 2062219974Smav 2063219974Smav memcpy(&pd->pd_disk_meta.serial[0], &serial[0], 2064219974Smav INTEL_SERIAL_LEN); 2065230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 2066230244Sjimharris pp->mediasize / pp->sectorsize); 2067219974Smav pd->pd_disk_meta.id = 0; 2068219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 2069219974Smav 2070219974Smav /* Welcome the "new" disk. */ 2071219974Smav update += g_raid_md_intel_start_disk(disk); 2072219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 2073219974Smav intel_meta_write_spare(cp, &pd->pd_disk_meta); 2074219974Smav g_raid_destroy_disk(disk); 2075219974Smav } else if (disk->d_state != G_RAID_DISK_S_ACTIVE) { 2076219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 2077219974Smav diskname); 2078219974Smav g_raid_destroy_disk(disk); 2079219974Smav error = -8; 2080219974Smav break; 2081219974Smav } 2082219974Smav } 2083219974Smav 2084219974Smav /* Write new metadata if we changed something. */ 2085219974Smav if (update) 2086219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2087219974Smav return (error); 2088219974Smav } 2089219974Smav return (-100); 2090219974Smav} 2091219974Smav 2092219974Smavstatic int 2093219974Smavg_raid_md_write_intel(struct g_raid_md_object *md, struct g_raid_volume *tvol, 2094219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2095219974Smav{ 2096219974Smav struct g_raid_softc *sc; 2097219974Smav struct g_raid_volume *vol; 2098219974Smav struct g_raid_subdisk *sd; 2099219974Smav struct g_raid_disk *disk; 2100219974Smav struct g_raid_md_intel_object *mdi; 2101219974Smav struct g_raid_md_intel_perdisk *pd; 2102219974Smav struct intel_raid_conf *meta; 2103219974Smav struct intel_raid_vol *mvol; 2104219974Smav struct intel_raid_map *mmap0, *mmap1; 2105219974Smav off_t sectorsize = 512, pos; 2106219974Smav const char *version, *cv; 2107219974Smav int vi, sdi, numdisks, len, state, stale; 2108219974Smav 2109219974Smav sc = md->mdo_softc; 2110219974Smav mdi = (struct g_raid_md_intel_object *)md; 2111219974Smav 2112219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 2113219974Smav return (0); 2114219974Smav 2115219974Smav /* Bump generation. Newly written metadata may differ from previous. */ 2116219974Smav mdi->mdio_generation++; 2117219974Smav 2118219974Smav /* Count number of disks. */ 2119219974Smav numdisks = 0; 2120219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2121219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2122219974Smav if (pd->pd_disk_pos < 0) 2123219974Smav continue; 2124219974Smav numdisks++; 2125219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 2126219974Smav pd->pd_disk_meta.flags = 2127219974Smav INTEL_F_ONLINE | INTEL_F_ASSIGNED; 2128219974Smav } else if (disk->d_state == G_RAID_DISK_S_FAILED) { 2129219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | INTEL_F_ASSIGNED; 2130219974Smav } else { 2131219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 2132219974Smav if (pd->pd_disk_meta.id != 0xffffffff) { 2133219974Smav pd->pd_disk_meta.id = 0xffffffff; 2134219974Smav len = strlen(pd->pd_disk_meta.serial); 2135219974Smav len = min(len, INTEL_SERIAL_LEN - 3); 2136219974Smav strcpy(pd->pd_disk_meta.serial + len, ":0"); 2137219974Smav } 2138219974Smav } 2139219974Smav } 2140219974Smav 2141219974Smav /* Fill anchor and disks. */ 2142219974Smav meta = malloc(INTEL_MAX_MD_SIZE(numdisks), 2143219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 2144220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 2145219974Smav meta->config_size = INTEL_MAX_MD_SIZE(numdisks); 2146219974Smav meta->config_id = mdi->mdio_config_id; 2147219974Smav meta->generation = mdi->mdio_generation; 2148219974Smav meta->attributes = INTEL_ATTR_CHECKSUM; 2149219974Smav meta->total_disks = numdisks; 2150219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2151219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2152219974Smav if (pd->pd_disk_pos < 0) 2153219974Smav continue; 2154219974Smav meta->disk[pd->pd_disk_pos] = pd->pd_disk_meta; 2155219974Smav } 2156219974Smav 2157219974Smav /* Fill volumes and maps. */ 2158219974Smav vi = 0; 2159219974Smav version = INTEL_VERSION_1000; 2160219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2161219974Smav if (vol->v_stopping) 2162219974Smav continue; 2163219974Smav mvol = intel_get_volume(meta, vi); 2164219974Smav 2165219974Smav /* New metadata may have different volumes order. */ 2166219974Smav vol->v_md_data = (void *)(intptr_t)vi; 2167219974Smav 2168219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2169219974Smav sd = &vol->v_subdisks[sdi]; 2170219974Smav if (sd->sd_disk != NULL) 2171219974Smav break; 2172219974Smav } 2173219974Smav if (sdi >= vol->v_disks_count) 2174219974Smav panic("No any filled subdisk in volume"); 2175219974Smav if (vol->v_mediasize >= 0x20000000000llu) 2176219974Smav meta->attributes |= INTEL_ATTR_2TB; 2177219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2178219974Smav meta->attributes |= INTEL_ATTR_RAID0; 2179219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2180219974Smav meta->attributes |= INTEL_ATTR_RAID1; 2181219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2182219974Smav meta->attributes |= INTEL_ATTR_RAID5; 2183219974Smav else 2184219974Smav meta->attributes |= INTEL_ATTR_RAID10; 2185219974Smav 2186219974Smav if (meta->attributes & INTEL_ATTR_2TB) 2187219974Smav cv = INTEL_VERSION_1300; 2188219974Smav// else if (dev->status == DEV_CLONE_N_GO) 2189219974Smav// cv = INTEL_VERSION_1206; 2190219974Smav else if (vol->v_disks_count > 4) 2191219974Smav cv = INTEL_VERSION_1204; 2192219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2193219974Smav cv = INTEL_VERSION_1202; 2194219974Smav else if (vol->v_disks_count > 2) 2195219974Smav cv = INTEL_VERSION_1201; 2196219974Smav else if (vi > 0) 2197219974Smav cv = INTEL_VERSION_1200; 2198219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2199219974Smav cv = INTEL_VERSION_1100; 2200219974Smav else 2201219974Smav cv = INTEL_VERSION_1000; 2202219974Smav if (strcmp(cv, version) > 0) 2203219974Smav version = cv; 2204219974Smav 2205219974Smav strlcpy(&mvol->name[0], vol->v_name, sizeof(mvol->name)); 2206219974Smav mvol->total_sectors = vol->v_mediasize / sectorsize; 2207219974Smav 2208219974Smav /* Check for any recovery in progress. */ 2209219974Smav state = G_RAID_SUBDISK_S_ACTIVE; 2210219974Smav pos = 0x7fffffffffffffffllu; 2211219974Smav stale = 0; 2212219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2213219974Smav sd = &vol->v_subdisks[sdi]; 2214219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD) 2215219974Smav state = G_RAID_SUBDISK_S_REBUILD; 2216219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_RESYNC && 2217219974Smav state != G_RAID_SUBDISK_S_REBUILD) 2218219974Smav state = G_RAID_SUBDISK_S_RESYNC; 2219219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_STALE) 2220219974Smav stale = 1; 2221219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2222219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) && 2223219974Smav sd->sd_rebuild_pos < pos) 2224219974Smav pos = sd->sd_rebuild_pos; 2225219974Smav } 2226219974Smav if (state == G_RAID_SUBDISK_S_REBUILD) { 2227219974Smav mvol->migr_state = 1; 2228219974Smav mvol->migr_type = INTEL_MT_REBUILD; 2229219974Smav } else if (state == G_RAID_SUBDISK_S_RESYNC) { 2230219974Smav mvol->migr_state = 1; 2231219974Smav /* mvol->migr_type = INTEL_MT_REPAIR; */ 2232219974Smav mvol->migr_type = INTEL_MT_VERIFY; 2233219974Smav mvol->state |= INTEL_ST_VERIFY_AND_FIX; 2234219974Smav } else 2235219974Smav mvol->migr_state = 0; 2236219974Smav mvol->dirty = (vol->v_dirty || stale); 2237219974Smav 2238219974Smav mmap0 = intel_get_map(mvol, 0); 2239219974Smav 2240219974Smav /* Write map / common part of two maps. */ 2241230244Sjimharris intel_set_map_offset(mmap0, sd->sd_offset / sectorsize); 2242230244Sjimharris intel_set_map_disk_sectors(mmap0, sd->sd_size / sectorsize); 2243219974Smav mmap0->strip_sectors = vol->v_strip_size / sectorsize; 2244219974Smav if (vol->v_state == G_RAID_VOLUME_S_BROKEN) 2245219974Smav mmap0->status = INTEL_S_FAILURE; 2246219974Smav else if (vol->v_state == G_RAID_VOLUME_S_DEGRADED) 2247219974Smav mmap0->status = INTEL_S_DEGRADED; 2248219974Smav else 2249219974Smav mmap0->status = INTEL_S_READY; 2250219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2251219974Smav mmap0->type = INTEL_T_RAID0; 2252219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1 || 2253219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2254219974Smav mmap0->type = INTEL_T_RAID1; 2255219974Smav else 2256219974Smav mmap0->type = INTEL_T_RAID5; 2257219974Smav mmap0->total_disks = vol->v_disks_count; 2258219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2259219974Smav mmap0->total_domains = vol->v_disks_count; 2260219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2261219974Smav mmap0->total_domains = 2; 2262219974Smav else 2263219974Smav mmap0->total_domains = 1; 2264230244Sjimharris intel_set_map_stripe_count(mmap0, 2265230244Sjimharris sd->sd_size / vol->v_strip_size / mmap0->total_domains); 2266219974Smav mmap0->failed_disk_num = 0xff; 2267219974Smav mmap0->ddf = 1; 2268219974Smav 2269219974Smav /* If there are two maps - copy common and update. */ 2270219974Smav if (mvol->migr_state) { 2271230244Sjimharris intel_set_vol_curr_migr_unit(mvol, 2272230244Sjimharris pos / vol->v_strip_size / mmap0->total_domains); 2273219974Smav mmap1 = intel_get_map(mvol, 1); 2274219974Smav memcpy(mmap1, mmap0, sizeof(struct intel_raid_map)); 2275219974Smav mmap0->status = INTEL_S_READY; 2276219974Smav } else 2277219974Smav mmap1 = NULL; 2278219974Smav 2279219974Smav /* Write disk indexes and put rebuild flags. */ 2280219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2281219974Smav sd = &vol->v_subdisks[sdi]; 2282219974Smav pd = (struct g_raid_md_intel_perdisk *) 2283219974Smav sd->sd_disk->d_md_data; 2284219974Smav mmap0->disk_idx[sdi] = pd->pd_disk_pos; 2285219974Smav if (mvol->migr_state) 2286219974Smav mmap1->disk_idx[sdi] = pd->pd_disk_pos; 2287219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2288219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) { 2289219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2290219974Smav } else if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE && 2291219974Smav sd->sd_state != G_RAID_SUBDISK_S_STALE) { 2292219974Smav mmap0->disk_idx[sdi] |= INTEL_DI_RBLD; 2293219974Smav if (mvol->migr_state) 2294219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2295219974Smav } 2296219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_NONE || 2297219974Smav sd->sd_state == G_RAID_SUBDISK_S_FAILED) && 2298219974Smav mmap0->failed_disk_num == 0xff) { 2299219974Smav mmap0->failed_disk_num = sdi; 2300219974Smav if (mvol->migr_state) 2301219974Smav mmap1->failed_disk_num = sdi; 2302219974Smav } 2303219974Smav } 2304219974Smav vi++; 2305219974Smav } 2306219974Smav meta->total_volumes = vi; 2307219974Smav if (strcmp(version, INTEL_VERSION_1300) != 0) 2308219974Smav meta->attributes &= INTEL_ATTR_CHECKSUM; 2309220209Smav memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000) - 1); 2310219974Smav 2311219974Smav /* We are done. Print meta data and store them to disks. */ 2312219974Smav g_raid_md_intel_print(meta); 2313219974Smav if (mdi->mdio_meta != NULL) 2314219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2315219974Smav mdi->mdio_meta = meta; 2316219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2317219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2318219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE) 2319219974Smav continue; 2320219974Smav if (pd->pd_meta != NULL) { 2321219974Smav free(pd->pd_meta, M_MD_INTEL); 2322219974Smav pd->pd_meta = NULL; 2323219974Smav } 2324219974Smav pd->pd_meta = intel_meta_copy(meta); 2325219974Smav intel_meta_write(disk->d_consumer, meta); 2326219974Smav } 2327219974Smav return (0); 2328219974Smav} 2329219974Smav 2330219974Smavstatic int 2331219974Smavg_raid_md_fail_disk_intel(struct g_raid_md_object *md, 2332219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2333219974Smav{ 2334219974Smav struct g_raid_softc *sc; 2335219974Smav struct g_raid_md_intel_object *mdi; 2336219974Smav struct g_raid_md_intel_perdisk *pd; 2337219974Smav struct g_raid_subdisk *sd; 2338219974Smav 2339219974Smav sc = md->mdo_softc; 2340219974Smav mdi = (struct g_raid_md_intel_object *)md; 2341219974Smav pd = (struct g_raid_md_intel_perdisk *)tdisk->d_md_data; 2342219974Smav 2343219974Smav /* We can't fail disk that is not a part of array now. */ 2344219974Smav if (pd->pd_disk_pos < 0) 2345219974Smav return (-1); 2346219974Smav 2347219974Smav /* 2348219974Smav * Mark disk as failed in metadata and try to write that metadata 2349219974Smav * to the disk itself to prevent it's later resurrection as STALE. 2350219974Smav */ 2351219974Smav mdi->mdio_meta->disk[pd->pd_disk_pos].flags = INTEL_F_FAILED; 2352219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED; 2353219974Smav g_raid_md_intel_print(mdi->mdio_meta); 2354219974Smav if (tdisk->d_consumer) 2355219974Smav intel_meta_write(tdisk->d_consumer, mdi->mdio_meta); 2356219974Smav 2357219974Smav /* Change states. */ 2358219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 2359219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 2360219974Smav g_raid_change_subdisk_state(sd, 2361219974Smav G_RAID_SUBDISK_S_FAILED); 2362219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 2363219974Smav G_RAID_EVENT_SUBDISK); 2364219974Smav } 2365219974Smav 2366219974Smav /* Write updated metadata to remaining disks. */ 2367219974Smav g_raid_md_write_intel(md, NULL, NULL, tdisk); 2368219974Smav 2369219974Smav /* Check if anything left except placeholders. */ 2370219974Smav if (g_raid_ndisks(sc, -1) == 2371219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2372219974Smav g_raid_destroy_node(sc, 0); 2373219974Smav else 2374219974Smav g_raid_md_intel_refill(sc); 2375219974Smav return (0); 2376219974Smav} 2377219974Smav 2378219974Smavstatic int 2379219974Smavg_raid_md_free_disk_intel(struct g_raid_md_object *md, 2380219974Smav struct g_raid_disk *disk) 2381219974Smav{ 2382219974Smav struct g_raid_md_intel_perdisk *pd; 2383219974Smav 2384219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2385219974Smav if (pd->pd_meta != NULL) { 2386219974Smav free(pd->pd_meta, M_MD_INTEL); 2387219974Smav pd->pd_meta = NULL; 2388219974Smav } 2389219974Smav free(pd, M_MD_INTEL); 2390219974Smav disk->d_md_data = NULL; 2391219974Smav return (0); 2392219974Smav} 2393219974Smav 2394219974Smavstatic int 2395219974Smavg_raid_md_free_intel(struct g_raid_md_object *md) 2396219974Smav{ 2397219974Smav struct g_raid_md_intel_object *mdi; 2398219974Smav 2399219974Smav mdi = (struct g_raid_md_intel_object *)md; 2400219974Smav if (!mdi->mdio_started) { 2401219974Smav mdi->mdio_started = 0; 2402219974Smav callout_stop(&mdi->mdio_start_co); 2403219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 2404219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 2405219974Smav root_mount_rel(mdi->mdio_rootmount); 2406219974Smav mdi->mdio_rootmount = NULL; 2407219974Smav } 2408219974Smav if (mdi->mdio_meta != NULL) { 2409219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2410219974Smav mdi->mdio_meta = NULL; 2411219974Smav } 2412219974Smav return (0); 2413219974Smav} 2414219974Smav 2415219974SmavG_RAID_MD_DECLARE(g_raid_md_intel); 2416