md_intel.c revision 242649
1219974Smav/*- 2219974Smav * Copyright (c) 2010 Alexander Motin <mav@FreeBSD.org> 3235092Smav * Copyright (c) 2000 - 2008 S��ren Schmidt <sos@FreeBSD.org> 4219974Smav * All rights reserved. 5219974Smav * 6219974Smav * Redistribution and use in source and binary forms, with or without 7219974Smav * modification, are permitted provided that the following conditions 8219974Smav * are met: 9219974Smav * 1. Redistributions of source code must retain the above copyright 10219974Smav * notice, this list of conditions and the following disclaimer. 11219974Smav * 2. Redistributions in binary form must reproduce the above copyright 12219974Smav * notice, this list of conditions and the following disclaimer in the 13219974Smav * documentation and/or other materials provided with the distribution. 14219974Smav * 15219974Smav * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 16219974Smav * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17219974Smav * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18219974Smav * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 19219974Smav * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20219974Smav * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21219974Smav * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22219974Smav * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23219974Smav * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24219974Smav * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25219974Smav * SUCH DAMAGE. 26219974Smav */ 27219974Smav 28219974Smav#include <sys/cdefs.h> 29219974Smav__FBSDID("$FreeBSD: stable/9/sys/geom/raid/md_intel.c 242649 2012-11-06 01:53:25Z mav $"); 30219974Smav 31219974Smav#include <sys/param.h> 32219974Smav#include <sys/bio.h> 33219974Smav#include <sys/endian.h> 34219974Smav#include <sys/kernel.h> 35219974Smav#include <sys/kobj.h> 36219974Smav#include <sys/limits.h> 37219974Smav#include <sys/lock.h> 38219974Smav#include <sys/malloc.h> 39219974Smav#include <sys/mutex.h> 40219974Smav#include <sys/systm.h> 41219974Smav#include <sys/taskqueue.h> 42219974Smav#include <geom/geom.h> 43219974Smav#include "geom/raid/g_raid.h" 44219974Smav#include "g_raid_md_if.h" 45219974Smav 46219974Smavstatic MALLOC_DEFINE(M_MD_INTEL, "md_intel_data", "GEOM_RAID Intel metadata"); 47219974Smav 48219974Smavstruct intel_raid_map { 49219974Smav uint32_t offset; 50219974Smav uint32_t disk_sectors; 51219974Smav uint32_t stripe_count; 52219974Smav uint16_t strip_sectors; 53219974Smav uint8_t status; 54219974Smav#define INTEL_S_READY 0x00 55219974Smav#define INTEL_S_UNINITIALIZED 0x01 56219974Smav#define INTEL_S_DEGRADED 0x02 57219974Smav#define INTEL_S_FAILURE 0x03 58219974Smav 59219974Smav uint8_t type; 60219974Smav#define INTEL_T_RAID0 0x00 61219974Smav#define INTEL_T_RAID1 0x01 62219974Smav#define INTEL_T_RAID5 0x05 63219974Smav 64219974Smav uint8_t total_disks; 65219974Smav uint8_t total_domains; 66219974Smav uint8_t failed_disk_num; 67219974Smav uint8_t ddf; 68230244Sjimharris uint32_t offset_hi; 69230244Sjimharris uint32_t disk_sectors_hi; 70230244Sjimharris uint32_t stripe_count_hi; 71230244Sjimharris uint32_t filler_2[4]; 72219974Smav uint32_t disk_idx[1]; /* total_disks entries. */ 73219974Smav#define INTEL_DI_IDX 0x00ffffff 74219974Smav#define INTEL_DI_RBLD 0x01000000 75219974Smav} __packed; 76219974Smav 77219974Smavstruct intel_raid_vol { 78219974Smav uint8_t name[16]; 79219974Smav u_int64_t total_sectors __packed; 80219974Smav uint32_t state; 81219974Smav#define INTEL_ST_BOOTABLE 0x00000001 82219974Smav#define INTEL_ST_BOOT_DEVICE 0x00000002 83219974Smav#define INTEL_ST_READ_COALESCING 0x00000004 84219974Smav#define INTEL_ST_WRITE_COALESCING 0x00000008 85219974Smav#define INTEL_ST_LAST_SHUTDOWN_DIRTY 0x00000010 86219974Smav#define INTEL_ST_HIDDEN_AT_BOOT 0x00000020 87219974Smav#define INTEL_ST_CURRENTLY_HIDDEN 0x00000040 88219974Smav#define INTEL_ST_VERIFY_AND_FIX 0x00000080 89219974Smav#define INTEL_ST_MAP_STATE_UNINIT 0x00000100 90219974Smav#define INTEL_ST_NO_AUTO_RECOVERY 0x00000200 91219974Smav#define INTEL_ST_CLONE_N_GO 0x00000400 92219974Smav#define INTEL_ST_CLONE_MAN_SYNC 0x00000800 93219974Smav#define INTEL_ST_CNG_MASTER_DISK_NUM 0x00001000 94219974Smav uint32_t reserved; 95219974Smav uint8_t migr_priority; 96219974Smav uint8_t num_sub_vols; 97219974Smav uint8_t tid; 98219974Smav uint8_t cng_master_disk; 99219974Smav uint16_t cache_policy; 100219974Smav uint8_t cng_state; 101219974Smav uint8_t cng_sub_state; 102219974Smav uint32_t filler_0[10]; 103219974Smav 104219974Smav uint32_t curr_migr_unit; 105219974Smav uint32_t checkpoint_id; 106219974Smav uint8_t migr_state; 107219974Smav uint8_t migr_type; 108219974Smav#define INTEL_MT_INIT 0 109219974Smav#define INTEL_MT_REBUILD 1 110219974Smav#define INTEL_MT_VERIFY 2 111219974Smav#define INTEL_MT_GEN_MIGR 3 112219974Smav#define INTEL_MT_STATE_CHANGE 4 113219974Smav#define INTEL_MT_REPAIR 5 114219974Smav uint8_t dirty; 115219974Smav uint8_t fs_state; 116219974Smav uint16_t verify_errors; 117219974Smav uint16_t bad_blocks; 118230244Sjimharris uint32_t curr_migr_unit_hi; 119230244Sjimharris uint32_t filler_1[3]; 120219974Smav struct intel_raid_map map[1]; /* 2 entries if migr_state != 0. */ 121219974Smav} __packed; 122219974Smav 123219974Smavstruct intel_raid_disk { 124219974Smav#define INTEL_SERIAL_LEN 16 125219974Smav uint8_t serial[INTEL_SERIAL_LEN]; 126219974Smav uint32_t sectors; 127219974Smav uint32_t id; 128219974Smav uint32_t flags; 129219974Smav#define INTEL_F_SPARE 0x01 130219974Smav#define INTEL_F_ASSIGNED 0x02 131219974Smav#define INTEL_F_FAILED 0x04 132219974Smav#define INTEL_F_ONLINE 0x08 133230244Sjimharris uint32_t owner_cfg_num; 134230244Sjimharris uint32_t sectors_hi; 135230244Sjimharris uint32_t filler[3]; 136219974Smav} __packed; 137219974Smav 138219974Smavstruct intel_raid_conf { 139219974Smav uint8_t intel_id[24]; 140219974Smav#define INTEL_MAGIC "Intel Raid ISM Cfg Sig. " 141219974Smav 142219974Smav uint8_t version[6]; 143219974Smav#define INTEL_VERSION_1000 "1.0.00" /* RAID0 */ 144219974Smav#define INTEL_VERSION_1100 "1.1.00" /* RAID1 */ 145219974Smav#define INTEL_VERSION_1200 "1.2.00" /* Many volumes */ 146219974Smav#define INTEL_VERSION_1201 "1.2.01" /* 3 or 4 disks */ 147219974Smav#define INTEL_VERSION_1202 "1.2.02" /* RAID5 */ 148219974Smav#define INTEL_VERSION_1204 "1.2.04" /* 5 or 6 disks */ 149219974Smav#define INTEL_VERSION_1206 "1.2.06" /* CNG */ 150219974Smav#define INTEL_VERSION_1300 "1.3.00" /* Attributes */ 151219974Smav 152219974Smav uint8_t dummy_0[2]; 153219974Smav uint32_t checksum; 154219974Smav uint32_t config_size; 155219974Smav uint32_t config_id; 156219974Smav uint32_t generation; 157219974Smav uint32_t error_log_size; 158219974Smav uint32_t attributes; 159219974Smav#define INTEL_ATTR_RAID0 0x00000001 160219974Smav#define INTEL_ATTR_RAID1 0x00000002 161219974Smav#define INTEL_ATTR_RAID10 0x00000004 162219974Smav#define INTEL_ATTR_RAID1E 0x00000008 163219974Smav#define INTEL_ATTR_RAID5 0x00000010 164219974Smav#define INTEL_ATTR_RAIDCNG 0x00000020 165219974Smav#define INTEL_ATTR_2TB 0x20000000 166219974Smav#define INTEL_ATTR_PM 0x40000000 167219974Smav#define INTEL_ATTR_CHECKSUM 0x80000000 168219974Smav 169219974Smav uint8_t total_disks; 170219974Smav uint8_t total_volumes; 171219974Smav uint8_t dummy_2[2]; 172219974Smav uint32_t filler_0[39]; 173219974Smav struct intel_raid_disk disk[1]; /* total_disks entries. */ 174219974Smav /* Here goes total_volumes of struct intel_raid_vol. */ 175219974Smav} __packed; 176219974Smav 177219974Smav#define INTEL_MAX_MD_SIZE(ndisks) \ 178219974Smav (sizeof(struct intel_raid_conf) + \ 179219974Smav sizeof(struct intel_raid_disk) * (ndisks - 1) + \ 180219974Smav sizeof(struct intel_raid_vol) * 2 + \ 181219974Smav sizeof(struct intel_raid_map) * 2 + \ 182219974Smav sizeof(uint32_t) * (ndisks - 1) * 4) 183219974Smav 184219974Smavstruct g_raid_md_intel_perdisk { 185219974Smav struct intel_raid_conf *pd_meta; 186219974Smav int pd_disk_pos; 187219974Smav struct intel_raid_disk pd_disk_meta; 188219974Smav}; 189219974Smav 190219974Smavstruct g_raid_md_intel_object { 191219974Smav struct g_raid_md_object mdio_base; 192219974Smav uint32_t mdio_config_id; 193219974Smav uint32_t mdio_generation; 194219974Smav struct intel_raid_conf *mdio_meta; 195219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 196219974Smav int mdio_disks_present; 197219974Smav int mdio_started; 198219974Smav int mdio_incomplete; 199219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 200219974Smav}; 201219974Smav 202219974Smavstatic g_raid_md_create_t g_raid_md_create_intel; 203219974Smavstatic g_raid_md_taste_t g_raid_md_taste_intel; 204219974Smavstatic g_raid_md_event_t g_raid_md_event_intel; 205219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_intel; 206219974Smavstatic g_raid_md_write_t g_raid_md_write_intel; 207219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_intel; 208219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_intel; 209219974Smavstatic g_raid_md_free_t g_raid_md_free_intel; 210219974Smav 211219974Smavstatic kobj_method_t g_raid_md_intel_methods[] = { 212219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_intel), 213219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_intel), 214219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_intel), 215219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_intel), 216219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_intel), 217219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_intel), 218219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_intel), 219219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_intel), 220219974Smav { 0, 0 } 221219974Smav}; 222219974Smav 223219974Smavstatic struct g_raid_md_class g_raid_md_intel_class = { 224219974Smav "Intel", 225219974Smav g_raid_md_intel_methods, 226219974Smav sizeof(struct g_raid_md_intel_object), 227240552Smav .mdc_enable = 1, 228219974Smav .mdc_priority = 100 229219974Smav}; 230219974Smav 231219974Smav 232219974Smavstatic struct intel_raid_map * 233219974Smavintel_get_map(struct intel_raid_vol *mvol, int i) 234219974Smav{ 235219974Smav struct intel_raid_map *mmap; 236219974Smav 237219974Smav if (i > (mvol->migr_state ? 1 : 0)) 238219974Smav return (NULL); 239219974Smav mmap = &mvol->map[0]; 240219974Smav for (; i > 0; i--) { 241219974Smav mmap = (struct intel_raid_map *) 242219974Smav &mmap->disk_idx[mmap->total_disks]; 243219974Smav } 244219974Smav return ((struct intel_raid_map *)mmap); 245219974Smav} 246219974Smav 247219974Smavstatic struct intel_raid_vol * 248219974Smavintel_get_volume(struct intel_raid_conf *meta, int i) 249219974Smav{ 250219974Smav struct intel_raid_vol *mvol; 251219974Smav struct intel_raid_map *mmap; 252219974Smav 253219974Smav if (i > 1) 254219974Smav return (NULL); 255219974Smav mvol = (struct intel_raid_vol *)&meta->disk[meta->total_disks]; 256219974Smav for (; i > 0; i--) { 257219974Smav mmap = intel_get_map(mvol, mvol->migr_state ? 1 : 0); 258219974Smav mvol = (struct intel_raid_vol *) 259219974Smav &mmap->disk_idx[mmap->total_disks]; 260219974Smav } 261219974Smav return (mvol); 262219974Smav} 263219974Smav 264230244Sjimharrisstatic off_t 265230244Sjimharrisintel_get_map_offset(struct intel_raid_map *mmap) 266230244Sjimharris{ 267230244Sjimharris off_t offset = (off_t)mmap->offset_hi << 32; 268230244Sjimharris 269230244Sjimharris offset += mmap->offset; 270230244Sjimharris return (offset); 271230244Sjimharris} 272230244Sjimharris 273219974Smavstatic void 274230244Sjimharrisintel_set_map_offset(struct intel_raid_map *mmap, off_t offset) 275230244Sjimharris{ 276230244Sjimharris 277230244Sjimharris mmap->offset = offset & 0xffffffff; 278230244Sjimharris mmap->offset_hi = offset >> 32; 279230244Sjimharris} 280230244Sjimharris 281230244Sjimharrisstatic off_t 282230244Sjimharrisintel_get_map_disk_sectors(struct intel_raid_map *mmap) 283230244Sjimharris{ 284230244Sjimharris off_t disk_sectors = (off_t)mmap->disk_sectors_hi << 32; 285230244Sjimharris 286230244Sjimharris disk_sectors += mmap->disk_sectors; 287230244Sjimharris return (disk_sectors); 288230244Sjimharris} 289230244Sjimharris 290230244Sjimharrisstatic void 291230244Sjimharrisintel_set_map_disk_sectors(struct intel_raid_map *mmap, off_t disk_sectors) 292230244Sjimharris{ 293230244Sjimharris 294230244Sjimharris mmap->disk_sectors = disk_sectors & 0xffffffff; 295230244Sjimharris mmap->disk_sectors_hi = disk_sectors >> 32; 296230244Sjimharris} 297230244Sjimharris 298230244Sjimharrisstatic void 299230244Sjimharrisintel_set_map_stripe_count(struct intel_raid_map *mmap, off_t stripe_count) 300230244Sjimharris{ 301230244Sjimharris 302230244Sjimharris mmap->stripe_count = stripe_count & 0xffffffff; 303230244Sjimharris mmap->stripe_count_hi = stripe_count >> 32; 304230244Sjimharris} 305230244Sjimharris 306230244Sjimharrisstatic off_t 307230244Sjimharrisintel_get_disk_sectors(struct intel_raid_disk *disk) 308230244Sjimharris{ 309230244Sjimharris off_t sectors = (off_t)disk->sectors_hi << 32; 310230244Sjimharris 311230244Sjimharris sectors += disk->sectors; 312230244Sjimharris return (sectors); 313230244Sjimharris} 314230244Sjimharris 315230244Sjimharrisstatic void 316230244Sjimharrisintel_set_disk_sectors(struct intel_raid_disk *disk, off_t sectors) 317230244Sjimharris{ 318230244Sjimharris 319230244Sjimharris disk->sectors = sectors & 0xffffffff; 320230244Sjimharris disk->sectors_hi = sectors >> 32; 321230244Sjimharris} 322230244Sjimharris 323230244Sjimharrisstatic off_t 324230244Sjimharrisintel_get_vol_curr_migr_unit(struct intel_raid_vol *vol) 325230244Sjimharris{ 326230244Sjimharris off_t curr_migr_unit = (off_t)vol->curr_migr_unit_hi << 32; 327230244Sjimharris 328230244Sjimharris curr_migr_unit += vol->curr_migr_unit; 329230244Sjimharris return (curr_migr_unit); 330230244Sjimharris} 331230244Sjimharris 332230244Sjimharrisstatic void 333230244Sjimharrisintel_set_vol_curr_migr_unit(struct intel_raid_vol *vol, off_t curr_migr_unit) 334230244Sjimharris{ 335230244Sjimharris 336230244Sjimharris vol->curr_migr_unit = curr_migr_unit & 0xffffffff; 337230244Sjimharris vol->curr_migr_unit_hi = curr_migr_unit >> 32; 338230244Sjimharris} 339230244Sjimharris 340230244Sjimharrisstatic void 341219974Smavg_raid_md_intel_print(struct intel_raid_conf *meta) 342219974Smav{ 343219974Smav struct intel_raid_vol *mvol; 344219974Smav struct intel_raid_map *mmap; 345219974Smav int i, j, k; 346219974Smav 347219974Smav if (g_raid_debug < 1) 348219974Smav return; 349219974Smav 350219974Smav printf("********* ATA Intel MatrixRAID Metadata *********\n"); 351219974Smav printf("intel_id <%.24s>\n", meta->intel_id); 352219974Smav printf("version <%.6s>\n", meta->version); 353219974Smav printf("checksum 0x%08x\n", meta->checksum); 354219974Smav printf("config_size 0x%08x\n", meta->config_size); 355219974Smav printf("config_id 0x%08x\n", meta->config_id); 356219974Smav printf("generation 0x%08x\n", meta->generation); 357219974Smav printf("attributes 0x%08x\n", meta->attributes); 358219974Smav printf("total_disks %u\n", meta->total_disks); 359219974Smav printf("total_volumes %u\n", meta->total_volumes); 360230244Sjimharris printf("DISK# serial disk_sectors disk_sectors_hi disk_id flags\n"); 361219974Smav for (i = 0; i < meta->total_disks; i++ ) { 362230244Sjimharris printf(" %d <%.16s> %u %u 0x%08x 0x%08x\n", i, 363219974Smav meta->disk[i].serial, meta->disk[i].sectors, 364230244Sjimharris meta->disk[i].sectors_hi, 365219974Smav meta->disk[i].id, meta->disk[i].flags); 366219974Smav } 367219974Smav for (i = 0; i < meta->total_volumes; i++) { 368219974Smav mvol = intel_get_volume(meta, i); 369219974Smav printf(" ****** Volume %d ******\n", i); 370219974Smav printf(" name %.16s\n", mvol->name); 371219974Smav printf(" total_sectors %ju\n", mvol->total_sectors); 372219974Smav printf(" state %u\n", mvol->state); 373219974Smav printf(" reserved %u\n", mvol->reserved); 374219974Smav printf(" curr_migr_unit %u\n", mvol->curr_migr_unit); 375230244Sjimharris printf(" curr_migr_unit_hi %u\n", mvol->curr_migr_unit_hi); 376219974Smav printf(" checkpoint_id %u\n", mvol->checkpoint_id); 377219974Smav printf(" migr_state %u\n", mvol->migr_state); 378219974Smav printf(" migr_type %u\n", mvol->migr_type); 379219974Smav printf(" dirty %u\n", mvol->dirty); 380219974Smav 381219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 382219974Smav printf(" *** Map %d ***\n", j); 383219974Smav mmap = intel_get_map(mvol, j); 384219974Smav printf(" offset %u\n", mmap->offset); 385230244Sjimharris printf(" offset_hi %u\n", mmap->offset_hi); 386219974Smav printf(" disk_sectors %u\n", mmap->disk_sectors); 387230244Sjimharris printf(" disk_sectors_hi %u\n", mmap->disk_sectors_hi); 388219974Smav printf(" stripe_count %u\n", mmap->stripe_count); 389230244Sjimharris printf(" stripe_count_hi %u\n", mmap->stripe_count_hi); 390219974Smav printf(" strip_sectors %u\n", mmap->strip_sectors); 391219974Smav printf(" status %u\n", mmap->status); 392219974Smav printf(" type %u\n", mmap->type); 393219974Smav printf(" total_disks %u\n", mmap->total_disks); 394219974Smav printf(" total_domains %u\n", mmap->total_domains); 395219974Smav printf(" failed_disk_num %u\n", mmap->failed_disk_num); 396219974Smav printf(" ddf %u\n", mmap->ddf); 397219974Smav printf(" disk_idx "); 398219974Smav for (k = 0; k < mmap->total_disks; k++) 399219974Smav printf(" 0x%08x", mmap->disk_idx[k]); 400219974Smav printf("\n"); 401219974Smav } 402219974Smav } 403219974Smav printf("=================================================\n"); 404219974Smav} 405219974Smav 406219974Smavstatic struct intel_raid_conf * 407219974Smavintel_meta_copy(struct intel_raid_conf *meta) 408219974Smav{ 409219974Smav struct intel_raid_conf *nmeta; 410219974Smav 411219974Smav nmeta = malloc(meta->config_size, M_MD_INTEL, M_WAITOK); 412219974Smav memcpy(nmeta, meta, meta->config_size); 413219974Smav return (nmeta); 414219974Smav} 415219974Smav 416219974Smavstatic int 417219974Smavintel_meta_find_disk(struct intel_raid_conf *meta, char *serial) 418219974Smav{ 419219974Smav int pos; 420219974Smav 421219974Smav for (pos = 0; pos < meta->total_disks; pos++) { 422219974Smav if (strncmp(meta->disk[pos].serial, 423219974Smav serial, INTEL_SERIAL_LEN) == 0) 424219974Smav return (pos); 425219974Smav } 426219974Smav return (-1); 427219974Smav} 428219974Smav 429219974Smavstatic struct intel_raid_conf * 430219974Smavintel_meta_read(struct g_consumer *cp) 431219974Smav{ 432219974Smav struct g_provider *pp; 433219974Smav struct intel_raid_conf *meta; 434219974Smav struct intel_raid_vol *mvol; 435219974Smav struct intel_raid_map *mmap; 436219974Smav char *buf; 437219974Smav int error, i, j, k, left, size; 438219974Smav uint32_t checksum, *ptr; 439219974Smav 440219974Smav pp = cp->provider; 441219974Smav 442219974Smav /* Read the anchor sector. */ 443219974Smav buf = g_read_data(cp, 444219974Smav pp->mediasize - pp->sectorsize * 2, pp->sectorsize, &error); 445219974Smav if (buf == NULL) { 446219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 447219974Smav pp->name, error); 448219974Smav return (NULL); 449219974Smav } 450219974Smav meta = (struct intel_raid_conf *)buf; 451219974Smav 452219974Smav /* Check if this is an Intel RAID struct */ 453219974Smav if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) { 454219974Smav G_RAID_DEBUG(1, "Intel signature check failed on %s", pp->name); 455219974Smav g_free(buf); 456219974Smav return (NULL); 457219974Smav } 458219974Smav if (meta->config_size > 65536 || 459219974Smav meta->config_size < sizeof(struct intel_raid_conf)) { 460219974Smav G_RAID_DEBUG(1, "Intel metadata size looks wrong: %d", 461219974Smav meta->config_size); 462219974Smav g_free(buf); 463219974Smav return (NULL); 464219974Smav } 465219974Smav size = meta->config_size; 466219974Smav meta = malloc(size, M_MD_INTEL, M_WAITOK); 467219974Smav memcpy(meta, buf, min(size, pp->sectorsize)); 468219974Smav g_free(buf); 469219974Smav 470219974Smav /* Read all the rest, if needed. */ 471219974Smav if (meta->config_size > pp->sectorsize) { 472219974Smav left = (meta->config_size - 1) / pp->sectorsize; 473219974Smav buf = g_read_data(cp, 474219974Smav pp->mediasize - pp->sectorsize * (2 + left), 475219974Smav pp->sectorsize * left, &error); 476219974Smav if (buf == NULL) { 477219974Smav G_RAID_DEBUG(1, "Cannot read remaining metadata" 478219974Smav " part from %s (error=%d).", 479219974Smav pp->name, error); 480219974Smav free(meta, M_MD_INTEL); 481219974Smav return (NULL); 482219974Smav } 483219974Smav memcpy(((char *)meta) + pp->sectorsize, buf, 484219974Smav pp->sectorsize * left); 485219974Smav g_free(buf); 486219974Smav } 487219974Smav 488219974Smav /* Check metadata checksum. */ 489219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 490219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 491219974Smav checksum += *ptr++; 492219974Smav } 493219974Smav checksum -= meta->checksum; 494219974Smav if (checksum != meta->checksum) { 495219974Smav G_RAID_DEBUG(1, "Intel checksum check failed on %s", pp->name); 496219974Smav free(meta, M_MD_INTEL); 497219974Smav return (NULL); 498219974Smav } 499219974Smav 500219974Smav /* Validate metadata size. */ 501219974Smav size = sizeof(struct intel_raid_conf) + 502219974Smav sizeof(struct intel_raid_disk) * (meta->total_disks - 1) + 503219974Smav sizeof(struct intel_raid_vol) * meta->total_volumes; 504219974Smav if (size > meta->config_size) { 505219974Smavbadsize: 506219974Smav G_RAID_DEBUG(1, "Intel metadata size incorrect %d < %d", 507219974Smav meta->config_size, size); 508219974Smav free(meta, M_MD_INTEL); 509219974Smav return (NULL); 510219974Smav } 511219974Smav for (i = 0; i < meta->total_volumes; i++) { 512219974Smav mvol = intel_get_volume(meta, i); 513219974Smav mmap = intel_get_map(mvol, 0); 514219974Smav size += 4 * (mmap->total_disks - 1); 515219974Smav if (size > meta->config_size) 516219974Smav goto badsize; 517219974Smav if (mvol->migr_state) { 518219974Smav size += sizeof(struct intel_raid_map); 519219974Smav if (size > meta->config_size) 520219974Smav goto badsize; 521219974Smav mmap = intel_get_map(mvol, 1); 522219974Smav size += 4 * (mmap->total_disks - 1); 523219974Smav if (size > meta->config_size) 524219974Smav goto badsize; 525219974Smav } 526219974Smav } 527219974Smav 528219974Smav /* Validate disk indexes. */ 529219974Smav for (i = 0; i < meta->total_volumes; i++) { 530219974Smav mvol = intel_get_volume(meta, i); 531219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 532219974Smav mmap = intel_get_map(mvol, j); 533219974Smav for (k = 0; k < mmap->total_disks; k++) { 534219974Smav if ((mmap->disk_idx[k] & INTEL_DI_IDX) > 535219974Smav meta->total_disks) { 536219974Smav G_RAID_DEBUG(1, "Intel metadata disk" 537219974Smav " index %d too big (>%d)", 538219974Smav mmap->disk_idx[k] & INTEL_DI_IDX, 539219974Smav meta->total_disks); 540219974Smav free(meta, M_MD_INTEL); 541219974Smav return (NULL); 542219974Smav } 543219974Smav } 544219974Smav } 545219974Smav } 546219974Smav 547219974Smav /* Validate migration types. */ 548219974Smav for (i = 0; i < meta->total_volumes; i++) { 549219974Smav mvol = intel_get_volume(meta, i); 550219974Smav if (mvol->migr_state && 551219974Smav mvol->migr_type != INTEL_MT_INIT && 552219974Smav mvol->migr_type != INTEL_MT_REBUILD && 553219974Smav mvol->migr_type != INTEL_MT_VERIFY && 554219974Smav mvol->migr_type != INTEL_MT_REPAIR) { 555219974Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 556219974Smav " migration type %d", mvol->migr_type); 557219974Smav free(meta, M_MD_INTEL); 558219974Smav return (NULL); 559219974Smav } 560219974Smav } 561219974Smav 562219974Smav return (meta); 563219974Smav} 564219974Smav 565219974Smavstatic int 566219974Smavintel_meta_write(struct g_consumer *cp, struct intel_raid_conf *meta) 567219974Smav{ 568219974Smav struct g_provider *pp; 569219974Smav char *buf; 570219974Smav int error, i, sectors; 571219974Smav uint32_t checksum, *ptr; 572219974Smav 573219974Smav pp = cp->provider; 574219974Smav 575219974Smav /* Recalculate checksum for case if metadata were changed. */ 576219974Smav meta->checksum = 0; 577219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 578219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 579219974Smav checksum += *ptr++; 580219974Smav } 581219974Smav meta->checksum = checksum; 582219974Smav 583219974Smav /* Create and fill buffer. */ 584219974Smav sectors = (meta->config_size + pp->sectorsize - 1) / pp->sectorsize; 585219974Smav buf = malloc(sectors * pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 586219974Smav if (sectors > 1) { 587219974Smav memcpy(buf, ((char *)meta) + pp->sectorsize, 588219974Smav (sectors - 1) * pp->sectorsize); 589219974Smav } 590219974Smav memcpy(buf + (sectors - 1) * pp->sectorsize, meta, pp->sectorsize); 591219974Smav 592219974Smav error = g_write_data(cp, 593219974Smav pp->mediasize - pp->sectorsize * (1 + sectors), 594219974Smav buf, pp->sectorsize * sectors); 595219974Smav if (error != 0) { 596219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 597219974Smav pp->name, error); 598219974Smav } 599219974Smav 600219974Smav free(buf, M_MD_INTEL); 601219974Smav return (error); 602219974Smav} 603219974Smav 604219974Smavstatic int 605219974Smavintel_meta_erase(struct g_consumer *cp) 606219974Smav{ 607219974Smav struct g_provider *pp; 608219974Smav char *buf; 609219974Smav int error; 610219974Smav 611219974Smav pp = cp->provider; 612219974Smav buf = malloc(pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 613219974Smav error = g_write_data(cp, 614219974Smav pp->mediasize - 2 * pp->sectorsize, 615219974Smav buf, pp->sectorsize); 616219974Smav if (error != 0) { 617219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 618219974Smav pp->name, error); 619219974Smav } 620219974Smav free(buf, M_MD_INTEL); 621219974Smav return (error); 622219974Smav} 623219974Smav 624219974Smavstatic int 625219974Smavintel_meta_write_spare(struct g_consumer *cp, struct intel_raid_disk *d) 626219974Smav{ 627219974Smav struct intel_raid_conf *meta; 628219974Smav int error; 629219974Smav 630219974Smav /* Fill anchor and single disk. */ 631219974Smav meta = malloc(INTEL_MAX_MD_SIZE(1), M_MD_INTEL, M_WAITOK | M_ZERO); 632220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 633219974Smav memcpy(&meta->version[0], INTEL_VERSION_1000, 634220209Smav sizeof(INTEL_VERSION_1000) - 1); 635219974Smav meta->config_size = INTEL_MAX_MD_SIZE(1); 636219974Smav meta->config_id = arc4random(); 637219974Smav meta->generation = 1; 638219974Smav meta->total_disks = 1; 639219974Smav meta->disk[0] = *d; 640219974Smav error = intel_meta_write(cp, meta); 641219974Smav free(meta, M_MD_INTEL); 642219974Smav return (error); 643219974Smav} 644219974Smav 645219974Smavstatic struct g_raid_disk * 646219974Smavg_raid_md_intel_get_disk(struct g_raid_softc *sc, int id) 647219974Smav{ 648219974Smav struct g_raid_disk *disk; 649219974Smav struct g_raid_md_intel_perdisk *pd; 650219974Smav 651219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 652219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 653219974Smav if (pd->pd_disk_pos == id) 654219974Smav break; 655219974Smav } 656219974Smav return (disk); 657219974Smav} 658219974Smav 659219974Smavstatic int 660219974Smavg_raid_md_intel_supported(int level, int qual, int disks, int force) 661219974Smav{ 662219974Smav 663219974Smav switch (level) { 664219974Smav case G_RAID_VOLUME_RL_RAID0: 665219974Smav if (disks < 1) 666219974Smav return (0); 667219974Smav if (!force && (disks < 2 || disks > 6)) 668219974Smav return (0); 669219974Smav break; 670219974Smav case G_RAID_VOLUME_RL_RAID1: 671219974Smav if (disks < 1) 672219974Smav return (0); 673219974Smav if (!force && (disks != 2)) 674219974Smav return (0); 675219974Smav break; 676219974Smav case G_RAID_VOLUME_RL_RAID1E: 677219974Smav if (disks < 2) 678219974Smav return (0); 679219974Smav if (!force && (disks != 4)) 680219974Smav return (0); 681219974Smav break; 682219974Smav case G_RAID_VOLUME_RL_RAID5: 683219974Smav if (disks < 3) 684219974Smav return (0); 685219974Smav if (!force && disks > 6) 686219974Smav return (0); 687235874Smav if (qual != G_RAID_VOLUME_RLQ_R5LA) 688235874Smav return (0); 689219974Smav break; 690219974Smav default: 691219974Smav return (0); 692219974Smav } 693235874Smav if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE) 694219974Smav return (0); 695219974Smav return (1); 696219974Smav} 697219974Smav 698219974Smavstatic struct g_raid_volume * 699219974Smavg_raid_md_intel_get_volume(struct g_raid_softc *sc, int id) 700219974Smav{ 701219974Smav struct g_raid_volume *mvol; 702219974Smav 703219974Smav TAILQ_FOREACH(mvol, &sc->sc_volumes, v_next) { 704219974Smav if ((intptr_t)(mvol->v_md_data) == id) 705219974Smav break; 706219974Smav } 707219974Smav return (mvol); 708219974Smav} 709219974Smav 710219974Smavstatic int 711219974Smavg_raid_md_intel_start_disk(struct g_raid_disk *disk) 712219974Smav{ 713219974Smav struct g_raid_softc *sc; 714219974Smav struct g_raid_subdisk *sd, *tmpsd; 715219974Smav struct g_raid_disk *olddisk, *tmpdisk; 716219974Smav struct g_raid_md_object *md; 717219974Smav struct g_raid_md_intel_object *mdi; 718219974Smav struct g_raid_md_intel_perdisk *pd, *oldpd; 719219974Smav struct intel_raid_conf *meta; 720219974Smav struct intel_raid_vol *mvol; 721219974Smav struct intel_raid_map *mmap0, *mmap1; 722219974Smav int disk_pos, resurrection = 0; 723219974Smav 724219974Smav sc = disk->d_softc; 725219974Smav md = sc->sc_md; 726219974Smav mdi = (struct g_raid_md_intel_object *)md; 727219974Smav meta = mdi->mdio_meta; 728219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 729219974Smav olddisk = NULL; 730219974Smav 731219974Smav /* Find disk position in metadata by it's serial. */ 732219974Smav disk_pos = intel_meta_find_disk(meta, pd->pd_disk_meta.serial); 733219974Smav if (disk_pos < 0) { 734219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 735219974Smav /* Failed stale disk is useless for us. */ 736219974Smav if (pd->pd_disk_meta.flags & INTEL_F_FAILED) { 737219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE_FAILED); 738219974Smav return (0); 739219974Smav } 740219974Smav /* If we are in the start process, that's all for now. */ 741219974Smav if (!mdi->mdio_started) 742219974Smav goto nofit; 743219974Smav /* 744219974Smav * If we have already started - try to get use of the disk. 745219974Smav * Try to replace OFFLINE disks first, then FAILED. 746219974Smav */ 747219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 748219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 749219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 750219974Smav continue; 751219974Smav /* Make sure this disk is big enough. */ 752219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 753230244Sjimharris off_t disk_sectors = 754230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 755230244Sjimharris 756219974Smav if (sd->sd_offset + sd->sd_size + 4096 > 757230244Sjimharris disk_sectors * 512) { 758219974Smav G_RAID_DEBUG1(1, sc, 759219974Smav "Disk too small (%llu < %llu)", 760219974Smav (unsigned long long) 761230244Sjimharris disk_sectors * 512, 762230244Sjimharris (unsigned long long) 763219974Smav sd->sd_offset + sd->sd_size + 4096); 764219974Smav break; 765219974Smav } 766219974Smav } 767219974Smav if (sd != NULL) 768219974Smav continue; 769219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 770219974Smav olddisk = tmpdisk; 771219974Smav break; 772219974Smav } else if (olddisk == NULL) 773219974Smav olddisk = tmpdisk; 774219974Smav } 775219974Smav if (olddisk == NULL) { 776219974Smavnofit: 777219974Smav if (pd->pd_disk_meta.flags & INTEL_F_SPARE) { 778219974Smav g_raid_change_disk_state(disk, 779219974Smav G_RAID_DISK_S_SPARE); 780219974Smav return (1); 781219974Smav } else { 782219974Smav g_raid_change_disk_state(disk, 783219974Smav G_RAID_DISK_S_STALE); 784219974Smav return (0); 785219974Smav } 786219974Smav } 787219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 788219974Smav disk_pos = oldpd->pd_disk_pos; 789219974Smav resurrection = 1; 790219974Smav } 791219974Smav 792219974Smav if (olddisk == NULL) { 793219974Smav /* Find placeholder by position. */ 794219974Smav olddisk = g_raid_md_intel_get_disk(sc, disk_pos); 795219974Smav if (olddisk == NULL) 796219974Smav panic("No disk at position %d!", disk_pos); 797219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 798219974Smav G_RAID_DEBUG1(1, sc, "More then one disk for pos %d", 799219974Smav disk_pos); 800219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 801219974Smav return (0); 802219974Smav } 803219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 804219974Smav } 805219974Smav 806219974Smav /* Replace failed disk or placeholder with new disk. */ 807219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 808219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 809219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 810219974Smav sd->sd_disk = disk; 811219974Smav } 812219974Smav oldpd->pd_disk_pos = -2; 813219974Smav pd->pd_disk_pos = disk_pos; 814219974Smav 815219974Smav /* If it was placeholder -- destroy it. */ 816219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 817219974Smav g_raid_destroy_disk(olddisk); 818219974Smav } else { 819219974Smav /* Otherwise, make it STALE_FAILED. */ 820219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 821219974Smav /* Update global metadata just in case. */ 822219974Smav memcpy(&meta->disk[disk_pos], &pd->pd_disk_meta, 823219974Smav sizeof(struct intel_raid_disk)); 824219974Smav } 825219974Smav 826219974Smav /* Welcome the new disk. */ 827219974Smav if (resurrection) 828219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 829219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) 830219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED); 831219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_SPARE) 832219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE); 833219974Smav else 834219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 835219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 836219974Smav mvol = intel_get_volume(meta, 837219974Smav (uintptr_t)(sd->sd_volume->v_md_data)); 838219974Smav mmap0 = intel_get_map(mvol, 0); 839219974Smav if (mvol->migr_state) 840219974Smav mmap1 = intel_get_map(mvol, 1); 841219974Smav else 842219974Smav mmap1 = mmap0; 843219974Smav 844219974Smav if (resurrection) { 845219974Smav /* Stale disk, almost same as new. */ 846219974Smav g_raid_change_subdisk_state(sd, 847219974Smav G_RAID_SUBDISK_S_NEW); 848219974Smav } else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) { 849219974Smav /* Failed disk, almost useless. */ 850219974Smav g_raid_change_subdisk_state(sd, 851219974Smav G_RAID_SUBDISK_S_FAILED); 852219974Smav } else if (mvol->migr_state == 0) { 853219974Smav if (mmap0->status == INTEL_S_UNINITIALIZED) { 854219974Smav /* Freshly created uninitialized volume. */ 855219974Smav g_raid_change_subdisk_state(sd, 856219974Smav G_RAID_SUBDISK_S_UNINITIALIZED); 857219974Smav } else if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 858219974Smav /* Freshly inserted disk. */ 859219974Smav g_raid_change_subdisk_state(sd, 860219974Smav G_RAID_SUBDISK_S_NEW); 861219974Smav } else if (mvol->dirty) { 862219974Smav /* Dirty volume (unclean shutdown). */ 863219974Smav g_raid_change_subdisk_state(sd, 864219974Smav G_RAID_SUBDISK_S_STALE); 865219974Smav } else { 866219974Smav /* Up to date disk. */ 867219974Smav g_raid_change_subdisk_state(sd, 868219974Smav G_RAID_SUBDISK_S_ACTIVE); 869219974Smav } 870219974Smav } else if (mvol->migr_type == INTEL_MT_INIT || 871219974Smav mvol->migr_type == INTEL_MT_REBUILD) { 872219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 873219974Smav /* Freshly inserted disk. */ 874219974Smav g_raid_change_subdisk_state(sd, 875219974Smav G_RAID_SUBDISK_S_NEW); 876219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 877219974Smav /* Rebuilding disk. */ 878219974Smav g_raid_change_subdisk_state(sd, 879219974Smav G_RAID_SUBDISK_S_REBUILD); 880219974Smav if (mvol->dirty) { 881219974Smav sd->sd_rebuild_pos = 0; 882219974Smav } else { 883219974Smav sd->sd_rebuild_pos = 884230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 885219974Smav sd->sd_volume->v_strip_size * 886219974Smav mmap0->total_domains; 887219974Smav } 888219974Smav } else if (mvol->dirty) { 889219974Smav /* Dirty volume (unclean shutdown). */ 890219974Smav g_raid_change_subdisk_state(sd, 891219974Smav G_RAID_SUBDISK_S_STALE); 892219974Smav } else { 893219974Smav /* Up to date disk. */ 894219974Smav g_raid_change_subdisk_state(sd, 895219974Smav G_RAID_SUBDISK_S_ACTIVE); 896219974Smav } 897219974Smav } else if (mvol->migr_type == INTEL_MT_VERIFY || 898219974Smav mvol->migr_type == INTEL_MT_REPAIR) { 899219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 900219974Smav /* Freshly inserted disk. */ 901219974Smav g_raid_change_subdisk_state(sd, 902219974Smav G_RAID_SUBDISK_S_NEW); 903219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 904219974Smav /* Resyncing disk. */ 905219974Smav g_raid_change_subdisk_state(sd, 906219974Smav G_RAID_SUBDISK_S_RESYNC); 907219974Smav if (mvol->dirty) { 908219974Smav sd->sd_rebuild_pos = 0; 909219974Smav } else { 910219974Smav sd->sd_rebuild_pos = 911230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 912219974Smav sd->sd_volume->v_strip_size * 913219974Smav mmap0->total_domains; 914219974Smav } 915219974Smav } else if (mvol->dirty) { 916219974Smav /* Dirty volume (unclean shutdown). */ 917219974Smav g_raid_change_subdisk_state(sd, 918219974Smav G_RAID_SUBDISK_S_STALE); 919219974Smav } else { 920219974Smav /* Up to date disk. */ 921219974Smav g_raid_change_subdisk_state(sd, 922219974Smav G_RAID_SUBDISK_S_ACTIVE); 923219974Smav } 924219974Smav } 925219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 926219974Smav G_RAID_EVENT_SUBDISK); 927219974Smav } 928219974Smav 929219974Smav /* Update status of our need for spare. */ 930219974Smav if (mdi->mdio_started) { 931219974Smav mdi->mdio_incomplete = 932219974Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 933219974Smav meta->total_disks); 934219974Smav } 935219974Smav 936219974Smav return (resurrection); 937219974Smav} 938219974Smav 939219974Smavstatic void 940219974Smavg_disk_md_intel_retaste(void *arg, int pending) 941219974Smav{ 942219974Smav 943219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 944219974Smav g_retaste(&g_raid_class); 945219974Smav free(arg, M_MD_INTEL); 946219974Smav} 947219974Smav 948219974Smavstatic void 949219974Smavg_raid_md_intel_refill(struct g_raid_softc *sc) 950219974Smav{ 951219974Smav struct g_raid_md_object *md; 952219974Smav struct g_raid_md_intel_object *mdi; 953219974Smav struct intel_raid_conf *meta; 954219974Smav struct g_raid_disk *disk; 955219974Smav struct task *task; 956219974Smav int update, na; 957219974Smav 958219974Smav md = sc->sc_md; 959219974Smav mdi = (struct g_raid_md_intel_object *)md; 960219974Smav meta = mdi->mdio_meta; 961219974Smav update = 0; 962219974Smav do { 963219974Smav /* Make sure we miss anything. */ 964219974Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE); 965219974Smav if (na == meta->total_disks) 966219974Smav break; 967219974Smav 968219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 969219974Smav "Array is not complete (%d of %d), " 970219974Smav "trying to refill.", na, meta->total_disks); 971219974Smav 972219974Smav /* Try to get use some of STALE disks. */ 973219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 974219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 975219974Smav update += g_raid_md_intel_start_disk(disk); 976219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 977219974Smav break; 978219974Smav } 979219974Smav } 980219974Smav if (disk != NULL) 981219974Smav continue; 982219974Smav 983219974Smav /* Try to get use some of SPARE disks. */ 984219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 985219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 986219974Smav update += g_raid_md_intel_start_disk(disk); 987219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 988219974Smav break; 989219974Smav } 990219974Smav } 991219974Smav } while (disk != NULL); 992219974Smav 993219974Smav /* Write new metadata if we changed something. */ 994219974Smav if (update) { 995219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 996219974Smav meta = mdi->mdio_meta; 997219974Smav } 998219974Smav 999219974Smav /* Update status of our need for spare. */ 1000219974Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 1001219974Smav meta->total_disks); 1002219974Smav 1003219974Smav /* Request retaste hoping to find spare. */ 1004219974Smav if (mdi->mdio_incomplete) { 1005219974Smav task = malloc(sizeof(struct task), 1006219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 1007219974Smav TASK_INIT(task, 0, g_disk_md_intel_retaste, task); 1008219974Smav taskqueue_enqueue(taskqueue_swi, task); 1009219974Smav } 1010219974Smav} 1011219974Smav 1012219974Smavstatic void 1013219974Smavg_raid_md_intel_start(struct g_raid_softc *sc) 1014219974Smav{ 1015219974Smav struct g_raid_md_object *md; 1016219974Smav struct g_raid_md_intel_object *mdi; 1017219974Smav struct g_raid_md_intel_perdisk *pd; 1018219974Smav struct intel_raid_conf *meta; 1019219974Smav struct intel_raid_vol *mvol; 1020219974Smav struct intel_raid_map *mmap; 1021219974Smav struct g_raid_volume *vol; 1022219974Smav struct g_raid_subdisk *sd; 1023219974Smav struct g_raid_disk *disk; 1024219974Smav int i, j, disk_pos; 1025219974Smav 1026219974Smav md = sc->sc_md; 1027219974Smav mdi = (struct g_raid_md_intel_object *)md; 1028219974Smav meta = mdi->mdio_meta; 1029219974Smav 1030219974Smav /* Create volumes and subdisks. */ 1031219974Smav for (i = 0; i < meta->total_volumes; i++) { 1032219974Smav mvol = intel_get_volume(meta, i); 1033219974Smav mmap = intel_get_map(mvol, 0); 1034219974Smav vol = g_raid_create_volume(sc, mvol->name, -1); 1035219974Smav vol->v_md_data = (void *)(intptr_t)i; 1036235874Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1037219974Smav if (mmap->type == INTEL_T_RAID0) 1038219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 1039219974Smav else if (mmap->type == INTEL_T_RAID1 && 1040219974Smav mmap->total_domains >= 2 && 1041219974Smav mmap->total_domains <= mmap->total_disks) { 1042219974Smav /* Assume total_domains is correct. */ 1043219974Smav if (mmap->total_domains == mmap->total_disks) 1044219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1045219974Smav else 1046219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1047219974Smav } else if (mmap->type == INTEL_T_RAID1) { 1048219974Smav /* total_domains looks wrong. */ 1049219974Smav if (mmap->total_disks <= 2) 1050219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1051219974Smav else 1052219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1053235874Smav } else if (mmap->type == INTEL_T_RAID5) { 1054219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 1055235874Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA; 1056235874Smav } else 1057219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 1058219974Smav vol->v_strip_size = (u_int)mmap->strip_sectors * 512; //ZZZ 1059219974Smav vol->v_disks_count = mmap->total_disks; 1060219974Smav vol->v_mediasize = (off_t)mvol->total_sectors * 512; //ZZZ 1061219974Smav vol->v_sectorsize = 512; //ZZZ 1062219974Smav for (j = 0; j < vol->v_disks_count; j++) { 1063219974Smav sd = &vol->v_subdisks[j]; 1064230244Sjimharris sd->sd_offset = intel_get_map_offset(mmap) * 512; //ZZZ 1065230244Sjimharris sd->sd_size = intel_get_map_disk_sectors(mmap) * 512; //ZZZ 1066219974Smav } 1067219974Smav g_raid_start_volume(vol); 1068219974Smav } 1069219974Smav 1070219974Smav /* Create disk placeholders to store data for later writing. */ 1071219974Smav for (disk_pos = 0; disk_pos < meta->total_disks; disk_pos++) { 1072219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1073219974Smav pd->pd_disk_pos = disk_pos; 1074219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1075219974Smav disk = g_raid_create_disk(sc); 1076219974Smav disk->d_md_data = (void *)pd; 1077219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 1078219974Smav for (i = 0; i < meta->total_volumes; i++) { 1079219974Smav mvol = intel_get_volume(meta, i); 1080219974Smav mmap = intel_get_map(mvol, 0); 1081219974Smav for (j = 0; j < mmap->total_disks; j++) { 1082219974Smav if ((mmap->disk_idx[j] & INTEL_DI_IDX) == disk_pos) 1083219974Smav break; 1084219974Smav } 1085219974Smav if (j == mmap->total_disks) 1086219974Smav continue; 1087219974Smav vol = g_raid_md_intel_get_volume(sc, i); 1088219974Smav sd = &vol->v_subdisks[j]; 1089219974Smav sd->sd_disk = disk; 1090219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1091219974Smav } 1092219974Smav } 1093219974Smav 1094219974Smav /* Make all disks found till the moment take their places. */ 1095219974Smav do { 1096219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1097219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 1098219974Smav g_raid_md_intel_start_disk(disk); 1099219974Smav break; 1100219974Smav } 1101219974Smav } 1102219974Smav } while (disk != NULL); 1103219974Smav 1104219974Smav mdi->mdio_started = 1; 1105219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1106219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1107219974Smav 1108219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1109219974Smav g_raid_md_intel_refill(sc); 1110219974Smav 1111219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1112219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1113219974Smav G_RAID_EVENT_VOLUME); 1114219974Smav } 1115219974Smav 1116219974Smav callout_stop(&mdi->mdio_start_co); 1117219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 1118219974Smav root_mount_rel(mdi->mdio_rootmount); 1119219974Smav mdi->mdio_rootmount = NULL; 1120219974Smav} 1121219974Smav 1122219974Smavstatic void 1123219974Smavg_raid_md_intel_new_disk(struct g_raid_disk *disk) 1124219974Smav{ 1125219974Smav struct g_raid_softc *sc; 1126219974Smav struct g_raid_md_object *md; 1127219974Smav struct g_raid_md_intel_object *mdi; 1128219974Smav struct intel_raid_conf *pdmeta; 1129219974Smav struct g_raid_md_intel_perdisk *pd; 1130219974Smav 1131219974Smav sc = disk->d_softc; 1132219974Smav md = sc->sc_md; 1133219974Smav mdi = (struct g_raid_md_intel_object *)md; 1134219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1135219974Smav pdmeta = pd->pd_meta; 1136219974Smav 1137219974Smav if (mdi->mdio_started) { 1138219974Smav if (g_raid_md_intel_start_disk(disk)) 1139219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1140219974Smav } else { 1141219974Smav /* If we haven't started yet - check metadata freshness. */ 1142219974Smav if (mdi->mdio_meta == NULL || 1143219974Smav ((int32_t)(pdmeta->generation - mdi->mdio_generation)) > 0) { 1144219974Smav G_RAID_DEBUG1(1, sc, "Newer disk"); 1145219974Smav if (mdi->mdio_meta != NULL) 1146219974Smav free(mdi->mdio_meta, M_MD_INTEL); 1147219974Smav mdi->mdio_meta = intel_meta_copy(pdmeta); 1148219974Smav mdi->mdio_generation = mdi->mdio_meta->generation; 1149219974Smav mdi->mdio_disks_present = 1; 1150219974Smav } else if (pdmeta->generation == mdi->mdio_generation) { 1151219974Smav mdi->mdio_disks_present++; 1152219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)", 1153219974Smav mdi->mdio_disks_present, 1154219974Smav mdi->mdio_meta->total_disks); 1155219974Smav } else { 1156219974Smav G_RAID_DEBUG1(1, sc, "Older disk"); 1157219974Smav } 1158219974Smav /* If we collected all needed disks - start array. */ 1159219974Smav if (mdi->mdio_disks_present == mdi->mdio_meta->total_disks) 1160219974Smav g_raid_md_intel_start(sc); 1161219974Smav } 1162219974Smav} 1163219974Smav 1164219974Smavstatic void 1165219974Smavg_raid_intel_go(void *arg) 1166219974Smav{ 1167219974Smav struct g_raid_softc *sc; 1168219974Smav struct g_raid_md_object *md; 1169219974Smav struct g_raid_md_intel_object *mdi; 1170219974Smav 1171219974Smav sc = arg; 1172219974Smav md = sc->sc_md; 1173219974Smav mdi = (struct g_raid_md_intel_object *)md; 1174219974Smav if (!mdi->mdio_started) { 1175219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 1176219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 1177219974Smav } 1178219974Smav} 1179219974Smav 1180219974Smavstatic int 1181219974Smavg_raid_md_create_intel(struct g_raid_md_object *md, struct g_class *mp, 1182219974Smav struct g_geom **gp) 1183219974Smav{ 1184219974Smav struct g_raid_softc *sc; 1185219974Smav struct g_raid_md_intel_object *mdi; 1186219974Smav char name[16]; 1187219974Smav 1188219974Smav mdi = (struct g_raid_md_intel_object *)md; 1189219974Smav mdi->mdio_config_id = arc4random(); 1190219974Smav mdi->mdio_generation = 0; 1191219974Smav snprintf(name, sizeof(name), "Intel-%08x", mdi->mdio_config_id); 1192219974Smav sc = g_raid_create_node(mp, name, md); 1193219974Smav if (sc == NULL) 1194219974Smav return (G_RAID_MD_TASTE_FAIL); 1195219974Smav md->mdo_softc = sc; 1196219974Smav *gp = sc->sc_geom; 1197219974Smav return (G_RAID_MD_TASTE_NEW); 1198219974Smav} 1199219974Smav 1200219974Smav/* 1201219974Smav * Return the last N characters of the serial label. The Linux and 1202219974Smav * ataraid(7) code always uses the last 16 characters of the label to 1203219974Smav * store into the Intel meta format. Generalize this to N characters 1204219974Smav * since that's easy. Labels can be up to 20 characters for SATA drives 1205219974Smav * and up 251 characters for SAS drives. Since intel controllers don't 1206219974Smav * support SAS drives, just stick with the SATA limits for stack friendliness. 1207219974Smav */ 1208219974Smavstatic int 1209219974Smavg_raid_md_get_label(struct g_consumer *cp, char *serial, int serlen) 1210219974Smav{ 1211219974Smav char serial_buffer[24]; 1212219974Smav int len, error; 1213219974Smav 1214219974Smav len = sizeof(serial_buffer); 1215219974Smav error = g_io_getattr("GEOM::ident", cp, &len, serial_buffer); 1216219974Smav if (error != 0) 1217219974Smav return (error); 1218219974Smav len = strlen(serial_buffer); 1219219974Smav if (len > serlen) 1220219974Smav len -= serlen; 1221219974Smav else 1222219974Smav len = 0; 1223219974Smav strncpy(serial, serial_buffer + len, serlen); 1224219974Smav return (0); 1225219974Smav} 1226219974Smav 1227219974Smavstatic int 1228219974Smavg_raid_md_taste_intel(struct g_raid_md_object *md, struct g_class *mp, 1229219974Smav struct g_consumer *cp, struct g_geom **gp) 1230219974Smav{ 1231219974Smav struct g_consumer *rcp; 1232219974Smav struct g_provider *pp; 1233219974Smav struct g_raid_md_intel_object *mdi, *mdi1; 1234219974Smav struct g_raid_softc *sc; 1235219974Smav struct g_raid_disk *disk; 1236219974Smav struct intel_raid_conf *meta; 1237219974Smav struct g_raid_md_intel_perdisk *pd; 1238219974Smav struct g_geom *geom; 1239219974Smav int error, disk_pos, result, spare, len; 1240219974Smav char serial[INTEL_SERIAL_LEN]; 1241219974Smav char name[16]; 1242219974Smav uint16_t vendor; 1243219974Smav 1244219974Smav G_RAID_DEBUG(1, "Tasting Intel on %s", cp->provider->name); 1245219974Smav mdi = (struct g_raid_md_intel_object *)md; 1246219974Smav pp = cp->provider; 1247219974Smav 1248219974Smav /* Read metadata from device. */ 1249219974Smav meta = NULL; 1250219974Smav vendor = 0xffff; 1251219974Smav disk_pos = 0; 1252219974Smav if (g_access(cp, 1, 0, 0) != 0) 1253219974Smav return (G_RAID_MD_TASTE_FAIL); 1254219974Smav g_topology_unlock(); 1255219974Smav error = g_raid_md_get_label(cp, serial, sizeof(serial)); 1256219974Smav if (error != 0) { 1257219974Smav G_RAID_DEBUG(1, "Cannot get serial number from %s (error=%d).", 1258219974Smav pp->name, error); 1259219974Smav goto fail2; 1260219974Smav } 1261219974Smav len = 2; 1262219974Smav if (pp->geom->rank == 1) 1263219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 1264219974Smav meta = intel_meta_read(cp); 1265219974Smav g_topology_lock(); 1266219974Smav g_access(cp, -1, 0, 0); 1267219974Smav if (meta == NULL) { 1268219974Smav if (g_raid_aggressive_spare) { 1269229301Smav if (vendor != 0x8086) { 1270219974Smav G_RAID_DEBUG(1, 1271229301Smav "Intel vendor mismatch 0x%04x != 0x8086", 1272229301Smav vendor); 1273229301Smav } else { 1274229301Smav G_RAID_DEBUG(1, 1275219974Smav "No Intel metadata, forcing spare."); 1276219974Smav spare = 2; 1277219974Smav goto search; 1278219974Smav } 1279219974Smav } 1280219974Smav return (G_RAID_MD_TASTE_FAIL); 1281219974Smav } 1282219974Smav 1283219974Smav /* Check this disk position in obtained metadata. */ 1284219974Smav disk_pos = intel_meta_find_disk(meta, serial); 1285219974Smav if (disk_pos < 0) { 1286219974Smav G_RAID_DEBUG(1, "Intel serial '%s' not found", serial); 1287219974Smav goto fail1; 1288219974Smav } 1289230244Sjimharris if (intel_get_disk_sectors(&meta->disk[disk_pos]) != 1290219974Smav (pp->mediasize / pp->sectorsize)) { 1291229301Smav G_RAID_DEBUG(1, "Intel size mismatch %ju != %ju", 1292230244Sjimharris intel_get_disk_sectors(&meta->disk[disk_pos]), 1293229301Smav (off_t)(pp->mediasize / pp->sectorsize)); 1294219974Smav goto fail1; 1295219974Smav } 1296219974Smav 1297219974Smav /* Metadata valid. Print it. */ 1298219974Smav g_raid_md_intel_print(meta); 1299219974Smav G_RAID_DEBUG(1, "Intel disk position %d", disk_pos); 1300219974Smav spare = meta->disk[disk_pos].flags & INTEL_F_SPARE; 1301219974Smav 1302219974Smavsearch: 1303219974Smav /* Search for matching node. */ 1304219974Smav sc = NULL; 1305219974Smav mdi1 = NULL; 1306219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 1307219974Smav sc = geom->softc; 1308219974Smav if (sc == NULL) 1309219974Smav continue; 1310219974Smav if (sc->sc_stopping != 0) 1311219974Smav continue; 1312219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 1313219974Smav continue; 1314219974Smav mdi1 = (struct g_raid_md_intel_object *)sc->sc_md; 1315219974Smav if (spare) { 1316219974Smav if (mdi1->mdio_incomplete) 1317219974Smav break; 1318219974Smav } else { 1319219974Smav if (mdi1->mdio_config_id == meta->config_id) 1320219974Smav break; 1321219974Smav } 1322219974Smav } 1323219974Smav 1324219974Smav /* Found matching node. */ 1325219974Smav if (geom != NULL) { 1326219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 1327219974Smav result = G_RAID_MD_TASTE_EXISTING; 1328219974Smav 1329219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 1330219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 1331219974Smav goto fail1; 1332219974Smav 1333219974Smav } else { /* Not found matching node -- create one. */ 1334219974Smav result = G_RAID_MD_TASTE_NEW; 1335219974Smav mdi->mdio_config_id = meta->config_id; 1336219974Smav snprintf(name, sizeof(name), "Intel-%08x", meta->config_id); 1337219974Smav sc = g_raid_create_node(mp, name, md); 1338219974Smav md->mdo_softc = sc; 1339219974Smav geom = sc->sc_geom; 1340219974Smav callout_init(&mdi->mdio_start_co, 1); 1341219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 1342219974Smav g_raid_intel_go, sc); 1343219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-Intel"); 1344219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 1345219974Smav } 1346219974Smav 1347219974Smav rcp = g_new_consumer(geom); 1348219974Smav g_attach(rcp, pp); 1349219974Smav if (g_access(rcp, 1, 1, 1) != 0) 1350219974Smav ; //goto fail1; 1351219974Smav 1352219974Smav g_topology_unlock(); 1353219974Smav sx_xlock(&sc->sc_lock); 1354219974Smav 1355219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1356219974Smav pd->pd_meta = meta; 1357219974Smav pd->pd_disk_pos = -1; 1358219974Smav if (spare == 2) { 1359219974Smav memcpy(&pd->pd_disk_meta.serial[0], serial, INTEL_SERIAL_LEN); 1360230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1361230244Sjimharris pp->mediasize / pp->sectorsize); 1362219974Smav pd->pd_disk_meta.id = 0; 1363219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 1364219974Smav } else { 1365219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1366219974Smav } 1367219974Smav disk = g_raid_create_disk(sc); 1368219974Smav disk->d_md_data = (void *)pd; 1369219974Smav disk->d_consumer = rcp; 1370219974Smav rcp->private = disk; 1371219974Smav 1372219974Smav /* Read kernel dumping information. */ 1373219974Smav disk->d_kd.offset = 0; 1374219974Smav disk->d_kd.length = OFF_MAX; 1375219974Smav len = sizeof(disk->d_kd); 1376219974Smav error = g_io_getattr("GEOM::kerneldump", rcp, &len, &disk->d_kd); 1377219974Smav if (disk->d_kd.di.dumper == NULL) 1378219974Smav G_RAID_DEBUG1(2, sc, "Dumping not supported by %s: %d.", 1379219974Smav rcp->provider->name, error); 1380219974Smav 1381219974Smav g_raid_md_intel_new_disk(disk); 1382219974Smav 1383219974Smav sx_xunlock(&sc->sc_lock); 1384219974Smav g_topology_lock(); 1385219974Smav *gp = geom; 1386219974Smav return (result); 1387219974Smavfail2: 1388219974Smav g_topology_lock(); 1389219974Smav g_access(cp, -1, 0, 0); 1390219974Smavfail1: 1391219974Smav free(meta, M_MD_INTEL); 1392219974Smav return (G_RAID_MD_TASTE_FAIL); 1393219974Smav} 1394219974Smav 1395219974Smavstatic int 1396219974Smavg_raid_md_event_intel(struct g_raid_md_object *md, 1397219974Smav struct g_raid_disk *disk, u_int event) 1398219974Smav{ 1399219974Smav struct g_raid_softc *sc; 1400219974Smav struct g_raid_subdisk *sd; 1401219974Smav struct g_raid_md_intel_object *mdi; 1402219974Smav struct g_raid_md_intel_perdisk *pd; 1403219974Smav 1404219974Smav sc = md->mdo_softc; 1405219974Smav mdi = (struct g_raid_md_intel_object *)md; 1406219974Smav if (disk == NULL) { 1407219974Smav switch (event) { 1408219974Smav case G_RAID_NODE_E_START: 1409219974Smav if (!mdi->mdio_started) 1410219974Smav g_raid_md_intel_start(sc); 1411219974Smav return (0); 1412219974Smav } 1413219974Smav return (-1); 1414219974Smav } 1415219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1416219974Smav switch (event) { 1417219974Smav case G_RAID_DISK_E_DISCONNECTED: 1418219974Smav /* If disk was assigned, just update statuses. */ 1419219974Smav if (pd->pd_disk_pos >= 0) { 1420219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1421219974Smav if (disk->d_consumer) { 1422219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 1423219974Smav disk->d_consumer = NULL; 1424219974Smav } 1425219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1426219974Smav g_raid_change_subdisk_state(sd, 1427219974Smav G_RAID_SUBDISK_S_NONE); 1428219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1429219974Smav G_RAID_EVENT_SUBDISK); 1430219974Smav } 1431219974Smav } else { 1432219974Smav /* Otherwise -- delete. */ 1433219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1434219974Smav g_raid_destroy_disk(disk); 1435219974Smav } 1436219974Smav 1437219974Smav /* Write updated metadata to all disks. */ 1438219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1439219974Smav 1440219974Smav /* Check if anything left except placeholders. */ 1441219974Smav if (g_raid_ndisks(sc, -1) == 1442219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1443219974Smav g_raid_destroy_node(sc, 0); 1444219974Smav else 1445219974Smav g_raid_md_intel_refill(sc); 1446219974Smav return (0); 1447219974Smav } 1448219974Smav return (-2); 1449219974Smav} 1450219974Smav 1451219974Smavstatic int 1452219974Smavg_raid_md_ctl_intel(struct g_raid_md_object *md, 1453219974Smav struct gctl_req *req) 1454219974Smav{ 1455219974Smav struct g_raid_softc *sc; 1456219974Smav struct g_raid_volume *vol, *vol1; 1457219974Smav struct g_raid_subdisk *sd; 1458219974Smav struct g_raid_disk *disk; 1459219974Smav struct g_raid_md_intel_object *mdi; 1460219974Smav struct g_raid_md_intel_perdisk *pd; 1461219974Smav struct g_consumer *cp; 1462219974Smav struct g_provider *pp; 1463219974Smav char arg[16], serial[INTEL_SERIAL_LEN]; 1464242649Smav const char *nodename, *verb, *volname, *levelname, *diskname; 1465219974Smav char *tmp; 1466219974Smav int *nargs, *force; 1467230244Sjimharris off_t off, size, sectorsize, strip, disk_sectors; 1468219974Smav intmax_t *sizearg, *striparg; 1469219974Smav int numdisks, i, len, level, qual, update; 1470219974Smav int error; 1471219974Smav 1472219974Smav sc = md->mdo_softc; 1473219974Smav mdi = (struct g_raid_md_intel_object *)md; 1474219974Smav verb = gctl_get_param(req, "verb", NULL); 1475219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1476219974Smav error = 0; 1477219974Smav if (strcmp(verb, "label") == 0) { 1478219974Smav 1479219974Smav if (*nargs < 4) { 1480219974Smav gctl_error(req, "Invalid number of arguments."); 1481219974Smav return (-1); 1482219974Smav } 1483219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1484219974Smav if (volname == NULL) { 1485219974Smav gctl_error(req, "No volume name."); 1486219974Smav return (-2); 1487219974Smav } 1488219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1489219974Smav if (levelname == NULL) { 1490219974Smav gctl_error(req, "No RAID level."); 1491219974Smav return (-3); 1492219974Smav } 1493235874Smav if (strcasecmp(levelname, "RAID5") == 0) 1494235874Smav levelname = "RAID5-LA"; 1495219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1496219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1497219974Smav return (-4); 1498219974Smav } 1499219974Smav numdisks = *nargs - 3; 1500219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1501219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1502219974Smav force ? *force : 0)) { 1503219974Smav gctl_error(req, "Unsupported RAID level " 1504219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1505219974Smav level, qual, numdisks); 1506219974Smav return (-5); 1507219974Smav } 1508219974Smav 1509219974Smav /* Search for disks, connect them and probe. */ 1510219974Smav size = 0x7fffffffffffffffllu; 1511219974Smav sectorsize = 0; 1512219974Smav for (i = 0; i < numdisks; i++) { 1513219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1514219974Smav diskname = gctl_get_asciiparam(req, arg); 1515219974Smav if (diskname == NULL) { 1516219974Smav gctl_error(req, "No disk name (%s).", arg); 1517219974Smav error = -6; 1518219974Smav break; 1519219974Smav } 1520219974Smav if (strcmp(diskname, "NONE") == 0) { 1521219974Smav cp = NULL; 1522219974Smav pp = NULL; 1523219974Smav } else { 1524219974Smav g_topology_lock(); 1525219974Smav cp = g_raid_open_consumer(sc, diskname); 1526219974Smav if (cp == NULL) { 1527219974Smav gctl_error(req, "Can't open disk '%s'.", 1528219974Smav diskname); 1529219974Smav g_topology_unlock(); 1530220210Smav error = -7; 1531219974Smav break; 1532219974Smav } 1533219974Smav pp = cp->provider; 1534219974Smav } 1535219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1536219974Smav pd->pd_disk_pos = i; 1537219974Smav disk = g_raid_create_disk(sc); 1538219974Smav disk->d_md_data = (void *)pd; 1539219974Smav disk->d_consumer = cp; 1540219974Smav if (cp == NULL) { 1541219974Smav strcpy(&pd->pd_disk_meta.serial[0], "NONE"); 1542219974Smav pd->pd_disk_meta.id = 0xffffffff; 1543219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 1544219974Smav continue; 1545219974Smav } 1546219974Smav cp->private = disk; 1547219974Smav g_topology_unlock(); 1548219974Smav 1549219974Smav error = g_raid_md_get_label(cp, 1550219974Smav &pd->pd_disk_meta.serial[0], INTEL_SERIAL_LEN); 1551219974Smav if (error != 0) { 1552219974Smav gctl_error(req, 1553219974Smav "Can't get serial for provider '%s'.", 1554219974Smav diskname); 1555219974Smav error = -8; 1556219974Smav break; 1557219974Smav } 1558219974Smav 1559219974Smav /* Read kernel dumping information. */ 1560219974Smav disk->d_kd.offset = 0; 1561219974Smav disk->d_kd.length = OFF_MAX; 1562219974Smav len = sizeof(disk->d_kd); 1563219974Smav g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd); 1564219974Smav if (disk->d_kd.di.dumper == NULL) 1565219974Smav G_RAID_DEBUG1(2, sc, 1566219974Smav "Dumping not supported by %s.", 1567219974Smav cp->provider->name); 1568219974Smav 1569230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1570230244Sjimharris pp->mediasize / pp->sectorsize); 1571219974Smav if (size > pp->mediasize) 1572219974Smav size = pp->mediasize; 1573219974Smav if (sectorsize < pp->sectorsize) 1574219974Smav sectorsize = pp->sectorsize; 1575219974Smav pd->pd_disk_meta.id = 0; 1576219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED | INTEL_F_ONLINE; 1577219974Smav } 1578219974Smav if (error != 0) 1579219974Smav return (error); 1580219974Smav 1581220210Smav if (sectorsize <= 0) { 1582220210Smav gctl_error(req, "Can't get sector size."); 1583220210Smav return (-8); 1584220210Smav } 1585220210Smav 1586219974Smav /* Reserve some space for metadata. */ 1587219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1588219974Smav 1589219974Smav /* Handle size argument. */ 1590219974Smav len = sizeof(*sizearg); 1591219974Smav sizearg = gctl_get_param(req, "size", &len); 1592219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1593219974Smav *sizearg > 0) { 1594219974Smav if (*sizearg > size) { 1595219974Smav gctl_error(req, "Size too big %lld > %lld.", 1596219974Smav (long long)*sizearg, (long long)size); 1597219974Smav return (-9); 1598219974Smav } 1599219974Smav size = *sizearg; 1600219974Smav } 1601219974Smav 1602219974Smav /* Handle strip argument. */ 1603219974Smav strip = 131072; 1604219974Smav len = sizeof(*striparg); 1605219974Smav striparg = gctl_get_param(req, "strip", &len); 1606219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1607219974Smav *striparg > 0) { 1608219974Smav if (*striparg < sectorsize) { 1609219974Smav gctl_error(req, "Strip size too small."); 1610219974Smav return (-10); 1611219974Smav } 1612219974Smav if (*striparg % sectorsize != 0) { 1613219974Smav gctl_error(req, "Incorrect strip size."); 1614219974Smav return (-11); 1615219974Smav } 1616219974Smav if (strip > 65535 * sectorsize) { 1617219974Smav gctl_error(req, "Strip size too big."); 1618219974Smav return (-12); 1619219974Smav } 1620219974Smav strip = *striparg; 1621219974Smav } 1622219974Smav 1623219974Smav /* Round size down to strip or sector. */ 1624219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1625219974Smav size -= (size % sectorsize); 1626219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1627219974Smav (numdisks & 1) != 0) 1628219974Smav size -= (size % (2 * strip)); 1629219974Smav else 1630219974Smav size -= (size % strip); 1631219974Smav if (size <= 0) { 1632219974Smav gctl_error(req, "Size too small."); 1633219974Smav return (-13); 1634219974Smav } 1635219974Smav 1636219974Smav /* We have all we need, create things: volume, ... */ 1637219974Smav mdi->mdio_started = 1; 1638219974Smav vol = g_raid_create_volume(sc, volname, -1); 1639219974Smav vol->v_md_data = (void *)(intptr_t)0; 1640219974Smav vol->v_raid_level = level; 1641235874Smav vol->v_raid_level_qualifier = qual; 1642219974Smav vol->v_strip_size = strip; 1643219974Smav vol->v_disks_count = numdisks; 1644219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1645219974Smav vol->v_mediasize = size * numdisks; 1646219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1647219974Smav vol->v_mediasize = size; 1648219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1649219974Smav vol->v_mediasize = size * (numdisks - 1); 1650219974Smav else { /* RAID1E */ 1651219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1652219974Smav strip; 1653219974Smav } 1654219974Smav vol->v_sectorsize = sectorsize; 1655219974Smav g_raid_start_volume(vol); 1656219974Smav 1657219974Smav /* , and subdisks. */ 1658219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1659219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1660219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1661219974Smav sd->sd_disk = disk; 1662219974Smav sd->sd_offset = 0; 1663219974Smav sd->sd_size = size; 1664219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1665219974Smav if (sd->sd_disk->d_consumer != NULL) { 1666219974Smav g_raid_change_disk_state(disk, 1667219974Smav G_RAID_DISK_S_ACTIVE); 1668235874Smav if (level == G_RAID_VOLUME_RL_RAID5) 1669235874Smav g_raid_change_subdisk_state(sd, 1670235874Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1671235874Smav else 1672235874Smav g_raid_change_subdisk_state(sd, 1673235874Smav G_RAID_SUBDISK_S_ACTIVE); 1674219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1675219974Smav G_RAID_EVENT_SUBDISK); 1676219974Smav } else { 1677219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1678219974Smav } 1679219974Smav } 1680219974Smav 1681219974Smav /* Write metadata based on created entities. */ 1682219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1683219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1684219974Smav 1685219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1686219974Smav g_raid_md_intel_refill(sc); 1687219974Smav 1688219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1689219974Smav G_RAID_EVENT_VOLUME); 1690219974Smav return (0); 1691219974Smav } 1692219974Smav if (strcmp(verb, "add") == 0) { 1693219974Smav 1694219974Smav if (*nargs != 3) { 1695219974Smav gctl_error(req, "Invalid number of arguments."); 1696219974Smav return (-1); 1697219974Smav } 1698219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1699219974Smav if (volname == NULL) { 1700219974Smav gctl_error(req, "No volume name."); 1701219974Smav return (-2); 1702219974Smav } 1703219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1704219974Smav if (levelname == NULL) { 1705219974Smav gctl_error(req, "No RAID level."); 1706219974Smav return (-3); 1707219974Smav } 1708235874Smav if (strcasecmp(levelname, "RAID5") == 0) 1709235874Smav levelname = "RAID5-LA"; 1710219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1711219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1712219974Smav return (-4); 1713219974Smav } 1714219974Smav 1715219974Smav /* Look for existing volumes. */ 1716219974Smav i = 0; 1717219974Smav vol1 = NULL; 1718219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1719219974Smav vol1 = vol; 1720219974Smav i++; 1721219974Smav } 1722219974Smav if (i > 1) { 1723219974Smav gctl_error(req, "Maximum two volumes supported."); 1724219974Smav return (-6); 1725219974Smav } 1726219974Smav if (vol1 == NULL) { 1727219974Smav gctl_error(req, "At least one volume must exist."); 1728219974Smav return (-7); 1729219974Smav } 1730219974Smav 1731219974Smav numdisks = vol1->v_disks_count; 1732219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1733219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1734219974Smav force ? *force : 0)) { 1735219974Smav gctl_error(req, "Unsupported RAID level " 1736219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1737219974Smav level, qual, numdisks); 1738219974Smav return (-5); 1739219974Smav } 1740219974Smav 1741219974Smav /* Collect info about present disks. */ 1742219974Smav size = 0x7fffffffffffffffllu; 1743219974Smav sectorsize = 512; 1744219974Smav for (i = 0; i < numdisks; i++) { 1745219974Smav disk = vol1->v_subdisks[i].sd_disk; 1746219974Smav pd = (struct g_raid_md_intel_perdisk *) 1747219974Smav disk->d_md_data; 1748230244Sjimharris disk_sectors = 1749230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 1750230244Sjimharris 1751230244Sjimharris if (disk_sectors * 512 < size) 1752230244Sjimharris size = disk_sectors * 512; 1753219974Smav if (disk->d_consumer != NULL && 1754219974Smav disk->d_consumer->provider != NULL && 1755219974Smav disk->d_consumer->provider->sectorsize > 1756219974Smav sectorsize) { 1757219974Smav sectorsize = 1758219974Smav disk->d_consumer->provider->sectorsize; 1759219974Smav } 1760219974Smav } 1761219974Smav 1762219974Smav /* Reserve some space for metadata. */ 1763219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1764219974Smav 1765219974Smav /* Decide insert before or after. */ 1766219974Smav sd = &vol1->v_subdisks[0]; 1767219974Smav if (sd->sd_offset > 1768219974Smav size - (sd->sd_offset + sd->sd_size)) { 1769219974Smav off = 0; 1770219974Smav size = sd->sd_offset; 1771219974Smav } else { 1772219974Smav off = sd->sd_offset + sd->sd_size; 1773219974Smav size = size - (sd->sd_offset + sd->sd_size); 1774219974Smav } 1775219974Smav 1776219974Smav /* Handle strip argument. */ 1777219974Smav strip = 131072; 1778219974Smav len = sizeof(*striparg); 1779219974Smav striparg = gctl_get_param(req, "strip", &len); 1780219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1781219974Smav *striparg > 0) { 1782219974Smav if (*striparg < sectorsize) { 1783219974Smav gctl_error(req, "Strip size too small."); 1784219974Smav return (-10); 1785219974Smav } 1786219974Smav if (*striparg % sectorsize != 0) { 1787219974Smav gctl_error(req, "Incorrect strip size."); 1788219974Smav return (-11); 1789219974Smav } 1790219974Smav if (strip > 65535 * sectorsize) { 1791219974Smav gctl_error(req, "Strip size too big."); 1792219974Smav return (-12); 1793219974Smav } 1794219974Smav strip = *striparg; 1795219974Smav } 1796219974Smav 1797219974Smav /* Round offset up to strip. */ 1798219974Smav if (off % strip != 0) { 1799219974Smav size -= strip - off % strip; 1800219974Smav off += strip - off % strip; 1801219974Smav } 1802219974Smav 1803219974Smav /* Handle size argument. */ 1804219974Smav len = sizeof(*sizearg); 1805219974Smav sizearg = gctl_get_param(req, "size", &len); 1806219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1807219974Smav *sizearg > 0) { 1808219974Smav if (*sizearg > size) { 1809219974Smav gctl_error(req, "Size too big %lld > %lld.", 1810219974Smav (long long)*sizearg, (long long)size); 1811219974Smav return (-9); 1812219974Smav } 1813219974Smav size = *sizearg; 1814219974Smav } 1815219974Smav 1816219974Smav /* Round size down to strip or sector. */ 1817219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1818219974Smav size -= (size % sectorsize); 1819219974Smav else 1820219974Smav size -= (size % strip); 1821219974Smav if (size <= 0) { 1822219974Smav gctl_error(req, "Size too small."); 1823219974Smav return (-13); 1824219974Smav } 1825219974Smav if (size > 0xffffffffllu * sectorsize) { 1826219974Smav gctl_error(req, "Size too big."); 1827219974Smav return (-14); 1828219974Smav } 1829219974Smav 1830219974Smav /* We have all we need, create things: volume, ... */ 1831219974Smav vol = g_raid_create_volume(sc, volname, -1); 1832219974Smav vol->v_md_data = (void *)(intptr_t)i; 1833219974Smav vol->v_raid_level = level; 1834235874Smav vol->v_raid_level_qualifier = qual; 1835219974Smav vol->v_strip_size = strip; 1836219974Smav vol->v_disks_count = numdisks; 1837219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1838219974Smav vol->v_mediasize = size * numdisks; 1839219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1840219974Smav vol->v_mediasize = size; 1841219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1842219974Smav vol->v_mediasize = size * (numdisks - 1); 1843219974Smav else { /* RAID1E */ 1844219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1845219974Smav strip; 1846219974Smav } 1847219974Smav vol->v_sectorsize = sectorsize; 1848219974Smav g_raid_start_volume(vol); 1849219974Smav 1850219974Smav /* , and subdisks. */ 1851219974Smav for (i = 0; i < numdisks; i++) { 1852219974Smav disk = vol1->v_subdisks[i].sd_disk; 1853219974Smav sd = &vol->v_subdisks[i]; 1854219974Smav sd->sd_disk = disk; 1855219974Smav sd->sd_offset = off; 1856219974Smav sd->sd_size = size; 1857219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1858219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 1859235874Smav if (level == G_RAID_VOLUME_RL_RAID5) 1860235874Smav g_raid_change_subdisk_state(sd, 1861235874Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1862235874Smav else 1863235874Smav g_raid_change_subdisk_state(sd, 1864235874Smav G_RAID_SUBDISK_S_ACTIVE); 1865219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1866219974Smav G_RAID_EVENT_SUBDISK); 1867219974Smav } 1868219974Smav } 1869219974Smav 1870219974Smav /* Write metadata based on created entities. */ 1871219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1872219974Smav 1873219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1874219974Smav G_RAID_EVENT_VOLUME); 1875219974Smav return (0); 1876219974Smav } 1877219974Smav if (strcmp(verb, "delete") == 0) { 1878219974Smav 1879242649Smav nodename = gctl_get_asciiparam(req, "arg0"); 1880242649Smav if (nodename != NULL && strcasecmp(sc->sc_name, nodename) != 0) 1881242649Smav nodename = NULL; 1882242649Smav 1883219974Smav /* Full node destruction. */ 1884242649Smav if (*nargs == 1 && nodename != NULL) { 1885219974Smav /* Check if some volume is still open. */ 1886219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1887219974Smav if (force != NULL && *force == 0 && 1888219974Smav g_raid_nopens(sc) != 0) { 1889219974Smav gctl_error(req, "Some volume is still open."); 1890219974Smav return (-4); 1891219974Smav } 1892219974Smav 1893219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1894219974Smav if (disk->d_consumer) 1895219974Smav intel_meta_erase(disk->d_consumer); 1896219974Smav } 1897219974Smav g_raid_destroy_node(sc, 0); 1898219974Smav return (0); 1899219974Smav } 1900219974Smav 1901219974Smav /* Destroy specified volume. If it was last - all node. */ 1902242649Smav if (*nargs > 2) { 1903219974Smav gctl_error(req, "Invalid number of arguments."); 1904219974Smav return (-1); 1905219974Smav } 1906242649Smav volname = gctl_get_asciiparam(req, 1907242649Smav nodename != NULL ? "arg1" : "arg0"); 1908219974Smav if (volname == NULL) { 1909219974Smav gctl_error(req, "No volume name."); 1910219974Smav return (-2); 1911219974Smav } 1912219974Smav 1913219974Smav /* Search for volume. */ 1914219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1915219974Smav if (strcmp(vol->v_name, volname) == 0) 1916219974Smav break; 1917242649Smav pp = vol->v_provider; 1918242649Smav if (pp == NULL) 1919242649Smav continue; 1920242649Smav if (strcmp(pp->name, volname) == 0) 1921242649Smav break; 1922242649Smav if (strncmp(pp->name, "raid/", 5) == 0 && 1923242649Smav strcmp(pp->name + 5, volname) == 0) 1924242649Smav break; 1925219974Smav } 1926219974Smav if (vol == NULL) { 1927219974Smav i = strtol(volname, &tmp, 10); 1928219974Smav if (verb != volname && tmp[0] == 0) { 1929219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1930219974Smav if (vol->v_global_id == i) 1931219974Smav break; 1932219974Smav } 1933219974Smav } 1934219974Smav } 1935219974Smav if (vol == NULL) { 1936219974Smav gctl_error(req, "Volume '%s' not found.", volname); 1937219974Smav return (-3); 1938219974Smav } 1939219974Smav 1940219974Smav /* Check if volume is still open. */ 1941219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1942219974Smav if (force != NULL && *force == 0 && 1943219974Smav vol->v_provider_open != 0) { 1944219974Smav gctl_error(req, "Volume is still open."); 1945219974Smav return (-4); 1946219974Smav } 1947219974Smav 1948219974Smav /* Destroy volume and potentially node. */ 1949219974Smav i = 0; 1950219974Smav TAILQ_FOREACH(vol1, &sc->sc_volumes, v_next) 1951219974Smav i++; 1952219974Smav if (i >= 2) { 1953219974Smav g_raid_destroy_volume(vol); 1954219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1955219974Smav } else { 1956219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1957219974Smav if (disk->d_consumer) 1958219974Smav intel_meta_erase(disk->d_consumer); 1959219974Smav } 1960219974Smav g_raid_destroy_node(sc, 0); 1961219974Smav } 1962219974Smav return (0); 1963219974Smav } 1964219974Smav if (strcmp(verb, "remove") == 0 || 1965219974Smav strcmp(verb, "fail") == 0) { 1966219974Smav if (*nargs < 2) { 1967219974Smav gctl_error(req, "Invalid number of arguments."); 1968219974Smav return (-1); 1969219974Smav } 1970219974Smav for (i = 1; i < *nargs; i++) { 1971219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 1972219974Smav diskname = gctl_get_asciiparam(req, arg); 1973219974Smav if (diskname == NULL) { 1974219974Smav gctl_error(req, "No disk name (%s).", arg); 1975219974Smav error = -2; 1976219974Smav break; 1977219974Smav } 1978219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 1979219974Smav diskname += 5; 1980219974Smav 1981219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1982219974Smav if (disk->d_consumer != NULL && 1983219974Smav disk->d_consumer->provider != NULL && 1984219974Smav strcmp(disk->d_consumer->provider->name, 1985219974Smav diskname) == 0) 1986219974Smav break; 1987219974Smav } 1988219974Smav if (disk == NULL) { 1989219974Smav gctl_error(req, "Disk '%s' not found.", 1990219974Smav diskname); 1991219974Smav error = -3; 1992219974Smav break; 1993219974Smav } 1994219974Smav 1995219974Smav if (strcmp(verb, "fail") == 0) { 1996219974Smav g_raid_md_fail_disk_intel(md, NULL, disk); 1997219974Smav continue; 1998219974Smav } 1999219974Smav 2000219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2001219974Smav 2002219974Smav /* Erase metadata on deleting disk. */ 2003219974Smav intel_meta_erase(disk->d_consumer); 2004219974Smav 2005219974Smav /* If disk was assigned, just update statuses. */ 2006219974Smav if (pd->pd_disk_pos >= 0) { 2007219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 2008220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 2009220209Smav disk->d_consumer = NULL; 2010219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 2011219974Smav g_raid_change_subdisk_state(sd, 2012219974Smav G_RAID_SUBDISK_S_NONE); 2013219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 2014219974Smav G_RAID_EVENT_SUBDISK); 2015219974Smav } 2016219974Smav } else { 2017219974Smav /* Otherwise -- delete. */ 2018219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 2019219974Smav g_raid_destroy_disk(disk); 2020219974Smav } 2021219974Smav } 2022219974Smav 2023219974Smav /* Write updated metadata to remaining disks. */ 2024219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2025219974Smav 2026219974Smav /* Check if anything left except placeholders. */ 2027219974Smav if (g_raid_ndisks(sc, -1) == 2028219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2029219974Smav g_raid_destroy_node(sc, 0); 2030219974Smav else 2031219974Smav g_raid_md_intel_refill(sc); 2032219974Smav return (error); 2033219974Smav } 2034219974Smav if (strcmp(verb, "insert") == 0) { 2035219974Smav if (*nargs < 2) { 2036219974Smav gctl_error(req, "Invalid number of arguments."); 2037219974Smav return (-1); 2038219974Smav } 2039219974Smav update = 0; 2040219974Smav for (i = 1; i < *nargs; i++) { 2041219974Smav /* Get disk name. */ 2042219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2043219974Smav diskname = gctl_get_asciiparam(req, arg); 2044219974Smav if (diskname == NULL) { 2045219974Smav gctl_error(req, "No disk name (%s).", arg); 2046219974Smav error = -3; 2047219974Smav break; 2048219974Smav } 2049219974Smav 2050219974Smav /* Try to find provider with specified name. */ 2051219974Smav g_topology_lock(); 2052219974Smav cp = g_raid_open_consumer(sc, diskname); 2053219974Smav if (cp == NULL) { 2054219974Smav gctl_error(req, "Can't open disk '%s'.", 2055219974Smav diskname); 2056219974Smav g_topology_unlock(); 2057219974Smav error = -4; 2058219974Smav break; 2059219974Smav } 2060219974Smav pp = cp->provider; 2061219974Smav g_topology_unlock(); 2062219974Smav 2063219974Smav /* Read disk serial. */ 2064219974Smav error = g_raid_md_get_label(cp, 2065219974Smav &serial[0], INTEL_SERIAL_LEN); 2066219974Smav if (error != 0) { 2067219974Smav gctl_error(req, 2068219974Smav "Can't get serial for provider '%s'.", 2069219974Smav diskname); 2070219974Smav g_raid_kill_consumer(sc, cp); 2071219974Smav error = -7; 2072219974Smav break; 2073219974Smav } 2074219974Smav 2075219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 2076219974Smav pd->pd_disk_pos = -1; 2077219974Smav 2078219974Smav disk = g_raid_create_disk(sc); 2079219974Smav disk->d_consumer = cp; 2080219974Smav disk->d_md_data = (void *)pd; 2081219974Smav cp->private = disk; 2082219974Smav 2083219974Smav /* Read kernel dumping information. */ 2084219974Smav disk->d_kd.offset = 0; 2085219974Smav disk->d_kd.length = OFF_MAX; 2086219974Smav len = sizeof(disk->d_kd); 2087219974Smav g_io_getattr("GEOM::kerneldump", cp, &len, &disk->d_kd); 2088219974Smav if (disk->d_kd.di.dumper == NULL) 2089219974Smav G_RAID_DEBUG1(2, sc, 2090219974Smav "Dumping not supported by %s.", 2091219974Smav cp->provider->name); 2092219974Smav 2093219974Smav memcpy(&pd->pd_disk_meta.serial[0], &serial[0], 2094219974Smav INTEL_SERIAL_LEN); 2095230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 2096230244Sjimharris pp->mediasize / pp->sectorsize); 2097219974Smav pd->pd_disk_meta.id = 0; 2098219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 2099219974Smav 2100219974Smav /* Welcome the "new" disk. */ 2101219974Smav update += g_raid_md_intel_start_disk(disk); 2102219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 2103219974Smav intel_meta_write_spare(cp, &pd->pd_disk_meta); 2104219974Smav g_raid_destroy_disk(disk); 2105219974Smav } else if (disk->d_state != G_RAID_DISK_S_ACTIVE) { 2106219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 2107219974Smav diskname); 2108219974Smav g_raid_destroy_disk(disk); 2109219974Smav error = -8; 2110219974Smav break; 2111219974Smav } 2112219974Smav } 2113219974Smav 2114219974Smav /* Write new metadata if we changed something. */ 2115219974Smav if (update) 2116219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2117219974Smav return (error); 2118219974Smav } 2119219974Smav return (-100); 2120219974Smav} 2121219974Smav 2122219974Smavstatic int 2123219974Smavg_raid_md_write_intel(struct g_raid_md_object *md, struct g_raid_volume *tvol, 2124219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2125219974Smav{ 2126219974Smav struct g_raid_softc *sc; 2127219974Smav struct g_raid_volume *vol; 2128219974Smav struct g_raid_subdisk *sd; 2129219974Smav struct g_raid_disk *disk; 2130219974Smav struct g_raid_md_intel_object *mdi; 2131219974Smav struct g_raid_md_intel_perdisk *pd; 2132219974Smav struct intel_raid_conf *meta; 2133219974Smav struct intel_raid_vol *mvol; 2134219974Smav struct intel_raid_map *mmap0, *mmap1; 2135219974Smav off_t sectorsize = 512, pos; 2136219974Smav const char *version, *cv; 2137219974Smav int vi, sdi, numdisks, len, state, stale; 2138219974Smav 2139219974Smav sc = md->mdo_softc; 2140219974Smav mdi = (struct g_raid_md_intel_object *)md; 2141219974Smav 2142219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 2143219974Smav return (0); 2144219974Smav 2145219974Smav /* Bump generation. Newly written metadata may differ from previous. */ 2146219974Smav mdi->mdio_generation++; 2147219974Smav 2148219974Smav /* Count number of disks. */ 2149219974Smav numdisks = 0; 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 numdisks++; 2155219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 2156219974Smav pd->pd_disk_meta.flags = 2157219974Smav INTEL_F_ONLINE | INTEL_F_ASSIGNED; 2158219974Smav } else if (disk->d_state == G_RAID_DISK_S_FAILED) { 2159219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | INTEL_F_ASSIGNED; 2160219974Smav } else { 2161219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 2162219974Smav if (pd->pd_disk_meta.id != 0xffffffff) { 2163219974Smav pd->pd_disk_meta.id = 0xffffffff; 2164219974Smav len = strlen(pd->pd_disk_meta.serial); 2165219974Smav len = min(len, INTEL_SERIAL_LEN - 3); 2166219974Smav strcpy(pd->pd_disk_meta.serial + len, ":0"); 2167219974Smav } 2168219974Smav } 2169219974Smav } 2170219974Smav 2171219974Smav /* Fill anchor and disks. */ 2172219974Smav meta = malloc(INTEL_MAX_MD_SIZE(numdisks), 2173219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 2174220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 2175219974Smav meta->config_size = INTEL_MAX_MD_SIZE(numdisks); 2176219974Smav meta->config_id = mdi->mdio_config_id; 2177219974Smav meta->generation = mdi->mdio_generation; 2178219974Smav meta->attributes = INTEL_ATTR_CHECKSUM; 2179219974Smav meta->total_disks = numdisks; 2180219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2181219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2182219974Smav if (pd->pd_disk_pos < 0) 2183219974Smav continue; 2184219974Smav meta->disk[pd->pd_disk_pos] = pd->pd_disk_meta; 2185219974Smav } 2186219974Smav 2187219974Smav /* Fill volumes and maps. */ 2188219974Smav vi = 0; 2189219974Smav version = INTEL_VERSION_1000; 2190219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2191219974Smav if (vol->v_stopping) 2192219974Smav continue; 2193219974Smav mvol = intel_get_volume(meta, vi); 2194219974Smav 2195219974Smav /* New metadata may have different volumes order. */ 2196219974Smav vol->v_md_data = (void *)(intptr_t)vi; 2197219974Smav 2198219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2199219974Smav sd = &vol->v_subdisks[sdi]; 2200219974Smav if (sd->sd_disk != NULL) 2201219974Smav break; 2202219974Smav } 2203219974Smav if (sdi >= vol->v_disks_count) 2204219974Smav panic("No any filled subdisk in volume"); 2205219974Smav if (vol->v_mediasize >= 0x20000000000llu) 2206219974Smav meta->attributes |= INTEL_ATTR_2TB; 2207219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2208219974Smav meta->attributes |= INTEL_ATTR_RAID0; 2209219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2210219974Smav meta->attributes |= INTEL_ATTR_RAID1; 2211219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2212219974Smav meta->attributes |= INTEL_ATTR_RAID5; 2213219974Smav else 2214219974Smav meta->attributes |= INTEL_ATTR_RAID10; 2215219974Smav 2216219974Smav if (meta->attributes & INTEL_ATTR_2TB) 2217219974Smav cv = INTEL_VERSION_1300; 2218219974Smav// else if (dev->status == DEV_CLONE_N_GO) 2219219974Smav// cv = INTEL_VERSION_1206; 2220219974Smav else if (vol->v_disks_count > 4) 2221219974Smav cv = INTEL_VERSION_1204; 2222219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2223219974Smav cv = INTEL_VERSION_1202; 2224219974Smav else if (vol->v_disks_count > 2) 2225219974Smav cv = INTEL_VERSION_1201; 2226219974Smav else if (vi > 0) 2227219974Smav cv = INTEL_VERSION_1200; 2228219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2229219974Smav cv = INTEL_VERSION_1100; 2230219974Smav else 2231219974Smav cv = INTEL_VERSION_1000; 2232219974Smav if (strcmp(cv, version) > 0) 2233219974Smav version = cv; 2234219974Smav 2235219974Smav strlcpy(&mvol->name[0], vol->v_name, sizeof(mvol->name)); 2236219974Smav mvol->total_sectors = vol->v_mediasize / sectorsize; 2237219974Smav 2238219974Smav /* Check for any recovery in progress. */ 2239219974Smav state = G_RAID_SUBDISK_S_ACTIVE; 2240219974Smav pos = 0x7fffffffffffffffllu; 2241219974Smav stale = 0; 2242219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2243219974Smav sd = &vol->v_subdisks[sdi]; 2244219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD) 2245219974Smav state = G_RAID_SUBDISK_S_REBUILD; 2246219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_RESYNC && 2247219974Smav state != G_RAID_SUBDISK_S_REBUILD) 2248219974Smav state = G_RAID_SUBDISK_S_RESYNC; 2249219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_STALE) 2250219974Smav stale = 1; 2251219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2252219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) && 2253219974Smav sd->sd_rebuild_pos < pos) 2254219974Smav pos = sd->sd_rebuild_pos; 2255219974Smav } 2256219974Smav if (state == G_RAID_SUBDISK_S_REBUILD) { 2257219974Smav mvol->migr_state = 1; 2258219974Smav mvol->migr_type = INTEL_MT_REBUILD; 2259219974Smav } else if (state == G_RAID_SUBDISK_S_RESYNC) { 2260219974Smav mvol->migr_state = 1; 2261219974Smav /* mvol->migr_type = INTEL_MT_REPAIR; */ 2262219974Smav mvol->migr_type = INTEL_MT_VERIFY; 2263219974Smav mvol->state |= INTEL_ST_VERIFY_AND_FIX; 2264219974Smav } else 2265219974Smav mvol->migr_state = 0; 2266219974Smav mvol->dirty = (vol->v_dirty || stale); 2267219974Smav 2268219974Smav mmap0 = intel_get_map(mvol, 0); 2269219974Smav 2270219974Smav /* Write map / common part of two maps. */ 2271230244Sjimharris intel_set_map_offset(mmap0, sd->sd_offset / sectorsize); 2272230244Sjimharris intel_set_map_disk_sectors(mmap0, sd->sd_size / sectorsize); 2273219974Smav mmap0->strip_sectors = vol->v_strip_size / sectorsize; 2274219974Smav if (vol->v_state == G_RAID_VOLUME_S_BROKEN) 2275219974Smav mmap0->status = INTEL_S_FAILURE; 2276219974Smav else if (vol->v_state == G_RAID_VOLUME_S_DEGRADED) 2277219974Smav mmap0->status = INTEL_S_DEGRADED; 2278235874Smav else if (g_raid_nsubdisks(vol, G_RAID_SUBDISK_S_UNINITIALIZED) 2279235874Smav == g_raid_nsubdisks(vol, -1)) 2280235874Smav mmap0->status = INTEL_S_UNINITIALIZED; 2281219974Smav else 2282219974Smav mmap0->status = INTEL_S_READY; 2283219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2284219974Smav mmap0->type = INTEL_T_RAID0; 2285219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1 || 2286219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2287219974Smav mmap0->type = INTEL_T_RAID1; 2288219974Smav else 2289219974Smav mmap0->type = INTEL_T_RAID5; 2290219974Smav mmap0->total_disks = vol->v_disks_count; 2291219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2292219974Smav mmap0->total_domains = vol->v_disks_count; 2293219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2294219974Smav mmap0->total_domains = 2; 2295219974Smav else 2296219974Smav mmap0->total_domains = 1; 2297230244Sjimharris intel_set_map_stripe_count(mmap0, 2298230244Sjimharris sd->sd_size / vol->v_strip_size / mmap0->total_domains); 2299219974Smav mmap0->failed_disk_num = 0xff; 2300219974Smav mmap0->ddf = 1; 2301219974Smav 2302219974Smav /* If there are two maps - copy common and update. */ 2303219974Smav if (mvol->migr_state) { 2304230244Sjimharris intel_set_vol_curr_migr_unit(mvol, 2305230244Sjimharris pos / vol->v_strip_size / mmap0->total_domains); 2306219974Smav mmap1 = intel_get_map(mvol, 1); 2307219974Smav memcpy(mmap1, mmap0, sizeof(struct intel_raid_map)); 2308219974Smav mmap0->status = INTEL_S_READY; 2309219974Smav } else 2310219974Smav mmap1 = NULL; 2311219974Smav 2312219974Smav /* Write disk indexes and put rebuild flags. */ 2313219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2314219974Smav sd = &vol->v_subdisks[sdi]; 2315219974Smav pd = (struct g_raid_md_intel_perdisk *) 2316219974Smav sd->sd_disk->d_md_data; 2317219974Smav mmap0->disk_idx[sdi] = pd->pd_disk_pos; 2318219974Smav if (mvol->migr_state) 2319219974Smav mmap1->disk_idx[sdi] = pd->pd_disk_pos; 2320219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2321219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) { 2322219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2323219974Smav } else if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE && 2324235874Smav sd->sd_state != G_RAID_SUBDISK_S_STALE && 2325235874Smav sd->sd_state != G_RAID_SUBDISK_S_UNINITIALIZED) { 2326219974Smav mmap0->disk_idx[sdi] |= INTEL_DI_RBLD; 2327219974Smav if (mvol->migr_state) 2328219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2329219974Smav } 2330219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_NONE || 2331219974Smav sd->sd_state == G_RAID_SUBDISK_S_FAILED) && 2332219974Smav mmap0->failed_disk_num == 0xff) { 2333219974Smav mmap0->failed_disk_num = sdi; 2334219974Smav if (mvol->migr_state) 2335219974Smav mmap1->failed_disk_num = sdi; 2336219974Smav } 2337219974Smav } 2338219974Smav vi++; 2339219974Smav } 2340219974Smav meta->total_volumes = vi; 2341219974Smav if (strcmp(version, INTEL_VERSION_1300) != 0) 2342219974Smav meta->attributes &= INTEL_ATTR_CHECKSUM; 2343220209Smav memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000) - 1); 2344219974Smav 2345219974Smav /* We are done. Print meta data and store them to disks. */ 2346219974Smav g_raid_md_intel_print(meta); 2347219974Smav if (mdi->mdio_meta != NULL) 2348219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2349219974Smav mdi->mdio_meta = meta; 2350219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2351219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2352219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE) 2353219974Smav continue; 2354219974Smav if (pd->pd_meta != NULL) { 2355219974Smav free(pd->pd_meta, M_MD_INTEL); 2356219974Smav pd->pd_meta = NULL; 2357219974Smav } 2358219974Smav pd->pd_meta = intel_meta_copy(meta); 2359219974Smav intel_meta_write(disk->d_consumer, meta); 2360219974Smav } 2361219974Smav return (0); 2362219974Smav} 2363219974Smav 2364219974Smavstatic int 2365219974Smavg_raid_md_fail_disk_intel(struct g_raid_md_object *md, 2366219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2367219974Smav{ 2368219974Smav struct g_raid_softc *sc; 2369219974Smav struct g_raid_md_intel_object *mdi; 2370219974Smav struct g_raid_md_intel_perdisk *pd; 2371219974Smav struct g_raid_subdisk *sd; 2372219974Smav 2373219974Smav sc = md->mdo_softc; 2374219974Smav mdi = (struct g_raid_md_intel_object *)md; 2375219974Smav pd = (struct g_raid_md_intel_perdisk *)tdisk->d_md_data; 2376219974Smav 2377219974Smav /* We can't fail disk that is not a part of array now. */ 2378219974Smav if (pd->pd_disk_pos < 0) 2379219974Smav return (-1); 2380219974Smav 2381219974Smav /* 2382219974Smav * Mark disk as failed in metadata and try to write that metadata 2383219974Smav * to the disk itself to prevent it's later resurrection as STALE. 2384219974Smav */ 2385219974Smav mdi->mdio_meta->disk[pd->pd_disk_pos].flags = INTEL_F_FAILED; 2386219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED; 2387219974Smav g_raid_md_intel_print(mdi->mdio_meta); 2388219974Smav if (tdisk->d_consumer) 2389219974Smav intel_meta_write(tdisk->d_consumer, mdi->mdio_meta); 2390219974Smav 2391219974Smav /* Change states. */ 2392219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 2393219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 2394219974Smav g_raid_change_subdisk_state(sd, 2395219974Smav G_RAID_SUBDISK_S_FAILED); 2396219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 2397219974Smav G_RAID_EVENT_SUBDISK); 2398219974Smav } 2399219974Smav 2400219974Smav /* Write updated metadata to remaining disks. */ 2401219974Smav g_raid_md_write_intel(md, NULL, NULL, tdisk); 2402219974Smav 2403219974Smav /* Check if anything left except placeholders. */ 2404219974Smav if (g_raid_ndisks(sc, -1) == 2405219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2406219974Smav g_raid_destroy_node(sc, 0); 2407219974Smav else 2408219974Smav g_raid_md_intel_refill(sc); 2409219974Smav return (0); 2410219974Smav} 2411219974Smav 2412219974Smavstatic int 2413219974Smavg_raid_md_free_disk_intel(struct g_raid_md_object *md, 2414219974Smav struct g_raid_disk *disk) 2415219974Smav{ 2416219974Smav struct g_raid_md_intel_perdisk *pd; 2417219974Smav 2418219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2419219974Smav if (pd->pd_meta != NULL) { 2420219974Smav free(pd->pd_meta, M_MD_INTEL); 2421219974Smav pd->pd_meta = NULL; 2422219974Smav } 2423219974Smav free(pd, M_MD_INTEL); 2424219974Smav disk->d_md_data = NULL; 2425219974Smav return (0); 2426219974Smav} 2427219974Smav 2428219974Smavstatic int 2429219974Smavg_raid_md_free_intel(struct g_raid_md_object *md) 2430219974Smav{ 2431219974Smav struct g_raid_md_intel_object *mdi; 2432219974Smav 2433219974Smav mdi = (struct g_raid_md_intel_object *)md; 2434219974Smav if (!mdi->mdio_started) { 2435219974Smav mdi->mdio_started = 0; 2436219974Smav callout_stop(&mdi->mdio_start_co); 2437219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 2438219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 2439219974Smav root_mount_rel(mdi->mdio_rootmount); 2440219974Smav mdi->mdio_rootmount = NULL; 2441219974Smav } 2442219974Smav if (mdi->mdio_meta != NULL) { 2443219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2444219974Smav mdi->mdio_meta = NULL; 2445219974Smav } 2446219974Smav return (0); 2447219974Smav} 2448219974Smav 2449240552SmavG_RAID_MD_DECLARE(intel, "Intel"); 2450