md_intel.c revision 246175
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 246175 2013-01-31 22:18:40Z 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; 101246168Smav#define INTEL_SNGST_NEEDS_UPDATE 1 102246168Smav#define INTEL_SNGST_MASTER_MISSING 2 103219974Smav uint8_t cng_sub_state; 104219974Smav uint32_t filler_0[10]; 105219974Smav 106219974Smav uint32_t curr_migr_unit; 107219974Smav uint32_t checkpoint_id; 108219974Smav uint8_t migr_state; 109219974Smav uint8_t migr_type; 110219974Smav#define INTEL_MT_INIT 0 111219974Smav#define INTEL_MT_REBUILD 1 112219974Smav#define INTEL_MT_VERIFY 2 113219974Smav#define INTEL_MT_GEN_MIGR 3 114219974Smav#define INTEL_MT_STATE_CHANGE 4 115219974Smav#define INTEL_MT_REPAIR 5 116219974Smav uint8_t dirty; 117219974Smav uint8_t fs_state; 118219974Smav uint16_t verify_errors; 119219974Smav uint16_t bad_blocks; 120230244Sjimharris uint32_t curr_migr_unit_hi; 121230244Sjimharris uint32_t filler_1[3]; 122219974Smav struct intel_raid_map map[1]; /* 2 entries if migr_state != 0. */ 123219974Smav} __packed; 124219974Smav 125219974Smavstruct intel_raid_disk { 126219974Smav#define INTEL_SERIAL_LEN 16 127219974Smav uint8_t serial[INTEL_SERIAL_LEN]; 128219974Smav uint32_t sectors; 129219974Smav uint32_t id; 130219974Smav uint32_t flags; 131219974Smav#define INTEL_F_SPARE 0x01 132219974Smav#define INTEL_F_ASSIGNED 0x02 133219974Smav#define INTEL_F_FAILED 0x04 134219974Smav#define INTEL_F_ONLINE 0x08 135246168Smav#define INTEL_F_DISABLED 0x80 136230244Sjimharris uint32_t owner_cfg_num; 137230244Sjimharris uint32_t sectors_hi; 138230244Sjimharris uint32_t filler[3]; 139219974Smav} __packed; 140219974Smav 141219974Smavstruct intel_raid_conf { 142219974Smav uint8_t intel_id[24]; 143219974Smav#define INTEL_MAGIC "Intel Raid ISM Cfg Sig. " 144219974Smav 145219974Smav uint8_t version[6]; 146219974Smav#define INTEL_VERSION_1000 "1.0.00" /* RAID0 */ 147219974Smav#define INTEL_VERSION_1100 "1.1.00" /* RAID1 */ 148219974Smav#define INTEL_VERSION_1200 "1.2.00" /* Many volumes */ 149219974Smav#define INTEL_VERSION_1201 "1.2.01" /* 3 or 4 disks */ 150219974Smav#define INTEL_VERSION_1202 "1.2.02" /* RAID5 */ 151219974Smav#define INTEL_VERSION_1204 "1.2.04" /* 5 or 6 disks */ 152219974Smav#define INTEL_VERSION_1206 "1.2.06" /* CNG */ 153219974Smav#define INTEL_VERSION_1300 "1.3.00" /* Attributes */ 154219974Smav 155219974Smav uint8_t dummy_0[2]; 156219974Smav uint32_t checksum; 157219974Smav uint32_t config_size; 158219974Smav uint32_t config_id; 159219974Smav uint32_t generation; 160219974Smav uint32_t error_log_size; 161219974Smav uint32_t attributes; 162219974Smav#define INTEL_ATTR_RAID0 0x00000001 163219974Smav#define INTEL_ATTR_RAID1 0x00000002 164219974Smav#define INTEL_ATTR_RAID10 0x00000004 165219974Smav#define INTEL_ATTR_RAID1E 0x00000008 166219974Smav#define INTEL_ATTR_RAID5 0x00000010 167219974Smav#define INTEL_ATTR_RAIDCNG 0x00000020 168219974Smav#define INTEL_ATTR_2TB 0x20000000 169219974Smav#define INTEL_ATTR_PM 0x40000000 170219974Smav#define INTEL_ATTR_CHECKSUM 0x80000000 171219974Smav 172219974Smav uint8_t total_disks; 173219974Smav uint8_t total_volumes; 174246173Smav uint8_t error_log_pos; 175246173Smav uint8_t dummy_2[1]; 176246173Smav uint32_t cache_size; 177246173Smav uint32_t orig_family_num; 178246173Smav uint32_t pwr_cycle_count; 179246173Smav uint32_t bbm_log_size; 180246173Smav uint32_t filler_0[35]; 181219974Smav struct intel_raid_disk disk[1]; /* total_disks entries. */ 182219974Smav /* Here goes total_volumes of struct intel_raid_vol. */ 183219974Smav} __packed; 184219974Smav 185219974Smav#define INTEL_MAX_MD_SIZE(ndisks) \ 186219974Smav (sizeof(struct intel_raid_conf) + \ 187219974Smav sizeof(struct intel_raid_disk) * (ndisks - 1) + \ 188219974Smav sizeof(struct intel_raid_vol) * 2 + \ 189219974Smav sizeof(struct intel_raid_map) * 2 + \ 190219974Smav sizeof(uint32_t) * (ndisks - 1) * 4) 191219974Smav 192219974Smavstruct g_raid_md_intel_perdisk { 193219974Smav struct intel_raid_conf *pd_meta; 194219974Smav int pd_disk_pos; 195219974Smav struct intel_raid_disk pd_disk_meta; 196219974Smav}; 197219974Smav 198246168Smavstruct g_raid_md_intel_pervolume { 199246168Smav int pv_volume_pos; 200246168Smav int pv_cng; 201246168Smav int pv_cng_man_sync; 202246168Smav int pv_cng_master_disk; 203246168Smav}; 204246168Smav 205219974Smavstruct g_raid_md_intel_object { 206219974Smav struct g_raid_md_object mdio_base; 207219974Smav uint32_t mdio_config_id; 208219974Smav uint32_t mdio_generation; 209219974Smav struct intel_raid_conf *mdio_meta; 210219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 211219974Smav int mdio_disks_present; 212219974Smav int mdio_started; 213219974Smav int mdio_incomplete; 214219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 215219974Smav}; 216219974Smav 217219974Smavstatic g_raid_md_create_t g_raid_md_create_intel; 218219974Smavstatic g_raid_md_taste_t g_raid_md_taste_intel; 219219974Smavstatic g_raid_md_event_t g_raid_md_event_intel; 220219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_intel; 221219974Smavstatic g_raid_md_write_t g_raid_md_write_intel; 222219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_intel; 223219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_intel; 224246168Smavstatic g_raid_md_free_volume_t g_raid_md_free_volume_intel; 225219974Smavstatic g_raid_md_free_t g_raid_md_free_intel; 226219974Smav 227219974Smavstatic kobj_method_t g_raid_md_intel_methods[] = { 228219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_intel), 229219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_intel), 230219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_intel), 231219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_intel), 232219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_intel), 233219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_intel), 234219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_intel), 235246168Smav KOBJMETHOD(g_raid_md_free_volume, g_raid_md_free_volume_intel), 236219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_intel), 237219974Smav { 0, 0 } 238219974Smav}; 239219974Smav 240219974Smavstatic struct g_raid_md_class g_raid_md_intel_class = { 241219974Smav "Intel", 242219974Smav g_raid_md_intel_methods, 243219974Smav sizeof(struct g_raid_md_intel_object), 244240552Smav .mdc_enable = 1, 245219974Smav .mdc_priority = 100 246219974Smav}; 247219974Smav 248219974Smav 249219974Smavstatic struct intel_raid_map * 250219974Smavintel_get_map(struct intel_raid_vol *mvol, int i) 251219974Smav{ 252219974Smav struct intel_raid_map *mmap; 253219974Smav 254219974Smav if (i > (mvol->migr_state ? 1 : 0)) 255219974Smav return (NULL); 256219974Smav mmap = &mvol->map[0]; 257219974Smav for (; i > 0; i--) { 258219974Smav mmap = (struct intel_raid_map *) 259219974Smav &mmap->disk_idx[mmap->total_disks]; 260219974Smav } 261219974Smav return ((struct intel_raid_map *)mmap); 262219974Smav} 263219974Smav 264219974Smavstatic struct intel_raid_vol * 265219974Smavintel_get_volume(struct intel_raid_conf *meta, int i) 266219974Smav{ 267219974Smav struct intel_raid_vol *mvol; 268219974Smav struct intel_raid_map *mmap; 269219974Smav 270219974Smav if (i > 1) 271219974Smav return (NULL); 272219974Smav mvol = (struct intel_raid_vol *)&meta->disk[meta->total_disks]; 273219974Smav for (; i > 0; i--) { 274219974Smav mmap = intel_get_map(mvol, mvol->migr_state ? 1 : 0); 275219974Smav mvol = (struct intel_raid_vol *) 276219974Smav &mmap->disk_idx[mmap->total_disks]; 277219974Smav } 278219974Smav return (mvol); 279219974Smav} 280219974Smav 281230244Sjimharrisstatic off_t 282230244Sjimharrisintel_get_map_offset(struct intel_raid_map *mmap) 283230244Sjimharris{ 284230244Sjimharris off_t offset = (off_t)mmap->offset_hi << 32; 285230244Sjimharris 286230244Sjimharris offset += mmap->offset; 287230244Sjimharris return (offset); 288230244Sjimharris} 289230244Sjimharris 290219974Smavstatic void 291230244Sjimharrisintel_set_map_offset(struct intel_raid_map *mmap, off_t offset) 292230244Sjimharris{ 293230244Sjimharris 294230244Sjimharris mmap->offset = offset & 0xffffffff; 295230244Sjimharris mmap->offset_hi = offset >> 32; 296230244Sjimharris} 297230244Sjimharris 298230244Sjimharrisstatic off_t 299230244Sjimharrisintel_get_map_disk_sectors(struct intel_raid_map *mmap) 300230244Sjimharris{ 301230244Sjimharris off_t disk_sectors = (off_t)mmap->disk_sectors_hi << 32; 302230244Sjimharris 303230244Sjimharris disk_sectors += mmap->disk_sectors; 304230244Sjimharris return (disk_sectors); 305230244Sjimharris} 306230244Sjimharris 307230244Sjimharrisstatic void 308230244Sjimharrisintel_set_map_disk_sectors(struct intel_raid_map *mmap, off_t disk_sectors) 309230244Sjimharris{ 310230244Sjimharris 311230244Sjimharris mmap->disk_sectors = disk_sectors & 0xffffffff; 312230244Sjimharris mmap->disk_sectors_hi = disk_sectors >> 32; 313230244Sjimharris} 314230244Sjimharris 315230244Sjimharrisstatic void 316230244Sjimharrisintel_set_map_stripe_count(struct intel_raid_map *mmap, off_t stripe_count) 317230244Sjimharris{ 318230244Sjimharris 319230244Sjimharris mmap->stripe_count = stripe_count & 0xffffffff; 320230244Sjimharris mmap->stripe_count_hi = stripe_count >> 32; 321230244Sjimharris} 322230244Sjimharris 323230244Sjimharrisstatic off_t 324230244Sjimharrisintel_get_disk_sectors(struct intel_raid_disk *disk) 325230244Sjimharris{ 326230244Sjimharris off_t sectors = (off_t)disk->sectors_hi << 32; 327230244Sjimharris 328230244Sjimharris sectors += disk->sectors; 329230244Sjimharris return (sectors); 330230244Sjimharris} 331230244Sjimharris 332230244Sjimharrisstatic void 333230244Sjimharrisintel_set_disk_sectors(struct intel_raid_disk *disk, off_t sectors) 334230244Sjimharris{ 335230244Sjimharris 336230244Sjimharris disk->sectors = sectors & 0xffffffff; 337230244Sjimharris disk->sectors_hi = sectors >> 32; 338230244Sjimharris} 339230244Sjimharris 340230244Sjimharrisstatic off_t 341230244Sjimharrisintel_get_vol_curr_migr_unit(struct intel_raid_vol *vol) 342230244Sjimharris{ 343230244Sjimharris off_t curr_migr_unit = (off_t)vol->curr_migr_unit_hi << 32; 344230244Sjimharris 345230244Sjimharris curr_migr_unit += vol->curr_migr_unit; 346230244Sjimharris return (curr_migr_unit); 347230244Sjimharris} 348230244Sjimharris 349230244Sjimharrisstatic void 350230244Sjimharrisintel_set_vol_curr_migr_unit(struct intel_raid_vol *vol, off_t curr_migr_unit) 351230244Sjimharris{ 352230244Sjimharris 353230244Sjimharris vol->curr_migr_unit = curr_migr_unit & 0xffffffff; 354230244Sjimharris vol->curr_migr_unit_hi = curr_migr_unit >> 32; 355230244Sjimharris} 356230244Sjimharris 357230244Sjimharrisstatic void 358219974Smavg_raid_md_intel_print(struct intel_raid_conf *meta) 359219974Smav{ 360219974Smav struct intel_raid_vol *mvol; 361219974Smav struct intel_raid_map *mmap; 362219974Smav int i, j, k; 363219974Smav 364219974Smav if (g_raid_debug < 1) 365219974Smav return; 366219974Smav 367219974Smav printf("********* ATA Intel MatrixRAID Metadata *********\n"); 368219974Smav printf("intel_id <%.24s>\n", meta->intel_id); 369219974Smav printf("version <%.6s>\n", meta->version); 370219974Smav printf("checksum 0x%08x\n", meta->checksum); 371219974Smav printf("config_size 0x%08x\n", meta->config_size); 372219974Smav printf("config_id 0x%08x\n", meta->config_id); 373219974Smav printf("generation 0x%08x\n", meta->generation); 374246173Smav printf("error_log_size %d\n", meta->error_log_size); 375219974Smav printf("attributes 0x%08x\n", meta->attributes); 376219974Smav printf("total_disks %u\n", meta->total_disks); 377219974Smav printf("total_volumes %u\n", meta->total_volumes); 378246173Smav printf("orig_family_num 0x%08x\n", meta->orig_family_num); 379246173Smav printf("bbm_log_size %u\n", meta->bbm_log_size); 380230244Sjimharris printf("DISK# serial disk_sectors disk_sectors_hi disk_id flags\n"); 381219974Smav for (i = 0; i < meta->total_disks; i++ ) { 382230244Sjimharris printf(" %d <%.16s> %u %u 0x%08x 0x%08x\n", i, 383219974Smav meta->disk[i].serial, meta->disk[i].sectors, 384230244Sjimharris meta->disk[i].sectors_hi, 385219974Smav meta->disk[i].id, meta->disk[i].flags); 386219974Smav } 387219974Smav for (i = 0; i < meta->total_volumes; i++) { 388219974Smav mvol = intel_get_volume(meta, i); 389219974Smav printf(" ****** Volume %d ******\n", i); 390219974Smav printf(" name %.16s\n", mvol->name); 391219974Smav printf(" total_sectors %ju\n", mvol->total_sectors); 392246168Smav printf(" state 0x%08x\n", mvol->state); 393219974Smav printf(" reserved %u\n", mvol->reserved); 394246168Smav printf(" migr_priority %u\n", mvol->migr_priority); 395246168Smav printf(" num_sub_vols %u\n", mvol->num_sub_vols); 396246168Smav printf(" tid %u\n", mvol->tid); 397246168Smav printf(" cng_master_disk %u\n", mvol->cng_master_disk); 398246168Smav printf(" cache_policy %u\n", mvol->cache_policy); 399246168Smav printf(" cng_state %u\n", mvol->cng_state); 400246168Smav printf(" cng_sub_state %u\n", mvol->cng_sub_state); 401219974Smav printf(" curr_migr_unit %u\n", mvol->curr_migr_unit); 402230244Sjimharris printf(" curr_migr_unit_hi %u\n", mvol->curr_migr_unit_hi); 403219974Smav printf(" checkpoint_id %u\n", mvol->checkpoint_id); 404219974Smav printf(" migr_state %u\n", mvol->migr_state); 405219974Smav printf(" migr_type %u\n", mvol->migr_type); 406219974Smav printf(" dirty %u\n", mvol->dirty); 407219974Smav 408219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 409219974Smav printf(" *** Map %d ***\n", j); 410219974Smav mmap = intel_get_map(mvol, j); 411219974Smav printf(" offset %u\n", mmap->offset); 412230244Sjimharris printf(" offset_hi %u\n", mmap->offset_hi); 413219974Smav printf(" disk_sectors %u\n", mmap->disk_sectors); 414230244Sjimharris printf(" disk_sectors_hi %u\n", mmap->disk_sectors_hi); 415219974Smav printf(" stripe_count %u\n", mmap->stripe_count); 416230244Sjimharris printf(" stripe_count_hi %u\n", mmap->stripe_count_hi); 417219974Smav printf(" strip_sectors %u\n", mmap->strip_sectors); 418219974Smav printf(" status %u\n", mmap->status); 419219974Smav printf(" type %u\n", mmap->type); 420219974Smav printf(" total_disks %u\n", mmap->total_disks); 421219974Smav printf(" total_domains %u\n", mmap->total_domains); 422219974Smav printf(" failed_disk_num %u\n", mmap->failed_disk_num); 423219974Smav printf(" ddf %u\n", mmap->ddf); 424219974Smav printf(" disk_idx "); 425219974Smav for (k = 0; k < mmap->total_disks; k++) 426219974Smav printf(" 0x%08x", mmap->disk_idx[k]); 427219974Smav printf("\n"); 428219974Smav } 429219974Smav } 430219974Smav printf("=================================================\n"); 431219974Smav} 432219974Smav 433219974Smavstatic struct intel_raid_conf * 434219974Smavintel_meta_copy(struct intel_raid_conf *meta) 435219974Smav{ 436219974Smav struct intel_raid_conf *nmeta; 437219974Smav 438219974Smav nmeta = malloc(meta->config_size, M_MD_INTEL, M_WAITOK); 439219974Smav memcpy(nmeta, meta, meta->config_size); 440219974Smav return (nmeta); 441219974Smav} 442219974Smav 443219974Smavstatic int 444219974Smavintel_meta_find_disk(struct intel_raid_conf *meta, char *serial) 445219974Smav{ 446219974Smav int pos; 447219974Smav 448219974Smav for (pos = 0; pos < meta->total_disks; pos++) { 449219974Smav if (strncmp(meta->disk[pos].serial, 450219974Smav serial, INTEL_SERIAL_LEN) == 0) 451219974Smav return (pos); 452219974Smav } 453219974Smav return (-1); 454219974Smav} 455219974Smav 456219974Smavstatic struct intel_raid_conf * 457219974Smavintel_meta_read(struct g_consumer *cp) 458219974Smav{ 459219974Smav struct g_provider *pp; 460219974Smav struct intel_raid_conf *meta; 461219974Smav struct intel_raid_vol *mvol; 462246173Smav struct intel_raid_map *mmap, *mmap1; 463219974Smav char *buf; 464219974Smav int error, i, j, k, left, size; 465219974Smav uint32_t checksum, *ptr; 466219974Smav 467219974Smav pp = cp->provider; 468219974Smav 469219974Smav /* Read the anchor sector. */ 470219974Smav buf = g_read_data(cp, 471219974Smav pp->mediasize - pp->sectorsize * 2, pp->sectorsize, &error); 472219974Smav if (buf == NULL) { 473219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 474219974Smav pp->name, error); 475219974Smav return (NULL); 476219974Smav } 477219974Smav meta = (struct intel_raid_conf *)buf; 478219974Smav 479219974Smav /* Check if this is an Intel RAID struct */ 480219974Smav if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) { 481219974Smav G_RAID_DEBUG(1, "Intel signature check failed on %s", pp->name); 482219974Smav g_free(buf); 483219974Smav return (NULL); 484219974Smav } 485219974Smav if (meta->config_size > 65536 || 486219974Smav meta->config_size < sizeof(struct intel_raid_conf)) { 487219974Smav G_RAID_DEBUG(1, "Intel metadata size looks wrong: %d", 488219974Smav meta->config_size); 489219974Smav g_free(buf); 490219974Smav return (NULL); 491219974Smav } 492219974Smav size = meta->config_size; 493219974Smav meta = malloc(size, M_MD_INTEL, M_WAITOK); 494219974Smav memcpy(meta, buf, min(size, pp->sectorsize)); 495219974Smav g_free(buf); 496219974Smav 497219974Smav /* Read all the rest, if needed. */ 498219974Smav if (meta->config_size > pp->sectorsize) { 499219974Smav left = (meta->config_size - 1) / pp->sectorsize; 500219974Smav buf = g_read_data(cp, 501219974Smav pp->mediasize - pp->sectorsize * (2 + left), 502219974Smav pp->sectorsize * left, &error); 503219974Smav if (buf == NULL) { 504219974Smav G_RAID_DEBUG(1, "Cannot read remaining metadata" 505219974Smav " part from %s (error=%d).", 506219974Smav pp->name, error); 507219974Smav free(meta, M_MD_INTEL); 508219974Smav return (NULL); 509219974Smav } 510219974Smav memcpy(((char *)meta) + pp->sectorsize, buf, 511219974Smav pp->sectorsize * left); 512219974Smav g_free(buf); 513219974Smav } 514219974Smav 515219974Smav /* Check metadata checksum. */ 516219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 517219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 518219974Smav checksum += *ptr++; 519219974Smav } 520219974Smav checksum -= meta->checksum; 521219974Smav if (checksum != meta->checksum) { 522219974Smav G_RAID_DEBUG(1, "Intel checksum check failed on %s", pp->name); 523219974Smav free(meta, M_MD_INTEL); 524219974Smav return (NULL); 525219974Smav } 526219974Smav 527219974Smav /* Validate metadata size. */ 528219974Smav size = sizeof(struct intel_raid_conf) + 529219974Smav sizeof(struct intel_raid_disk) * (meta->total_disks - 1) + 530219974Smav sizeof(struct intel_raid_vol) * meta->total_volumes; 531219974Smav if (size > meta->config_size) { 532219974Smavbadsize: 533219974Smav G_RAID_DEBUG(1, "Intel metadata size incorrect %d < %d", 534219974Smav meta->config_size, size); 535219974Smav free(meta, M_MD_INTEL); 536219974Smav return (NULL); 537219974Smav } 538219974Smav for (i = 0; i < meta->total_volumes; i++) { 539219974Smav mvol = intel_get_volume(meta, i); 540219974Smav mmap = intel_get_map(mvol, 0); 541219974Smav size += 4 * (mmap->total_disks - 1); 542219974Smav if (size > meta->config_size) 543219974Smav goto badsize; 544219974Smav if (mvol->migr_state) { 545219974Smav size += sizeof(struct intel_raid_map); 546219974Smav if (size > meta->config_size) 547219974Smav goto badsize; 548219974Smav mmap = intel_get_map(mvol, 1); 549219974Smav size += 4 * (mmap->total_disks - 1); 550219974Smav if (size > meta->config_size) 551219974Smav goto badsize; 552219974Smav } 553219974Smav } 554219974Smav 555246173Smav g_raid_md_intel_print(meta); 556246173Smav 557219974Smav /* Validate disk indexes. */ 558219974Smav for (i = 0; i < meta->total_volumes; i++) { 559219974Smav mvol = intel_get_volume(meta, i); 560219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 561219974Smav mmap = intel_get_map(mvol, j); 562219974Smav for (k = 0; k < mmap->total_disks; k++) { 563219974Smav if ((mmap->disk_idx[k] & INTEL_DI_IDX) > 564219974Smav meta->total_disks) { 565219974Smav G_RAID_DEBUG(1, "Intel metadata disk" 566219974Smav " index %d too big (>%d)", 567219974Smav mmap->disk_idx[k] & INTEL_DI_IDX, 568219974Smav meta->total_disks); 569219974Smav free(meta, M_MD_INTEL); 570219974Smav return (NULL); 571219974Smav } 572219974Smav } 573219974Smav } 574219974Smav } 575219974Smav 576219974Smav /* Validate migration types. */ 577219974Smav for (i = 0; i < meta->total_volumes; i++) { 578219974Smav mvol = intel_get_volume(meta, i); 579246173Smav /* Deny unknown migration types. */ 580219974Smav if (mvol->migr_state && 581219974Smav mvol->migr_type != INTEL_MT_INIT && 582219974Smav mvol->migr_type != INTEL_MT_REBUILD && 583219974Smav mvol->migr_type != INTEL_MT_VERIFY && 584246173Smav mvol->migr_type != INTEL_MT_GEN_MIGR && 585219974Smav mvol->migr_type != INTEL_MT_REPAIR) { 586219974Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 587219974Smav " migration type %d", mvol->migr_type); 588219974Smav free(meta, M_MD_INTEL); 589219974Smav return (NULL); 590219974Smav } 591246173Smav /* Deny general migrations except SINGLE->RAID1. */ 592246173Smav if (mvol->migr_state && 593246173Smav mvol->migr_type == INTEL_MT_GEN_MIGR) { 594246173Smav mmap = intel_get_map(mvol, 0); 595246173Smav mmap1 = intel_get_map(mvol, 1); 596246173Smav if (mmap1->total_disks != 1 || 597246173Smav mmap->type != INTEL_T_RAID1 || 598246173Smav mmap->total_disks != 2 || 599246173Smav mmap->offset != mmap1->offset || 600246173Smav mmap->disk_sectors != mmap1->disk_sectors || 601246173Smav mmap->total_domains != mmap->total_disks || 602246173Smav mmap->offset_hi != mmap1->offset_hi || 603246173Smav mmap->disk_sectors_hi != mmap1->disk_sectors_hi || 604246173Smav (mmap->disk_idx[0] != mmap1->disk_idx[0] && 605246173Smav mmap->disk_idx[0] != mmap1->disk_idx[1])) { 606246173Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 607246173Smav " variant of general migration"); 608246173Smav free(meta, M_MD_INTEL); 609246173Smav return (NULL); 610246173Smav } 611246173Smav } 612219974Smav } 613219974Smav 614219974Smav return (meta); 615219974Smav} 616219974Smav 617219974Smavstatic int 618219974Smavintel_meta_write(struct g_consumer *cp, struct intel_raid_conf *meta) 619219974Smav{ 620219974Smav struct g_provider *pp; 621219974Smav char *buf; 622219974Smav int error, i, sectors; 623219974Smav uint32_t checksum, *ptr; 624219974Smav 625219974Smav pp = cp->provider; 626219974Smav 627219974Smav /* Recalculate checksum for case if metadata were changed. */ 628219974Smav meta->checksum = 0; 629219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 630219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 631219974Smav checksum += *ptr++; 632219974Smav } 633219974Smav meta->checksum = checksum; 634219974Smav 635219974Smav /* Create and fill buffer. */ 636219974Smav sectors = (meta->config_size + pp->sectorsize - 1) / pp->sectorsize; 637219974Smav buf = malloc(sectors * pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 638219974Smav if (sectors > 1) { 639219974Smav memcpy(buf, ((char *)meta) + pp->sectorsize, 640219974Smav (sectors - 1) * pp->sectorsize); 641219974Smav } 642219974Smav memcpy(buf + (sectors - 1) * pp->sectorsize, meta, pp->sectorsize); 643219974Smav 644219974Smav error = g_write_data(cp, 645219974Smav pp->mediasize - pp->sectorsize * (1 + sectors), 646219974Smav buf, pp->sectorsize * sectors); 647219974Smav if (error != 0) { 648219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 649219974Smav pp->name, error); 650219974Smav } 651219974Smav 652219974Smav free(buf, M_MD_INTEL); 653219974Smav return (error); 654219974Smav} 655219974Smav 656219974Smavstatic int 657219974Smavintel_meta_erase(struct g_consumer *cp) 658219974Smav{ 659219974Smav struct g_provider *pp; 660219974Smav char *buf; 661219974Smav int error; 662219974Smav 663219974Smav pp = cp->provider; 664219974Smav buf = malloc(pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 665219974Smav error = g_write_data(cp, 666219974Smav pp->mediasize - 2 * pp->sectorsize, 667219974Smav buf, pp->sectorsize); 668219974Smav if (error != 0) { 669219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 670219974Smav pp->name, error); 671219974Smav } 672219974Smav free(buf, M_MD_INTEL); 673219974Smav return (error); 674219974Smav} 675219974Smav 676219974Smavstatic int 677219974Smavintel_meta_write_spare(struct g_consumer *cp, struct intel_raid_disk *d) 678219974Smav{ 679219974Smav struct intel_raid_conf *meta; 680219974Smav int error; 681219974Smav 682219974Smav /* Fill anchor and single disk. */ 683219974Smav meta = malloc(INTEL_MAX_MD_SIZE(1), M_MD_INTEL, M_WAITOK | M_ZERO); 684220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 685219974Smav memcpy(&meta->version[0], INTEL_VERSION_1000, 686220209Smav sizeof(INTEL_VERSION_1000) - 1); 687219974Smav meta->config_size = INTEL_MAX_MD_SIZE(1); 688219974Smav meta->config_id = arc4random(); 689219974Smav meta->generation = 1; 690219974Smav meta->total_disks = 1; 691219974Smav meta->disk[0] = *d; 692219974Smav error = intel_meta_write(cp, meta); 693219974Smav free(meta, M_MD_INTEL); 694219974Smav return (error); 695219974Smav} 696219974Smav 697219974Smavstatic struct g_raid_disk * 698219974Smavg_raid_md_intel_get_disk(struct g_raid_softc *sc, int id) 699219974Smav{ 700219974Smav struct g_raid_disk *disk; 701219974Smav struct g_raid_md_intel_perdisk *pd; 702219974Smav 703219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 704219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 705219974Smav if (pd->pd_disk_pos == id) 706219974Smav break; 707219974Smav } 708219974Smav return (disk); 709219974Smav} 710219974Smav 711219974Smavstatic int 712219974Smavg_raid_md_intel_supported(int level, int qual, int disks, int force) 713219974Smav{ 714219974Smav 715219974Smav switch (level) { 716219974Smav case G_RAID_VOLUME_RL_RAID0: 717219974Smav if (disks < 1) 718219974Smav return (0); 719219974Smav if (!force && (disks < 2 || disks > 6)) 720219974Smav return (0); 721219974Smav break; 722219974Smav case G_RAID_VOLUME_RL_RAID1: 723219974Smav if (disks < 1) 724219974Smav return (0); 725219974Smav if (!force && (disks != 2)) 726219974Smav return (0); 727219974Smav break; 728219974Smav case G_RAID_VOLUME_RL_RAID1E: 729219974Smav if (disks < 2) 730219974Smav return (0); 731219974Smav if (!force && (disks != 4)) 732219974Smav return (0); 733219974Smav break; 734219974Smav case G_RAID_VOLUME_RL_RAID5: 735219974Smav if (disks < 3) 736219974Smav return (0); 737219974Smav if (!force && disks > 6) 738219974Smav return (0); 739235874Smav if (qual != G_RAID_VOLUME_RLQ_R5LA) 740235874Smav return (0); 741219974Smav break; 742219974Smav default: 743219974Smav return (0); 744219974Smav } 745235874Smav if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE) 746219974Smav return (0); 747219974Smav return (1); 748219974Smav} 749219974Smav 750219974Smavstatic struct g_raid_volume * 751219974Smavg_raid_md_intel_get_volume(struct g_raid_softc *sc, int id) 752219974Smav{ 753219974Smav struct g_raid_volume *mvol; 754246168Smav struct g_raid_md_intel_pervolume *pv; 755219974Smav 756219974Smav TAILQ_FOREACH(mvol, &sc->sc_volumes, v_next) { 757246168Smav pv = mvol->v_md_data; 758246168Smav if (pv->pv_volume_pos == id) 759219974Smav break; 760219974Smav } 761219974Smav return (mvol); 762219974Smav} 763219974Smav 764219974Smavstatic int 765219974Smavg_raid_md_intel_start_disk(struct g_raid_disk *disk) 766219974Smav{ 767219974Smav struct g_raid_softc *sc; 768219974Smav struct g_raid_subdisk *sd, *tmpsd; 769219974Smav struct g_raid_disk *olddisk, *tmpdisk; 770219974Smav struct g_raid_md_object *md; 771219974Smav struct g_raid_md_intel_object *mdi; 772246168Smav struct g_raid_md_intel_pervolume *pv; 773219974Smav struct g_raid_md_intel_perdisk *pd, *oldpd; 774219974Smav struct intel_raid_conf *meta; 775219974Smav struct intel_raid_vol *mvol; 776219974Smav struct intel_raid_map *mmap0, *mmap1; 777246175Smav int disk_pos, resurrection = 0, migr_global, i; 778219974Smav 779219974Smav sc = disk->d_softc; 780219974Smav md = sc->sc_md; 781219974Smav mdi = (struct g_raid_md_intel_object *)md; 782219974Smav meta = mdi->mdio_meta; 783219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 784219974Smav olddisk = NULL; 785219974Smav 786219974Smav /* Find disk position in metadata by it's serial. */ 787219974Smav disk_pos = intel_meta_find_disk(meta, pd->pd_disk_meta.serial); 788219974Smav if (disk_pos < 0) { 789219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 790246168Smav /* Disabled disk is useless for us. */ 791246168Smav if (pd->pd_disk_meta.flags & INTEL_F_DISABLED) { 792246168Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_DISABLED); 793246168Smav return (0); 794246168Smav } 795219974Smav /* Failed stale disk is useless for us. */ 796219974Smav if (pd->pd_disk_meta.flags & INTEL_F_FAILED) { 797219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE_FAILED); 798219974Smav return (0); 799219974Smav } 800219974Smav /* If we are in the start process, that's all for now. */ 801219974Smav if (!mdi->mdio_started) 802219974Smav goto nofit; 803219974Smav /* 804219974Smav * If we have already started - try to get use of the disk. 805219974Smav * Try to replace OFFLINE disks first, then FAILED. 806219974Smav */ 807219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 808219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 809219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 810219974Smav continue; 811219974Smav /* Make sure this disk is big enough. */ 812219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 813230244Sjimharris off_t disk_sectors = 814230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 815230244Sjimharris 816219974Smav if (sd->sd_offset + sd->sd_size + 4096 > 817230244Sjimharris disk_sectors * 512) { 818219974Smav G_RAID_DEBUG1(1, sc, 819219974Smav "Disk too small (%llu < %llu)", 820219974Smav (unsigned long long) 821230244Sjimharris disk_sectors * 512, 822230244Sjimharris (unsigned long long) 823219974Smav sd->sd_offset + sd->sd_size + 4096); 824219974Smav break; 825219974Smav } 826219974Smav } 827219974Smav if (sd != NULL) 828219974Smav continue; 829219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 830219974Smav olddisk = tmpdisk; 831219974Smav break; 832219974Smav } else if (olddisk == NULL) 833219974Smav olddisk = tmpdisk; 834219974Smav } 835219974Smav if (olddisk == NULL) { 836219974Smavnofit: 837219974Smav if (pd->pd_disk_meta.flags & INTEL_F_SPARE) { 838219974Smav g_raid_change_disk_state(disk, 839219974Smav G_RAID_DISK_S_SPARE); 840219974Smav return (1); 841219974Smav } else { 842219974Smav g_raid_change_disk_state(disk, 843219974Smav G_RAID_DISK_S_STALE); 844219974Smav return (0); 845219974Smav } 846219974Smav } 847219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 848219974Smav disk_pos = oldpd->pd_disk_pos; 849219974Smav resurrection = 1; 850219974Smav } 851219974Smav 852219974Smav if (olddisk == NULL) { 853219974Smav /* Find placeholder by position. */ 854219974Smav olddisk = g_raid_md_intel_get_disk(sc, disk_pos); 855219974Smav if (olddisk == NULL) 856219974Smav panic("No disk at position %d!", disk_pos); 857219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 858219974Smav G_RAID_DEBUG1(1, sc, "More then one disk for pos %d", 859219974Smav disk_pos); 860219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 861219974Smav return (0); 862219974Smav } 863219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 864219974Smav } 865219974Smav 866219974Smav /* Replace failed disk or placeholder with new disk. */ 867219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 868219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 869219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 870219974Smav sd->sd_disk = disk; 871219974Smav } 872219974Smav oldpd->pd_disk_pos = -2; 873219974Smav pd->pd_disk_pos = disk_pos; 874219974Smav 875219974Smav /* If it was placeholder -- destroy it. */ 876219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 877219974Smav g_raid_destroy_disk(olddisk); 878219974Smav } else { 879219974Smav /* Otherwise, make it STALE_FAILED. */ 880219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 881219974Smav /* Update global metadata just in case. */ 882219974Smav memcpy(&meta->disk[disk_pos], &pd->pd_disk_meta, 883219974Smav sizeof(struct intel_raid_disk)); 884219974Smav } 885219974Smav 886219974Smav /* Welcome the new disk. */ 887219974Smav if (resurrection) 888219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 889246168Smav else if (meta->disk[disk_pos].flags & INTEL_F_DISABLED) 890246168Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_DISABLED); 891219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) 892219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED); 893219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_SPARE) 894219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE); 895219974Smav else 896219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 897219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 898246168Smav pv = sd->sd_volume->v_md_data; 899246168Smav mvol = intel_get_volume(meta, pv->pv_volume_pos); 900219974Smav mmap0 = intel_get_map(mvol, 0); 901219974Smav if (mvol->migr_state) 902219974Smav mmap1 = intel_get_map(mvol, 1); 903219974Smav else 904219974Smav mmap1 = mmap0; 905219974Smav 906246175Smav migr_global = 1; 907246175Smav for (i = 0; i < mmap0->total_disks; i++) { 908246175Smav if ((mmap0->disk_idx[i] & INTEL_DI_RBLD) == 0 && 909246175Smav (mmap1->disk_idx[i] & INTEL_DI_RBLD) != 0) 910246175Smav migr_global = 0; 911246175Smav } 912246175Smav 913219974Smav if (resurrection) { 914219974Smav /* Stale disk, almost same as new. */ 915219974Smav g_raid_change_subdisk_state(sd, 916219974Smav G_RAID_SUBDISK_S_NEW); 917246168Smav } else if (meta->disk[disk_pos].flags & INTEL_F_DISABLED) { 918246168Smav /* Disabled disk, useless. */ 919246168Smav g_raid_change_subdisk_state(sd, 920246168Smav G_RAID_SUBDISK_S_NONE); 921219974Smav } else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) { 922219974Smav /* Failed disk, almost useless. */ 923219974Smav g_raid_change_subdisk_state(sd, 924219974Smav G_RAID_SUBDISK_S_FAILED); 925219974Smav } else if (mvol->migr_state == 0) { 926246168Smav if (mmap0->status == INTEL_S_UNINITIALIZED && 927246168Smav (!pv->pv_cng || pv->pv_cng_master_disk != disk_pos)) { 928219974Smav /* Freshly created uninitialized volume. */ 929219974Smav g_raid_change_subdisk_state(sd, 930219974Smav G_RAID_SUBDISK_S_UNINITIALIZED); 931219974Smav } else if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 932219974Smav /* Freshly inserted disk. */ 933219974Smav g_raid_change_subdisk_state(sd, 934219974Smav G_RAID_SUBDISK_S_NEW); 935246168Smav } else if (mvol->dirty && (!pv->pv_cng || 936246168Smav pv->pv_cng_master_disk != disk_pos)) { 937219974Smav /* Dirty volume (unclean shutdown). */ 938219974Smav g_raid_change_subdisk_state(sd, 939219974Smav G_RAID_SUBDISK_S_STALE); 940219974Smav } else { 941219974Smav /* Up to date disk. */ 942219974Smav g_raid_change_subdisk_state(sd, 943219974Smav G_RAID_SUBDISK_S_ACTIVE); 944219974Smav } 945219974Smav } else if (mvol->migr_type == INTEL_MT_INIT || 946219974Smav mvol->migr_type == INTEL_MT_REBUILD) { 947219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 948219974Smav /* Freshly inserted disk. */ 949219974Smav g_raid_change_subdisk_state(sd, 950219974Smav G_RAID_SUBDISK_S_NEW); 951219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 952219974Smav /* Rebuilding disk. */ 953219974Smav g_raid_change_subdisk_state(sd, 954219974Smav G_RAID_SUBDISK_S_REBUILD); 955219974Smav if (mvol->dirty) { 956219974Smav sd->sd_rebuild_pos = 0; 957219974Smav } else { 958219974Smav sd->sd_rebuild_pos = 959230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 960219974Smav sd->sd_volume->v_strip_size * 961219974Smav mmap0->total_domains; 962219974Smav } 963246175Smav } else if (mvol->migr_type == INTEL_MT_INIT && 964246175Smav migr_global) { 965246175Smav /* Freshly created uninitialized volume. */ 966246175Smav g_raid_change_subdisk_state(sd, 967246175Smav G_RAID_SUBDISK_S_UNINITIALIZED); 968246168Smav } else if (mvol->dirty && (!pv->pv_cng || 969246168Smav pv->pv_cng_master_disk != disk_pos)) { 970219974Smav /* Dirty volume (unclean shutdown). */ 971219974Smav g_raid_change_subdisk_state(sd, 972219974Smav G_RAID_SUBDISK_S_STALE); 973219974Smav } else { 974219974Smav /* Up to date disk. */ 975219974Smav g_raid_change_subdisk_state(sd, 976219974Smav G_RAID_SUBDISK_S_ACTIVE); 977219974Smav } 978219974Smav } else if (mvol->migr_type == INTEL_MT_VERIFY || 979219974Smav mvol->migr_type == INTEL_MT_REPAIR) { 980219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 981219974Smav /* Freshly inserted disk. */ 982219974Smav g_raid_change_subdisk_state(sd, 983219974Smav G_RAID_SUBDISK_S_NEW); 984246175Smav } else if ((mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) || 985246175Smav migr_global) { 986219974Smav /* Resyncing disk. */ 987219974Smav g_raid_change_subdisk_state(sd, 988219974Smav G_RAID_SUBDISK_S_RESYNC); 989219974Smav if (mvol->dirty) { 990219974Smav sd->sd_rebuild_pos = 0; 991219974Smav } else { 992219974Smav sd->sd_rebuild_pos = 993230244Sjimharris intel_get_vol_curr_migr_unit(mvol) * 994219974Smav sd->sd_volume->v_strip_size * 995219974Smav mmap0->total_domains; 996219974Smav } 997219974Smav } else if (mvol->dirty) { 998219974Smav /* Dirty volume (unclean shutdown). */ 999219974Smav g_raid_change_subdisk_state(sd, 1000219974Smav G_RAID_SUBDISK_S_STALE); 1001219974Smav } else { 1002219974Smav /* Up to date disk. */ 1003219974Smav g_raid_change_subdisk_state(sd, 1004219974Smav G_RAID_SUBDISK_S_ACTIVE); 1005219974Smav } 1006246173Smav } else if (mvol->migr_type == INTEL_MT_GEN_MIGR) { 1007246173Smav if ((mmap1->disk_idx[0] & INTEL_DI_IDX) != disk_pos) { 1008246173Smav /* Freshly inserted disk. */ 1009246173Smav g_raid_change_subdisk_state(sd, 1010246173Smav G_RAID_SUBDISK_S_NEW); 1011246173Smav } else { 1012246173Smav /* Up to date disk. */ 1013246173Smav g_raid_change_subdisk_state(sd, 1014246173Smav G_RAID_SUBDISK_S_ACTIVE); 1015246173Smav } 1016219974Smav } 1017219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1018219974Smav G_RAID_EVENT_SUBDISK); 1019219974Smav } 1020219974Smav 1021219974Smav /* Update status of our need for spare. */ 1022219974Smav if (mdi->mdio_started) { 1023219974Smav mdi->mdio_incomplete = 1024219974Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 1025219974Smav meta->total_disks); 1026219974Smav } 1027219974Smav 1028219974Smav return (resurrection); 1029219974Smav} 1030219974Smav 1031219974Smavstatic void 1032219974Smavg_disk_md_intel_retaste(void *arg, int pending) 1033219974Smav{ 1034219974Smav 1035219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 1036219974Smav g_retaste(&g_raid_class); 1037219974Smav free(arg, M_MD_INTEL); 1038219974Smav} 1039219974Smav 1040219974Smavstatic void 1041219974Smavg_raid_md_intel_refill(struct g_raid_softc *sc) 1042219974Smav{ 1043219974Smav struct g_raid_md_object *md; 1044219974Smav struct g_raid_md_intel_object *mdi; 1045219974Smav struct intel_raid_conf *meta; 1046219974Smav struct g_raid_disk *disk; 1047219974Smav struct task *task; 1048219974Smav int update, na; 1049219974Smav 1050219974Smav md = sc->sc_md; 1051219974Smav mdi = (struct g_raid_md_intel_object *)md; 1052219974Smav meta = mdi->mdio_meta; 1053219974Smav update = 0; 1054219974Smav do { 1055219974Smav /* Make sure we miss anything. */ 1056219974Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE); 1057219974Smav if (na == meta->total_disks) 1058219974Smav break; 1059219974Smav 1060219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 1061219974Smav "Array is not complete (%d of %d), " 1062219974Smav "trying to refill.", na, meta->total_disks); 1063219974Smav 1064219974Smav /* Try to get use some of STALE disks. */ 1065219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1066219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 1067219974Smav update += g_raid_md_intel_start_disk(disk); 1068219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 1069219974Smav break; 1070219974Smav } 1071219974Smav } 1072219974Smav if (disk != NULL) 1073219974Smav continue; 1074219974Smav 1075219974Smav /* Try to get use some of SPARE disks. */ 1076219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1077219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 1078219974Smav update += g_raid_md_intel_start_disk(disk); 1079219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 1080219974Smav break; 1081219974Smav } 1082219974Smav } 1083219974Smav } while (disk != NULL); 1084219974Smav 1085219974Smav /* Write new metadata if we changed something. */ 1086219974Smav if (update) { 1087219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1088219974Smav meta = mdi->mdio_meta; 1089219974Smav } 1090219974Smav 1091219974Smav /* Update status of our need for spare. */ 1092219974Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) < 1093219974Smav meta->total_disks); 1094219974Smav 1095219974Smav /* Request retaste hoping to find spare. */ 1096219974Smav if (mdi->mdio_incomplete) { 1097219974Smav task = malloc(sizeof(struct task), 1098219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 1099219974Smav TASK_INIT(task, 0, g_disk_md_intel_retaste, task); 1100219974Smav taskqueue_enqueue(taskqueue_swi, task); 1101219974Smav } 1102219974Smav} 1103219974Smav 1104219974Smavstatic void 1105219974Smavg_raid_md_intel_start(struct g_raid_softc *sc) 1106219974Smav{ 1107219974Smav struct g_raid_md_object *md; 1108219974Smav struct g_raid_md_intel_object *mdi; 1109246168Smav struct g_raid_md_intel_pervolume *pv; 1110219974Smav struct g_raid_md_intel_perdisk *pd; 1111219974Smav struct intel_raid_conf *meta; 1112219974Smav struct intel_raid_vol *mvol; 1113219974Smav struct intel_raid_map *mmap; 1114219974Smav struct g_raid_volume *vol; 1115219974Smav struct g_raid_subdisk *sd; 1116219974Smav struct g_raid_disk *disk; 1117219974Smav int i, j, disk_pos; 1118219974Smav 1119219974Smav md = sc->sc_md; 1120219974Smav mdi = (struct g_raid_md_intel_object *)md; 1121219974Smav meta = mdi->mdio_meta; 1122219974Smav 1123219974Smav /* Create volumes and subdisks. */ 1124219974Smav for (i = 0; i < meta->total_volumes; i++) { 1125219974Smav mvol = intel_get_volume(meta, i); 1126219974Smav mmap = intel_get_map(mvol, 0); 1127219974Smav vol = g_raid_create_volume(sc, mvol->name, -1); 1128246168Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 1129246168Smav pv->pv_volume_pos = i; 1130246168Smav pv->pv_cng = (mvol->state & INTEL_ST_CLONE_N_GO) != 0; 1131246168Smav pv->pv_cng_man_sync = (mvol->state & INTEL_ST_CLONE_MAN_SYNC) != 0; 1132246168Smav if (mvol->cng_master_disk < mmap->total_disks) 1133246168Smav pv->pv_cng_master_disk = mvol->cng_master_disk; 1134246168Smav vol->v_md_data = pv; 1135235874Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1136219974Smav if (mmap->type == INTEL_T_RAID0) 1137219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 1138219974Smav else if (mmap->type == INTEL_T_RAID1 && 1139219974Smav mmap->total_domains >= 2 && 1140219974Smav mmap->total_domains <= mmap->total_disks) { 1141219974Smav /* Assume total_domains is correct. */ 1142219974Smav if (mmap->total_domains == mmap->total_disks) 1143219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1144219974Smav else 1145219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1146219974Smav } else if (mmap->type == INTEL_T_RAID1) { 1147219974Smav /* total_domains looks wrong. */ 1148219974Smav if (mmap->total_disks <= 2) 1149219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1150219974Smav else 1151219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1152235874Smav } else if (mmap->type == INTEL_T_RAID5) { 1153219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 1154235874Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA; 1155235874Smav } else 1156219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 1157219974Smav vol->v_strip_size = (u_int)mmap->strip_sectors * 512; //ZZZ 1158219974Smav vol->v_disks_count = mmap->total_disks; 1159219974Smav vol->v_mediasize = (off_t)mvol->total_sectors * 512; //ZZZ 1160219974Smav vol->v_sectorsize = 512; //ZZZ 1161219974Smav for (j = 0; j < vol->v_disks_count; j++) { 1162219974Smav sd = &vol->v_subdisks[j]; 1163230244Sjimharris sd->sd_offset = intel_get_map_offset(mmap) * 512; //ZZZ 1164230244Sjimharris sd->sd_size = intel_get_map_disk_sectors(mmap) * 512; //ZZZ 1165219974Smav } 1166219974Smav g_raid_start_volume(vol); 1167219974Smav } 1168219974Smav 1169219974Smav /* Create disk placeholders to store data for later writing. */ 1170219974Smav for (disk_pos = 0; disk_pos < meta->total_disks; disk_pos++) { 1171219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1172219974Smav pd->pd_disk_pos = disk_pos; 1173219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1174219974Smav disk = g_raid_create_disk(sc); 1175219974Smav disk->d_md_data = (void *)pd; 1176219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 1177219974Smav for (i = 0; i < meta->total_volumes; i++) { 1178219974Smav mvol = intel_get_volume(meta, i); 1179219974Smav mmap = intel_get_map(mvol, 0); 1180219974Smav for (j = 0; j < mmap->total_disks; j++) { 1181219974Smav if ((mmap->disk_idx[j] & INTEL_DI_IDX) == disk_pos) 1182219974Smav break; 1183219974Smav } 1184219974Smav if (j == mmap->total_disks) 1185219974Smav continue; 1186219974Smav vol = g_raid_md_intel_get_volume(sc, i); 1187219974Smav sd = &vol->v_subdisks[j]; 1188219974Smav sd->sd_disk = disk; 1189219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1190219974Smav } 1191219974Smav } 1192219974Smav 1193219974Smav /* Make all disks found till the moment take their places. */ 1194219974Smav do { 1195219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1196219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 1197219974Smav g_raid_md_intel_start_disk(disk); 1198219974Smav break; 1199219974Smav } 1200219974Smav } 1201219974Smav } while (disk != NULL); 1202219974Smav 1203219974Smav mdi->mdio_started = 1; 1204219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1205219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1206219974Smav 1207219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1208219974Smav g_raid_md_intel_refill(sc); 1209219974Smav 1210219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1211219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1212219974Smav G_RAID_EVENT_VOLUME); 1213219974Smav } 1214219974Smav 1215219974Smav callout_stop(&mdi->mdio_start_co); 1216219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 1217219974Smav root_mount_rel(mdi->mdio_rootmount); 1218219974Smav mdi->mdio_rootmount = NULL; 1219219974Smav} 1220219974Smav 1221219974Smavstatic void 1222219974Smavg_raid_md_intel_new_disk(struct g_raid_disk *disk) 1223219974Smav{ 1224219974Smav struct g_raid_softc *sc; 1225219974Smav struct g_raid_md_object *md; 1226219974Smav struct g_raid_md_intel_object *mdi; 1227219974Smav struct intel_raid_conf *pdmeta; 1228219974Smav struct g_raid_md_intel_perdisk *pd; 1229219974Smav 1230219974Smav sc = disk->d_softc; 1231219974Smav md = sc->sc_md; 1232219974Smav mdi = (struct g_raid_md_intel_object *)md; 1233219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1234219974Smav pdmeta = pd->pd_meta; 1235219974Smav 1236219974Smav if (mdi->mdio_started) { 1237219974Smav if (g_raid_md_intel_start_disk(disk)) 1238219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1239219974Smav } else { 1240219974Smav /* If we haven't started yet - check metadata freshness. */ 1241219974Smav if (mdi->mdio_meta == NULL || 1242219974Smav ((int32_t)(pdmeta->generation - mdi->mdio_generation)) > 0) { 1243219974Smav G_RAID_DEBUG1(1, sc, "Newer disk"); 1244219974Smav if (mdi->mdio_meta != NULL) 1245219974Smav free(mdi->mdio_meta, M_MD_INTEL); 1246219974Smav mdi->mdio_meta = intel_meta_copy(pdmeta); 1247219974Smav mdi->mdio_generation = mdi->mdio_meta->generation; 1248219974Smav mdi->mdio_disks_present = 1; 1249219974Smav } else if (pdmeta->generation == mdi->mdio_generation) { 1250219974Smav mdi->mdio_disks_present++; 1251219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)", 1252219974Smav mdi->mdio_disks_present, 1253219974Smav mdi->mdio_meta->total_disks); 1254219974Smav } else { 1255219974Smav G_RAID_DEBUG1(1, sc, "Older disk"); 1256219974Smav } 1257219974Smav /* If we collected all needed disks - start array. */ 1258219974Smav if (mdi->mdio_disks_present == mdi->mdio_meta->total_disks) 1259219974Smav g_raid_md_intel_start(sc); 1260219974Smav } 1261219974Smav} 1262219974Smav 1263219974Smavstatic void 1264219974Smavg_raid_intel_go(void *arg) 1265219974Smav{ 1266219974Smav struct g_raid_softc *sc; 1267219974Smav struct g_raid_md_object *md; 1268219974Smav struct g_raid_md_intel_object *mdi; 1269219974Smav 1270219974Smav sc = arg; 1271219974Smav md = sc->sc_md; 1272219974Smav mdi = (struct g_raid_md_intel_object *)md; 1273219974Smav if (!mdi->mdio_started) { 1274219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 1275219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 1276219974Smav } 1277219974Smav} 1278219974Smav 1279219974Smavstatic int 1280219974Smavg_raid_md_create_intel(struct g_raid_md_object *md, struct g_class *mp, 1281219974Smav struct g_geom **gp) 1282219974Smav{ 1283219974Smav struct g_raid_softc *sc; 1284219974Smav struct g_raid_md_intel_object *mdi; 1285219974Smav char name[16]; 1286219974Smav 1287219974Smav mdi = (struct g_raid_md_intel_object *)md; 1288219974Smav mdi->mdio_config_id = arc4random(); 1289219974Smav mdi->mdio_generation = 0; 1290219974Smav snprintf(name, sizeof(name), "Intel-%08x", mdi->mdio_config_id); 1291219974Smav sc = g_raid_create_node(mp, name, md); 1292219974Smav if (sc == NULL) 1293219974Smav return (G_RAID_MD_TASTE_FAIL); 1294219974Smav md->mdo_softc = sc; 1295219974Smav *gp = sc->sc_geom; 1296219974Smav return (G_RAID_MD_TASTE_NEW); 1297219974Smav} 1298219974Smav 1299219974Smav/* 1300219974Smav * Return the last N characters of the serial label. The Linux and 1301219974Smav * ataraid(7) code always uses the last 16 characters of the label to 1302219974Smav * store into the Intel meta format. Generalize this to N characters 1303219974Smav * since that's easy. Labels can be up to 20 characters for SATA drives 1304219974Smav * and up 251 characters for SAS drives. Since intel controllers don't 1305219974Smav * support SAS drives, just stick with the SATA limits for stack friendliness. 1306219974Smav */ 1307219974Smavstatic int 1308219974Smavg_raid_md_get_label(struct g_consumer *cp, char *serial, int serlen) 1309219974Smav{ 1310219974Smav char serial_buffer[24]; 1311219974Smav int len, error; 1312219974Smav 1313219974Smav len = sizeof(serial_buffer); 1314219974Smav error = g_io_getattr("GEOM::ident", cp, &len, serial_buffer); 1315219974Smav if (error != 0) 1316219974Smav return (error); 1317219974Smav len = strlen(serial_buffer); 1318219974Smav if (len > serlen) 1319219974Smav len -= serlen; 1320219974Smav else 1321219974Smav len = 0; 1322219974Smav strncpy(serial, serial_buffer + len, serlen); 1323219974Smav return (0); 1324219974Smav} 1325219974Smav 1326219974Smavstatic int 1327219974Smavg_raid_md_taste_intel(struct g_raid_md_object *md, struct g_class *mp, 1328219974Smav struct g_consumer *cp, struct g_geom **gp) 1329219974Smav{ 1330219974Smav struct g_consumer *rcp; 1331219974Smav struct g_provider *pp; 1332219974Smav struct g_raid_md_intel_object *mdi, *mdi1; 1333219974Smav struct g_raid_softc *sc; 1334219974Smav struct g_raid_disk *disk; 1335219974Smav struct intel_raid_conf *meta; 1336219974Smav struct g_raid_md_intel_perdisk *pd; 1337219974Smav struct g_geom *geom; 1338219974Smav int error, disk_pos, result, spare, len; 1339219974Smav char serial[INTEL_SERIAL_LEN]; 1340219974Smav char name[16]; 1341219974Smav uint16_t vendor; 1342219974Smav 1343219974Smav G_RAID_DEBUG(1, "Tasting Intel on %s", cp->provider->name); 1344219974Smav mdi = (struct g_raid_md_intel_object *)md; 1345219974Smav pp = cp->provider; 1346219974Smav 1347219974Smav /* Read metadata from device. */ 1348219974Smav meta = NULL; 1349219974Smav vendor = 0xffff; 1350219974Smav disk_pos = 0; 1351219974Smav if (g_access(cp, 1, 0, 0) != 0) 1352219974Smav return (G_RAID_MD_TASTE_FAIL); 1353219974Smav g_topology_unlock(); 1354219974Smav error = g_raid_md_get_label(cp, serial, sizeof(serial)); 1355219974Smav if (error != 0) { 1356219974Smav G_RAID_DEBUG(1, "Cannot get serial number from %s (error=%d).", 1357219974Smav pp->name, error); 1358219974Smav goto fail2; 1359219974Smav } 1360219974Smav len = 2; 1361219974Smav if (pp->geom->rank == 1) 1362219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 1363219974Smav meta = intel_meta_read(cp); 1364219974Smav g_topology_lock(); 1365219974Smav g_access(cp, -1, 0, 0); 1366219974Smav if (meta == NULL) { 1367219974Smav if (g_raid_aggressive_spare) { 1368229301Smav if (vendor != 0x8086) { 1369219974Smav G_RAID_DEBUG(1, 1370229301Smav "Intel vendor mismatch 0x%04x != 0x8086", 1371229301Smav vendor); 1372229301Smav } else { 1373229301Smav G_RAID_DEBUG(1, 1374219974Smav "No Intel metadata, forcing spare."); 1375219974Smav spare = 2; 1376219974Smav goto search; 1377219974Smav } 1378219974Smav } 1379219974Smav return (G_RAID_MD_TASTE_FAIL); 1380219974Smav } 1381219974Smav 1382219974Smav /* Check this disk position in obtained metadata. */ 1383219974Smav disk_pos = intel_meta_find_disk(meta, serial); 1384219974Smav if (disk_pos < 0) { 1385219974Smav G_RAID_DEBUG(1, "Intel serial '%s' not found", serial); 1386219974Smav goto fail1; 1387219974Smav } 1388230244Sjimharris if (intel_get_disk_sectors(&meta->disk[disk_pos]) != 1389219974Smav (pp->mediasize / pp->sectorsize)) { 1390229301Smav G_RAID_DEBUG(1, "Intel size mismatch %ju != %ju", 1391230244Sjimharris intel_get_disk_sectors(&meta->disk[disk_pos]), 1392229301Smav (off_t)(pp->mediasize / pp->sectorsize)); 1393219974Smav goto fail1; 1394219974Smav } 1395219974Smav 1396219974Smav G_RAID_DEBUG(1, "Intel disk position %d", disk_pos); 1397219974Smav spare = meta->disk[disk_pos].flags & INTEL_F_SPARE; 1398219974Smav 1399219974Smavsearch: 1400219974Smav /* Search for matching node. */ 1401219974Smav sc = NULL; 1402219974Smav mdi1 = NULL; 1403219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 1404219974Smav sc = geom->softc; 1405219974Smav if (sc == NULL) 1406219974Smav continue; 1407219974Smav if (sc->sc_stopping != 0) 1408219974Smav continue; 1409219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 1410219974Smav continue; 1411219974Smav mdi1 = (struct g_raid_md_intel_object *)sc->sc_md; 1412219974Smav if (spare) { 1413219974Smav if (mdi1->mdio_incomplete) 1414219974Smav break; 1415219974Smav } else { 1416219974Smav if (mdi1->mdio_config_id == meta->config_id) 1417219974Smav break; 1418219974Smav } 1419219974Smav } 1420219974Smav 1421219974Smav /* Found matching node. */ 1422219974Smav if (geom != NULL) { 1423219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 1424219974Smav result = G_RAID_MD_TASTE_EXISTING; 1425219974Smav 1426219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 1427219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 1428219974Smav goto fail1; 1429219974Smav 1430219974Smav } else { /* Not found matching node -- create one. */ 1431219974Smav result = G_RAID_MD_TASTE_NEW; 1432219974Smav mdi->mdio_config_id = meta->config_id; 1433219974Smav snprintf(name, sizeof(name), "Intel-%08x", meta->config_id); 1434219974Smav sc = g_raid_create_node(mp, name, md); 1435219974Smav md->mdo_softc = sc; 1436219974Smav geom = sc->sc_geom; 1437219974Smav callout_init(&mdi->mdio_start_co, 1); 1438219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 1439219974Smav g_raid_intel_go, sc); 1440219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-Intel"); 1441219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 1442219974Smav } 1443219974Smav 1444219974Smav rcp = g_new_consumer(geom); 1445219974Smav g_attach(rcp, pp); 1446219974Smav if (g_access(rcp, 1, 1, 1) != 0) 1447219974Smav ; //goto fail1; 1448219974Smav 1449219974Smav g_topology_unlock(); 1450219974Smav sx_xlock(&sc->sc_lock); 1451219974Smav 1452219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1453219974Smav pd->pd_meta = meta; 1454219974Smav pd->pd_disk_pos = -1; 1455219974Smav if (spare == 2) { 1456219974Smav memcpy(&pd->pd_disk_meta.serial[0], serial, INTEL_SERIAL_LEN); 1457230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1458230244Sjimharris pp->mediasize / pp->sectorsize); 1459219974Smav pd->pd_disk_meta.id = 0; 1460219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 1461219974Smav } else { 1462219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1463219974Smav } 1464219974Smav disk = g_raid_create_disk(sc); 1465219974Smav disk->d_md_data = (void *)pd; 1466219974Smav disk->d_consumer = rcp; 1467219974Smav rcp->private = disk; 1468219974Smav 1469243678Smav g_raid_get_disk_info(disk); 1470219974Smav 1471219974Smav g_raid_md_intel_new_disk(disk); 1472219974Smav 1473219974Smav sx_xunlock(&sc->sc_lock); 1474219974Smav g_topology_lock(); 1475219974Smav *gp = geom; 1476219974Smav return (result); 1477219974Smavfail2: 1478219974Smav g_topology_lock(); 1479219974Smav g_access(cp, -1, 0, 0); 1480219974Smavfail1: 1481219974Smav free(meta, M_MD_INTEL); 1482219974Smav return (G_RAID_MD_TASTE_FAIL); 1483219974Smav} 1484219974Smav 1485219974Smavstatic int 1486219974Smavg_raid_md_event_intel(struct g_raid_md_object *md, 1487219974Smav struct g_raid_disk *disk, u_int event) 1488219974Smav{ 1489219974Smav struct g_raid_softc *sc; 1490219974Smav struct g_raid_subdisk *sd; 1491219974Smav struct g_raid_md_intel_object *mdi; 1492219974Smav struct g_raid_md_intel_perdisk *pd; 1493219974Smav 1494219974Smav sc = md->mdo_softc; 1495219974Smav mdi = (struct g_raid_md_intel_object *)md; 1496219974Smav if (disk == NULL) { 1497219974Smav switch (event) { 1498219974Smav case G_RAID_NODE_E_START: 1499219974Smav if (!mdi->mdio_started) 1500219974Smav g_raid_md_intel_start(sc); 1501219974Smav return (0); 1502219974Smav } 1503219974Smav return (-1); 1504219974Smav } 1505219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1506219974Smav switch (event) { 1507219974Smav case G_RAID_DISK_E_DISCONNECTED: 1508219974Smav /* If disk was assigned, just update statuses. */ 1509219974Smav if (pd->pd_disk_pos >= 0) { 1510219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1511219974Smav if (disk->d_consumer) { 1512219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 1513219974Smav disk->d_consumer = NULL; 1514219974Smav } 1515219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1516219974Smav g_raid_change_subdisk_state(sd, 1517219974Smav G_RAID_SUBDISK_S_NONE); 1518219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1519219974Smav G_RAID_EVENT_SUBDISK); 1520219974Smav } 1521219974Smav } else { 1522219974Smav /* Otherwise -- delete. */ 1523219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1524219974Smav g_raid_destroy_disk(disk); 1525219974Smav } 1526219974Smav 1527219974Smav /* Write updated metadata to all disks. */ 1528219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1529219974Smav 1530219974Smav /* Check if anything left except placeholders. */ 1531219974Smav if (g_raid_ndisks(sc, -1) == 1532219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1533219974Smav g_raid_destroy_node(sc, 0); 1534219974Smav else 1535219974Smav g_raid_md_intel_refill(sc); 1536219974Smav return (0); 1537219974Smav } 1538219974Smav return (-2); 1539219974Smav} 1540219974Smav 1541219974Smavstatic int 1542219974Smavg_raid_md_ctl_intel(struct g_raid_md_object *md, 1543219974Smav struct gctl_req *req) 1544219974Smav{ 1545219974Smav struct g_raid_softc *sc; 1546219974Smav struct g_raid_volume *vol, *vol1; 1547219974Smav struct g_raid_subdisk *sd; 1548219974Smav struct g_raid_disk *disk; 1549219974Smav struct g_raid_md_intel_object *mdi; 1550246168Smav struct g_raid_md_intel_pervolume *pv; 1551219974Smav struct g_raid_md_intel_perdisk *pd; 1552219974Smav struct g_consumer *cp; 1553219974Smav struct g_provider *pp; 1554219974Smav char arg[16], serial[INTEL_SERIAL_LEN]; 1555242649Smav const char *nodename, *verb, *volname, *levelname, *diskname; 1556219974Smav char *tmp; 1557219974Smav int *nargs, *force; 1558230244Sjimharris off_t off, size, sectorsize, strip, disk_sectors; 1559219974Smav intmax_t *sizearg, *striparg; 1560219974Smav int numdisks, i, len, level, qual, update; 1561219974Smav int error; 1562219974Smav 1563219974Smav sc = md->mdo_softc; 1564219974Smav mdi = (struct g_raid_md_intel_object *)md; 1565219974Smav verb = gctl_get_param(req, "verb", NULL); 1566219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1567219974Smav error = 0; 1568219974Smav if (strcmp(verb, "label") == 0) { 1569219974Smav 1570219974Smav if (*nargs < 4) { 1571219974Smav gctl_error(req, "Invalid number of arguments."); 1572219974Smav return (-1); 1573219974Smav } 1574219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1575219974Smav if (volname == NULL) { 1576219974Smav gctl_error(req, "No volume name."); 1577219974Smav return (-2); 1578219974Smav } 1579219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1580219974Smav if (levelname == NULL) { 1581219974Smav gctl_error(req, "No RAID level."); 1582219974Smav return (-3); 1583219974Smav } 1584235874Smav if (strcasecmp(levelname, "RAID5") == 0) 1585235874Smav levelname = "RAID5-LA"; 1586219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1587219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1588219974Smav return (-4); 1589219974Smav } 1590219974Smav numdisks = *nargs - 3; 1591219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1592219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1593219974Smav force ? *force : 0)) { 1594219974Smav gctl_error(req, "Unsupported RAID level " 1595219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1596219974Smav level, qual, numdisks); 1597219974Smav return (-5); 1598219974Smav } 1599219974Smav 1600219974Smav /* Search for disks, connect them and probe. */ 1601219974Smav size = 0x7fffffffffffffffllu; 1602219974Smav sectorsize = 0; 1603219974Smav for (i = 0; i < numdisks; i++) { 1604219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1605219974Smav diskname = gctl_get_asciiparam(req, arg); 1606219974Smav if (diskname == NULL) { 1607219974Smav gctl_error(req, "No disk name (%s).", arg); 1608219974Smav error = -6; 1609219974Smav break; 1610219974Smav } 1611219974Smav if (strcmp(diskname, "NONE") == 0) { 1612219974Smav cp = NULL; 1613219974Smav pp = NULL; 1614219974Smav } else { 1615219974Smav g_topology_lock(); 1616219974Smav cp = g_raid_open_consumer(sc, diskname); 1617219974Smav if (cp == NULL) { 1618219974Smav gctl_error(req, "Can't open disk '%s'.", 1619219974Smav diskname); 1620219974Smav g_topology_unlock(); 1621220210Smav error = -7; 1622219974Smav break; 1623219974Smav } 1624219974Smav pp = cp->provider; 1625219974Smav } 1626219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1627219974Smav pd->pd_disk_pos = i; 1628219974Smav disk = g_raid_create_disk(sc); 1629219974Smav disk->d_md_data = (void *)pd; 1630219974Smav disk->d_consumer = cp; 1631219974Smav if (cp == NULL) { 1632219974Smav strcpy(&pd->pd_disk_meta.serial[0], "NONE"); 1633219974Smav pd->pd_disk_meta.id = 0xffffffff; 1634219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 1635219974Smav continue; 1636219974Smav } 1637219974Smav cp->private = disk; 1638219974Smav g_topology_unlock(); 1639219974Smav 1640219974Smav error = g_raid_md_get_label(cp, 1641219974Smav &pd->pd_disk_meta.serial[0], INTEL_SERIAL_LEN); 1642219974Smav if (error != 0) { 1643219974Smav gctl_error(req, 1644219974Smav "Can't get serial for provider '%s'.", 1645219974Smav diskname); 1646219974Smav error = -8; 1647219974Smav break; 1648219974Smav } 1649219974Smav 1650243678Smav g_raid_get_disk_info(disk); 1651219974Smav 1652230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1653230244Sjimharris pp->mediasize / pp->sectorsize); 1654219974Smav if (size > pp->mediasize) 1655219974Smav size = pp->mediasize; 1656219974Smav if (sectorsize < pp->sectorsize) 1657219974Smav sectorsize = pp->sectorsize; 1658219974Smav pd->pd_disk_meta.id = 0; 1659219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED | INTEL_F_ONLINE; 1660219974Smav } 1661219974Smav if (error != 0) 1662219974Smav return (error); 1663219974Smav 1664220210Smav if (sectorsize <= 0) { 1665220210Smav gctl_error(req, "Can't get sector size."); 1666220210Smav return (-8); 1667220210Smav } 1668220210Smav 1669219974Smav /* Reserve some space for metadata. */ 1670219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1671219974Smav 1672219974Smav /* Handle size argument. */ 1673219974Smav len = sizeof(*sizearg); 1674219974Smav sizearg = gctl_get_param(req, "size", &len); 1675219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1676219974Smav *sizearg > 0) { 1677219974Smav if (*sizearg > size) { 1678219974Smav gctl_error(req, "Size too big %lld > %lld.", 1679219974Smav (long long)*sizearg, (long long)size); 1680219974Smav return (-9); 1681219974Smav } 1682219974Smav size = *sizearg; 1683219974Smav } 1684219974Smav 1685219974Smav /* Handle strip argument. */ 1686219974Smav strip = 131072; 1687219974Smav len = sizeof(*striparg); 1688219974Smav striparg = gctl_get_param(req, "strip", &len); 1689219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1690219974Smav *striparg > 0) { 1691219974Smav if (*striparg < sectorsize) { 1692219974Smav gctl_error(req, "Strip size too small."); 1693219974Smav return (-10); 1694219974Smav } 1695219974Smav if (*striparg % sectorsize != 0) { 1696219974Smav gctl_error(req, "Incorrect strip size."); 1697219974Smav return (-11); 1698219974Smav } 1699219974Smav if (strip > 65535 * sectorsize) { 1700219974Smav gctl_error(req, "Strip size too big."); 1701219974Smav return (-12); 1702219974Smav } 1703219974Smav strip = *striparg; 1704219974Smav } 1705219974Smav 1706219974Smav /* Round size down to strip or sector. */ 1707219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1708219974Smav size -= (size % sectorsize); 1709219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1710219974Smav (numdisks & 1) != 0) 1711219974Smav size -= (size % (2 * strip)); 1712219974Smav else 1713219974Smav size -= (size % strip); 1714219974Smav if (size <= 0) { 1715219974Smav gctl_error(req, "Size too small."); 1716219974Smav return (-13); 1717219974Smav } 1718219974Smav 1719219974Smav /* We have all we need, create things: volume, ... */ 1720219974Smav mdi->mdio_started = 1; 1721219974Smav vol = g_raid_create_volume(sc, volname, -1); 1722246168Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 1723246168Smav pv->pv_volume_pos = 0; 1724246168Smav vol->v_md_data = pv; 1725219974Smav vol->v_raid_level = level; 1726235874Smav vol->v_raid_level_qualifier = qual; 1727219974Smav vol->v_strip_size = strip; 1728219974Smav vol->v_disks_count = numdisks; 1729219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1730219974Smav vol->v_mediasize = size * numdisks; 1731219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1732219974Smav vol->v_mediasize = size; 1733219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1734219974Smav vol->v_mediasize = size * (numdisks - 1); 1735219974Smav else { /* RAID1E */ 1736219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1737219974Smav strip; 1738219974Smav } 1739219974Smav vol->v_sectorsize = sectorsize; 1740219974Smav g_raid_start_volume(vol); 1741219974Smav 1742219974Smav /* , and subdisks. */ 1743219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1744219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1745219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1746219974Smav sd->sd_disk = disk; 1747219974Smav sd->sd_offset = 0; 1748219974Smav sd->sd_size = size; 1749219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1750219974Smav if (sd->sd_disk->d_consumer != NULL) { 1751219974Smav g_raid_change_disk_state(disk, 1752219974Smav G_RAID_DISK_S_ACTIVE); 1753235874Smav if (level == G_RAID_VOLUME_RL_RAID5) 1754235874Smav g_raid_change_subdisk_state(sd, 1755235874Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1756235874Smav else 1757235874Smav g_raid_change_subdisk_state(sd, 1758235874Smav G_RAID_SUBDISK_S_ACTIVE); 1759219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1760219974Smav G_RAID_EVENT_SUBDISK); 1761219974Smav } else { 1762219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1763219974Smav } 1764219974Smav } 1765219974Smav 1766219974Smav /* Write metadata based on created entities. */ 1767219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1768219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1769219974Smav 1770219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1771219974Smav g_raid_md_intel_refill(sc); 1772219974Smav 1773219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1774219974Smav G_RAID_EVENT_VOLUME); 1775219974Smav return (0); 1776219974Smav } 1777219974Smav if (strcmp(verb, "add") == 0) { 1778219974Smav 1779219974Smav if (*nargs != 3) { 1780219974Smav gctl_error(req, "Invalid number of arguments."); 1781219974Smav return (-1); 1782219974Smav } 1783219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1784219974Smav if (volname == NULL) { 1785219974Smav gctl_error(req, "No volume name."); 1786219974Smav return (-2); 1787219974Smav } 1788219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1789219974Smav if (levelname == NULL) { 1790219974Smav gctl_error(req, "No RAID level."); 1791219974Smav return (-3); 1792219974Smav } 1793235874Smav if (strcasecmp(levelname, "RAID5") == 0) 1794235874Smav levelname = "RAID5-LA"; 1795219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1796219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1797219974Smav return (-4); 1798219974Smav } 1799219974Smav 1800219974Smav /* Look for existing volumes. */ 1801219974Smav i = 0; 1802219974Smav vol1 = NULL; 1803219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1804219974Smav vol1 = vol; 1805219974Smav i++; 1806219974Smav } 1807219974Smav if (i > 1) { 1808219974Smav gctl_error(req, "Maximum two volumes supported."); 1809219974Smav return (-6); 1810219974Smav } 1811219974Smav if (vol1 == NULL) { 1812219974Smav gctl_error(req, "At least one volume must exist."); 1813219974Smav return (-7); 1814219974Smav } 1815219974Smav 1816219974Smav numdisks = vol1->v_disks_count; 1817219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1818219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1819219974Smav force ? *force : 0)) { 1820219974Smav gctl_error(req, "Unsupported RAID level " 1821219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1822219974Smav level, qual, numdisks); 1823219974Smav return (-5); 1824219974Smav } 1825219974Smav 1826219974Smav /* Collect info about present disks. */ 1827219974Smav size = 0x7fffffffffffffffllu; 1828219974Smav sectorsize = 512; 1829219974Smav for (i = 0; i < numdisks; i++) { 1830219974Smav disk = vol1->v_subdisks[i].sd_disk; 1831219974Smav pd = (struct g_raid_md_intel_perdisk *) 1832219974Smav disk->d_md_data; 1833230244Sjimharris disk_sectors = 1834230244Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 1835230244Sjimharris 1836230244Sjimharris if (disk_sectors * 512 < size) 1837230244Sjimharris size = disk_sectors * 512; 1838219974Smav if (disk->d_consumer != NULL && 1839219974Smav disk->d_consumer->provider != NULL && 1840219974Smav disk->d_consumer->provider->sectorsize > 1841219974Smav sectorsize) { 1842219974Smav sectorsize = 1843219974Smav disk->d_consumer->provider->sectorsize; 1844219974Smav } 1845219974Smav } 1846219974Smav 1847219974Smav /* Reserve some space for metadata. */ 1848219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1849219974Smav 1850219974Smav /* Decide insert before or after. */ 1851219974Smav sd = &vol1->v_subdisks[0]; 1852219974Smav if (sd->sd_offset > 1853219974Smav size - (sd->sd_offset + sd->sd_size)) { 1854219974Smav off = 0; 1855219974Smav size = sd->sd_offset; 1856219974Smav } else { 1857219974Smav off = sd->sd_offset + sd->sd_size; 1858219974Smav size = size - (sd->sd_offset + sd->sd_size); 1859219974Smav } 1860219974Smav 1861219974Smav /* Handle strip argument. */ 1862219974Smav strip = 131072; 1863219974Smav len = sizeof(*striparg); 1864219974Smav striparg = gctl_get_param(req, "strip", &len); 1865219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1866219974Smav *striparg > 0) { 1867219974Smav if (*striparg < sectorsize) { 1868219974Smav gctl_error(req, "Strip size too small."); 1869219974Smav return (-10); 1870219974Smav } 1871219974Smav if (*striparg % sectorsize != 0) { 1872219974Smav gctl_error(req, "Incorrect strip size."); 1873219974Smav return (-11); 1874219974Smav } 1875219974Smav if (strip > 65535 * sectorsize) { 1876219974Smav gctl_error(req, "Strip size too big."); 1877219974Smav return (-12); 1878219974Smav } 1879219974Smav strip = *striparg; 1880219974Smav } 1881219974Smav 1882219974Smav /* Round offset up to strip. */ 1883219974Smav if (off % strip != 0) { 1884219974Smav size -= strip - off % strip; 1885219974Smav off += strip - off % strip; 1886219974Smav } 1887219974Smav 1888219974Smav /* Handle size argument. */ 1889219974Smav len = sizeof(*sizearg); 1890219974Smav sizearg = gctl_get_param(req, "size", &len); 1891219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1892219974Smav *sizearg > 0) { 1893219974Smav if (*sizearg > size) { 1894219974Smav gctl_error(req, "Size too big %lld > %lld.", 1895219974Smav (long long)*sizearg, (long long)size); 1896219974Smav return (-9); 1897219974Smav } 1898219974Smav size = *sizearg; 1899219974Smav } 1900219974Smav 1901219974Smav /* Round size down to strip or sector. */ 1902219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1903219974Smav size -= (size % sectorsize); 1904219974Smav else 1905219974Smav size -= (size % strip); 1906219974Smav if (size <= 0) { 1907219974Smav gctl_error(req, "Size too small."); 1908219974Smav return (-13); 1909219974Smav } 1910219974Smav if (size > 0xffffffffllu * sectorsize) { 1911219974Smav gctl_error(req, "Size too big."); 1912219974Smav return (-14); 1913219974Smav } 1914219974Smav 1915219974Smav /* We have all we need, create things: volume, ... */ 1916219974Smav vol = g_raid_create_volume(sc, volname, -1); 1917246168Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 1918246168Smav pv->pv_volume_pos = i; 1919246168Smav vol->v_md_data = pv; 1920219974Smav vol->v_raid_level = level; 1921235874Smav vol->v_raid_level_qualifier = qual; 1922219974Smav vol->v_strip_size = strip; 1923219974Smav vol->v_disks_count = numdisks; 1924219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1925219974Smav vol->v_mediasize = size * numdisks; 1926219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1927219974Smav vol->v_mediasize = size; 1928219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1929219974Smav vol->v_mediasize = size * (numdisks - 1); 1930219974Smav else { /* RAID1E */ 1931219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1932219974Smav strip; 1933219974Smav } 1934219974Smav vol->v_sectorsize = sectorsize; 1935219974Smav g_raid_start_volume(vol); 1936219974Smav 1937219974Smav /* , and subdisks. */ 1938219974Smav for (i = 0; i < numdisks; i++) { 1939219974Smav disk = vol1->v_subdisks[i].sd_disk; 1940219974Smav sd = &vol->v_subdisks[i]; 1941219974Smav sd->sd_disk = disk; 1942219974Smav sd->sd_offset = off; 1943219974Smav sd->sd_size = size; 1944219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1945219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 1946235874Smav if (level == G_RAID_VOLUME_RL_RAID5) 1947235874Smav g_raid_change_subdisk_state(sd, 1948235874Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1949235874Smav else 1950235874Smav g_raid_change_subdisk_state(sd, 1951235874Smav G_RAID_SUBDISK_S_ACTIVE); 1952219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1953219974Smav G_RAID_EVENT_SUBDISK); 1954219974Smav } 1955219974Smav } 1956219974Smav 1957219974Smav /* Write metadata based on created entities. */ 1958219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1959219974Smav 1960219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1961219974Smav G_RAID_EVENT_VOLUME); 1962219974Smav return (0); 1963219974Smav } 1964219974Smav if (strcmp(verb, "delete") == 0) { 1965219974Smav 1966242649Smav nodename = gctl_get_asciiparam(req, "arg0"); 1967242649Smav if (nodename != NULL && strcasecmp(sc->sc_name, nodename) != 0) 1968242649Smav nodename = NULL; 1969242649Smav 1970219974Smav /* Full node destruction. */ 1971242649Smav if (*nargs == 1 && nodename != NULL) { 1972219974Smav /* Check if some volume is still open. */ 1973219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1974219974Smav if (force != NULL && *force == 0 && 1975219974Smav g_raid_nopens(sc) != 0) { 1976219974Smav gctl_error(req, "Some volume is still open."); 1977219974Smav return (-4); 1978219974Smav } 1979219974Smav 1980219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1981219974Smav if (disk->d_consumer) 1982219974Smav intel_meta_erase(disk->d_consumer); 1983219974Smav } 1984219974Smav g_raid_destroy_node(sc, 0); 1985219974Smav return (0); 1986219974Smav } 1987219974Smav 1988219974Smav /* Destroy specified volume. If it was last - all node. */ 1989242649Smav if (*nargs > 2) { 1990219974Smav gctl_error(req, "Invalid number of arguments."); 1991219974Smav return (-1); 1992219974Smav } 1993242649Smav volname = gctl_get_asciiparam(req, 1994242649Smav nodename != NULL ? "arg1" : "arg0"); 1995219974Smav if (volname == NULL) { 1996219974Smav gctl_error(req, "No volume name."); 1997219974Smav return (-2); 1998219974Smav } 1999219974Smav 2000219974Smav /* Search for volume. */ 2001219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2002219974Smav if (strcmp(vol->v_name, volname) == 0) 2003219974Smav break; 2004242649Smav pp = vol->v_provider; 2005242649Smav if (pp == NULL) 2006242649Smav continue; 2007242649Smav if (strcmp(pp->name, volname) == 0) 2008242649Smav break; 2009242649Smav if (strncmp(pp->name, "raid/", 5) == 0 && 2010242649Smav strcmp(pp->name + 5, volname) == 0) 2011242649Smav break; 2012219974Smav } 2013219974Smav if (vol == NULL) { 2014219974Smav i = strtol(volname, &tmp, 10); 2015219974Smav if (verb != volname && tmp[0] == 0) { 2016219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2017219974Smav if (vol->v_global_id == i) 2018219974Smav break; 2019219974Smav } 2020219974Smav } 2021219974Smav } 2022219974Smav if (vol == NULL) { 2023219974Smav gctl_error(req, "Volume '%s' not found.", volname); 2024219974Smav return (-3); 2025219974Smav } 2026219974Smav 2027219974Smav /* Check if volume is still open. */ 2028219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 2029219974Smav if (force != NULL && *force == 0 && 2030219974Smav vol->v_provider_open != 0) { 2031219974Smav gctl_error(req, "Volume is still open."); 2032219974Smav return (-4); 2033219974Smav } 2034219974Smav 2035219974Smav /* Destroy volume and potentially node. */ 2036219974Smav i = 0; 2037219974Smav TAILQ_FOREACH(vol1, &sc->sc_volumes, v_next) 2038219974Smav i++; 2039219974Smav if (i >= 2) { 2040219974Smav g_raid_destroy_volume(vol); 2041219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2042219974Smav } else { 2043219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2044219974Smav if (disk->d_consumer) 2045219974Smav intel_meta_erase(disk->d_consumer); 2046219974Smav } 2047219974Smav g_raid_destroy_node(sc, 0); 2048219974Smav } 2049219974Smav return (0); 2050219974Smav } 2051219974Smav if (strcmp(verb, "remove") == 0 || 2052219974Smav strcmp(verb, "fail") == 0) { 2053219974Smav if (*nargs < 2) { 2054219974Smav gctl_error(req, "Invalid number of arguments."); 2055219974Smav return (-1); 2056219974Smav } 2057219974Smav for (i = 1; i < *nargs; i++) { 2058219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2059219974Smav diskname = gctl_get_asciiparam(req, arg); 2060219974Smav if (diskname == NULL) { 2061219974Smav gctl_error(req, "No disk name (%s).", arg); 2062219974Smav error = -2; 2063219974Smav break; 2064219974Smav } 2065219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 2066219974Smav diskname += 5; 2067219974Smav 2068219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2069219974Smav if (disk->d_consumer != NULL && 2070219974Smav disk->d_consumer->provider != NULL && 2071219974Smav strcmp(disk->d_consumer->provider->name, 2072219974Smav diskname) == 0) 2073219974Smav break; 2074219974Smav } 2075219974Smav if (disk == NULL) { 2076219974Smav gctl_error(req, "Disk '%s' not found.", 2077219974Smav diskname); 2078219974Smav error = -3; 2079219974Smav break; 2080219974Smav } 2081219974Smav 2082219974Smav if (strcmp(verb, "fail") == 0) { 2083219974Smav g_raid_md_fail_disk_intel(md, NULL, disk); 2084219974Smav continue; 2085219974Smav } 2086219974Smav 2087219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2088219974Smav 2089219974Smav /* Erase metadata on deleting disk. */ 2090219974Smav intel_meta_erase(disk->d_consumer); 2091219974Smav 2092219974Smav /* If disk was assigned, just update statuses. */ 2093219974Smav if (pd->pd_disk_pos >= 0) { 2094219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 2095220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 2096220209Smav disk->d_consumer = NULL; 2097219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 2098219974Smav g_raid_change_subdisk_state(sd, 2099219974Smav G_RAID_SUBDISK_S_NONE); 2100219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 2101219974Smav G_RAID_EVENT_SUBDISK); 2102219974Smav } 2103219974Smav } else { 2104219974Smav /* Otherwise -- delete. */ 2105219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 2106219974Smav g_raid_destroy_disk(disk); 2107219974Smav } 2108219974Smav } 2109219974Smav 2110219974Smav /* Write updated metadata to remaining disks. */ 2111219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2112219974Smav 2113219974Smav /* Check if anything left except placeholders. */ 2114219974Smav if (g_raid_ndisks(sc, -1) == 2115219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2116219974Smav g_raid_destroy_node(sc, 0); 2117219974Smav else 2118219974Smav g_raid_md_intel_refill(sc); 2119219974Smav return (error); 2120219974Smav } 2121219974Smav if (strcmp(verb, "insert") == 0) { 2122219974Smav if (*nargs < 2) { 2123219974Smav gctl_error(req, "Invalid number of arguments."); 2124219974Smav return (-1); 2125219974Smav } 2126219974Smav update = 0; 2127219974Smav for (i = 1; i < *nargs; i++) { 2128219974Smav /* Get disk name. */ 2129219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2130219974Smav diskname = gctl_get_asciiparam(req, arg); 2131219974Smav if (diskname == NULL) { 2132219974Smav gctl_error(req, "No disk name (%s).", arg); 2133219974Smav error = -3; 2134219974Smav break; 2135219974Smav } 2136219974Smav 2137219974Smav /* Try to find provider with specified name. */ 2138219974Smav g_topology_lock(); 2139219974Smav cp = g_raid_open_consumer(sc, diskname); 2140219974Smav if (cp == NULL) { 2141219974Smav gctl_error(req, "Can't open disk '%s'.", 2142219974Smav diskname); 2143219974Smav g_topology_unlock(); 2144219974Smav error = -4; 2145219974Smav break; 2146219974Smav } 2147219974Smav pp = cp->provider; 2148219974Smav g_topology_unlock(); 2149219974Smav 2150219974Smav /* Read disk serial. */ 2151219974Smav error = g_raid_md_get_label(cp, 2152219974Smav &serial[0], INTEL_SERIAL_LEN); 2153219974Smav if (error != 0) { 2154219974Smav gctl_error(req, 2155219974Smav "Can't get serial for provider '%s'.", 2156219974Smav diskname); 2157219974Smav g_raid_kill_consumer(sc, cp); 2158219974Smav error = -7; 2159219974Smav break; 2160219974Smav } 2161219974Smav 2162219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 2163219974Smav pd->pd_disk_pos = -1; 2164219974Smav 2165219974Smav disk = g_raid_create_disk(sc); 2166219974Smav disk->d_consumer = cp; 2167219974Smav disk->d_md_data = (void *)pd; 2168219974Smav cp->private = disk; 2169219974Smav 2170243678Smav g_raid_get_disk_info(disk); 2171219974Smav 2172219974Smav memcpy(&pd->pd_disk_meta.serial[0], &serial[0], 2173219974Smav INTEL_SERIAL_LEN); 2174230244Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 2175230244Sjimharris pp->mediasize / pp->sectorsize); 2176219974Smav pd->pd_disk_meta.id = 0; 2177219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 2178219974Smav 2179219974Smav /* Welcome the "new" disk. */ 2180219974Smav update += g_raid_md_intel_start_disk(disk); 2181219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 2182219974Smav intel_meta_write_spare(cp, &pd->pd_disk_meta); 2183219974Smav g_raid_destroy_disk(disk); 2184219974Smav } else if (disk->d_state != G_RAID_DISK_S_ACTIVE) { 2185219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 2186219974Smav diskname); 2187219974Smav g_raid_destroy_disk(disk); 2188219974Smav error = -8; 2189219974Smav break; 2190219974Smav } 2191219974Smav } 2192219974Smav 2193219974Smav /* Write new metadata if we changed something. */ 2194219974Smav if (update) 2195219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2196219974Smav return (error); 2197219974Smav } 2198219974Smav return (-100); 2199219974Smav} 2200219974Smav 2201219974Smavstatic int 2202219974Smavg_raid_md_write_intel(struct g_raid_md_object *md, struct g_raid_volume *tvol, 2203219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2204219974Smav{ 2205219974Smav struct g_raid_softc *sc; 2206219974Smav struct g_raid_volume *vol; 2207219974Smav struct g_raid_subdisk *sd; 2208219974Smav struct g_raid_disk *disk; 2209219974Smav struct g_raid_md_intel_object *mdi; 2210246168Smav struct g_raid_md_intel_pervolume *pv; 2211219974Smav struct g_raid_md_intel_perdisk *pd; 2212219974Smav struct intel_raid_conf *meta; 2213219974Smav struct intel_raid_vol *mvol; 2214219974Smav struct intel_raid_map *mmap0, *mmap1; 2215219974Smav off_t sectorsize = 512, pos; 2216219974Smav const char *version, *cv; 2217219974Smav int vi, sdi, numdisks, len, state, stale; 2218219974Smav 2219219974Smav sc = md->mdo_softc; 2220219974Smav mdi = (struct g_raid_md_intel_object *)md; 2221219974Smav 2222219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 2223219974Smav return (0); 2224219974Smav 2225219974Smav /* Bump generation. Newly written metadata may differ from previous. */ 2226219974Smav mdi->mdio_generation++; 2227219974Smav 2228219974Smav /* Count number of disks. */ 2229219974Smav numdisks = 0; 2230219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2231219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2232219974Smav if (pd->pd_disk_pos < 0) 2233219974Smav continue; 2234219974Smav numdisks++; 2235219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 2236219974Smav pd->pd_disk_meta.flags = 2237219974Smav INTEL_F_ONLINE | INTEL_F_ASSIGNED; 2238219974Smav } else if (disk->d_state == G_RAID_DISK_S_FAILED) { 2239246168Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | 2240246168Smav INTEL_F_ASSIGNED; 2241246168Smav } else if (disk->d_state == G_RAID_DISK_S_DISABLED) { 2242246168Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | 2243246168Smav INTEL_F_ASSIGNED | INTEL_F_DISABLED; 2244219974Smav } else { 2245219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 2246219974Smav if (pd->pd_disk_meta.id != 0xffffffff) { 2247219974Smav pd->pd_disk_meta.id = 0xffffffff; 2248219974Smav len = strlen(pd->pd_disk_meta.serial); 2249219974Smav len = min(len, INTEL_SERIAL_LEN - 3); 2250219974Smav strcpy(pd->pd_disk_meta.serial + len, ":0"); 2251219974Smav } 2252219974Smav } 2253219974Smav } 2254219974Smav 2255219974Smav /* Fill anchor and disks. */ 2256219974Smav meta = malloc(INTEL_MAX_MD_SIZE(numdisks), 2257219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 2258220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 2259219974Smav meta->config_size = INTEL_MAX_MD_SIZE(numdisks); 2260219974Smav meta->config_id = mdi->mdio_config_id; 2261219974Smav meta->generation = mdi->mdio_generation; 2262219974Smav meta->attributes = INTEL_ATTR_CHECKSUM; 2263219974Smav meta->total_disks = numdisks; 2264219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2265219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2266219974Smav if (pd->pd_disk_pos < 0) 2267219974Smav continue; 2268219974Smav meta->disk[pd->pd_disk_pos] = pd->pd_disk_meta; 2269219974Smav } 2270219974Smav 2271219974Smav /* Fill volumes and maps. */ 2272219974Smav vi = 0; 2273219974Smav version = INTEL_VERSION_1000; 2274219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2275246168Smav pv = vol->v_md_data; 2276219974Smav if (vol->v_stopping) 2277219974Smav continue; 2278219974Smav mvol = intel_get_volume(meta, vi); 2279219974Smav 2280219974Smav /* New metadata may have different volumes order. */ 2281246168Smav pv->pv_volume_pos = vi; 2282219974Smav 2283219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2284219974Smav sd = &vol->v_subdisks[sdi]; 2285219974Smav if (sd->sd_disk != NULL) 2286219974Smav break; 2287219974Smav } 2288219974Smav if (sdi >= vol->v_disks_count) 2289219974Smav panic("No any filled subdisk in volume"); 2290219974Smav if (vol->v_mediasize >= 0x20000000000llu) 2291219974Smav meta->attributes |= INTEL_ATTR_2TB; 2292219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2293219974Smav meta->attributes |= INTEL_ATTR_RAID0; 2294219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2295219974Smav meta->attributes |= INTEL_ATTR_RAID1; 2296219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2297219974Smav meta->attributes |= INTEL_ATTR_RAID5; 2298219974Smav else 2299219974Smav meta->attributes |= INTEL_ATTR_RAID10; 2300219974Smav 2301219974Smav if (meta->attributes & INTEL_ATTR_2TB) 2302219974Smav cv = INTEL_VERSION_1300; 2303246168Smav else if (pv->pv_cng) 2304246168Smav cv = INTEL_VERSION_1206; 2305219974Smav else if (vol->v_disks_count > 4) 2306219974Smav cv = INTEL_VERSION_1204; 2307219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2308219974Smav cv = INTEL_VERSION_1202; 2309219974Smav else if (vol->v_disks_count > 2) 2310219974Smav cv = INTEL_VERSION_1201; 2311219974Smav else if (vi > 0) 2312219974Smav cv = INTEL_VERSION_1200; 2313219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2314219974Smav cv = INTEL_VERSION_1100; 2315219974Smav else 2316219974Smav cv = INTEL_VERSION_1000; 2317219974Smav if (strcmp(cv, version) > 0) 2318219974Smav version = cv; 2319219974Smav 2320219974Smav strlcpy(&mvol->name[0], vol->v_name, sizeof(mvol->name)); 2321219974Smav mvol->total_sectors = vol->v_mediasize / sectorsize; 2322246168Smav if (pv->pv_cng) { 2323246168Smav mvol->state |= INTEL_ST_CLONE_N_GO; 2324246168Smav if (pv->pv_cng_man_sync) 2325246168Smav mvol->state |= INTEL_ST_CLONE_MAN_SYNC; 2326246168Smav mvol->cng_master_disk = pv->pv_cng_master_disk; 2327246168Smav if (vol->v_subdisks[pv->pv_cng_master_disk].sd_state == 2328246168Smav G_RAID_SUBDISK_S_NONE) 2329246168Smav mvol->cng_state = INTEL_SNGST_MASTER_MISSING; 2330246168Smav else if (vol->v_state != G_RAID_VOLUME_S_OPTIMAL) 2331246168Smav mvol->cng_state = INTEL_SNGST_NEEDS_UPDATE; 2332246168Smav } 2333219974Smav 2334219974Smav /* Check for any recovery in progress. */ 2335219974Smav state = G_RAID_SUBDISK_S_ACTIVE; 2336219974Smav pos = 0x7fffffffffffffffllu; 2337219974Smav stale = 0; 2338219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2339219974Smav sd = &vol->v_subdisks[sdi]; 2340219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD) 2341219974Smav state = G_RAID_SUBDISK_S_REBUILD; 2342219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_RESYNC && 2343219974Smav state != G_RAID_SUBDISK_S_REBUILD) 2344219974Smav state = G_RAID_SUBDISK_S_RESYNC; 2345219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_STALE) 2346219974Smav stale = 1; 2347219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2348219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) && 2349219974Smav sd->sd_rebuild_pos < pos) 2350219974Smav pos = sd->sd_rebuild_pos; 2351219974Smav } 2352219974Smav if (state == G_RAID_SUBDISK_S_REBUILD) { 2353219974Smav mvol->migr_state = 1; 2354219974Smav mvol->migr_type = INTEL_MT_REBUILD; 2355219974Smav } else if (state == G_RAID_SUBDISK_S_RESYNC) { 2356219974Smav mvol->migr_state = 1; 2357219974Smav /* mvol->migr_type = INTEL_MT_REPAIR; */ 2358219974Smav mvol->migr_type = INTEL_MT_VERIFY; 2359219974Smav mvol->state |= INTEL_ST_VERIFY_AND_FIX; 2360219974Smav } else 2361219974Smav mvol->migr_state = 0; 2362219974Smav mvol->dirty = (vol->v_dirty || stale); 2363219974Smav 2364219974Smav mmap0 = intel_get_map(mvol, 0); 2365219974Smav 2366219974Smav /* Write map / common part of two maps. */ 2367230244Sjimharris intel_set_map_offset(mmap0, sd->sd_offset / sectorsize); 2368230244Sjimharris intel_set_map_disk_sectors(mmap0, sd->sd_size / sectorsize); 2369219974Smav mmap0->strip_sectors = vol->v_strip_size / sectorsize; 2370219974Smav if (vol->v_state == G_RAID_VOLUME_S_BROKEN) 2371219974Smav mmap0->status = INTEL_S_FAILURE; 2372219974Smav else if (vol->v_state == G_RAID_VOLUME_S_DEGRADED) 2373219974Smav mmap0->status = INTEL_S_DEGRADED; 2374235874Smav else if (g_raid_nsubdisks(vol, G_RAID_SUBDISK_S_UNINITIALIZED) 2375235874Smav == g_raid_nsubdisks(vol, -1)) 2376235874Smav mmap0->status = INTEL_S_UNINITIALIZED; 2377219974Smav else 2378219974Smav mmap0->status = INTEL_S_READY; 2379219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2380219974Smav mmap0->type = INTEL_T_RAID0; 2381219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1 || 2382219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2383219974Smav mmap0->type = INTEL_T_RAID1; 2384219974Smav else 2385219974Smav mmap0->type = INTEL_T_RAID5; 2386219974Smav mmap0->total_disks = vol->v_disks_count; 2387219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2388219974Smav mmap0->total_domains = vol->v_disks_count; 2389219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2390219974Smav mmap0->total_domains = 2; 2391219974Smav else 2392219974Smav mmap0->total_domains = 1; 2393230244Sjimharris intel_set_map_stripe_count(mmap0, 2394230244Sjimharris sd->sd_size / vol->v_strip_size / mmap0->total_domains); 2395219974Smav mmap0->failed_disk_num = 0xff; 2396219974Smav mmap0->ddf = 1; 2397219974Smav 2398219974Smav /* If there are two maps - copy common and update. */ 2399219974Smav if (mvol->migr_state) { 2400230244Sjimharris intel_set_vol_curr_migr_unit(mvol, 2401230244Sjimharris pos / vol->v_strip_size / mmap0->total_domains); 2402219974Smav mmap1 = intel_get_map(mvol, 1); 2403219974Smav memcpy(mmap1, mmap0, sizeof(struct intel_raid_map)); 2404219974Smav mmap0->status = INTEL_S_READY; 2405219974Smav } else 2406219974Smav mmap1 = NULL; 2407219974Smav 2408219974Smav /* Write disk indexes and put rebuild flags. */ 2409219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2410219974Smav sd = &vol->v_subdisks[sdi]; 2411219974Smav pd = (struct g_raid_md_intel_perdisk *) 2412219974Smav sd->sd_disk->d_md_data; 2413219974Smav mmap0->disk_idx[sdi] = pd->pd_disk_pos; 2414219974Smav if (mvol->migr_state) 2415219974Smav mmap1->disk_idx[sdi] = pd->pd_disk_pos; 2416219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2417219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) { 2418219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2419219974Smav } else if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE && 2420235874Smav sd->sd_state != G_RAID_SUBDISK_S_STALE && 2421235874Smav sd->sd_state != G_RAID_SUBDISK_S_UNINITIALIZED) { 2422219974Smav mmap0->disk_idx[sdi] |= INTEL_DI_RBLD; 2423219974Smav if (mvol->migr_state) 2424219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2425219974Smav } 2426219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_NONE || 2427246173Smav sd->sd_state == G_RAID_SUBDISK_S_FAILED || 2428246173Smav sd->sd_state == G_RAID_SUBDISK_S_REBUILD) && 2429219974Smav mmap0->failed_disk_num == 0xff) { 2430219974Smav mmap0->failed_disk_num = sdi; 2431219974Smav if (mvol->migr_state) 2432219974Smav mmap1->failed_disk_num = sdi; 2433219974Smav } 2434219974Smav } 2435219974Smav vi++; 2436219974Smav } 2437219974Smav meta->total_volumes = vi; 2438219974Smav if (strcmp(version, INTEL_VERSION_1300) != 0) 2439219974Smav meta->attributes &= INTEL_ATTR_CHECKSUM; 2440220209Smav memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000) - 1); 2441219974Smav 2442219974Smav /* We are done. Print meta data and store them to disks. */ 2443219974Smav g_raid_md_intel_print(meta); 2444219974Smav if (mdi->mdio_meta != NULL) 2445219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2446219974Smav mdi->mdio_meta = meta; 2447219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2448219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2449219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE) 2450219974Smav continue; 2451219974Smav if (pd->pd_meta != NULL) { 2452219974Smav free(pd->pd_meta, M_MD_INTEL); 2453219974Smav pd->pd_meta = NULL; 2454219974Smav } 2455219974Smav pd->pd_meta = intel_meta_copy(meta); 2456219974Smav intel_meta_write(disk->d_consumer, meta); 2457219974Smav } 2458219974Smav return (0); 2459219974Smav} 2460219974Smav 2461219974Smavstatic int 2462219974Smavg_raid_md_fail_disk_intel(struct g_raid_md_object *md, 2463219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2464219974Smav{ 2465219974Smav struct g_raid_softc *sc; 2466219974Smav struct g_raid_md_intel_object *mdi; 2467219974Smav struct g_raid_md_intel_perdisk *pd; 2468219974Smav struct g_raid_subdisk *sd; 2469219974Smav 2470219974Smav sc = md->mdo_softc; 2471219974Smav mdi = (struct g_raid_md_intel_object *)md; 2472219974Smav pd = (struct g_raid_md_intel_perdisk *)tdisk->d_md_data; 2473219974Smav 2474219974Smav /* We can't fail disk that is not a part of array now. */ 2475219974Smav if (pd->pd_disk_pos < 0) 2476219974Smav return (-1); 2477219974Smav 2478219974Smav /* 2479219974Smav * Mark disk as failed in metadata and try to write that metadata 2480219974Smav * to the disk itself to prevent it's later resurrection as STALE. 2481219974Smav */ 2482219974Smav mdi->mdio_meta->disk[pd->pd_disk_pos].flags = INTEL_F_FAILED; 2483219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED; 2484219974Smav g_raid_md_intel_print(mdi->mdio_meta); 2485219974Smav if (tdisk->d_consumer) 2486219974Smav intel_meta_write(tdisk->d_consumer, mdi->mdio_meta); 2487219974Smav 2488219974Smav /* Change states. */ 2489219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 2490219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 2491219974Smav g_raid_change_subdisk_state(sd, 2492219974Smav G_RAID_SUBDISK_S_FAILED); 2493219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 2494219974Smav G_RAID_EVENT_SUBDISK); 2495219974Smav } 2496219974Smav 2497219974Smav /* Write updated metadata to remaining disks. */ 2498219974Smav g_raid_md_write_intel(md, NULL, NULL, tdisk); 2499219974Smav 2500219974Smav /* Check if anything left except placeholders. */ 2501219974Smav if (g_raid_ndisks(sc, -1) == 2502219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2503219974Smav g_raid_destroy_node(sc, 0); 2504219974Smav else 2505219974Smav g_raid_md_intel_refill(sc); 2506219974Smav return (0); 2507219974Smav} 2508219974Smav 2509219974Smavstatic int 2510219974Smavg_raid_md_free_disk_intel(struct g_raid_md_object *md, 2511219974Smav struct g_raid_disk *disk) 2512219974Smav{ 2513219974Smav struct g_raid_md_intel_perdisk *pd; 2514219974Smav 2515219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2516219974Smav if (pd->pd_meta != NULL) { 2517219974Smav free(pd->pd_meta, M_MD_INTEL); 2518219974Smav pd->pd_meta = NULL; 2519219974Smav } 2520219974Smav free(pd, M_MD_INTEL); 2521219974Smav disk->d_md_data = NULL; 2522219974Smav return (0); 2523219974Smav} 2524219974Smav 2525219974Smavstatic int 2526246168Smavg_raid_md_free_volume_intel(struct g_raid_md_object *md, 2527246168Smav struct g_raid_volume *vol) 2528246168Smav{ 2529246168Smav struct g_raid_md_intel_pervolume *pv; 2530246168Smav 2531246168Smav pv = (struct g_raid_md_intel_pervolume *)vol->v_md_data; 2532246168Smav free(pv, M_MD_INTEL); 2533246168Smav vol->v_md_data = NULL; 2534246168Smav return (0); 2535246168Smav} 2536246168Smav 2537246168Smavstatic int 2538219974Smavg_raid_md_free_intel(struct g_raid_md_object *md) 2539219974Smav{ 2540219974Smav struct g_raid_md_intel_object *mdi; 2541219974Smav 2542219974Smav mdi = (struct g_raid_md_intel_object *)md; 2543219974Smav if (!mdi->mdio_started) { 2544219974Smav mdi->mdio_started = 0; 2545219974Smav callout_stop(&mdi->mdio_start_co); 2546219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 2547219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 2548219974Smav root_mount_rel(mdi->mdio_rootmount); 2549219974Smav mdi->mdio_rootmount = NULL; 2550219974Smav } 2551219974Smav if (mdi->mdio_meta != NULL) { 2552219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2553219974Smav mdi->mdio_meta = NULL; 2554219974Smav } 2555219974Smav return (0); 2556219974Smav} 2557219974Smav 2558240552SmavG_RAID_MD_DECLARE(intel, "Intel"); 2559