1219974Smav/*- 2219974Smav * Copyright (c) 2010 Alexander Motin <mav@FreeBSD.org> 3234601Smav * 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: releng/10.2/sys/geom/raid/md_intel.c 279878 2015-03-11 09:50:31Z 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; 68229886Sjimharris uint32_t offset_hi; 69229886Sjimharris uint32_t disk_sectors_hi; 70229886Sjimharris uint32_t stripe_count_hi; 71229886Sjimharris 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; 101245425Smav#define INTEL_CNGST_UPDATED 0 102245425Smav#define INTEL_CNGST_NEEDS_UPDATE 1 103245425Smav#define INTEL_CNGST_MASTER_MISSING 2 104219974Smav uint8_t cng_sub_state; 105219974Smav uint32_t filler_0[10]; 106219974Smav 107219974Smav uint32_t curr_migr_unit; 108219974Smav uint32_t checkpoint_id; 109219974Smav uint8_t migr_state; 110219974Smav uint8_t migr_type; 111219974Smav#define INTEL_MT_INIT 0 112219974Smav#define INTEL_MT_REBUILD 1 113219974Smav#define INTEL_MT_VERIFY 2 114219974Smav#define INTEL_MT_GEN_MIGR 3 115219974Smav#define INTEL_MT_STATE_CHANGE 4 116219974Smav#define INTEL_MT_REPAIR 5 117219974Smav uint8_t dirty; 118219974Smav uint8_t fs_state; 119219974Smav uint16_t verify_errors; 120219974Smav uint16_t bad_blocks; 121229886Sjimharris uint32_t curr_migr_unit_hi; 122229886Sjimharris uint32_t filler_1[3]; 123219974Smav struct intel_raid_map map[1]; /* 2 entries if migr_state != 0. */ 124219974Smav} __packed; 125219974Smav 126219974Smavstruct intel_raid_disk { 127219974Smav#define INTEL_SERIAL_LEN 16 128219974Smav uint8_t serial[INTEL_SERIAL_LEN]; 129219974Smav uint32_t sectors; 130219974Smav uint32_t id; 131219974Smav uint32_t flags; 132219974Smav#define INTEL_F_SPARE 0x01 133219974Smav#define INTEL_F_ASSIGNED 0x02 134219974Smav#define INTEL_F_FAILED 0x04 135219974Smav#define INTEL_F_ONLINE 0x08 136245326Smav#define INTEL_F_DISABLED 0x80 137229886Sjimharris uint32_t owner_cfg_num; 138229886Sjimharris uint32_t sectors_hi; 139229886Sjimharris uint32_t filler[3]; 140219974Smav} __packed; 141219974Smav 142219974Smavstruct intel_raid_conf { 143219974Smav uint8_t intel_id[24]; 144219974Smav#define INTEL_MAGIC "Intel Raid ISM Cfg Sig. " 145219974Smav 146219974Smav uint8_t version[6]; 147219974Smav#define INTEL_VERSION_1000 "1.0.00" /* RAID0 */ 148219974Smav#define INTEL_VERSION_1100 "1.1.00" /* RAID1 */ 149219974Smav#define INTEL_VERSION_1200 "1.2.00" /* Many volumes */ 150219974Smav#define INTEL_VERSION_1201 "1.2.01" /* 3 or 4 disks */ 151219974Smav#define INTEL_VERSION_1202 "1.2.02" /* RAID5 */ 152219974Smav#define INTEL_VERSION_1204 "1.2.04" /* 5 or 6 disks */ 153219974Smav#define INTEL_VERSION_1206 "1.2.06" /* CNG */ 154219974Smav#define INTEL_VERSION_1300 "1.3.00" /* Attributes */ 155219974Smav 156219974Smav uint8_t dummy_0[2]; 157219974Smav uint32_t checksum; 158219974Smav uint32_t config_size; 159219974Smav uint32_t config_id; 160219974Smav uint32_t generation; 161219974Smav uint32_t error_log_size; 162219974Smav uint32_t attributes; 163219974Smav#define INTEL_ATTR_RAID0 0x00000001 164219974Smav#define INTEL_ATTR_RAID1 0x00000002 165219974Smav#define INTEL_ATTR_RAID10 0x00000004 166219974Smav#define INTEL_ATTR_RAID1E 0x00000008 167219974Smav#define INTEL_ATTR_RAID5 0x00000010 168219974Smav#define INTEL_ATTR_RAIDCNG 0x00000020 169245398Smav#define INTEL_ATTR_EXT_STRIP 0x00000040 170245398Smav#define INTEL_ATTR_NVM_CACHE 0x02000000 171245398Smav#define INTEL_ATTR_2TB_DISK 0x04000000 172245398Smav#define INTEL_ATTR_BBM 0x08000000 173245398Smav#define INTEL_ATTR_NVM_CACHE2 0x10000000 174219974Smav#define INTEL_ATTR_2TB 0x20000000 175219974Smav#define INTEL_ATTR_PM 0x40000000 176219974Smav#define INTEL_ATTR_CHECKSUM 0x80000000 177219974Smav 178219974Smav uint8_t total_disks; 179219974Smav uint8_t total_volumes; 180245338Smav uint8_t error_log_pos; 181245338Smav uint8_t dummy_2[1]; 182245338Smav uint32_t cache_size; 183245423Smav uint32_t orig_config_id; 184245338Smav uint32_t pwr_cycle_count; 185245338Smav uint32_t bbm_log_size; 186245338Smav uint32_t filler_0[35]; 187219974Smav struct intel_raid_disk disk[1]; /* total_disks entries. */ 188219974Smav /* Here goes total_volumes of struct intel_raid_vol. */ 189219974Smav} __packed; 190219974Smav 191245398Smav#define INTEL_ATTR_SUPPORTED ( INTEL_ATTR_RAID0 | INTEL_ATTR_RAID1 | \ 192245398Smav INTEL_ATTR_RAID10 | INTEL_ATTR_RAID1E | INTEL_ATTR_RAID5 | \ 193245398Smav INTEL_ATTR_RAIDCNG | INTEL_ATTR_EXT_STRIP | INTEL_ATTR_2TB_DISK | \ 194245398Smav INTEL_ATTR_2TB | INTEL_ATTR_PM | INTEL_ATTR_CHECKSUM ) 195245398Smav 196219974Smav#define INTEL_MAX_MD_SIZE(ndisks) \ 197219974Smav (sizeof(struct intel_raid_conf) + \ 198219974Smav sizeof(struct intel_raid_disk) * (ndisks - 1) + \ 199219974Smav sizeof(struct intel_raid_vol) * 2 + \ 200219974Smav sizeof(struct intel_raid_map) * 2 + \ 201219974Smav sizeof(uint32_t) * (ndisks - 1) * 4) 202219974Smav 203219974Smavstruct g_raid_md_intel_perdisk { 204219974Smav struct intel_raid_conf *pd_meta; 205219974Smav int pd_disk_pos; 206219974Smav struct intel_raid_disk pd_disk_meta; 207219974Smav}; 208219974Smav 209245326Smavstruct g_raid_md_intel_pervolume { 210245326Smav int pv_volume_pos; 211245326Smav int pv_cng; 212245326Smav int pv_cng_man_sync; 213245326Smav int pv_cng_master_disk; 214245326Smav}; 215245326Smav 216219974Smavstruct g_raid_md_intel_object { 217219974Smav struct g_raid_md_object mdio_base; 218219974Smav uint32_t mdio_config_id; 219245433Smav uint32_t mdio_orig_config_id; 220219974Smav uint32_t mdio_generation; 221219974Smav struct intel_raid_conf *mdio_meta; 222219974Smav struct callout mdio_start_co; /* STARTING state timer. */ 223219974Smav int mdio_disks_present; 224219974Smav int mdio_started; 225219974Smav int mdio_incomplete; 226219974Smav struct root_hold_token *mdio_rootmount; /* Root mount delay token. */ 227219974Smav}; 228219974Smav 229219974Smavstatic g_raid_md_create_t g_raid_md_create_intel; 230219974Smavstatic g_raid_md_taste_t g_raid_md_taste_intel; 231219974Smavstatic g_raid_md_event_t g_raid_md_event_intel; 232219974Smavstatic g_raid_md_ctl_t g_raid_md_ctl_intel; 233219974Smavstatic g_raid_md_write_t g_raid_md_write_intel; 234219974Smavstatic g_raid_md_fail_disk_t g_raid_md_fail_disk_intel; 235219974Smavstatic g_raid_md_free_disk_t g_raid_md_free_disk_intel; 236245326Smavstatic g_raid_md_free_volume_t g_raid_md_free_volume_intel; 237219974Smavstatic g_raid_md_free_t g_raid_md_free_intel; 238219974Smav 239219974Smavstatic kobj_method_t g_raid_md_intel_methods[] = { 240219974Smav KOBJMETHOD(g_raid_md_create, g_raid_md_create_intel), 241219974Smav KOBJMETHOD(g_raid_md_taste, g_raid_md_taste_intel), 242219974Smav KOBJMETHOD(g_raid_md_event, g_raid_md_event_intel), 243219974Smav KOBJMETHOD(g_raid_md_ctl, g_raid_md_ctl_intel), 244219974Smav KOBJMETHOD(g_raid_md_write, g_raid_md_write_intel), 245219974Smav KOBJMETHOD(g_raid_md_fail_disk, g_raid_md_fail_disk_intel), 246219974Smav KOBJMETHOD(g_raid_md_free_disk, g_raid_md_free_disk_intel), 247245326Smav KOBJMETHOD(g_raid_md_free_volume, g_raid_md_free_volume_intel), 248219974Smav KOBJMETHOD(g_raid_md_free, g_raid_md_free_intel), 249219974Smav { 0, 0 } 250219974Smav}; 251219974Smav 252219974Smavstatic struct g_raid_md_class g_raid_md_intel_class = { 253219974Smav "Intel", 254219974Smav g_raid_md_intel_methods, 255219974Smav sizeof(struct g_raid_md_intel_object), 256240465Smav .mdc_enable = 1, 257219974Smav .mdc_priority = 100 258219974Smav}; 259219974Smav 260219974Smav 261219974Smavstatic struct intel_raid_map * 262219974Smavintel_get_map(struct intel_raid_vol *mvol, int i) 263219974Smav{ 264219974Smav struct intel_raid_map *mmap; 265219974Smav 266219974Smav if (i > (mvol->migr_state ? 1 : 0)) 267219974Smav return (NULL); 268219974Smav mmap = &mvol->map[0]; 269219974Smav for (; i > 0; i--) { 270219974Smav mmap = (struct intel_raid_map *) 271219974Smav &mmap->disk_idx[mmap->total_disks]; 272219974Smav } 273219974Smav return ((struct intel_raid_map *)mmap); 274219974Smav} 275219974Smav 276219974Smavstatic struct intel_raid_vol * 277219974Smavintel_get_volume(struct intel_raid_conf *meta, int i) 278219974Smav{ 279219974Smav struct intel_raid_vol *mvol; 280219974Smav struct intel_raid_map *mmap; 281219974Smav 282219974Smav if (i > 1) 283219974Smav return (NULL); 284219974Smav mvol = (struct intel_raid_vol *)&meta->disk[meta->total_disks]; 285219974Smav for (; i > 0; i--) { 286219974Smav mmap = intel_get_map(mvol, mvol->migr_state ? 1 : 0); 287219974Smav mvol = (struct intel_raid_vol *) 288219974Smav &mmap->disk_idx[mmap->total_disks]; 289219974Smav } 290219974Smav return (mvol); 291219974Smav} 292219974Smav 293229886Sjimharrisstatic off_t 294229886Sjimharrisintel_get_map_offset(struct intel_raid_map *mmap) 295229886Sjimharris{ 296229886Sjimharris off_t offset = (off_t)mmap->offset_hi << 32; 297229886Sjimharris 298229886Sjimharris offset += mmap->offset; 299229886Sjimharris return (offset); 300229886Sjimharris} 301229886Sjimharris 302219974Smavstatic void 303229886Sjimharrisintel_set_map_offset(struct intel_raid_map *mmap, off_t offset) 304229886Sjimharris{ 305229886Sjimharris 306229886Sjimharris mmap->offset = offset & 0xffffffff; 307229886Sjimharris mmap->offset_hi = offset >> 32; 308229886Sjimharris} 309229886Sjimharris 310229886Sjimharrisstatic off_t 311229886Sjimharrisintel_get_map_disk_sectors(struct intel_raid_map *mmap) 312229886Sjimharris{ 313229886Sjimharris off_t disk_sectors = (off_t)mmap->disk_sectors_hi << 32; 314229886Sjimharris 315229886Sjimharris disk_sectors += mmap->disk_sectors; 316229886Sjimharris return (disk_sectors); 317229886Sjimharris} 318229886Sjimharris 319229886Sjimharrisstatic void 320229886Sjimharrisintel_set_map_disk_sectors(struct intel_raid_map *mmap, off_t disk_sectors) 321229886Sjimharris{ 322229886Sjimharris 323229886Sjimharris mmap->disk_sectors = disk_sectors & 0xffffffff; 324229886Sjimharris mmap->disk_sectors_hi = disk_sectors >> 32; 325229886Sjimharris} 326229886Sjimharris 327229886Sjimharrisstatic void 328229886Sjimharrisintel_set_map_stripe_count(struct intel_raid_map *mmap, off_t stripe_count) 329229886Sjimharris{ 330229886Sjimharris 331229886Sjimharris mmap->stripe_count = stripe_count & 0xffffffff; 332229886Sjimharris mmap->stripe_count_hi = stripe_count >> 32; 333229886Sjimharris} 334229886Sjimharris 335229886Sjimharrisstatic off_t 336229886Sjimharrisintel_get_disk_sectors(struct intel_raid_disk *disk) 337229886Sjimharris{ 338229886Sjimharris off_t sectors = (off_t)disk->sectors_hi << 32; 339229886Sjimharris 340229886Sjimharris sectors += disk->sectors; 341229886Sjimharris return (sectors); 342229886Sjimharris} 343229886Sjimharris 344229886Sjimharrisstatic void 345229886Sjimharrisintel_set_disk_sectors(struct intel_raid_disk *disk, off_t sectors) 346229886Sjimharris{ 347229886Sjimharris 348229886Sjimharris disk->sectors = sectors & 0xffffffff; 349229886Sjimharris disk->sectors_hi = sectors >> 32; 350229886Sjimharris} 351229886Sjimharris 352229886Sjimharrisstatic off_t 353229886Sjimharrisintel_get_vol_curr_migr_unit(struct intel_raid_vol *vol) 354229886Sjimharris{ 355229886Sjimharris off_t curr_migr_unit = (off_t)vol->curr_migr_unit_hi << 32; 356229886Sjimharris 357229886Sjimharris curr_migr_unit += vol->curr_migr_unit; 358229886Sjimharris return (curr_migr_unit); 359229886Sjimharris} 360229886Sjimharris 361229886Sjimharrisstatic void 362229886Sjimharrisintel_set_vol_curr_migr_unit(struct intel_raid_vol *vol, off_t curr_migr_unit) 363229886Sjimharris{ 364229886Sjimharris 365229886Sjimharris vol->curr_migr_unit = curr_migr_unit & 0xffffffff; 366229886Sjimharris vol->curr_migr_unit_hi = curr_migr_unit >> 32; 367229886Sjimharris} 368229886Sjimharris 369275876Smavstatic char * 370275876Smavintel_status2str(int status) 371275876Smav{ 372275876Smav 373275876Smav switch (status) { 374275876Smav case INTEL_S_READY: 375275876Smav return ("READY"); 376275876Smav case INTEL_S_UNINITIALIZED: 377275876Smav return ("UNINITIALIZED"); 378275876Smav case INTEL_S_DEGRADED: 379275876Smav return ("DEGRADED"); 380275876Smav case INTEL_S_FAILURE: 381275876Smav return ("FAILURE"); 382275876Smav default: 383275876Smav return ("UNKNOWN"); 384275876Smav } 385275876Smav} 386275876Smav 387275876Smavstatic char * 388275876Smavintel_type2str(int type) 389275876Smav{ 390275876Smav 391275876Smav switch (type) { 392275876Smav case INTEL_T_RAID0: 393275876Smav return ("RAID0"); 394275876Smav case INTEL_T_RAID1: 395275876Smav return ("RAID1"); 396275876Smav case INTEL_T_RAID5: 397275876Smav return ("RAID5"); 398275876Smav default: 399275876Smav return ("UNKNOWN"); 400275876Smav } 401275876Smav} 402275876Smav 403275876Smavstatic char * 404275876Smavintel_cngst2str(int cng_state) 405275876Smav{ 406275876Smav 407275876Smav switch (cng_state) { 408275876Smav case INTEL_CNGST_UPDATED: 409275876Smav return ("UPDATED"); 410275876Smav case INTEL_CNGST_NEEDS_UPDATE: 411275876Smav return ("NEEDS_UPDATE"); 412275876Smav case INTEL_CNGST_MASTER_MISSING: 413275876Smav return ("MASTER_MISSING"); 414275876Smav default: 415275876Smav return ("UNKNOWN"); 416275876Smav } 417275876Smav} 418275876Smav 419275876Smavstatic char * 420275876Smavintel_mt2str(int type) 421275876Smav{ 422275876Smav 423275876Smav switch (type) { 424275876Smav case INTEL_MT_INIT: 425275876Smav return ("INIT"); 426275876Smav case INTEL_MT_REBUILD: 427275876Smav return ("REBUILD"); 428275876Smav case INTEL_MT_VERIFY: 429275876Smav return ("VERIFY"); 430275876Smav case INTEL_MT_GEN_MIGR: 431275876Smav return ("GEN_MIGR"); 432275876Smav case INTEL_MT_STATE_CHANGE: 433275876Smav return ("STATE_CHANGE"); 434275876Smav case INTEL_MT_REPAIR: 435275876Smav return ("REPAIR"); 436275876Smav default: 437275876Smav return ("UNKNOWN"); 438275876Smav } 439275876Smav} 440275876Smav 441229886Sjimharrisstatic void 442219974Smavg_raid_md_intel_print(struct intel_raid_conf *meta) 443219974Smav{ 444219974Smav struct intel_raid_vol *mvol; 445219974Smav struct intel_raid_map *mmap; 446219974Smav int i, j, k; 447219974Smav 448219974Smav if (g_raid_debug < 1) 449219974Smav return; 450219974Smav 451219974Smav printf("********* ATA Intel MatrixRAID Metadata *********\n"); 452219974Smav printf("intel_id <%.24s>\n", meta->intel_id); 453219974Smav printf("version <%.6s>\n", meta->version); 454219974Smav printf("checksum 0x%08x\n", meta->checksum); 455219974Smav printf("config_size 0x%08x\n", meta->config_size); 456219974Smav printf("config_id 0x%08x\n", meta->config_id); 457219974Smav printf("generation 0x%08x\n", meta->generation); 458245338Smav printf("error_log_size %d\n", meta->error_log_size); 459275876Smav printf("attributes 0x%b\n", meta->attributes, 460275876Smav "\020" 461275876Smav "\001RAID0" 462275876Smav "\002RAID1" 463275876Smav "\003RAID10" 464275876Smav "\004RAID1E" 465275876Smav "\005RAID15" 466275876Smav "\006RAIDCNG" 467275876Smav "\007EXT_STRIP" 468275876Smav "\032NVM_CACHE" 469275876Smav "\0332TB_DISK" 470275876Smav "\034BBM" 471275876Smav "\035NVM_CACHE" 472275876Smav "\0362TB" 473275876Smav "\037PM" 474275876Smav "\040CHECKSUM"); 475219974Smav printf("total_disks %u\n", meta->total_disks); 476219974Smav printf("total_volumes %u\n", meta->total_volumes); 477245423Smav printf("error_log_pos %u\n", meta->error_log_pos); 478245423Smav printf("cache_size %u\n", meta->cache_size); 479245423Smav printf("orig_config_id 0x%08x\n", meta->orig_config_id); 480245423Smav printf("pwr_cycle_count %u\n", meta->pwr_cycle_count); 481245338Smav printf("bbm_log_size %u\n", meta->bbm_log_size); 482275876Smav printf("Flags: S - Spare, A - Assigned, F - Failed, O - Online, D - Disabled\n"); 483245423Smav printf("DISK# serial disk_sectors disk_sectors_hi disk_id flags owner\n"); 484219974Smav for (i = 0; i < meta->total_disks; i++ ) { 485275876Smav printf(" %d <%.16s> %u %u 0x%08x 0x%b %08x\n", i, 486219974Smav meta->disk[i].serial, meta->disk[i].sectors, 487245423Smav meta->disk[i].sectors_hi, meta->disk[i].id, 488275876Smav meta->disk[i].flags, "\20\01S\02A\03F\04O\05D", 489275876Smav meta->disk[i].owner_cfg_num); 490219974Smav } 491219974Smav for (i = 0; i < meta->total_volumes; i++) { 492219974Smav mvol = intel_get_volume(meta, i); 493219974Smav printf(" ****** Volume %d ******\n", i); 494219974Smav printf(" name %.16s\n", mvol->name); 495219974Smav printf(" total_sectors %ju\n", mvol->total_sectors); 496275876Smav printf(" state 0x%b\n", mvol->state, 497275876Smav "\020" 498275876Smav "\001BOOTABLE" 499275876Smav "\002BOOT_DEVICE" 500275876Smav "\003READ_COALESCING" 501275876Smav "\004WRITE_COALESCING" 502275876Smav "\005LAST_SHUTDOWN_DIRTY" 503275876Smav "\006HIDDEN_AT_BOOT" 504275876Smav "\007CURRENTLY_HIDDEN" 505275876Smav "\010VERIFY_AND_FIX" 506275876Smav "\011MAP_STATE_UNINIT" 507275876Smav "\012NO_AUTO_RECOVERY" 508275876Smav "\013CLONE_N_GO" 509275876Smav "\014CLONE_MAN_SYNC" 510275876Smav "\015CNG_MASTER_DISK_NUM"); 511219974Smav printf(" reserved %u\n", mvol->reserved); 512245326Smav printf(" migr_priority %u\n", mvol->migr_priority); 513245326Smav printf(" num_sub_vols %u\n", mvol->num_sub_vols); 514245326Smav printf(" tid %u\n", mvol->tid); 515245326Smav printf(" cng_master_disk %u\n", mvol->cng_master_disk); 516245326Smav printf(" cache_policy %u\n", mvol->cache_policy); 517275876Smav printf(" cng_state %u (%s)\n", mvol->cng_state, 518275876Smav intel_cngst2str(mvol->cng_state)); 519245326Smav printf(" cng_sub_state %u\n", mvol->cng_sub_state); 520219974Smav printf(" curr_migr_unit %u\n", mvol->curr_migr_unit); 521229886Sjimharris printf(" curr_migr_unit_hi %u\n", mvol->curr_migr_unit_hi); 522219974Smav printf(" checkpoint_id %u\n", mvol->checkpoint_id); 523219974Smav printf(" migr_state %u\n", mvol->migr_state); 524275876Smav printf(" migr_type %u (%s)\n", mvol->migr_type, 525275876Smav intel_mt2str(mvol->migr_type)); 526219974Smav printf(" dirty %u\n", mvol->dirty); 527245423Smav printf(" fs_state %u\n", mvol->fs_state); 528245423Smav printf(" verify_errors %u\n", mvol->verify_errors); 529245423Smav printf(" bad_blocks %u\n", mvol->bad_blocks); 530219974Smav 531219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 532219974Smav printf(" *** Map %d ***\n", j); 533219974Smav mmap = intel_get_map(mvol, j); 534219974Smav printf(" offset %u\n", mmap->offset); 535229886Sjimharris printf(" offset_hi %u\n", mmap->offset_hi); 536219974Smav printf(" disk_sectors %u\n", mmap->disk_sectors); 537229886Sjimharris printf(" disk_sectors_hi %u\n", mmap->disk_sectors_hi); 538219974Smav printf(" stripe_count %u\n", mmap->stripe_count); 539229886Sjimharris printf(" stripe_count_hi %u\n", mmap->stripe_count_hi); 540219974Smav printf(" strip_sectors %u\n", mmap->strip_sectors); 541275876Smav printf(" status %u (%s)\n", mmap->status, 542275876Smav intel_status2str(mmap->status)); 543275876Smav printf(" type %u (%s)\n", mmap->type, 544275876Smav intel_type2str(mmap->type)); 545219974Smav printf(" total_disks %u\n", mmap->total_disks); 546219974Smav printf(" total_domains %u\n", mmap->total_domains); 547219974Smav printf(" failed_disk_num %u\n", mmap->failed_disk_num); 548219974Smav printf(" ddf %u\n", mmap->ddf); 549219974Smav printf(" disk_idx "); 550219974Smav for (k = 0; k < mmap->total_disks; k++) 551219974Smav printf(" 0x%08x", mmap->disk_idx[k]); 552219974Smav printf("\n"); 553219974Smav } 554219974Smav } 555219974Smav printf("=================================================\n"); 556219974Smav} 557219974Smav 558219974Smavstatic struct intel_raid_conf * 559219974Smavintel_meta_copy(struct intel_raid_conf *meta) 560219974Smav{ 561219974Smav struct intel_raid_conf *nmeta; 562219974Smav 563219974Smav nmeta = malloc(meta->config_size, M_MD_INTEL, M_WAITOK); 564219974Smav memcpy(nmeta, meta, meta->config_size); 565219974Smav return (nmeta); 566219974Smav} 567219974Smav 568219974Smavstatic int 569219974Smavintel_meta_find_disk(struct intel_raid_conf *meta, char *serial) 570219974Smav{ 571219974Smav int pos; 572219974Smav 573219974Smav for (pos = 0; pos < meta->total_disks; pos++) { 574219974Smav if (strncmp(meta->disk[pos].serial, 575219974Smav serial, INTEL_SERIAL_LEN) == 0) 576219974Smav return (pos); 577219974Smav } 578219974Smav return (-1); 579219974Smav} 580219974Smav 581219974Smavstatic struct intel_raid_conf * 582219974Smavintel_meta_read(struct g_consumer *cp) 583219974Smav{ 584219974Smav struct g_provider *pp; 585219974Smav struct intel_raid_conf *meta; 586219974Smav struct intel_raid_vol *mvol; 587245338Smav struct intel_raid_map *mmap, *mmap1; 588219974Smav char *buf; 589219974Smav int error, i, j, k, left, size; 590219974Smav uint32_t checksum, *ptr; 591219974Smav 592219974Smav pp = cp->provider; 593219974Smav 594219974Smav /* Read the anchor sector. */ 595219974Smav buf = g_read_data(cp, 596219974Smav pp->mediasize - pp->sectorsize * 2, pp->sectorsize, &error); 597219974Smav if (buf == NULL) { 598219974Smav G_RAID_DEBUG(1, "Cannot read metadata from %s (error=%d).", 599219974Smav pp->name, error); 600219974Smav return (NULL); 601219974Smav } 602219974Smav meta = (struct intel_raid_conf *)buf; 603219974Smav 604219974Smav /* Check if this is an Intel RAID struct */ 605219974Smav if (strncmp(meta->intel_id, INTEL_MAGIC, strlen(INTEL_MAGIC))) { 606219974Smav G_RAID_DEBUG(1, "Intel signature check failed on %s", pp->name); 607219974Smav g_free(buf); 608219974Smav return (NULL); 609219974Smav } 610219974Smav if (meta->config_size > 65536 || 611219974Smav meta->config_size < sizeof(struct intel_raid_conf)) { 612219974Smav G_RAID_DEBUG(1, "Intel metadata size looks wrong: %d", 613219974Smav meta->config_size); 614219974Smav g_free(buf); 615219974Smav return (NULL); 616219974Smav } 617219974Smav size = meta->config_size; 618219974Smav meta = malloc(size, M_MD_INTEL, M_WAITOK); 619219974Smav memcpy(meta, buf, min(size, pp->sectorsize)); 620219974Smav g_free(buf); 621219974Smav 622219974Smav /* Read all the rest, if needed. */ 623219974Smav if (meta->config_size > pp->sectorsize) { 624219974Smav left = (meta->config_size - 1) / pp->sectorsize; 625219974Smav buf = g_read_data(cp, 626219974Smav pp->mediasize - pp->sectorsize * (2 + left), 627219974Smav pp->sectorsize * left, &error); 628219974Smav if (buf == NULL) { 629219974Smav G_RAID_DEBUG(1, "Cannot read remaining metadata" 630219974Smav " part from %s (error=%d).", 631219974Smav pp->name, error); 632219974Smav free(meta, M_MD_INTEL); 633219974Smav return (NULL); 634219974Smav } 635219974Smav memcpy(((char *)meta) + pp->sectorsize, buf, 636219974Smav pp->sectorsize * left); 637219974Smav g_free(buf); 638219974Smav } 639219974Smav 640219974Smav /* Check metadata checksum. */ 641219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 642219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 643219974Smav checksum += *ptr++; 644219974Smav } 645219974Smav checksum -= meta->checksum; 646219974Smav if (checksum != meta->checksum) { 647219974Smav G_RAID_DEBUG(1, "Intel checksum check failed on %s", pp->name); 648219974Smav free(meta, M_MD_INTEL); 649219974Smav return (NULL); 650219974Smav } 651219974Smav 652219974Smav /* Validate metadata size. */ 653219974Smav size = sizeof(struct intel_raid_conf) + 654219974Smav sizeof(struct intel_raid_disk) * (meta->total_disks - 1) + 655219974Smav sizeof(struct intel_raid_vol) * meta->total_volumes; 656219974Smav if (size > meta->config_size) { 657219974Smavbadsize: 658219974Smav G_RAID_DEBUG(1, "Intel metadata size incorrect %d < %d", 659219974Smav meta->config_size, size); 660219974Smav free(meta, M_MD_INTEL); 661219974Smav return (NULL); 662219974Smav } 663219974Smav for (i = 0; i < meta->total_volumes; i++) { 664219974Smav mvol = intel_get_volume(meta, i); 665219974Smav mmap = intel_get_map(mvol, 0); 666219974Smav size += 4 * (mmap->total_disks - 1); 667219974Smav if (size > meta->config_size) 668219974Smav goto badsize; 669219974Smav if (mvol->migr_state) { 670219974Smav size += sizeof(struct intel_raid_map); 671219974Smav if (size > meta->config_size) 672219974Smav goto badsize; 673219974Smav mmap = intel_get_map(mvol, 1); 674219974Smav size += 4 * (mmap->total_disks - 1); 675219974Smav if (size > meta->config_size) 676219974Smav goto badsize; 677219974Smav } 678219974Smav } 679219974Smav 680245338Smav g_raid_md_intel_print(meta); 681245338Smav 682245398Smav if (strncmp(meta->version, INTEL_VERSION_1300, 6) > 0) { 683245398Smav G_RAID_DEBUG(1, "Intel unsupported version: '%.6s'", 684245398Smav meta->version); 685245398Smav free(meta, M_MD_INTEL); 686245398Smav return (NULL); 687245398Smav } 688245398Smav 689245398Smav if (strncmp(meta->version, INTEL_VERSION_1300, 6) >= 0 && 690245398Smav (meta->attributes & ~INTEL_ATTR_SUPPORTED) != 0) { 691245398Smav G_RAID_DEBUG(1, "Intel unsupported attributes: 0x%08x", 692245398Smav meta->attributes & ~INTEL_ATTR_SUPPORTED); 693245398Smav free(meta, M_MD_INTEL); 694245398Smav return (NULL); 695245398Smav } 696245398Smav 697219974Smav /* Validate disk indexes. */ 698219974Smav for (i = 0; i < meta->total_volumes; i++) { 699219974Smav mvol = intel_get_volume(meta, i); 700219974Smav for (j = 0; j < (mvol->migr_state ? 2 : 1); j++) { 701219974Smav mmap = intel_get_map(mvol, j); 702219974Smav for (k = 0; k < mmap->total_disks; k++) { 703219974Smav if ((mmap->disk_idx[k] & INTEL_DI_IDX) > 704219974Smav meta->total_disks) { 705219974Smav G_RAID_DEBUG(1, "Intel metadata disk" 706219974Smav " index %d too big (>%d)", 707219974Smav mmap->disk_idx[k] & INTEL_DI_IDX, 708219974Smav meta->total_disks); 709219974Smav free(meta, M_MD_INTEL); 710219974Smav return (NULL); 711219974Smav } 712219974Smav } 713219974Smav } 714219974Smav } 715219974Smav 716219974Smav /* Validate migration types. */ 717219974Smav for (i = 0; i < meta->total_volumes; i++) { 718219974Smav mvol = intel_get_volume(meta, i); 719245338Smav /* Deny unknown migration types. */ 720219974Smav if (mvol->migr_state && 721219974Smav mvol->migr_type != INTEL_MT_INIT && 722219974Smav mvol->migr_type != INTEL_MT_REBUILD && 723219974Smav mvol->migr_type != INTEL_MT_VERIFY && 724245338Smav mvol->migr_type != INTEL_MT_GEN_MIGR && 725219974Smav mvol->migr_type != INTEL_MT_REPAIR) { 726219974Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 727219974Smav " migration type %d", mvol->migr_type); 728219974Smav free(meta, M_MD_INTEL); 729219974Smav return (NULL); 730219974Smav } 731245338Smav /* Deny general migrations except SINGLE->RAID1. */ 732245338Smav if (mvol->migr_state && 733245338Smav mvol->migr_type == INTEL_MT_GEN_MIGR) { 734245338Smav mmap = intel_get_map(mvol, 0); 735245338Smav mmap1 = intel_get_map(mvol, 1); 736245338Smav if (mmap1->total_disks != 1 || 737245338Smav mmap->type != INTEL_T_RAID1 || 738245338Smav mmap->total_disks != 2 || 739245338Smav mmap->offset != mmap1->offset || 740245338Smav mmap->disk_sectors != mmap1->disk_sectors || 741245338Smav mmap->total_domains != mmap->total_disks || 742245338Smav mmap->offset_hi != mmap1->offset_hi || 743245338Smav mmap->disk_sectors_hi != mmap1->disk_sectors_hi || 744245338Smav (mmap->disk_idx[0] != mmap1->disk_idx[0] && 745245338Smav mmap->disk_idx[0] != mmap1->disk_idx[1])) { 746245338Smav G_RAID_DEBUG(1, "Intel metadata has unsupported" 747245338Smav " variant of general migration"); 748245338Smav free(meta, M_MD_INTEL); 749245338Smav return (NULL); 750245338Smav } 751245338Smav } 752219974Smav } 753219974Smav 754219974Smav return (meta); 755219974Smav} 756219974Smav 757219974Smavstatic int 758219974Smavintel_meta_write(struct g_consumer *cp, struct intel_raid_conf *meta) 759219974Smav{ 760219974Smav struct g_provider *pp; 761219974Smav char *buf; 762219974Smav int error, i, sectors; 763219974Smav uint32_t checksum, *ptr; 764219974Smav 765219974Smav pp = cp->provider; 766219974Smav 767219974Smav /* Recalculate checksum for case if metadata were changed. */ 768219974Smav meta->checksum = 0; 769219974Smav for (checksum = 0, ptr = (uint32_t *)meta, i = 0; 770219974Smav i < (meta->config_size / sizeof(uint32_t)); i++) { 771219974Smav checksum += *ptr++; 772219974Smav } 773219974Smav meta->checksum = checksum; 774219974Smav 775219974Smav /* Create and fill buffer. */ 776219974Smav sectors = (meta->config_size + pp->sectorsize - 1) / pp->sectorsize; 777219974Smav buf = malloc(sectors * pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 778219974Smav if (sectors > 1) { 779219974Smav memcpy(buf, ((char *)meta) + pp->sectorsize, 780219974Smav (sectors - 1) * pp->sectorsize); 781219974Smav } 782219974Smav memcpy(buf + (sectors - 1) * pp->sectorsize, meta, pp->sectorsize); 783219974Smav 784219974Smav error = g_write_data(cp, 785219974Smav pp->mediasize - pp->sectorsize * (1 + sectors), 786219974Smav buf, pp->sectorsize * sectors); 787219974Smav if (error != 0) { 788219974Smav G_RAID_DEBUG(1, "Cannot write metadata to %s (error=%d).", 789219974Smav pp->name, error); 790219974Smav } 791219974Smav 792219974Smav free(buf, M_MD_INTEL); 793219974Smav return (error); 794219974Smav} 795219974Smav 796219974Smavstatic int 797219974Smavintel_meta_erase(struct g_consumer *cp) 798219974Smav{ 799219974Smav struct g_provider *pp; 800219974Smav char *buf; 801219974Smav int error; 802219974Smav 803219974Smav pp = cp->provider; 804219974Smav buf = malloc(pp->sectorsize, M_MD_INTEL, M_WAITOK | M_ZERO); 805219974Smav error = g_write_data(cp, 806219974Smav pp->mediasize - 2 * pp->sectorsize, 807219974Smav buf, pp->sectorsize); 808219974Smav if (error != 0) { 809219974Smav G_RAID_DEBUG(1, "Cannot erase metadata on %s (error=%d).", 810219974Smav pp->name, error); 811219974Smav } 812219974Smav free(buf, M_MD_INTEL); 813219974Smav return (error); 814219974Smav} 815219974Smav 816219974Smavstatic int 817219974Smavintel_meta_write_spare(struct g_consumer *cp, struct intel_raid_disk *d) 818219974Smav{ 819219974Smav struct intel_raid_conf *meta; 820219974Smav int error; 821219974Smav 822219974Smav /* Fill anchor and single disk. */ 823219974Smav meta = malloc(INTEL_MAX_MD_SIZE(1), M_MD_INTEL, M_WAITOK | M_ZERO); 824220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 825219974Smav memcpy(&meta->version[0], INTEL_VERSION_1000, 826220209Smav sizeof(INTEL_VERSION_1000) - 1); 827219974Smav meta->config_size = INTEL_MAX_MD_SIZE(1); 828245433Smav meta->config_id = meta->orig_config_id = arc4random(); 829219974Smav meta->generation = 1; 830219974Smav meta->total_disks = 1; 831219974Smav meta->disk[0] = *d; 832219974Smav error = intel_meta_write(cp, meta); 833219974Smav free(meta, M_MD_INTEL); 834219974Smav return (error); 835219974Smav} 836219974Smav 837219974Smavstatic struct g_raid_disk * 838219974Smavg_raid_md_intel_get_disk(struct g_raid_softc *sc, int id) 839219974Smav{ 840219974Smav struct g_raid_disk *disk; 841219974Smav struct g_raid_md_intel_perdisk *pd; 842219974Smav 843219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 844219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 845219974Smav if (pd->pd_disk_pos == id) 846219974Smav break; 847219974Smav } 848219974Smav return (disk); 849219974Smav} 850219974Smav 851219974Smavstatic int 852219974Smavg_raid_md_intel_supported(int level, int qual, int disks, int force) 853219974Smav{ 854219974Smav 855219974Smav switch (level) { 856219974Smav case G_RAID_VOLUME_RL_RAID0: 857219974Smav if (disks < 1) 858219974Smav return (0); 859219974Smav if (!force && (disks < 2 || disks > 6)) 860219974Smav return (0); 861219974Smav break; 862219974Smav case G_RAID_VOLUME_RL_RAID1: 863219974Smav if (disks < 1) 864219974Smav return (0); 865219974Smav if (!force && (disks != 2)) 866219974Smav return (0); 867219974Smav break; 868219974Smav case G_RAID_VOLUME_RL_RAID1E: 869219974Smav if (disks < 2) 870219974Smav return (0); 871219974Smav if (!force && (disks != 4)) 872219974Smav return (0); 873219974Smav break; 874219974Smav case G_RAID_VOLUME_RL_RAID5: 875219974Smav if (disks < 3) 876219974Smav return (0); 877219974Smav if (!force && disks > 6) 878219974Smav return (0); 879234458Smav if (qual != G_RAID_VOLUME_RLQ_R5LA) 880234458Smav return (0); 881219974Smav break; 882219974Smav default: 883219974Smav return (0); 884219974Smav } 885234458Smav if (level != G_RAID_VOLUME_RL_RAID5 && qual != G_RAID_VOLUME_RLQ_NONE) 886219974Smav return (0); 887219974Smav return (1); 888219974Smav} 889219974Smav 890219974Smavstatic struct g_raid_volume * 891219974Smavg_raid_md_intel_get_volume(struct g_raid_softc *sc, int id) 892219974Smav{ 893219974Smav struct g_raid_volume *mvol; 894245326Smav struct g_raid_md_intel_pervolume *pv; 895219974Smav 896219974Smav TAILQ_FOREACH(mvol, &sc->sc_volumes, v_next) { 897245326Smav pv = mvol->v_md_data; 898245326Smav if (pv->pv_volume_pos == id) 899219974Smav break; 900219974Smav } 901219974Smav return (mvol); 902219974Smav} 903219974Smav 904219974Smavstatic int 905219974Smavg_raid_md_intel_start_disk(struct g_raid_disk *disk) 906219974Smav{ 907219974Smav struct g_raid_softc *sc; 908219974Smav struct g_raid_subdisk *sd, *tmpsd; 909219974Smav struct g_raid_disk *olddisk, *tmpdisk; 910219974Smav struct g_raid_md_object *md; 911219974Smav struct g_raid_md_intel_object *mdi; 912245326Smav struct g_raid_md_intel_pervolume *pv; 913219974Smav struct g_raid_md_intel_perdisk *pd, *oldpd; 914219974Smav struct intel_raid_conf *meta; 915219974Smav struct intel_raid_vol *mvol; 916219974Smav struct intel_raid_map *mmap0, *mmap1; 917245341Smav int disk_pos, resurrection = 0, migr_global, i; 918219974Smav 919219974Smav sc = disk->d_softc; 920219974Smav md = sc->sc_md; 921219974Smav mdi = (struct g_raid_md_intel_object *)md; 922219974Smav meta = mdi->mdio_meta; 923219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 924219974Smav olddisk = NULL; 925219974Smav 926219974Smav /* Find disk position in metadata by it's serial. */ 927219974Smav disk_pos = intel_meta_find_disk(meta, pd->pd_disk_meta.serial); 928219974Smav if (disk_pos < 0) { 929219974Smav G_RAID_DEBUG1(1, sc, "Unknown, probably new or stale disk"); 930219974Smav /* Failed stale disk is useless for us. */ 931245363Smav if ((pd->pd_disk_meta.flags & INTEL_F_FAILED) && 932245363Smav !(pd->pd_disk_meta.flags & INTEL_F_DISABLED)) { 933219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE_FAILED); 934219974Smav return (0); 935219974Smav } 936219974Smav /* If we are in the start process, that's all for now. */ 937219974Smav if (!mdi->mdio_started) 938219974Smav goto nofit; 939219974Smav /* 940219974Smav * If we have already started - try to get use of the disk. 941219974Smav * Try to replace OFFLINE disks first, then FAILED. 942219974Smav */ 943219974Smav TAILQ_FOREACH(tmpdisk, &sc->sc_disks, d_next) { 944219974Smav if (tmpdisk->d_state != G_RAID_DISK_S_OFFLINE && 945219974Smav tmpdisk->d_state != G_RAID_DISK_S_FAILED) 946219974Smav continue; 947219974Smav /* Make sure this disk is big enough. */ 948219974Smav TAILQ_FOREACH(sd, &tmpdisk->d_subdisks, sd_next) { 949229886Sjimharris off_t disk_sectors = 950229886Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 951229886Sjimharris 952219974Smav if (sd->sd_offset + sd->sd_size + 4096 > 953229886Sjimharris disk_sectors * 512) { 954219974Smav G_RAID_DEBUG1(1, sc, 955219974Smav "Disk too small (%llu < %llu)", 956219974Smav (unsigned long long) 957229886Sjimharris disk_sectors * 512, 958229886Sjimharris (unsigned long long) 959219974Smav sd->sd_offset + sd->sd_size + 4096); 960219974Smav break; 961219974Smav } 962219974Smav } 963219974Smav if (sd != NULL) 964219974Smav continue; 965219974Smav if (tmpdisk->d_state == G_RAID_DISK_S_OFFLINE) { 966219974Smav olddisk = tmpdisk; 967219974Smav break; 968219974Smav } else if (olddisk == NULL) 969219974Smav olddisk = tmpdisk; 970219974Smav } 971219974Smav if (olddisk == NULL) { 972219974Smavnofit: 973219974Smav if (pd->pd_disk_meta.flags & INTEL_F_SPARE) { 974219974Smav g_raid_change_disk_state(disk, 975219974Smav G_RAID_DISK_S_SPARE); 976219974Smav return (1); 977219974Smav } else { 978219974Smav g_raid_change_disk_state(disk, 979219974Smav G_RAID_DISK_S_STALE); 980219974Smav return (0); 981219974Smav } 982219974Smav } 983219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 984219974Smav disk_pos = oldpd->pd_disk_pos; 985219974Smav resurrection = 1; 986219974Smav } 987219974Smav 988219974Smav if (olddisk == NULL) { 989219974Smav /* Find placeholder by position. */ 990219974Smav olddisk = g_raid_md_intel_get_disk(sc, disk_pos); 991219974Smav if (olddisk == NULL) 992219974Smav panic("No disk at position %d!", disk_pos); 993219974Smav if (olddisk->d_state != G_RAID_DISK_S_OFFLINE) { 994219974Smav G_RAID_DEBUG1(1, sc, "More then one disk for pos %d", 995219974Smav disk_pos); 996219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_STALE); 997219974Smav return (0); 998219974Smav } 999219974Smav oldpd = (struct g_raid_md_intel_perdisk *)olddisk->d_md_data; 1000219974Smav } 1001219974Smav 1002219974Smav /* Replace failed disk or placeholder with new disk. */ 1003219974Smav TAILQ_FOREACH_SAFE(sd, &olddisk->d_subdisks, sd_next, tmpsd) { 1004219974Smav TAILQ_REMOVE(&olddisk->d_subdisks, sd, sd_next); 1005219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1006219974Smav sd->sd_disk = disk; 1007219974Smav } 1008219974Smav oldpd->pd_disk_pos = -2; 1009219974Smav pd->pd_disk_pos = disk_pos; 1010219974Smav 1011219974Smav /* If it was placeholder -- destroy it. */ 1012219974Smav if (olddisk->d_state == G_RAID_DISK_S_OFFLINE) { 1013219974Smav g_raid_destroy_disk(olddisk); 1014219974Smav } else { 1015219974Smav /* Otherwise, make it STALE_FAILED. */ 1016219974Smav g_raid_change_disk_state(olddisk, G_RAID_DISK_S_STALE_FAILED); 1017219974Smav /* Update global metadata just in case. */ 1018219974Smav memcpy(&meta->disk[disk_pos], &pd->pd_disk_meta, 1019219974Smav sizeof(struct intel_raid_disk)); 1020219974Smav } 1021219974Smav 1022219974Smav /* Welcome the new disk. */ 1023245363Smav if ((meta->disk[disk_pos].flags & INTEL_F_DISABLED) && 1024245363Smav !(pd->pd_disk_meta.flags & INTEL_F_SPARE)) 1025245363Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_DISABLED); 1026245363Smav else if (resurrection) 1027219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 1028219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) 1029219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_FAILED); 1030219974Smav else if (meta->disk[disk_pos].flags & INTEL_F_SPARE) 1031219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_SPARE); 1032219974Smav else 1033219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_ACTIVE); 1034219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1035245326Smav pv = sd->sd_volume->v_md_data; 1036245326Smav mvol = intel_get_volume(meta, pv->pv_volume_pos); 1037219974Smav mmap0 = intel_get_map(mvol, 0); 1038219974Smav if (mvol->migr_state) 1039219974Smav mmap1 = intel_get_map(mvol, 1); 1040219974Smav else 1041219974Smav mmap1 = mmap0; 1042219974Smav 1043245341Smav migr_global = 1; 1044245341Smav for (i = 0; i < mmap0->total_disks; i++) { 1045245341Smav if ((mmap0->disk_idx[i] & INTEL_DI_RBLD) == 0 && 1046245341Smav (mmap1->disk_idx[i] & INTEL_DI_RBLD) != 0) 1047245341Smav migr_global = 0; 1048245341Smav } 1049245341Smav 1050245363Smav if ((meta->disk[disk_pos].flags & INTEL_F_DISABLED) && 1051245363Smav !(pd->pd_disk_meta.flags & INTEL_F_SPARE)) { 1052245363Smav /* Disabled disk, useless. */ 1053245363Smav g_raid_change_subdisk_state(sd, 1054245363Smav G_RAID_SUBDISK_S_NONE); 1055245363Smav } else if (resurrection) { 1056219974Smav /* Stale disk, almost same as new. */ 1057219974Smav g_raid_change_subdisk_state(sd, 1058219974Smav G_RAID_SUBDISK_S_NEW); 1059219974Smav } else if (meta->disk[disk_pos].flags & INTEL_F_FAILED) { 1060219974Smav /* Failed disk, almost useless. */ 1061219974Smav g_raid_change_subdisk_state(sd, 1062219974Smav G_RAID_SUBDISK_S_FAILED); 1063219974Smav } else if (mvol->migr_state == 0) { 1064245326Smav if (mmap0->status == INTEL_S_UNINITIALIZED && 1065245326Smav (!pv->pv_cng || pv->pv_cng_master_disk != disk_pos)) { 1066219974Smav /* Freshly created uninitialized volume. */ 1067219974Smav g_raid_change_subdisk_state(sd, 1068219974Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1069219974Smav } else if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 1070219974Smav /* Freshly inserted disk. */ 1071219974Smav g_raid_change_subdisk_state(sd, 1072219974Smav G_RAID_SUBDISK_S_NEW); 1073245326Smav } else if (mvol->dirty && (!pv->pv_cng || 1074245326Smav pv->pv_cng_master_disk != disk_pos)) { 1075219974Smav /* Dirty volume (unclean shutdown). */ 1076219974Smav g_raid_change_subdisk_state(sd, 1077219974Smav G_RAID_SUBDISK_S_STALE); 1078219974Smav } else { 1079219974Smav /* Up to date disk. */ 1080219974Smav g_raid_change_subdisk_state(sd, 1081219974Smav G_RAID_SUBDISK_S_ACTIVE); 1082219974Smav } 1083219974Smav } else if (mvol->migr_type == INTEL_MT_INIT || 1084219974Smav mvol->migr_type == INTEL_MT_REBUILD) { 1085219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 1086219974Smav /* Freshly inserted disk. */ 1087219974Smav g_raid_change_subdisk_state(sd, 1088219974Smav G_RAID_SUBDISK_S_NEW); 1089219974Smav } else if (mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 1090219974Smav /* Rebuilding disk. */ 1091219974Smav g_raid_change_subdisk_state(sd, 1092219974Smav G_RAID_SUBDISK_S_REBUILD); 1093219974Smav if (mvol->dirty) { 1094219974Smav sd->sd_rebuild_pos = 0; 1095219974Smav } else { 1096219974Smav sd->sd_rebuild_pos = 1097229886Sjimharris intel_get_vol_curr_migr_unit(mvol) * 1098219974Smav sd->sd_volume->v_strip_size * 1099219974Smav mmap0->total_domains; 1100219974Smav } 1101245341Smav } else if (mvol->migr_type == INTEL_MT_INIT && 1102245341Smav migr_global) { 1103245341Smav /* Freshly created uninitialized volume. */ 1104245341Smav g_raid_change_subdisk_state(sd, 1105245341Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1106245326Smav } else if (mvol->dirty && (!pv->pv_cng || 1107245326Smav pv->pv_cng_master_disk != disk_pos)) { 1108219974Smav /* Dirty volume (unclean shutdown). */ 1109219974Smav g_raid_change_subdisk_state(sd, 1110219974Smav G_RAID_SUBDISK_S_STALE); 1111219974Smav } else { 1112219974Smav /* Up to date disk. */ 1113219974Smav g_raid_change_subdisk_state(sd, 1114219974Smav G_RAID_SUBDISK_S_ACTIVE); 1115219974Smav } 1116219974Smav } else if (mvol->migr_type == INTEL_MT_VERIFY || 1117219974Smav mvol->migr_type == INTEL_MT_REPAIR) { 1118219974Smav if (mmap0->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) { 1119219974Smav /* Freshly inserted disk. */ 1120219974Smav g_raid_change_subdisk_state(sd, 1121219974Smav G_RAID_SUBDISK_S_NEW); 1122245341Smav } else if ((mmap1->disk_idx[sd->sd_pos] & INTEL_DI_RBLD) || 1123245341Smav migr_global) { 1124219974Smav /* Resyncing disk. */ 1125219974Smav g_raid_change_subdisk_state(sd, 1126219974Smav G_RAID_SUBDISK_S_RESYNC); 1127219974Smav if (mvol->dirty) { 1128219974Smav sd->sd_rebuild_pos = 0; 1129219974Smav } else { 1130219974Smav sd->sd_rebuild_pos = 1131229886Sjimharris intel_get_vol_curr_migr_unit(mvol) * 1132219974Smav sd->sd_volume->v_strip_size * 1133219974Smav mmap0->total_domains; 1134219974Smav } 1135219974Smav } else if (mvol->dirty) { 1136219974Smav /* Dirty volume (unclean shutdown). */ 1137219974Smav g_raid_change_subdisk_state(sd, 1138219974Smav G_RAID_SUBDISK_S_STALE); 1139219974Smav } else { 1140219974Smav /* Up to date disk. */ 1141219974Smav g_raid_change_subdisk_state(sd, 1142219974Smav G_RAID_SUBDISK_S_ACTIVE); 1143219974Smav } 1144245338Smav } else if (mvol->migr_type == INTEL_MT_GEN_MIGR) { 1145245338Smav if ((mmap1->disk_idx[0] & INTEL_DI_IDX) != disk_pos) { 1146245338Smav /* Freshly inserted disk. */ 1147245338Smav g_raid_change_subdisk_state(sd, 1148245338Smav G_RAID_SUBDISK_S_NEW); 1149245338Smav } else { 1150245338Smav /* Up to date disk. */ 1151245338Smav g_raid_change_subdisk_state(sd, 1152245338Smav G_RAID_SUBDISK_S_ACTIVE); 1153245338Smav } 1154219974Smav } 1155219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1156219974Smav G_RAID_EVENT_SUBDISK); 1157219974Smav } 1158219974Smav 1159219974Smav /* Update status of our need for spare. */ 1160219974Smav if (mdi->mdio_started) { 1161219974Smav mdi->mdio_incomplete = 1162245363Smav (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) + 1163245363Smav g_raid_ndisks(sc, G_RAID_DISK_S_DISABLED) < 1164219974Smav meta->total_disks); 1165219974Smav } 1166219974Smav 1167219974Smav return (resurrection); 1168219974Smav} 1169219974Smav 1170219974Smavstatic void 1171219974Smavg_disk_md_intel_retaste(void *arg, int pending) 1172219974Smav{ 1173219974Smav 1174219974Smav G_RAID_DEBUG(1, "Array is not complete, trying to retaste."); 1175219974Smav g_retaste(&g_raid_class); 1176219974Smav free(arg, M_MD_INTEL); 1177219974Smav} 1178219974Smav 1179219974Smavstatic void 1180219974Smavg_raid_md_intel_refill(struct g_raid_softc *sc) 1181219974Smav{ 1182219974Smav struct g_raid_md_object *md; 1183219974Smav struct g_raid_md_intel_object *mdi; 1184219974Smav struct intel_raid_conf *meta; 1185219974Smav struct g_raid_disk *disk; 1186219974Smav struct task *task; 1187219974Smav int update, na; 1188219974Smav 1189219974Smav md = sc->sc_md; 1190219974Smav mdi = (struct g_raid_md_intel_object *)md; 1191219974Smav meta = mdi->mdio_meta; 1192219974Smav update = 0; 1193219974Smav do { 1194219974Smav /* Make sure we miss anything. */ 1195245363Smav na = g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) + 1196245363Smav g_raid_ndisks(sc, G_RAID_DISK_S_DISABLED); 1197219974Smav if (na == meta->total_disks) 1198219974Smav break; 1199219974Smav 1200219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 1201219974Smav "Array is not complete (%d of %d), " 1202219974Smav "trying to refill.", na, meta->total_disks); 1203219974Smav 1204219974Smav /* Try to get use some of STALE disks. */ 1205219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1206219974Smav if (disk->d_state == G_RAID_DISK_S_STALE) { 1207219974Smav update += g_raid_md_intel_start_disk(disk); 1208245363Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE || 1209245363Smav disk->d_state == G_RAID_DISK_S_DISABLED) 1210219974Smav break; 1211219974Smav } 1212219974Smav } 1213219974Smav if (disk != NULL) 1214219974Smav continue; 1215219974Smav 1216219974Smav /* Try to get use some of SPARE disks. */ 1217219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1218219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 1219219974Smav update += g_raid_md_intel_start_disk(disk); 1220219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) 1221219974Smav break; 1222219974Smav } 1223219974Smav } 1224219974Smav } while (disk != NULL); 1225219974Smav 1226219974Smav /* Write new metadata if we changed something. */ 1227219974Smav if (update) { 1228219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1229219974Smav meta = mdi->mdio_meta; 1230219974Smav } 1231219974Smav 1232219974Smav /* Update status of our need for spare. */ 1233245363Smav mdi->mdio_incomplete = (g_raid_ndisks(sc, G_RAID_DISK_S_ACTIVE) + 1234245363Smav g_raid_ndisks(sc, G_RAID_DISK_S_DISABLED) < meta->total_disks); 1235219974Smav 1236219974Smav /* Request retaste hoping to find spare. */ 1237219974Smav if (mdi->mdio_incomplete) { 1238219974Smav task = malloc(sizeof(struct task), 1239219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 1240219974Smav TASK_INIT(task, 0, g_disk_md_intel_retaste, task); 1241219974Smav taskqueue_enqueue(taskqueue_swi, task); 1242219974Smav } 1243219974Smav} 1244219974Smav 1245219974Smavstatic void 1246219974Smavg_raid_md_intel_start(struct g_raid_softc *sc) 1247219974Smav{ 1248219974Smav struct g_raid_md_object *md; 1249219974Smav struct g_raid_md_intel_object *mdi; 1250245326Smav struct g_raid_md_intel_pervolume *pv; 1251219974Smav struct g_raid_md_intel_perdisk *pd; 1252219974Smav struct intel_raid_conf *meta; 1253219974Smav struct intel_raid_vol *mvol; 1254219974Smav struct intel_raid_map *mmap; 1255219974Smav struct g_raid_volume *vol; 1256219974Smav struct g_raid_subdisk *sd; 1257219974Smav struct g_raid_disk *disk; 1258219974Smav int i, j, disk_pos; 1259219974Smav 1260219974Smav md = sc->sc_md; 1261219974Smav mdi = (struct g_raid_md_intel_object *)md; 1262219974Smav meta = mdi->mdio_meta; 1263219974Smav 1264219974Smav /* Create volumes and subdisks. */ 1265219974Smav for (i = 0; i < meta->total_volumes; i++) { 1266219974Smav mvol = intel_get_volume(meta, i); 1267219974Smav mmap = intel_get_map(mvol, 0); 1268245400Smav vol = g_raid_create_volume(sc, mvol->name, mvol->tid - 1); 1269245326Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 1270245326Smav pv->pv_volume_pos = i; 1271245326Smav pv->pv_cng = (mvol->state & INTEL_ST_CLONE_N_GO) != 0; 1272245326Smav pv->pv_cng_man_sync = (mvol->state & INTEL_ST_CLONE_MAN_SYNC) != 0; 1273245326Smav if (mvol->cng_master_disk < mmap->total_disks) 1274245326Smav pv->pv_cng_master_disk = mvol->cng_master_disk; 1275245326Smav vol->v_md_data = pv; 1276234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_NONE; 1277219974Smav if (mmap->type == INTEL_T_RAID0) 1278219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID0; 1279219974Smav else if (mmap->type == INTEL_T_RAID1 && 1280219974Smav mmap->total_domains >= 2 && 1281219974Smav mmap->total_domains <= mmap->total_disks) { 1282219974Smav /* Assume total_domains is correct. */ 1283219974Smav if (mmap->total_domains == mmap->total_disks) 1284219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1285219974Smav else 1286219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1287219974Smav } else if (mmap->type == INTEL_T_RAID1) { 1288219974Smav /* total_domains looks wrong. */ 1289219974Smav if (mmap->total_disks <= 2) 1290219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1; 1291219974Smav else 1292219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID1E; 1293234458Smav } else if (mmap->type == INTEL_T_RAID5) { 1294219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_RAID5; 1295234458Smav vol->v_raid_level_qualifier = G_RAID_VOLUME_RLQ_R5LA; 1296234458Smav } else 1297219974Smav vol->v_raid_level = G_RAID_VOLUME_RL_UNKNOWN; 1298219974Smav vol->v_strip_size = (u_int)mmap->strip_sectors * 512; //ZZZ 1299219974Smav vol->v_disks_count = mmap->total_disks; 1300219974Smav vol->v_mediasize = (off_t)mvol->total_sectors * 512; //ZZZ 1301219974Smav vol->v_sectorsize = 512; //ZZZ 1302219974Smav for (j = 0; j < vol->v_disks_count; j++) { 1303219974Smav sd = &vol->v_subdisks[j]; 1304229886Sjimharris sd->sd_offset = intel_get_map_offset(mmap) * 512; //ZZZ 1305229886Sjimharris sd->sd_size = intel_get_map_disk_sectors(mmap) * 512; //ZZZ 1306219974Smav } 1307219974Smav g_raid_start_volume(vol); 1308219974Smav } 1309219974Smav 1310219974Smav /* Create disk placeholders to store data for later writing. */ 1311219974Smav for (disk_pos = 0; disk_pos < meta->total_disks; disk_pos++) { 1312219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1313219974Smav pd->pd_disk_pos = disk_pos; 1314219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1315219974Smav disk = g_raid_create_disk(sc); 1316219974Smav disk->d_md_data = (void *)pd; 1317219974Smav disk->d_state = G_RAID_DISK_S_OFFLINE; 1318219974Smav for (i = 0; i < meta->total_volumes; i++) { 1319219974Smav mvol = intel_get_volume(meta, i); 1320219974Smav mmap = intel_get_map(mvol, 0); 1321219974Smav for (j = 0; j < mmap->total_disks; j++) { 1322219974Smav if ((mmap->disk_idx[j] & INTEL_DI_IDX) == disk_pos) 1323219974Smav break; 1324219974Smav } 1325219974Smav if (j == mmap->total_disks) 1326219974Smav continue; 1327219974Smav vol = g_raid_md_intel_get_volume(sc, i); 1328219974Smav sd = &vol->v_subdisks[j]; 1329219974Smav sd->sd_disk = disk; 1330219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1331219974Smav } 1332219974Smav } 1333219974Smav 1334219974Smav /* Make all disks found till the moment take their places. */ 1335219974Smav do { 1336219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1337219974Smav if (disk->d_state == G_RAID_DISK_S_NONE) { 1338219974Smav g_raid_md_intel_start_disk(disk); 1339219974Smav break; 1340219974Smav } 1341219974Smav } 1342219974Smav } while (disk != NULL); 1343219974Smav 1344219974Smav mdi->mdio_started = 1; 1345219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1346219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1347219974Smav 1348219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1349219974Smav g_raid_md_intel_refill(sc); 1350219974Smav 1351219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1352219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1353219974Smav G_RAID_EVENT_VOLUME); 1354219974Smav } 1355219974Smav 1356219974Smav callout_stop(&mdi->mdio_start_co); 1357219974Smav G_RAID_DEBUG1(1, sc, "root_mount_rel %p", mdi->mdio_rootmount); 1358219974Smav root_mount_rel(mdi->mdio_rootmount); 1359219974Smav mdi->mdio_rootmount = NULL; 1360219974Smav} 1361219974Smav 1362219974Smavstatic void 1363219974Smavg_raid_md_intel_new_disk(struct g_raid_disk *disk) 1364219974Smav{ 1365219974Smav struct g_raid_softc *sc; 1366219974Smav struct g_raid_md_object *md; 1367219974Smav struct g_raid_md_intel_object *mdi; 1368219974Smav struct intel_raid_conf *pdmeta; 1369219974Smav struct g_raid_md_intel_perdisk *pd; 1370219974Smav 1371219974Smav sc = disk->d_softc; 1372219974Smav md = sc->sc_md; 1373219974Smav mdi = (struct g_raid_md_intel_object *)md; 1374219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1375219974Smav pdmeta = pd->pd_meta; 1376219974Smav 1377219974Smav if (mdi->mdio_started) { 1378219974Smav if (g_raid_md_intel_start_disk(disk)) 1379219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1380219974Smav } else { 1381219974Smav /* If we haven't started yet - check metadata freshness. */ 1382219974Smav if (mdi->mdio_meta == NULL || 1383219974Smav ((int32_t)(pdmeta->generation - mdi->mdio_generation)) > 0) { 1384219974Smav G_RAID_DEBUG1(1, sc, "Newer disk"); 1385219974Smav if (mdi->mdio_meta != NULL) 1386219974Smav free(mdi->mdio_meta, M_MD_INTEL); 1387219974Smav mdi->mdio_meta = intel_meta_copy(pdmeta); 1388219974Smav mdi->mdio_generation = mdi->mdio_meta->generation; 1389219974Smav mdi->mdio_disks_present = 1; 1390219974Smav } else if (pdmeta->generation == mdi->mdio_generation) { 1391219974Smav mdi->mdio_disks_present++; 1392219974Smav G_RAID_DEBUG1(1, sc, "Matching disk (%d of %d up)", 1393219974Smav mdi->mdio_disks_present, 1394219974Smav mdi->mdio_meta->total_disks); 1395219974Smav } else { 1396219974Smav G_RAID_DEBUG1(1, sc, "Older disk"); 1397219974Smav } 1398219974Smav /* If we collected all needed disks - start array. */ 1399219974Smav if (mdi->mdio_disks_present == mdi->mdio_meta->total_disks) 1400219974Smav g_raid_md_intel_start(sc); 1401219974Smav } 1402219974Smav} 1403219974Smav 1404219974Smavstatic void 1405219974Smavg_raid_intel_go(void *arg) 1406219974Smav{ 1407219974Smav struct g_raid_softc *sc; 1408219974Smav struct g_raid_md_object *md; 1409219974Smav struct g_raid_md_intel_object *mdi; 1410219974Smav 1411219974Smav sc = arg; 1412219974Smav md = sc->sc_md; 1413219974Smav mdi = (struct g_raid_md_intel_object *)md; 1414219974Smav if (!mdi->mdio_started) { 1415219974Smav G_RAID_DEBUG1(0, sc, "Force array start due to timeout."); 1416219974Smav g_raid_event_send(sc, G_RAID_NODE_E_START, 0); 1417219974Smav } 1418219974Smav} 1419219974Smav 1420219974Smavstatic int 1421219974Smavg_raid_md_create_intel(struct g_raid_md_object *md, struct g_class *mp, 1422219974Smav struct g_geom **gp) 1423219974Smav{ 1424219974Smav struct g_raid_softc *sc; 1425219974Smav struct g_raid_md_intel_object *mdi; 1426219974Smav char name[16]; 1427219974Smav 1428219974Smav mdi = (struct g_raid_md_intel_object *)md; 1429245433Smav mdi->mdio_config_id = mdi->mdio_orig_config_id = arc4random(); 1430219974Smav mdi->mdio_generation = 0; 1431219974Smav snprintf(name, sizeof(name), "Intel-%08x", mdi->mdio_config_id); 1432219974Smav sc = g_raid_create_node(mp, name, md); 1433219974Smav if (sc == NULL) 1434219974Smav return (G_RAID_MD_TASTE_FAIL); 1435219974Smav md->mdo_softc = sc; 1436219974Smav *gp = sc->sc_geom; 1437219974Smav return (G_RAID_MD_TASTE_NEW); 1438219974Smav} 1439219974Smav 1440219974Smav/* 1441219974Smav * Return the last N characters of the serial label. The Linux and 1442219974Smav * ataraid(7) code always uses the last 16 characters of the label to 1443219974Smav * store into the Intel meta format. Generalize this to N characters 1444219974Smav * since that's easy. Labels can be up to 20 characters for SATA drives 1445219974Smav * and up 251 characters for SAS drives. Since intel controllers don't 1446219974Smav * support SAS drives, just stick with the SATA limits for stack friendliness. 1447219974Smav */ 1448219974Smavstatic int 1449219974Smavg_raid_md_get_label(struct g_consumer *cp, char *serial, int serlen) 1450219974Smav{ 1451219974Smav char serial_buffer[24]; 1452219974Smav int len, error; 1453219974Smav 1454219974Smav len = sizeof(serial_buffer); 1455219974Smav error = g_io_getattr("GEOM::ident", cp, &len, serial_buffer); 1456219974Smav if (error != 0) 1457219974Smav return (error); 1458219974Smav len = strlen(serial_buffer); 1459219974Smav if (len > serlen) 1460219974Smav len -= serlen; 1461219974Smav else 1462219974Smav len = 0; 1463219974Smav strncpy(serial, serial_buffer + len, serlen); 1464219974Smav return (0); 1465219974Smav} 1466219974Smav 1467219974Smavstatic int 1468219974Smavg_raid_md_taste_intel(struct g_raid_md_object *md, struct g_class *mp, 1469219974Smav struct g_consumer *cp, struct g_geom **gp) 1470219974Smav{ 1471219974Smav struct g_consumer *rcp; 1472219974Smav struct g_provider *pp; 1473219974Smav struct g_raid_md_intel_object *mdi, *mdi1; 1474219974Smav struct g_raid_softc *sc; 1475219974Smav struct g_raid_disk *disk; 1476219974Smav struct intel_raid_conf *meta; 1477219974Smav struct g_raid_md_intel_perdisk *pd; 1478219974Smav struct g_geom *geom; 1479219974Smav int error, disk_pos, result, spare, len; 1480219974Smav char serial[INTEL_SERIAL_LEN]; 1481219974Smav char name[16]; 1482219974Smav uint16_t vendor; 1483219974Smav 1484219974Smav G_RAID_DEBUG(1, "Tasting Intel on %s", cp->provider->name); 1485219974Smav mdi = (struct g_raid_md_intel_object *)md; 1486219974Smav pp = cp->provider; 1487219974Smav 1488219974Smav /* Read metadata from device. */ 1489219974Smav meta = NULL; 1490219974Smav disk_pos = 0; 1491219974Smav g_topology_unlock(); 1492219974Smav error = g_raid_md_get_label(cp, serial, sizeof(serial)); 1493219974Smav if (error != 0) { 1494219974Smav G_RAID_DEBUG(1, "Cannot get serial number from %s (error=%d).", 1495219974Smav pp->name, error); 1496219974Smav goto fail2; 1497219974Smav } 1498279878Smav vendor = 0xffff; 1499279878Smav len = sizeof(vendor); 1500219974Smav if (pp->geom->rank == 1) 1501219974Smav g_io_getattr("GEOM::hba_vendor", cp, &len, &vendor); 1502219974Smav meta = intel_meta_read(cp); 1503219974Smav g_topology_lock(); 1504219974Smav if (meta == NULL) { 1505219974Smav if (g_raid_aggressive_spare) { 1506226816Smav if (vendor != 0x8086) { 1507219974Smav G_RAID_DEBUG(1, 1508226816Smav "Intel vendor mismatch 0x%04x != 0x8086", 1509226816Smav vendor); 1510226816Smav } else { 1511226816Smav G_RAID_DEBUG(1, 1512219974Smav "No Intel metadata, forcing spare."); 1513219974Smav spare = 2; 1514219974Smav goto search; 1515219974Smav } 1516219974Smav } 1517219974Smav return (G_RAID_MD_TASTE_FAIL); 1518219974Smav } 1519219974Smav 1520219974Smav /* Check this disk position in obtained metadata. */ 1521219974Smav disk_pos = intel_meta_find_disk(meta, serial); 1522219974Smav if (disk_pos < 0) { 1523219974Smav G_RAID_DEBUG(1, "Intel serial '%s' not found", serial); 1524219974Smav goto fail1; 1525219974Smav } 1526229886Sjimharris if (intel_get_disk_sectors(&meta->disk[disk_pos]) != 1527219974Smav (pp->mediasize / pp->sectorsize)) { 1528226816Smav G_RAID_DEBUG(1, "Intel size mismatch %ju != %ju", 1529229886Sjimharris intel_get_disk_sectors(&meta->disk[disk_pos]), 1530226816Smav (off_t)(pp->mediasize / pp->sectorsize)); 1531219974Smav goto fail1; 1532219974Smav } 1533219974Smav 1534219974Smav G_RAID_DEBUG(1, "Intel disk position %d", disk_pos); 1535219974Smav spare = meta->disk[disk_pos].flags & INTEL_F_SPARE; 1536219974Smav 1537219974Smavsearch: 1538219974Smav /* Search for matching node. */ 1539219974Smav sc = NULL; 1540219974Smav mdi1 = NULL; 1541219974Smav LIST_FOREACH(geom, &mp->geom, geom) { 1542219974Smav sc = geom->softc; 1543219974Smav if (sc == NULL) 1544219974Smav continue; 1545219974Smav if (sc->sc_stopping != 0) 1546219974Smav continue; 1547219974Smav if (sc->sc_md->mdo_class != md->mdo_class) 1548219974Smav continue; 1549219974Smav mdi1 = (struct g_raid_md_intel_object *)sc->sc_md; 1550219974Smav if (spare) { 1551219974Smav if (mdi1->mdio_incomplete) 1552219974Smav break; 1553219974Smav } else { 1554219974Smav if (mdi1->mdio_config_id == meta->config_id) 1555219974Smav break; 1556219974Smav } 1557219974Smav } 1558219974Smav 1559219974Smav /* Found matching node. */ 1560219974Smav if (geom != NULL) { 1561219974Smav G_RAID_DEBUG(1, "Found matching array %s", sc->sc_name); 1562219974Smav result = G_RAID_MD_TASTE_EXISTING; 1563219974Smav 1564219974Smav } else if (spare) { /* Not found needy node -- left for later. */ 1565219974Smav G_RAID_DEBUG(1, "Spare is not needed at this time"); 1566219974Smav goto fail1; 1567219974Smav 1568219974Smav } else { /* Not found matching node -- create one. */ 1569219974Smav result = G_RAID_MD_TASTE_NEW; 1570219974Smav mdi->mdio_config_id = meta->config_id; 1571245433Smav mdi->mdio_orig_config_id = meta->orig_config_id; 1572219974Smav snprintf(name, sizeof(name), "Intel-%08x", meta->config_id); 1573219974Smav sc = g_raid_create_node(mp, name, md); 1574219974Smav md->mdo_softc = sc; 1575219974Smav geom = sc->sc_geom; 1576219974Smav callout_init(&mdi->mdio_start_co, 1); 1577219974Smav callout_reset(&mdi->mdio_start_co, g_raid_start_timeout * hz, 1578219974Smav g_raid_intel_go, sc); 1579219974Smav mdi->mdio_rootmount = root_mount_hold("GRAID-Intel"); 1580219974Smav G_RAID_DEBUG1(1, sc, "root_mount_hold %p", mdi->mdio_rootmount); 1581219974Smav } 1582219974Smav 1583265669Smav /* There is no return after this point, so we close passed consumer. */ 1584265669Smav g_access(cp, -1, 0, 0); 1585265669Smav 1586219974Smav rcp = g_new_consumer(geom); 1587260385Sscottl rcp->flags |= G_CF_DIRECT_RECEIVE; 1588219974Smav g_attach(rcp, pp); 1589219974Smav if (g_access(rcp, 1, 1, 1) != 0) 1590219974Smav ; //goto fail1; 1591219974Smav 1592219974Smav g_topology_unlock(); 1593219974Smav sx_xlock(&sc->sc_lock); 1594219974Smav 1595219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1596219974Smav pd->pd_meta = meta; 1597219974Smav pd->pd_disk_pos = -1; 1598219974Smav if (spare == 2) { 1599219974Smav memcpy(&pd->pd_disk_meta.serial[0], serial, INTEL_SERIAL_LEN); 1600229886Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1601229886Sjimharris pp->mediasize / pp->sectorsize); 1602219974Smav pd->pd_disk_meta.id = 0; 1603219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 1604219974Smav } else { 1605219974Smav pd->pd_disk_meta = meta->disk[disk_pos]; 1606219974Smav } 1607219974Smav disk = g_raid_create_disk(sc); 1608219974Smav disk->d_md_data = (void *)pd; 1609219974Smav disk->d_consumer = rcp; 1610219974Smav rcp->private = disk; 1611219974Smav 1612242323Smav g_raid_get_disk_info(disk); 1613219974Smav 1614219974Smav g_raid_md_intel_new_disk(disk); 1615219974Smav 1616219974Smav sx_xunlock(&sc->sc_lock); 1617219974Smav g_topology_lock(); 1618219974Smav *gp = geom; 1619219974Smav return (result); 1620219974Smavfail2: 1621219974Smav g_topology_lock(); 1622219974Smavfail1: 1623219974Smav free(meta, M_MD_INTEL); 1624219974Smav return (G_RAID_MD_TASTE_FAIL); 1625219974Smav} 1626219974Smav 1627219974Smavstatic int 1628219974Smavg_raid_md_event_intel(struct g_raid_md_object *md, 1629219974Smav struct g_raid_disk *disk, u_int event) 1630219974Smav{ 1631219974Smav struct g_raid_softc *sc; 1632219974Smav struct g_raid_subdisk *sd; 1633219974Smav struct g_raid_md_intel_object *mdi; 1634219974Smav struct g_raid_md_intel_perdisk *pd; 1635219974Smav 1636219974Smav sc = md->mdo_softc; 1637219974Smav mdi = (struct g_raid_md_intel_object *)md; 1638219974Smav if (disk == NULL) { 1639219974Smav switch (event) { 1640219974Smav case G_RAID_NODE_E_START: 1641219974Smav if (!mdi->mdio_started) 1642219974Smav g_raid_md_intel_start(sc); 1643219974Smav return (0); 1644219974Smav } 1645219974Smav return (-1); 1646219974Smav } 1647219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1648219974Smav switch (event) { 1649219974Smav case G_RAID_DISK_E_DISCONNECTED: 1650219974Smav /* If disk was assigned, just update statuses. */ 1651219974Smav if (pd->pd_disk_pos >= 0) { 1652219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1653219974Smav if (disk->d_consumer) { 1654219974Smav g_raid_kill_consumer(sc, disk->d_consumer); 1655219974Smav disk->d_consumer = NULL; 1656219974Smav } 1657219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 1658219974Smav g_raid_change_subdisk_state(sd, 1659219974Smav G_RAID_SUBDISK_S_NONE); 1660219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 1661219974Smav G_RAID_EVENT_SUBDISK); 1662219974Smav } 1663219974Smav } else { 1664219974Smav /* Otherwise -- delete. */ 1665219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 1666219974Smav g_raid_destroy_disk(disk); 1667219974Smav } 1668219974Smav 1669219974Smav /* Write updated metadata to all disks. */ 1670219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1671219974Smav 1672219974Smav /* Check if anything left except placeholders. */ 1673219974Smav if (g_raid_ndisks(sc, -1) == 1674219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 1675219974Smav g_raid_destroy_node(sc, 0); 1676219974Smav else 1677219974Smav g_raid_md_intel_refill(sc); 1678219974Smav return (0); 1679219974Smav } 1680219974Smav return (-2); 1681219974Smav} 1682219974Smav 1683219974Smavstatic int 1684219974Smavg_raid_md_ctl_intel(struct g_raid_md_object *md, 1685219974Smav struct gctl_req *req) 1686219974Smav{ 1687219974Smav struct g_raid_softc *sc; 1688219974Smav struct g_raid_volume *vol, *vol1; 1689219974Smav struct g_raid_subdisk *sd; 1690219974Smav struct g_raid_disk *disk; 1691219974Smav struct g_raid_md_intel_object *mdi; 1692245326Smav struct g_raid_md_intel_pervolume *pv; 1693219974Smav struct g_raid_md_intel_perdisk *pd; 1694219974Smav struct g_consumer *cp; 1695219974Smav struct g_provider *pp; 1696219974Smav char arg[16], serial[INTEL_SERIAL_LEN]; 1697241329Smav const char *nodename, *verb, *volname, *levelname, *diskname; 1698219974Smav char *tmp; 1699219974Smav int *nargs, *force; 1700229886Sjimharris off_t off, size, sectorsize, strip, disk_sectors; 1701219974Smav intmax_t *sizearg, *striparg; 1702219974Smav int numdisks, i, len, level, qual, update; 1703219974Smav int error; 1704219974Smav 1705219974Smav sc = md->mdo_softc; 1706219974Smav mdi = (struct g_raid_md_intel_object *)md; 1707219974Smav verb = gctl_get_param(req, "verb", NULL); 1708219974Smav nargs = gctl_get_paraml(req, "nargs", sizeof(*nargs)); 1709219974Smav error = 0; 1710219974Smav if (strcmp(verb, "label") == 0) { 1711219974Smav 1712219974Smav if (*nargs < 4) { 1713219974Smav gctl_error(req, "Invalid number of arguments."); 1714219974Smav return (-1); 1715219974Smav } 1716219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1717219974Smav if (volname == NULL) { 1718219974Smav gctl_error(req, "No volume name."); 1719219974Smav return (-2); 1720219974Smav } 1721219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1722219974Smav if (levelname == NULL) { 1723219974Smav gctl_error(req, "No RAID level."); 1724219974Smav return (-3); 1725219974Smav } 1726234458Smav if (strcasecmp(levelname, "RAID5") == 0) 1727234727Smav levelname = "RAID5-LA"; 1728219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1729219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1730219974Smav return (-4); 1731219974Smav } 1732219974Smav numdisks = *nargs - 3; 1733219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1734219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1735219974Smav force ? *force : 0)) { 1736219974Smav gctl_error(req, "Unsupported RAID level " 1737219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1738219974Smav level, qual, numdisks); 1739219974Smav return (-5); 1740219974Smav } 1741219974Smav 1742219974Smav /* Search for disks, connect them and probe. */ 1743219974Smav size = 0x7fffffffffffffffllu; 1744219974Smav sectorsize = 0; 1745219974Smav for (i = 0; i < numdisks; i++) { 1746219974Smav snprintf(arg, sizeof(arg), "arg%d", i + 3); 1747219974Smav diskname = gctl_get_asciiparam(req, arg); 1748219974Smav if (diskname == NULL) { 1749219974Smav gctl_error(req, "No disk name (%s).", arg); 1750219974Smav error = -6; 1751219974Smav break; 1752219974Smav } 1753219974Smav if (strcmp(diskname, "NONE") == 0) { 1754219974Smav cp = NULL; 1755219974Smav pp = NULL; 1756219974Smav } else { 1757219974Smav g_topology_lock(); 1758219974Smav cp = g_raid_open_consumer(sc, diskname); 1759219974Smav if (cp == NULL) { 1760219974Smav gctl_error(req, "Can't open disk '%s'.", 1761219974Smav diskname); 1762219974Smav g_topology_unlock(); 1763220210Smav error = -7; 1764219974Smav break; 1765219974Smav } 1766219974Smav pp = cp->provider; 1767219974Smav } 1768219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 1769219974Smav pd->pd_disk_pos = i; 1770219974Smav disk = g_raid_create_disk(sc); 1771219974Smav disk->d_md_data = (void *)pd; 1772219974Smav disk->d_consumer = cp; 1773219974Smav if (cp == NULL) { 1774219974Smav strcpy(&pd->pd_disk_meta.serial[0], "NONE"); 1775219974Smav pd->pd_disk_meta.id = 0xffffffff; 1776219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 1777219974Smav continue; 1778219974Smav } 1779219974Smav cp->private = disk; 1780219974Smav g_topology_unlock(); 1781219974Smav 1782219974Smav error = g_raid_md_get_label(cp, 1783219974Smav &pd->pd_disk_meta.serial[0], INTEL_SERIAL_LEN); 1784219974Smav if (error != 0) { 1785219974Smav gctl_error(req, 1786219974Smav "Can't get serial for provider '%s'.", 1787219974Smav diskname); 1788219974Smav error = -8; 1789219974Smav break; 1790219974Smav } 1791219974Smav 1792242323Smav g_raid_get_disk_info(disk); 1793219974Smav 1794229886Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 1795229886Sjimharris pp->mediasize / pp->sectorsize); 1796219974Smav if (size > pp->mediasize) 1797219974Smav size = pp->mediasize; 1798219974Smav if (sectorsize < pp->sectorsize) 1799219974Smav sectorsize = pp->sectorsize; 1800219974Smav pd->pd_disk_meta.id = 0; 1801219974Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED | INTEL_F_ONLINE; 1802219974Smav } 1803219974Smav if (error != 0) 1804219974Smav return (error); 1805219974Smav 1806220210Smav if (sectorsize <= 0) { 1807220210Smav gctl_error(req, "Can't get sector size."); 1808220210Smav return (-8); 1809220210Smav } 1810220210Smav 1811219974Smav /* Reserve some space for metadata. */ 1812219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1813219974Smav 1814219974Smav /* Handle size argument. */ 1815219974Smav len = sizeof(*sizearg); 1816219974Smav sizearg = gctl_get_param(req, "size", &len); 1817219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 1818219974Smav *sizearg > 0) { 1819219974Smav if (*sizearg > size) { 1820219974Smav gctl_error(req, "Size too big %lld > %lld.", 1821219974Smav (long long)*sizearg, (long long)size); 1822219974Smav return (-9); 1823219974Smav } 1824219974Smav size = *sizearg; 1825219974Smav } 1826219974Smav 1827219974Smav /* Handle strip argument. */ 1828219974Smav strip = 131072; 1829219974Smav len = sizeof(*striparg); 1830219974Smav striparg = gctl_get_param(req, "strip", &len); 1831219974Smav if (striparg != NULL && len == sizeof(*striparg) && 1832219974Smav *striparg > 0) { 1833219974Smav if (*striparg < sectorsize) { 1834219974Smav gctl_error(req, "Strip size too small."); 1835219974Smav return (-10); 1836219974Smav } 1837219974Smav if (*striparg % sectorsize != 0) { 1838219974Smav gctl_error(req, "Incorrect strip size."); 1839219974Smav return (-11); 1840219974Smav } 1841219974Smav if (strip > 65535 * sectorsize) { 1842219974Smav gctl_error(req, "Strip size too big."); 1843219974Smav return (-12); 1844219974Smav } 1845219974Smav strip = *striparg; 1846219974Smav } 1847219974Smav 1848219974Smav /* Round size down to strip or sector. */ 1849219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 1850219974Smav size -= (size % sectorsize); 1851219974Smav else if (level == G_RAID_VOLUME_RL_RAID1E && 1852219974Smav (numdisks & 1) != 0) 1853219974Smav size -= (size % (2 * strip)); 1854219974Smav else 1855219974Smav size -= (size % strip); 1856219974Smav if (size <= 0) { 1857219974Smav gctl_error(req, "Size too small."); 1858219974Smav return (-13); 1859219974Smav } 1860219974Smav 1861219974Smav /* We have all we need, create things: volume, ... */ 1862219974Smav mdi->mdio_started = 1; 1863219974Smav vol = g_raid_create_volume(sc, volname, -1); 1864245326Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 1865245326Smav pv->pv_volume_pos = 0; 1866245326Smav vol->v_md_data = pv; 1867219974Smav vol->v_raid_level = level; 1868234458Smav vol->v_raid_level_qualifier = qual; 1869219974Smav vol->v_strip_size = strip; 1870219974Smav vol->v_disks_count = numdisks; 1871219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 1872219974Smav vol->v_mediasize = size * numdisks; 1873219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 1874219974Smav vol->v_mediasize = size; 1875219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 1876219974Smav vol->v_mediasize = size * (numdisks - 1); 1877219974Smav else { /* RAID1E */ 1878219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 1879219974Smav strip; 1880219974Smav } 1881219974Smav vol->v_sectorsize = sectorsize; 1882219974Smav g_raid_start_volume(vol); 1883219974Smav 1884219974Smav /* , and subdisks. */ 1885219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 1886219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 1887219974Smav sd = &vol->v_subdisks[pd->pd_disk_pos]; 1888219974Smav sd->sd_disk = disk; 1889219974Smav sd->sd_offset = 0; 1890219974Smav sd->sd_size = size; 1891219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 1892219974Smav if (sd->sd_disk->d_consumer != NULL) { 1893219974Smav g_raid_change_disk_state(disk, 1894219974Smav G_RAID_DISK_S_ACTIVE); 1895234458Smav if (level == G_RAID_VOLUME_RL_RAID5) 1896234458Smav g_raid_change_subdisk_state(sd, 1897234458Smav G_RAID_SUBDISK_S_UNINITIALIZED); 1898234458Smav else 1899234458Smav g_raid_change_subdisk_state(sd, 1900234458Smav G_RAID_SUBDISK_S_ACTIVE); 1901219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 1902219974Smav G_RAID_EVENT_SUBDISK); 1903219974Smav } else { 1904219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 1905219974Smav } 1906219974Smav } 1907219974Smav 1908219974Smav /* Write metadata based on created entities. */ 1909219974Smav G_RAID_DEBUG1(0, sc, "Array started."); 1910219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 1911219974Smav 1912219974Smav /* Pickup any STALE/SPARE disks to refill array if needed. */ 1913219974Smav g_raid_md_intel_refill(sc); 1914219974Smav 1915219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 1916219974Smav G_RAID_EVENT_VOLUME); 1917219974Smav return (0); 1918219974Smav } 1919219974Smav if (strcmp(verb, "add") == 0) { 1920219974Smav 1921219974Smav if (*nargs != 3) { 1922219974Smav gctl_error(req, "Invalid number of arguments."); 1923219974Smav return (-1); 1924219974Smav } 1925219974Smav volname = gctl_get_asciiparam(req, "arg1"); 1926219974Smav if (volname == NULL) { 1927219974Smav gctl_error(req, "No volume name."); 1928219974Smav return (-2); 1929219974Smav } 1930219974Smav levelname = gctl_get_asciiparam(req, "arg2"); 1931219974Smav if (levelname == NULL) { 1932219974Smav gctl_error(req, "No RAID level."); 1933219974Smav return (-3); 1934219974Smav } 1935234458Smav if (strcasecmp(levelname, "RAID5") == 0) 1936234727Smav levelname = "RAID5-LA"; 1937219974Smav if (g_raid_volume_str2level(levelname, &level, &qual)) { 1938219974Smav gctl_error(req, "Unknown RAID level '%s'.", levelname); 1939219974Smav return (-4); 1940219974Smav } 1941219974Smav 1942219974Smav /* Look for existing volumes. */ 1943219974Smav i = 0; 1944219974Smav vol1 = NULL; 1945219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 1946219974Smav vol1 = vol; 1947219974Smav i++; 1948219974Smav } 1949219974Smav if (i > 1) { 1950219974Smav gctl_error(req, "Maximum two volumes supported."); 1951219974Smav return (-6); 1952219974Smav } 1953219974Smav if (vol1 == NULL) { 1954219974Smav gctl_error(req, "At least one volume must exist."); 1955219974Smav return (-7); 1956219974Smav } 1957219974Smav 1958219974Smav numdisks = vol1->v_disks_count; 1959219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 1960219974Smav if (!g_raid_md_intel_supported(level, qual, numdisks, 1961219974Smav force ? *force : 0)) { 1962219974Smav gctl_error(req, "Unsupported RAID level " 1963219974Smav "(0x%02x/0x%02x), or number of disks (%d).", 1964219974Smav level, qual, numdisks); 1965219974Smav return (-5); 1966219974Smav } 1967219974Smav 1968219974Smav /* Collect info about present disks. */ 1969219974Smav size = 0x7fffffffffffffffllu; 1970219974Smav sectorsize = 512; 1971219974Smav for (i = 0; i < numdisks; i++) { 1972219974Smav disk = vol1->v_subdisks[i].sd_disk; 1973219974Smav pd = (struct g_raid_md_intel_perdisk *) 1974219974Smav disk->d_md_data; 1975229886Sjimharris disk_sectors = 1976229886Sjimharris intel_get_disk_sectors(&pd->pd_disk_meta); 1977229886Sjimharris 1978229886Sjimharris if (disk_sectors * 512 < size) 1979229886Sjimharris size = disk_sectors * 512; 1980219974Smav if (disk->d_consumer != NULL && 1981219974Smav disk->d_consumer->provider != NULL && 1982219974Smav disk->d_consumer->provider->sectorsize > 1983219974Smav sectorsize) { 1984219974Smav sectorsize = 1985219974Smav disk->d_consumer->provider->sectorsize; 1986219974Smav } 1987219974Smav } 1988219974Smav 1989219974Smav /* Reserve some space for metadata. */ 1990219974Smav size -= ((4096 + sectorsize - 1) / sectorsize) * sectorsize; 1991219974Smav 1992219974Smav /* Decide insert before or after. */ 1993219974Smav sd = &vol1->v_subdisks[0]; 1994219974Smav if (sd->sd_offset > 1995219974Smav size - (sd->sd_offset + sd->sd_size)) { 1996219974Smav off = 0; 1997219974Smav size = sd->sd_offset; 1998219974Smav } else { 1999219974Smav off = sd->sd_offset + sd->sd_size; 2000219974Smav size = size - (sd->sd_offset + sd->sd_size); 2001219974Smav } 2002219974Smav 2003219974Smav /* Handle strip argument. */ 2004219974Smav strip = 131072; 2005219974Smav len = sizeof(*striparg); 2006219974Smav striparg = gctl_get_param(req, "strip", &len); 2007219974Smav if (striparg != NULL && len == sizeof(*striparg) && 2008219974Smav *striparg > 0) { 2009219974Smav if (*striparg < sectorsize) { 2010219974Smav gctl_error(req, "Strip size too small."); 2011219974Smav return (-10); 2012219974Smav } 2013219974Smav if (*striparg % sectorsize != 0) { 2014219974Smav gctl_error(req, "Incorrect strip size."); 2015219974Smav return (-11); 2016219974Smav } 2017219974Smav if (strip > 65535 * sectorsize) { 2018219974Smav gctl_error(req, "Strip size too big."); 2019219974Smav return (-12); 2020219974Smav } 2021219974Smav strip = *striparg; 2022219974Smav } 2023219974Smav 2024219974Smav /* Round offset up to strip. */ 2025219974Smav if (off % strip != 0) { 2026219974Smav size -= strip - off % strip; 2027219974Smav off += strip - off % strip; 2028219974Smav } 2029219974Smav 2030219974Smav /* Handle size argument. */ 2031219974Smav len = sizeof(*sizearg); 2032219974Smav sizearg = gctl_get_param(req, "size", &len); 2033219974Smav if (sizearg != NULL && len == sizeof(*sizearg) && 2034219974Smav *sizearg > 0) { 2035219974Smav if (*sizearg > size) { 2036219974Smav gctl_error(req, "Size too big %lld > %lld.", 2037219974Smav (long long)*sizearg, (long long)size); 2038219974Smav return (-9); 2039219974Smav } 2040219974Smav size = *sizearg; 2041219974Smav } 2042219974Smav 2043219974Smav /* Round size down to strip or sector. */ 2044219974Smav if (level == G_RAID_VOLUME_RL_RAID1) 2045219974Smav size -= (size % sectorsize); 2046219974Smav else 2047219974Smav size -= (size % strip); 2048219974Smav if (size <= 0) { 2049219974Smav gctl_error(req, "Size too small."); 2050219974Smav return (-13); 2051219974Smav } 2052219974Smav if (size > 0xffffffffllu * sectorsize) { 2053219974Smav gctl_error(req, "Size too big."); 2054219974Smav return (-14); 2055219974Smav } 2056219974Smav 2057219974Smav /* We have all we need, create things: volume, ... */ 2058219974Smav vol = g_raid_create_volume(sc, volname, -1); 2059245326Smav pv = malloc(sizeof(*pv), M_MD_INTEL, M_WAITOK | M_ZERO); 2060245326Smav pv->pv_volume_pos = i; 2061245326Smav vol->v_md_data = pv; 2062219974Smav vol->v_raid_level = level; 2063234458Smav vol->v_raid_level_qualifier = qual; 2064219974Smav vol->v_strip_size = strip; 2065219974Smav vol->v_disks_count = numdisks; 2066219974Smav if (level == G_RAID_VOLUME_RL_RAID0) 2067219974Smav vol->v_mediasize = size * numdisks; 2068219974Smav else if (level == G_RAID_VOLUME_RL_RAID1) 2069219974Smav vol->v_mediasize = size; 2070219974Smav else if (level == G_RAID_VOLUME_RL_RAID5) 2071219974Smav vol->v_mediasize = size * (numdisks - 1); 2072219974Smav else { /* RAID1E */ 2073219974Smav vol->v_mediasize = ((size * numdisks) / strip / 2) * 2074219974Smav strip; 2075219974Smav } 2076219974Smav vol->v_sectorsize = sectorsize; 2077219974Smav g_raid_start_volume(vol); 2078219974Smav 2079219974Smav /* , and subdisks. */ 2080219974Smav for (i = 0; i < numdisks; i++) { 2081219974Smav disk = vol1->v_subdisks[i].sd_disk; 2082219974Smav sd = &vol->v_subdisks[i]; 2083219974Smav sd->sd_disk = disk; 2084219974Smav sd->sd_offset = off; 2085219974Smav sd->sd_size = size; 2086219974Smav TAILQ_INSERT_TAIL(&disk->d_subdisks, sd, sd_next); 2087219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 2088234458Smav if (level == G_RAID_VOLUME_RL_RAID5) 2089234458Smav g_raid_change_subdisk_state(sd, 2090234458Smav G_RAID_SUBDISK_S_UNINITIALIZED); 2091234458Smav else 2092234458Smav g_raid_change_subdisk_state(sd, 2093234458Smav G_RAID_SUBDISK_S_ACTIVE); 2094219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_NEW, 2095219974Smav G_RAID_EVENT_SUBDISK); 2096219974Smav } 2097219974Smav } 2098219974Smav 2099219974Smav /* Write metadata based on created entities. */ 2100219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2101219974Smav 2102219974Smav g_raid_event_send(vol, G_RAID_VOLUME_E_START, 2103219974Smav G_RAID_EVENT_VOLUME); 2104219974Smav return (0); 2105219974Smav } 2106219974Smav if (strcmp(verb, "delete") == 0) { 2107219974Smav 2108241329Smav nodename = gctl_get_asciiparam(req, "arg0"); 2109241329Smav if (nodename != NULL && strcasecmp(sc->sc_name, nodename) != 0) 2110241329Smav nodename = NULL; 2111241329Smav 2112219974Smav /* Full node destruction. */ 2113241329Smav if (*nargs == 1 && nodename != NULL) { 2114219974Smav /* Check if some volume is still open. */ 2115219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 2116219974Smav if (force != NULL && *force == 0 && 2117219974Smav g_raid_nopens(sc) != 0) { 2118219974Smav gctl_error(req, "Some volume is still open."); 2119219974Smav return (-4); 2120219974Smav } 2121219974Smav 2122219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2123219974Smav if (disk->d_consumer) 2124219974Smav intel_meta_erase(disk->d_consumer); 2125219974Smav } 2126219974Smav g_raid_destroy_node(sc, 0); 2127219974Smav return (0); 2128219974Smav } 2129219974Smav 2130219974Smav /* Destroy specified volume. If it was last - all node. */ 2131241329Smav if (*nargs > 2) { 2132219974Smav gctl_error(req, "Invalid number of arguments."); 2133219974Smav return (-1); 2134219974Smav } 2135241329Smav volname = gctl_get_asciiparam(req, 2136241329Smav nodename != NULL ? "arg1" : "arg0"); 2137219974Smav if (volname == NULL) { 2138219974Smav gctl_error(req, "No volume name."); 2139219974Smav return (-2); 2140219974Smav } 2141219974Smav 2142219974Smav /* Search for volume. */ 2143219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2144219974Smav if (strcmp(vol->v_name, volname) == 0) 2145219974Smav break; 2146241329Smav pp = vol->v_provider; 2147241329Smav if (pp == NULL) 2148241329Smav continue; 2149241329Smav if (strcmp(pp->name, volname) == 0) 2150241329Smav break; 2151241329Smav if (strncmp(pp->name, "raid/", 5) == 0 && 2152241329Smav strcmp(pp->name + 5, volname) == 0) 2153241329Smav break; 2154219974Smav } 2155219974Smav if (vol == NULL) { 2156219974Smav i = strtol(volname, &tmp, 10); 2157219974Smav if (verb != volname && tmp[0] == 0) { 2158219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2159219974Smav if (vol->v_global_id == i) 2160219974Smav break; 2161219974Smav } 2162219974Smav } 2163219974Smav } 2164219974Smav if (vol == NULL) { 2165219974Smav gctl_error(req, "Volume '%s' not found.", volname); 2166219974Smav return (-3); 2167219974Smav } 2168219974Smav 2169219974Smav /* Check if volume is still open. */ 2170219974Smav force = gctl_get_paraml(req, "force", sizeof(*force)); 2171219974Smav if (force != NULL && *force == 0 && 2172219974Smav vol->v_provider_open != 0) { 2173219974Smav gctl_error(req, "Volume is still open."); 2174219974Smav return (-4); 2175219974Smav } 2176219974Smav 2177219974Smav /* Destroy volume and potentially node. */ 2178219974Smav i = 0; 2179219974Smav TAILQ_FOREACH(vol1, &sc->sc_volumes, v_next) 2180219974Smav i++; 2181219974Smav if (i >= 2) { 2182219974Smav g_raid_destroy_volume(vol); 2183219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2184219974Smav } else { 2185219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2186219974Smav if (disk->d_consumer) 2187219974Smav intel_meta_erase(disk->d_consumer); 2188219974Smav } 2189219974Smav g_raid_destroy_node(sc, 0); 2190219974Smav } 2191219974Smav return (0); 2192219974Smav } 2193219974Smav if (strcmp(verb, "remove") == 0 || 2194219974Smav strcmp(verb, "fail") == 0) { 2195219974Smav if (*nargs < 2) { 2196219974Smav gctl_error(req, "Invalid number of arguments."); 2197219974Smav return (-1); 2198219974Smav } 2199219974Smav for (i = 1; i < *nargs; i++) { 2200219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2201219974Smav diskname = gctl_get_asciiparam(req, arg); 2202219974Smav if (diskname == NULL) { 2203219974Smav gctl_error(req, "No disk name (%s).", arg); 2204219974Smav error = -2; 2205219974Smav break; 2206219974Smav } 2207219974Smav if (strncmp(diskname, "/dev/", 5) == 0) 2208219974Smav diskname += 5; 2209219974Smav 2210219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2211219974Smav if (disk->d_consumer != NULL && 2212219974Smav disk->d_consumer->provider != NULL && 2213219974Smav strcmp(disk->d_consumer->provider->name, 2214219974Smav diskname) == 0) 2215219974Smav break; 2216219974Smav } 2217219974Smav if (disk == NULL) { 2218219974Smav gctl_error(req, "Disk '%s' not found.", 2219219974Smav diskname); 2220219974Smav error = -3; 2221219974Smav break; 2222219974Smav } 2223219974Smav 2224219974Smav if (strcmp(verb, "fail") == 0) { 2225219974Smav g_raid_md_fail_disk_intel(md, NULL, disk); 2226219974Smav continue; 2227219974Smav } 2228219974Smav 2229219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2230219974Smav 2231219974Smav /* Erase metadata on deleting disk. */ 2232219974Smav intel_meta_erase(disk->d_consumer); 2233219974Smav 2234219974Smav /* If disk was assigned, just update statuses. */ 2235219974Smav if (pd->pd_disk_pos >= 0) { 2236219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_OFFLINE); 2237220209Smav g_raid_kill_consumer(sc, disk->d_consumer); 2238220209Smav disk->d_consumer = NULL; 2239219974Smav TAILQ_FOREACH(sd, &disk->d_subdisks, sd_next) { 2240219974Smav g_raid_change_subdisk_state(sd, 2241219974Smav G_RAID_SUBDISK_S_NONE); 2242219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_DISCONNECTED, 2243219974Smav G_RAID_EVENT_SUBDISK); 2244219974Smav } 2245219974Smav } else { 2246219974Smav /* Otherwise -- delete. */ 2247219974Smav g_raid_change_disk_state(disk, G_RAID_DISK_S_NONE); 2248219974Smav g_raid_destroy_disk(disk); 2249219974Smav } 2250219974Smav } 2251219974Smav 2252219974Smav /* Write updated metadata to remaining disks. */ 2253219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2254219974Smav 2255219974Smav /* Check if anything left except placeholders. */ 2256219974Smav if (g_raid_ndisks(sc, -1) == 2257219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2258219974Smav g_raid_destroy_node(sc, 0); 2259219974Smav else 2260219974Smav g_raid_md_intel_refill(sc); 2261219974Smav return (error); 2262219974Smav } 2263219974Smav if (strcmp(verb, "insert") == 0) { 2264219974Smav if (*nargs < 2) { 2265219974Smav gctl_error(req, "Invalid number of arguments."); 2266219974Smav return (-1); 2267219974Smav } 2268219974Smav update = 0; 2269219974Smav for (i = 1; i < *nargs; i++) { 2270219974Smav /* Get disk name. */ 2271219974Smav snprintf(arg, sizeof(arg), "arg%d", i); 2272219974Smav diskname = gctl_get_asciiparam(req, arg); 2273219974Smav if (diskname == NULL) { 2274219974Smav gctl_error(req, "No disk name (%s).", arg); 2275219974Smav error = -3; 2276219974Smav break; 2277219974Smav } 2278219974Smav 2279219974Smav /* Try to find provider with specified name. */ 2280219974Smav g_topology_lock(); 2281219974Smav cp = g_raid_open_consumer(sc, diskname); 2282219974Smav if (cp == NULL) { 2283219974Smav gctl_error(req, "Can't open disk '%s'.", 2284219974Smav diskname); 2285219974Smav g_topology_unlock(); 2286219974Smav error = -4; 2287219974Smav break; 2288219974Smav } 2289219974Smav pp = cp->provider; 2290219974Smav g_topology_unlock(); 2291219974Smav 2292219974Smav /* Read disk serial. */ 2293219974Smav error = g_raid_md_get_label(cp, 2294219974Smav &serial[0], INTEL_SERIAL_LEN); 2295219974Smav if (error != 0) { 2296219974Smav gctl_error(req, 2297219974Smav "Can't get serial for provider '%s'.", 2298219974Smav diskname); 2299219974Smav g_raid_kill_consumer(sc, cp); 2300219974Smav error = -7; 2301219974Smav break; 2302219974Smav } 2303219974Smav 2304219974Smav pd = malloc(sizeof(*pd), M_MD_INTEL, M_WAITOK | M_ZERO); 2305219974Smav pd->pd_disk_pos = -1; 2306219974Smav 2307219974Smav disk = g_raid_create_disk(sc); 2308219974Smav disk->d_consumer = cp; 2309219974Smav disk->d_md_data = (void *)pd; 2310219974Smav cp->private = disk; 2311219974Smav 2312242323Smav g_raid_get_disk_info(disk); 2313219974Smav 2314219974Smav memcpy(&pd->pd_disk_meta.serial[0], &serial[0], 2315219974Smav INTEL_SERIAL_LEN); 2316229886Sjimharris intel_set_disk_sectors(&pd->pd_disk_meta, 2317229886Sjimharris pp->mediasize / pp->sectorsize); 2318219974Smav pd->pd_disk_meta.id = 0; 2319219974Smav pd->pd_disk_meta.flags = INTEL_F_SPARE; 2320219974Smav 2321219974Smav /* Welcome the "new" disk. */ 2322219974Smav update += g_raid_md_intel_start_disk(disk); 2323219974Smav if (disk->d_state == G_RAID_DISK_S_SPARE) { 2324219974Smav intel_meta_write_spare(cp, &pd->pd_disk_meta); 2325219974Smav g_raid_destroy_disk(disk); 2326219974Smav } else if (disk->d_state != G_RAID_DISK_S_ACTIVE) { 2327219974Smav gctl_error(req, "Disk '%s' doesn't fit.", 2328219974Smav diskname); 2329219974Smav g_raid_destroy_disk(disk); 2330219974Smav error = -8; 2331219974Smav break; 2332219974Smav } 2333219974Smav } 2334219974Smav 2335219974Smav /* Write new metadata if we changed something. */ 2336219974Smav if (update) 2337219974Smav g_raid_md_write_intel(md, NULL, NULL, NULL); 2338219974Smav return (error); 2339219974Smav } 2340219974Smav return (-100); 2341219974Smav} 2342219974Smav 2343219974Smavstatic int 2344219974Smavg_raid_md_write_intel(struct g_raid_md_object *md, struct g_raid_volume *tvol, 2345219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2346219974Smav{ 2347219974Smav struct g_raid_softc *sc; 2348219974Smav struct g_raid_volume *vol; 2349219974Smav struct g_raid_subdisk *sd; 2350219974Smav struct g_raid_disk *disk; 2351219974Smav struct g_raid_md_intel_object *mdi; 2352245326Smav struct g_raid_md_intel_pervolume *pv; 2353219974Smav struct g_raid_md_intel_perdisk *pd; 2354219974Smav struct intel_raid_conf *meta; 2355219974Smav struct intel_raid_vol *mvol; 2356219974Smav struct intel_raid_map *mmap0, *mmap1; 2357219974Smav off_t sectorsize = 512, pos; 2358219974Smav const char *version, *cv; 2359219974Smav int vi, sdi, numdisks, len, state, stale; 2360219974Smav 2361219974Smav sc = md->mdo_softc; 2362219974Smav mdi = (struct g_raid_md_intel_object *)md; 2363219974Smav 2364219974Smav if (sc->sc_stopping == G_RAID_DESTROY_HARD) 2365219974Smav return (0); 2366219974Smav 2367219974Smav /* Bump generation. Newly written metadata may differ from previous. */ 2368219974Smav mdi->mdio_generation++; 2369219974Smav 2370219974Smav /* Count number of disks. */ 2371219974Smav numdisks = 0; 2372219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2373219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2374219974Smav if (pd->pd_disk_pos < 0) 2375219974Smav continue; 2376219974Smav numdisks++; 2377219974Smav if (disk->d_state == G_RAID_DISK_S_ACTIVE) { 2378219974Smav pd->pd_disk_meta.flags = 2379219974Smav INTEL_F_ONLINE | INTEL_F_ASSIGNED; 2380219974Smav } else if (disk->d_state == G_RAID_DISK_S_FAILED) { 2381245326Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | 2382245326Smav INTEL_F_ASSIGNED; 2383245326Smav } else if (disk->d_state == G_RAID_DISK_S_DISABLED) { 2384245326Smav pd->pd_disk_meta.flags = INTEL_F_FAILED | 2385245326Smav INTEL_F_ASSIGNED | INTEL_F_DISABLED; 2386219974Smav } else { 2387245363Smav if (!(pd->pd_disk_meta.flags & INTEL_F_DISABLED)) 2388245363Smav pd->pd_disk_meta.flags = INTEL_F_ASSIGNED; 2389219974Smav if (pd->pd_disk_meta.id != 0xffffffff) { 2390219974Smav pd->pd_disk_meta.id = 0xffffffff; 2391219974Smav len = strlen(pd->pd_disk_meta.serial); 2392219974Smav len = min(len, INTEL_SERIAL_LEN - 3); 2393219974Smav strcpy(pd->pd_disk_meta.serial + len, ":0"); 2394219974Smav } 2395219974Smav } 2396219974Smav } 2397219974Smav 2398219974Smav /* Fill anchor and disks. */ 2399219974Smav meta = malloc(INTEL_MAX_MD_SIZE(numdisks), 2400219974Smav M_MD_INTEL, M_WAITOK | M_ZERO); 2401220209Smav memcpy(&meta->intel_id[0], INTEL_MAGIC, sizeof(INTEL_MAGIC) - 1); 2402219974Smav meta->config_size = INTEL_MAX_MD_SIZE(numdisks); 2403219974Smav meta->config_id = mdi->mdio_config_id; 2404245433Smav meta->orig_config_id = mdi->mdio_orig_config_id; 2405219974Smav meta->generation = mdi->mdio_generation; 2406219974Smav meta->attributes = INTEL_ATTR_CHECKSUM; 2407219974Smav meta->total_disks = numdisks; 2408219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2409219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2410219974Smav if (pd->pd_disk_pos < 0) 2411219974Smav continue; 2412219974Smav meta->disk[pd->pd_disk_pos] = pd->pd_disk_meta; 2413245398Smav if (pd->pd_disk_meta.sectors_hi != 0) 2414245398Smav meta->attributes |= INTEL_ATTR_2TB_DISK; 2415219974Smav } 2416219974Smav 2417219974Smav /* Fill volumes and maps. */ 2418219974Smav vi = 0; 2419219974Smav version = INTEL_VERSION_1000; 2420219974Smav TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) { 2421245326Smav pv = vol->v_md_data; 2422219974Smav if (vol->v_stopping) 2423219974Smav continue; 2424219974Smav mvol = intel_get_volume(meta, vi); 2425219974Smav 2426219974Smav /* New metadata may have different volumes order. */ 2427245326Smav pv->pv_volume_pos = vi; 2428219974Smav 2429219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2430219974Smav sd = &vol->v_subdisks[sdi]; 2431219974Smav if (sd->sd_disk != NULL) 2432219974Smav break; 2433219974Smav } 2434219974Smav if (sdi >= vol->v_disks_count) 2435219974Smav panic("No any filled subdisk in volume"); 2436219974Smav if (vol->v_mediasize >= 0x20000000000llu) 2437219974Smav meta->attributes |= INTEL_ATTR_2TB; 2438219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2439219974Smav meta->attributes |= INTEL_ATTR_RAID0; 2440219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2441219974Smav meta->attributes |= INTEL_ATTR_RAID1; 2442219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2443219974Smav meta->attributes |= INTEL_ATTR_RAID5; 2444245398Smav else if ((vol->v_disks_count & 1) == 0) 2445245398Smav meta->attributes |= INTEL_ATTR_RAID10; 2446219974Smav else 2447245398Smav meta->attributes |= INTEL_ATTR_RAID1E; 2448245398Smav if (pv->pv_cng) 2449245398Smav meta->attributes |= INTEL_ATTR_RAIDCNG; 2450245398Smav if (vol->v_strip_size > 131072) 2451245398Smav meta->attributes |= INTEL_ATTR_EXT_STRIP; 2452219974Smav 2453245398Smav if (pv->pv_cng) 2454245326Smav cv = INTEL_VERSION_1206; 2455219974Smav else if (vol->v_disks_count > 4) 2456219974Smav cv = INTEL_VERSION_1204; 2457219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID5) 2458219974Smav cv = INTEL_VERSION_1202; 2459219974Smav else if (vol->v_disks_count > 2) 2460219974Smav cv = INTEL_VERSION_1201; 2461219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2462219974Smav cv = INTEL_VERSION_1100; 2463219974Smav else 2464219974Smav cv = INTEL_VERSION_1000; 2465219974Smav if (strcmp(cv, version) > 0) 2466219974Smav version = cv; 2467219974Smav 2468219974Smav strlcpy(&mvol->name[0], vol->v_name, sizeof(mvol->name)); 2469219974Smav mvol->total_sectors = vol->v_mediasize / sectorsize; 2470245398Smav mvol->state = (INTEL_ST_READ_COALESCING | 2471245398Smav INTEL_ST_WRITE_COALESCING); 2472245400Smav mvol->tid = vol->v_global_id + 1; 2473245326Smav if (pv->pv_cng) { 2474245326Smav mvol->state |= INTEL_ST_CLONE_N_GO; 2475245326Smav if (pv->pv_cng_man_sync) 2476245326Smav mvol->state |= INTEL_ST_CLONE_MAN_SYNC; 2477245326Smav mvol->cng_master_disk = pv->pv_cng_master_disk; 2478245326Smav if (vol->v_subdisks[pv->pv_cng_master_disk].sd_state == 2479245326Smav G_RAID_SUBDISK_S_NONE) 2480245425Smav mvol->cng_state = INTEL_CNGST_MASTER_MISSING; 2481245326Smav else if (vol->v_state != G_RAID_VOLUME_S_OPTIMAL) 2482245425Smav mvol->cng_state = INTEL_CNGST_NEEDS_UPDATE; 2483245425Smav else 2484245425Smav mvol->cng_state = INTEL_CNGST_UPDATED; 2485245326Smav } 2486219974Smav 2487219974Smav /* Check for any recovery in progress. */ 2488219974Smav state = G_RAID_SUBDISK_S_ACTIVE; 2489219974Smav pos = 0x7fffffffffffffffllu; 2490219974Smav stale = 0; 2491219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2492219974Smav sd = &vol->v_subdisks[sdi]; 2493219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD) 2494219974Smav state = G_RAID_SUBDISK_S_REBUILD; 2495219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_RESYNC && 2496219974Smav state != G_RAID_SUBDISK_S_REBUILD) 2497219974Smav state = G_RAID_SUBDISK_S_RESYNC; 2498219974Smav else if (sd->sd_state == G_RAID_SUBDISK_S_STALE) 2499219974Smav stale = 1; 2500219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2501219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) && 2502219974Smav sd->sd_rebuild_pos < pos) 2503219974Smav pos = sd->sd_rebuild_pos; 2504219974Smav } 2505219974Smav if (state == G_RAID_SUBDISK_S_REBUILD) { 2506219974Smav mvol->migr_state = 1; 2507219974Smav mvol->migr_type = INTEL_MT_REBUILD; 2508219974Smav } else if (state == G_RAID_SUBDISK_S_RESYNC) { 2509219974Smav mvol->migr_state = 1; 2510219974Smav /* mvol->migr_type = INTEL_MT_REPAIR; */ 2511219974Smav mvol->migr_type = INTEL_MT_VERIFY; 2512219974Smav mvol->state |= INTEL_ST_VERIFY_AND_FIX; 2513219974Smav } else 2514219974Smav mvol->migr_state = 0; 2515219974Smav mvol->dirty = (vol->v_dirty || stale); 2516219974Smav 2517219974Smav mmap0 = intel_get_map(mvol, 0); 2518219974Smav 2519219974Smav /* Write map / common part of two maps. */ 2520229886Sjimharris intel_set_map_offset(mmap0, sd->sd_offset / sectorsize); 2521229886Sjimharris intel_set_map_disk_sectors(mmap0, sd->sd_size / sectorsize); 2522219974Smav mmap0->strip_sectors = vol->v_strip_size / sectorsize; 2523219974Smav if (vol->v_state == G_RAID_VOLUME_S_BROKEN) 2524219974Smav mmap0->status = INTEL_S_FAILURE; 2525219974Smav else if (vol->v_state == G_RAID_VOLUME_S_DEGRADED) 2526219974Smav mmap0->status = INTEL_S_DEGRADED; 2527234458Smav else if (g_raid_nsubdisks(vol, G_RAID_SUBDISK_S_UNINITIALIZED) 2528234458Smav == g_raid_nsubdisks(vol, -1)) 2529234458Smav mmap0->status = INTEL_S_UNINITIALIZED; 2530219974Smav else 2531219974Smav mmap0->status = INTEL_S_READY; 2532219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID0) 2533219974Smav mmap0->type = INTEL_T_RAID0; 2534219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1 || 2535219974Smav vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2536219974Smav mmap0->type = INTEL_T_RAID1; 2537219974Smav else 2538219974Smav mmap0->type = INTEL_T_RAID5; 2539219974Smav mmap0->total_disks = vol->v_disks_count; 2540219974Smav if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1) 2541219974Smav mmap0->total_domains = vol->v_disks_count; 2542219974Smav else if (vol->v_raid_level == G_RAID_VOLUME_RL_RAID1E) 2543219974Smav mmap0->total_domains = 2; 2544219974Smav else 2545219974Smav mmap0->total_domains = 1; 2546229886Sjimharris intel_set_map_stripe_count(mmap0, 2547229886Sjimharris sd->sd_size / vol->v_strip_size / mmap0->total_domains); 2548219974Smav mmap0->failed_disk_num = 0xff; 2549219974Smav mmap0->ddf = 1; 2550219974Smav 2551219974Smav /* If there are two maps - copy common and update. */ 2552219974Smav if (mvol->migr_state) { 2553229886Sjimharris intel_set_vol_curr_migr_unit(mvol, 2554229886Sjimharris pos / vol->v_strip_size / mmap0->total_domains); 2555219974Smav mmap1 = intel_get_map(mvol, 1); 2556219974Smav memcpy(mmap1, mmap0, sizeof(struct intel_raid_map)); 2557219974Smav mmap0->status = INTEL_S_READY; 2558219974Smav } else 2559219974Smav mmap1 = NULL; 2560219974Smav 2561219974Smav /* Write disk indexes and put rebuild flags. */ 2562219974Smav for (sdi = 0; sdi < vol->v_disks_count; sdi++) { 2563219974Smav sd = &vol->v_subdisks[sdi]; 2564219974Smav pd = (struct g_raid_md_intel_perdisk *) 2565219974Smav sd->sd_disk->d_md_data; 2566219974Smav mmap0->disk_idx[sdi] = pd->pd_disk_pos; 2567219974Smav if (mvol->migr_state) 2568219974Smav mmap1->disk_idx[sdi] = pd->pd_disk_pos; 2569219974Smav if (sd->sd_state == G_RAID_SUBDISK_S_REBUILD || 2570219974Smav sd->sd_state == G_RAID_SUBDISK_S_RESYNC) { 2571219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2572219974Smav } else if (sd->sd_state != G_RAID_SUBDISK_S_ACTIVE && 2573234458Smav sd->sd_state != G_RAID_SUBDISK_S_STALE && 2574234458Smav sd->sd_state != G_RAID_SUBDISK_S_UNINITIALIZED) { 2575219974Smav mmap0->disk_idx[sdi] |= INTEL_DI_RBLD; 2576219974Smav if (mvol->migr_state) 2577219974Smav mmap1->disk_idx[sdi] |= INTEL_DI_RBLD; 2578219974Smav } 2579219974Smav if ((sd->sd_state == G_RAID_SUBDISK_S_NONE || 2580245338Smav sd->sd_state == G_RAID_SUBDISK_S_FAILED || 2581245338Smav sd->sd_state == G_RAID_SUBDISK_S_REBUILD) && 2582219974Smav mmap0->failed_disk_num == 0xff) { 2583219974Smav mmap0->failed_disk_num = sdi; 2584219974Smav if (mvol->migr_state) 2585219974Smav mmap1->failed_disk_num = sdi; 2586219974Smav } 2587219974Smav } 2588219974Smav vi++; 2589219974Smav } 2590219974Smav meta->total_volumes = vi; 2591245398Smav if (vi > 1 || meta->attributes & 2592245398Smav (INTEL_ATTR_EXT_STRIP | INTEL_ATTR_2TB_DISK | INTEL_ATTR_2TB)) 2593245398Smav version = INTEL_VERSION_1300; 2594245398Smav if (strcmp(version, INTEL_VERSION_1300) < 0) 2595219974Smav meta->attributes &= INTEL_ATTR_CHECKSUM; 2596220209Smav memcpy(&meta->version[0], version, sizeof(INTEL_VERSION_1000) - 1); 2597219974Smav 2598219974Smav /* We are done. Print meta data and store them to disks. */ 2599219974Smav g_raid_md_intel_print(meta); 2600219974Smav if (mdi->mdio_meta != NULL) 2601219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2602219974Smav mdi->mdio_meta = meta; 2603219974Smav TAILQ_FOREACH(disk, &sc->sc_disks, d_next) { 2604219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2605219974Smav if (disk->d_state != G_RAID_DISK_S_ACTIVE) 2606219974Smav continue; 2607219974Smav if (pd->pd_meta != NULL) { 2608219974Smav free(pd->pd_meta, M_MD_INTEL); 2609219974Smav pd->pd_meta = NULL; 2610219974Smav } 2611219974Smav pd->pd_meta = intel_meta_copy(meta); 2612219974Smav intel_meta_write(disk->d_consumer, meta); 2613219974Smav } 2614219974Smav return (0); 2615219974Smav} 2616219974Smav 2617219974Smavstatic int 2618219974Smavg_raid_md_fail_disk_intel(struct g_raid_md_object *md, 2619219974Smav struct g_raid_subdisk *tsd, struct g_raid_disk *tdisk) 2620219974Smav{ 2621219974Smav struct g_raid_softc *sc; 2622219974Smav struct g_raid_md_intel_object *mdi; 2623219974Smav struct g_raid_md_intel_perdisk *pd; 2624219974Smav struct g_raid_subdisk *sd; 2625219974Smav 2626219974Smav sc = md->mdo_softc; 2627219974Smav mdi = (struct g_raid_md_intel_object *)md; 2628219974Smav pd = (struct g_raid_md_intel_perdisk *)tdisk->d_md_data; 2629219974Smav 2630219974Smav /* We can't fail disk that is not a part of array now. */ 2631219974Smav if (pd->pd_disk_pos < 0) 2632219974Smav return (-1); 2633219974Smav 2634219974Smav /* 2635219974Smav * Mark disk as failed in metadata and try to write that metadata 2636219974Smav * to the disk itself to prevent it's later resurrection as STALE. 2637219974Smav */ 2638219974Smav mdi->mdio_meta->disk[pd->pd_disk_pos].flags = INTEL_F_FAILED; 2639219974Smav pd->pd_disk_meta.flags = INTEL_F_FAILED; 2640219974Smav g_raid_md_intel_print(mdi->mdio_meta); 2641219974Smav if (tdisk->d_consumer) 2642219974Smav intel_meta_write(tdisk->d_consumer, mdi->mdio_meta); 2643219974Smav 2644219974Smav /* Change states. */ 2645219974Smav g_raid_change_disk_state(tdisk, G_RAID_DISK_S_FAILED); 2646219974Smav TAILQ_FOREACH(sd, &tdisk->d_subdisks, sd_next) { 2647219974Smav g_raid_change_subdisk_state(sd, 2648219974Smav G_RAID_SUBDISK_S_FAILED); 2649219974Smav g_raid_event_send(sd, G_RAID_SUBDISK_E_FAILED, 2650219974Smav G_RAID_EVENT_SUBDISK); 2651219974Smav } 2652219974Smav 2653219974Smav /* Write updated metadata to remaining disks. */ 2654219974Smav g_raid_md_write_intel(md, NULL, NULL, tdisk); 2655219974Smav 2656219974Smav /* Check if anything left except placeholders. */ 2657219974Smav if (g_raid_ndisks(sc, -1) == 2658219974Smav g_raid_ndisks(sc, G_RAID_DISK_S_OFFLINE)) 2659219974Smav g_raid_destroy_node(sc, 0); 2660219974Smav else 2661219974Smav g_raid_md_intel_refill(sc); 2662219974Smav return (0); 2663219974Smav} 2664219974Smav 2665219974Smavstatic int 2666219974Smavg_raid_md_free_disk_intel(struct g_raid_md_object *md, 2667219974Smav struct g_raid_disk *disk) 2668219974Smav{ 2669219974Smav struct g_raid_md_intel_perdisk *pd; 2670219974Smav 2671219974Smav pd = (struct g_raid_md_intel_perdisk *)disk->d_md_data; 2672219974Smav if (pd->pd_meta != NULL) { 2673219974Smav free(pd->pd_meta, M_MD_INTEL); 2674219974Smav pd->pd_meta = NULL; 2675219974Smav } 2676219974Smav free(pd, M_MD_INTEL); 2677219974Smav disk->d_md_data = NULL; 2678219974Smav return (0); 2679219974Smav} 2680219974Smav 2681219974Smavstatic int 2682245326Smavg_raid_md_free_volume_intel(struct g_raid_md_object *md, 2683245326Smav struct g_raid_volume *vol) 2684245326Smav{ 2685245326Smav struct g_raid_md_intel_pervolume *pv; 2686245326Smav 2687245326Smav pv = (struct g_raid_md_intel_pervolume *)vol->v_md_data; 2688245326Smav free(pv, M_MD_INTEL); 2689245326Smav vol->v_md_data = NULL; 2690245326Smav return (0); 2691245326Smav} 2692245326Smav 2693245326Smavstatic int 2694219974Smavg_raid_md_free_intel(struct g_raid_md_object *md) 2695219974Smav{ 2696219974Smav struct g_raid_md_intel_object *mdi; 2697219974Smav 2698219974Smav mdi = (struct g_raid_md_intel_object *)md; 2699219974Smav if (!mdi->mdio_started) { 2700219974Smav mdi->mdio_started = 0; 2701219974Smav callout_stop(&mdi->mdio_start_co); 2702219974Smav G_RAID_DEBUG1(1, md->mdo_softc, 2703219974Smav "root_mount_rel %p", mdi->mdio_rootmount); 2704219974Smav root_mount_rel(mdi->mdio_rootmount); 2705219974Smav mdi->mdio_rootmount = NULL; 2706219974Smav } 2707219974Smav if (mdi->mdio_meta != NULL) { 2708219974Smav free(mdi->mdio_meta, M_MD_INTEL); 2709219974Smav mdi->mdio_meta = NULL; 2710219974Smav } 2711219974Smav return (0); 2712219974Smav} 2713219974Smav 2714240465SmavG_RAID_MD_DECLARE(intel, "Intel"); 2715