drivers/md/md-llbitmap.c

1016

set_bit(BITMAP_STALE, &llbitmap->flags);

drivers/md/md-llbitmap.c

1023

llbitmap->barrier_idle = DEFAULT_BARRIER_IDLE;

drivers/md/md-llbitmap.c

1024

llbitmap->chunksize = chunksize;

drivers/md/md-llbitmap.c

1025

llbitmap->chunks = DIV_ROUND_UP_SECTOR_T(mddev->resync_max_sectors, chunksize);

drivers/md/md-llbitmap.c

1026

llbitmap->chunkshift = ffz(~chunksize);

drivers/md/md-llbitmap.c

1027

ret = llbitmap_cache_pages(llbitmap);

drivers/md/md-llbitmap.c

1037

struct llbitmap *llbitmap =

drivers/md/md-llbitmap.c

1038

container_of(pending_timer, struct llbitmap, pending_timer);

drivers/md/md-llbitmap.c

1040

if (work_busy(&llbitmap->daemon_work)) {

drivers/md/md-llbitmap.c

1042

mdname(llbitmap->mddev),

drivers/md/md-llbitmap.c

1043

llbitmap->mddev->bitmap_info.daemon_sleep);

drivers/md/md-llbitmap.c

1044

set_bit(BITMAP_DAEMON_BUSY, &llbitmap->flags);

drivers/md/md-llbitmap.c

1048

queue_work(md_llbitmap_io_wq, &llbitmap->daemon_work);

drivers/md/md-llbitmap.c

1053

struct llbitmap *llbitmap =

drivers/md/md-llbitmap.c

1054

container_of(work, struct llbitmap, daemon_work);

drivers/md/md-llbitmap.c

1060

if (llbitmap->mddev->degraded)

drivers/md/md-llbitmap.c

1064

end = min(llbitmap->chunks, PAGE_SIZE - BITMAP_DATA_OFFSET) - 1;

drivers/md/md-llbitmap.c

1067

for (idx = 0; idx < llbitmap->nr_pages; idx++) {

drivers/md/md-llbitmap.c

1068

struct llbitmap_page_ctl *pctl = llbitmap->pctl[idx];

drivers/md/md-llbitmap.c

1072

end = min(end + PAGE_SIZE, llbitmap->chunks - 1);

drivers/md/md-llbitmap.c

1081

if (llbitmap_suspend_timeout(llbitmap, idx) < 0) {

drivers/md/md-llbitmap.c

1083

mdname(llbitmap->mddev), __func__, idx);

drivers/md/md-llbitmap.c

1087

llbitmap_state_machine(llbitmap, start, end, BitmapActionDaemon);

drivers/md/md-llbitmap.c

1088

llbitmap_resume(llbitmap, idx);

drivers/md/md-llbitmap.c

1095

if (test_and_clear_bit(BITMAP_DAEMON_BUSY, &llbitmap->flags))

drivers/md/md-llbitmap.c

1100

mod_timer(&llbitmap->pending_timer,

drivers/md/md-llbitmap.c

1101

jiffies + llbitmap->mddev->bitmap_info.daemon_sleep * HZ);

drivers/md/md-llbitmap.c

1106

struct llbitmap *llbitmap;

drivers/md/md-llbitmap.c

1113

llbitmap = kzalloc_obj(*llbitmap);

drivers/md/md-llbitmap.c

1114

if (!llbitmap)

drivers/md/md-llbitmap.c

1117

llbitmap->mddev = mddev;

drivers/md/md-llbitmap.c

1118

llbitmap->io_size = bdev_logical_block_size(mddev->gendisk->part0);

drivers/md/md-llbitmap.c

1119

llbitmap->blocks_per_page = PAGE_SIZE / llbitmap->io_size;

drivers/md/md-llbitmap.c

1121

timer_setup(&llbitmap->pending_timer, llbitmap_pending_timer_fn, 0);

drivers/md/md-llbitmap.c

1122

INIT_WORK(&llbitmap->daemon_work, md_llbitmap_daemon_fn);

drivers/md/md-llbitmap.c

1123

atomic_set(&llbitmap->behind_writes, 0);

drivers/md/md-llbitmap.c

1124

init_waitqueue_head(&llbitmap->behind_wait);

drivers/md/md-llbitmap.c

1127

mddev->bitmap = llbitmap;

drivers/md/md-llbitmap.c

1128

ret = llbitmap_read_sb(llbitmap);

drivers/md/md-llbitmap.c

1131

kfree(llbitmap);

drivers/md/md-llbitmap.c

1140

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1144

chunksize = llbitmap->chunksize;

drivers/md/md-llbitmap.c

1153

llbitmap->chunkshift = ffz(~chunksize);

drivers/md/md-llbitmap.c

1154

llbitmap->chunksize = chunksize;

drivers/md/md-llbitmap.c

1155

llbitmap->chunks = chunks;

drivers/md/md-llbitmap.c

1163

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1165

if (test_and_clear_bit(BITMAP_STALE, &llbitmap->flags))

drivers/md/md-llbitmap.c

1168

llbitmap_state_machine(llbitmap, 0, llbitmap->chunks - 1, action);

drivers/md/md-llbitmap.c

1174

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1176

if (!llbitmap)

drivers/md/md-llbitmap.c

1181

timer_delete_sync(&llbitmap->pending_timer);

drivers/md/md-llbitmap.c

1186

llbitmap_free_pages(llbitmap);

drivers/md/md-llbitmap.c

1187

kfree(llbitmap);

drivers/md/md-llbitmap.c

1194

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1195

unsigned long start = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1196

unsigned long end = (offset + sectors - 1) >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1201

llbitmap_raise_barrier(llbitmap, page_start);

drivers/md/md-llbitmap.c

1205

llbitmap_state_machine(llbitmap, start, end, BitmapActionStartwrite);

drivers/md/md-llbitmap.c

1211

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1212

unsigned long start = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1213

unsigned long end = (offset + sectors - 1) >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1218

llbitmap_release_barrier(llbitmap, page_start);

drivers/md/md-llbitmap.c

1226

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1227

unsigned long start = DIV_ROUND_UP_SECTOR_T(offset, llbitmap->chunksize);

drivers/md/md-llbitmap.c

1228

unsigned long end = (offset + sectors - 1) >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1233

llbitmap_raise_barrier(llbitmap, page_start);

drivers/md/md-llbitmap.c

1237

llbitmap_state_machine(llbitmap, start, end, BitmapActionDiscard);

drivers/md/md-llbitmap.c

1243

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1244

unsigned long start = DIV_ROUND_UP_SECTOR_T(offset, llbitmap->chunksize);

drivers/md/md-llbitmap.c

1245

unsigned long end = (offset + sectors - 1) >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1250

llbitmap_release_barrier(llbitmap, page_start);

drivers/md/md-llbitmap.c

1259

struct llbitmap *llbitmap = unplug_work->llbitmap;

drivers/md/md-llbitmap.c

1265

for (i = 0; i < llbitmap->nr_pages; i++) {

drivers/md/md-llbitmap.c

1266

if (!test_bit(LLPageDirty, &llbitmap->pctl[i]->flags) ||

drivers/md/md-llbitmap.c

1267

!test_and_clear_bit(LLPageDirty, &llbitmap->pctl[i]->flags))

drivers/md/md-llbitmap.c

1270

llbitmap_write_page(llbitmap, i);

drivers/md/md-llbitmap.c

1274

md_super_wait(llbitmap->mddev);

drivers/md/md-llbitmap.c

1278

static bool llbitmap_dirty(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

1282

for (i = 0; i < llbitmap->nr_pages; i++)

drivers/md/md-llbitmap.c

1283

if (test_bit(LLPageDirty, &llbitmap->pctl[i]->flags))

drivers/md/md-llbitmap.c

1292

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1294

.llbitmap = llbitmap,

drivers/md/md-llbitmap.c

1298

if (!llbitmap_dirty(llbitmap))

drivers/md/md-llbitmap.c

1320

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1325

for (i = 0; i < llbitmap->nr_pages; i++) {

drivers/md/md-llbitmap.c

1326

struct llbitmap_page_ctl *pctl = llbitmap->pctl[i];

drivers/md/md-llbitmap.c

1330

bitmap_fill(pctl->dirty, llbitmap->blocks_per_page);

drivers/md/md-llbitmap.c

1331

llbitmap_write_page(llbitmap, i);

drivers/md/md-llbitmap.c

1334

md_super_wait(llbitmap->mddev);

drivers/md/md-llbitmap.c

1339

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1342

for (i = 0; i < llbitmap->nr_pages; i++)

drivers/md/md-llbitmap.c

1343

set_bit(LLPageFlush, &llbitmap->pctl[i]->flags);

drivers/md/md-llbitmap.c

1345

timer_delete_sync(&llbitmap->pending_timer);

drivers/md/md-llbitmap.c

1346

queue_work(md_llbitmap_io_wq, &llbitmap->daemon_work);

drivers/md/md-llbitmap.c

1347

flush_work(&llbitmap->daemon_work);

drivers/md/md-llbitmap.c

1355

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1356

unsigned long p = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1357

enum llbitmap_state c = llbitmap_read(llbitmap, p);

drivers/md/md-llbitmap.c

1364

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1365

unsigned long p = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1366

int blocks = llbitmap->chunksize - (offset & (llbitmap->chunksize - 1));

drivers/md/md-llbitmap.c

1367

enum llbitmap_state c = llbitmap_read(llbitmap, p);

drivers/md/md-llbitmap.c

1393

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1394

unsigned long p = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1403

llbitmap_state_machine(llbitmap, 0, llbitmap->chunks - 1,

drivers/md/md-llbitmap.c

1411

*blocks = llbitmap->chunksize - (offset & (llbitmap->chunksize - 1));

drivers/md/md-llbitmap.c

1412

state = llbitmap_state_machine(llbitmap, p, p, BitmapActionStartsync);

drivers/md/md-llbitmap.c

1420

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1421

unsigned long p = offset >> llbitmap->chunkshift;

drivers/md/md-llbitmap.c

1423

*blocks = llbitmap->chunksize - (offset & (llbitmap->chunksize - 1));

drivers/md/md-llbitmap.c

1424

llbitmap_state_machine(llbitmap, p, llbitmap->chunks - 1,

drivers/md/md-llbitmap.c

1431

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1434

for (i = 0; i < llbitmap->nr_pages; i++) {

drivers/md/md-llbitmap.c

1435

struct llbitmap_page_ctl *pctl = llbitmap->pctl[i];

drivers/md/md-llbitmap.c

1441

llbitmap_state_machine(llbitmap, 0, llbitmap->chunks - 1,

drivers/md/md-llbitmap.c

1452

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1455

llbitmap->last_end_sync = jiffies;

drivers/md/md-llbitmap.c

1459

if (time_before(jiffies, llbitmap->last_end_sync +

drivers/md/md-llbitmap.c

1467

llbitmap_state_machine(llbitmap, 0, sector >> llbitmap->chunkshift,

drivers/md/md-llbitmap.c

1471

llbitmap->last_end_sync = jiffies;

drivers/md/md-llbitmap.c

1477

struct llbitmap *llbitmap = data;

drivers/md/md-llbitmap.c

1479

return llbitmap && !test_bit(BITMAP_WRITE_ERROR, &llbitmap->flags);

drivers/md/md-llbitmap.c

1488

static void llbitmap_write_sb(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

1490

int nr_blocks = DIV_ROUND_UP(BITMAP_DATA_OFFSET, llbitmap->io_size);

drivers/md/md-llbitmap.c

1492

bitmap_fill(llbitmap->pctl[0]->dirty, nr_blocks);

drivers/md/md-llbitmap.c

1493

llbitmap_write_page(llbitmap, 0);

drivers/md/md-llbitmap.c

1494

md_super_wait(llbitmap->mddev);

drivers/md/md-llbitmap.c

1499

struct llbitmap *llbitmap = data;

drivers/md/md-llbitmap.c

1500

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

1504

if (test_bit(BITMAP_WRITE_ERROR, &llbitmap->flags))

drivers/md/md-llbitmap.c

1507

sb_page = llbitmap_read_page(llbitmap, 0);

drivers/md/md-llbitmap.c

1511

set_bit(BITMAP_WRITE_ERROR, &llbitmap->flags);

drivers/md/md-llbitmap.c

1515

if (mddev->events < llbitmap->events_cleared)

drivers/md/md-llbitmap.c

1516

llbitmap->events_cleared = mddev->events;

drivers/md/md-llbitmap.c

1520

sb->state = cpu_to_le32(llbitmap->flags);

drivers/md/md-llbitmap.c

1521

sb->chunksize = cpu_to_le32(llbitmap->chunksize);

drivers/md/md-llbitmap.c

1523

sb->events_cleared = cpu_to_le64(llbitmap->events_cleared);

drivers/md/md-llbitmap.c

1528

llbitmap_write_sb(llbitmap);

drivers/md/md-llbitmap.c

1533

struct llbitmap *llbitmap = data;

drivers/md/md-llbitmap.c

1538

stats->pages = llbitmap->nr_pages;

drivers/md/md-llbitmap.c

1539

stats->file_pages = llbitmap->nr_pages;

drivers/md/md-llbitmap.c

1541

stats->behind_writes = atomic_read(&llbitmap->behind_writes);

drivers/md/md-llbitmap.c

1542

stats->behind_wait = wq_has_sleeper(&llbitmap->behind_wait);

drivers/md/md-llbitmap.c

1543

stats->events_cleared = llbitmap->events_cleared;

drivers/md/md-llbitmap.c

1552

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1554

for (i = 0; i < llbitmap->nr_pages; i++) {

drivers/md/md-llbitmap.c

1555

struct llbitmap_page_ctl *pctl = llbitmap->pctl[i];

drivers/md/md-llbitmap.c

1558

bitmap_fill(pctl->dirty, llbitmap->blocks_per_page);

drivers/md/md-llbitmap.c

1564

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1566

atomic_inc(&llbitmap->behind_writes);

drivers/md/md-llbitmap.c

1571

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1573

if (atomic_dec_and_test(&llbitmap->behind_writes))

drivers/md/md-llbitmap.c

1574

wake_up(&llbitmap->behind_wait);

drivers/md/md-llbitmap.c

1579

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1581

if (llbitmap && atomic_read(&llbitmap->behind_writes) > 0) {

drivers/md/md-llbitmap.c

1585

wait_event(llbitmap->behind_wait,

drivers/md/md-llbitmap.c

1586

atomic_read(&llbitmap->behind_writes) == 0);

drivers/md/md-llbitmap.c

1594

struct llbitmap *llbitmap;

drivers/md/md-llbitmap.c

1599

llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1600

if (!llbitmap || !llbitmap->pctl) {

drivers/md/md-llbitmap.c

1605

if (test_bit(BITMAP_WRITE_ERROR, &llbitmap->flags)) {

drivers/md/md-llbitmap.c

1610

while (start < llbitmap->chunks) {

drivers/md/md-llbitmap.c

1611

enum llbitmap_state c = llbitmap_read(llbitmap, start);

drivers/md/md-llbitmap.c

1637

struct llbitmap *llbitmap;

drivers/md/md-llbitmap.c

1641

llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1642

if (!llbitmap) {

drivers/md/md-llbitmap.c

1648

llbitmap->chunksize, llbitmap->chunkshift,

drivers/md/md-llbitmap.c

1649

llbitmap->chunks, mddev->bitmap_info.offset,

drivers/md/md-llbitmap.c

1650

llbitmap->mddev->bitmap_info.daemon_sleep);

drivers/md/md-llbitmap.c

1682

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1684

return sprintf(page, "%lu\n", llbitmap->barrier_idle);

drivers/md/md-llbitmap.c

1690

struct llbitmap *llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1697

llbitmap->barrier_idle = timeout;

drivers/md/md-llbitmap.c

1706

struct llbitmap *llbitmap;

drivers/md/md-llbitmap.c

1713

llbitmap = mddev->bitmap;

drivers/md/md-llbitmap.c

1714

if (!llbitmap || !llbitmap->pctl) {

drivers/md/md-llbitmap.c

1720

llbitmap_state_machine(llbitmap, 0, llbitmap->chunks - 1,

drivers/md/md-llbitmap.c

310

struct llbitmap *llbitmap;

drivers/md/md-llbitmap.c

418

static enum llbitmap_state llbitmap_read(struct llbitmap *llbitmap, loff_t pos)

drivers/md/md-llbitmap.c

427

return llbitmap->pctl[idx]->state[offset];

drivers/md/md-llbitmap.c

431

static void llbitmap_infect_dirty_bits(struct llbitmap *llbitmap,

drivers/md/md-llbitmap.c

435

bool level_456 = raid_is_456(llbitmap->mddev);

drivers/md/md-llbitmap.c

436

unsigned int io_size = llbitmap->io_size;

drivers/md/md-llbitmap.c

452

static void llbitmap_set_page_dirty(struct llbitmap *llbitmap, int idx,

drivers/md/md-llbitmap.c

455

struct llbitmap_page_ctl *pctl = llbitmap->pctl[idx];

drivers/md/md-llbitmap.c

456

unsigned int io_size = llbitmap->io_size;

drivers/md/md-llbitmap.c

468

if (llbitmap->mddev->degraded || !infect) {

drivers/md/md-llbitmap.c

481

llbitmap_infect_dirty_bits(llbitmap, pctl, block);

drivers/md/md-llbitmap.c

490

llbitmap_infect_dirty_bits(llbitmap, pctl, block);

drivers/md/md-llbitmap.c

496

static void llbitmap_write(struct llbitmap *llbitmap, enum llbitmap_state state,

drivers/md/md-llbitmap.c

506

llbitmap->pctl[idx]->state[bit] = state;

drivers/md/md-llbitmap.c

508

llbitmap_set_page_dirty(llbitmap, idx, bit, true);

drivers/md/md-llbitmap.c

510

llbitmap_set_page_dirty(llbitmap, idx, bit, false);

drivers/md/md-llbitmap.c

513

static struct page *llbitmap_read_page(struct llbitmap *llbitmap, int idx)

drivers/md/md-llbitmap.c

515

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

519

if (llbitmap->pctl && llbitmap->pctl[idx])

drivers/md/md-llbitmap.c

520

page = llbitmap->pctl[idx]->page;

drivers/md/md-llbitmap.c

549

static void llbitmap_write_page(struct llbitmap *llbitmap, int idx)

drivers/md/md-llbitmap.c

551

struct page *page = llbitmap->pctl[idx]->page;

drivers/md/md-llbitmap.c

552

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

556

for (block = 0; block < llbitmap->blocks_per_page; block++) {

drivers/md/md-llbitmap.c

557

struct llbitmap_page_ctl *pctl = llbitmap->pctl[idx];

drivers/md/md-llbitmap.c

564

sector_t bit_sector = llbitmap->io_size >> SECTOR_SHIFT;

drivers/md/md-llbitmap.c

573

llbitmap->io_size, page,

drivers/md/md-llbitmap.c

574

block * llbitmap->io_size);

drivers/md/md-llbitmap.c

587

static void llbitmap_free_pages(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

591

if (!llbitmap->pctl)

drivers/md/md-llbitmap.c

594

for (i = 0; i < llbitmap->nr_pages; i++) {

drivers/md/md-llbitmap.c

595

struct llbitmap_page_ctl *pctl = llbitmap->pctl[i];

drivers/md/md-llbitmap.c

604

kfree(llbitmap->pctl[0]);

drivers/md/md-llbitmap.c

605

kfree(llbitmap->pctl);

drivers/md/md-llbitmap.c

606

llbitmap->pctl = NULL;

drivers/md/md-llbitmap.c

609

static int llbitmap_cache_pages(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

612

unsigned int nr_pages = DIV_ROUND_UP(llbitmap->chunks +

drivers/md/md-llbitmap.c

615

llbitmap->blocks_per_page));

drivers/md/md-llbitmap.c

618

llbitmap->pctl = kmalloc_array(nr_pages, sizeof(void *),

drivers/md/md-llbitmap.c

620

if (!llbitmap->pctl)

drivers/md/md-llbitmap.c

626

kfree(llbitmap->pctl);

drivers/md/md-llbitmap.c

630

llbitmap->nr_pages = nr_pages;

drivers/md/md-llbitmap.c

633

struct page *page = llbitmap_read_page(llbitmap, i);

drivers/md/md-llbitmap.c

635

llbitmap->pctl[i] = pctl;

drivers/md/md-llbitmap.c

638

llbitmap_free_pages(llbitmap);

drivers/md/md-llbitmap.c

645

llbitmap_free_pages(llbitmap);

drivers/md/md-llbitmap.c

660

static bool llbitmap_all_disks_support_wzeroes_unmap(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

662

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

681

static bool llbitmap_zero_all_disks(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

683

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

706

static void llbitmap_init_state(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

708

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

712

if (test_and_clear_bit(BITMAP_CLEAN, &llbitmap->flags)) {

drivers/md/md-llbitmap.c

715

llbitmap_all_disks_support_wzeroes_unmap(llbitmap)) {

drivers/md/md-llbitmap.c

721

if (llbitmap_zero_all_disks(llbitmap))

drivers/md/md-llbitmap.c

725

for (i = 0; i < llbitmap->chunks; i++)

drivers/md/md-llbitmap.c

726

llbitmap_write(llbitmap, state, i);

drivers/md/md-llbitmap.c

730

static enum llbitmap_state llbitmap_state_machine(struct llbitmap *llbitmap,

drivers/md/md-llbitmap.c

735

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

737

bool level_456 = raid_is_456(llbitmap->mddev);

drivers/md/md-llbitmap.c

741

if (test_bit(BITMAP_WRITE_ERROR, &llbitmap->flags))

drivers/md/md-llbitmap.c

745

llbitmap_init_state(llbitmap);

drivers/md/md-llbitmap.c

750

enum llbitmap_state c = llbitmap_read(llbitmap, start);

drivers/md/md-llbitmap.c

788

llbitmap_write(llbitmap, state, start);

drivers/md/md-llbitmap.c

792

!timer_pending(&llbitmap->pending_timer))

drivers/md/md-llbitmap.c

793

mod_timer(&llbitmap->pending_timer,

drivers/md/md-llbitmap.c

815

static void llbitmap_raise_barrier(struct llbitmap *llbitmap, int page_idx)

drivers/md/md-llbitmap.c

817

struct llbitmap_page_ctl *pctl = llbitmap->pctl[page_idx];

drivers/md/md-llbitmap.c

821

WRITE_ONCE(pctl->expire, jiffies + llbitmap->barrier_idle * HZ);

drivers/md/md-llbitmap.c

829

static void llbitmap_release_barrier(struct llbitmap *llbitmap, int page_idx)

drivers/md/md-llbitmap.c

831

struct llbitmap_page_ctl *pctl = llbitmap->pctl[page_idx];

drivers/md/md-llbitmap.c

836

static int llbitmap_suspend_timeout(struct llbitmap *llbitmap, int page_idx)

drivers/md/md-llbitmap.c

838

struct llbitmap_page_ctl *pctl = llbitmap->pctl[page_idx];

drivers/md/md-llbitmap.c

843

llbitmap->mddev->bitmap_info.daemon_sleep * HZ)) {

drivers/md/md-llbitmap.c

851

static void llbitmap_resume(struct llbitmap *llbitmap, int page_idx)

drivers/md/md-llbitmap.c

853

struct llbitmap_page_ctl *pctl = llbitmap->pctl[page_idx];

drivers/md/md-llbitmap.c

903

static int llbitmap_init(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

905

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

917

llbitmap->barrier_idle = DEFAULT_BARRIER_IDLE;

drivers/md/md-llbitmap.c

918

llbitmap->chunkshift = ffz(~chunksize);

drivers/md/md-llbitmap.c

919

llbitmap->chunksize = chunksize;

drivers/md/md-llbitmap.c

920

llbitmap->chunks = chunks;

drivers/md/md-llbitmap.c

923

ret = llbitmap_cache_pages(llbitmap);

drivers/md/md-llbitmap.c

927

llbitmap_state_machine(llbitmap, 0, llbitmap->chunks - 1,

drivers/md/md-llbitmap.c

935

static int llbitmap_read_sb(struct llbitmap *llbitmap)

drivers/md/md-llbitmap.c

937

struct mddev *mddev = llbitmap->mddev;

drivers/md/md-llbitmap.c

950

sb_page = llbitmap_read_page(llbitmap, 0);

drivers/md/md-llbitmap.c

984

llbitmap->flags = le32_to_cpu(sb->state);

drivers/md/md-llbitmap.c

985

if (test_and_clear_bit(BITMAP_FIRST_USE, &llbitmap->flags)) {

drivers/md/md-llbitmap.c

986

ret = llbitmap_init(llbitmap);