Lines Matching refs:mddev
164 struct mddev *mddev; /* the md device that the bitmap is for */ member
220 return bitmap->mddev ? mdname(bitmap->mddev) : "mdX"; in bmname()
229 static bool bitmap_enabled(struct mddev *mddev) in bitmap_enabled() argument
231 struct bitmap *bitmap = mddev->bitmap; in bitmap_enabled()
343 static int read_sb_page(struct mddev *mddev, loff_t offset, in read_sb_page() argument
347 sector_t sector = mddev->bitmap_info.offset + offset + in read_sb_page()
351 rdev_for_each(rdev, mddev) { in read_sb_page()
365 static struct md_rdev *next_active_rdev(struct md_rdev *rdev, struct mddev *mddev) in next_active_rdev() argument
383 rdev = list_entry(&mddev->disks, struct md_rdev, same_set); in next_active_rdev()
386 rdev_dec_pending(rdev, mddev); in next_active_rdev()
388 list_for_each_entry_continue_rcu(rdev, &mddev->disks, same_set) { in next_active_rdev()
427 struct mddev *mddev = bitmap->mddev; in __write_sb_page() local
431 loff_t sboff, offset = mddev->bitmap_info.offset; in __write_sb_page()
452 if (mddev->external) { in __write_sb_page()
455 sboff < (doff + mddev->dev_sectors + PAGE_SIZE / SECTOR_SIZE)) in __write_sb_page()
464 if (doff + mddev->dev_sectors > sboff) in __write_sb_page()
475 md_super_write(mddev, rdev, sboff + ps, (int)min(size, bitmap_limit), page); in __write_sb_page()
482 struct mddev *mddev = bitmap->mddev; in write_sb_page() local
487 while ((rdev = next_active_rdev(rdev, mddev)) != NULL) { in write_sb_page()
493 } while (wait && md_super_wait(mddev) < 0); in write_sb_page()
640 if (mddev_is_clustered(bitmap->mddev)) { in filemap_write_page()
669 md_super_wait(bitmap->mddev); in md_bitmap_wait_writes()
679 if (!bitmap || !bitmap->mddev) /* no bitmap for this array */ in bitmap_update_sb()
681 if (bitmap->mddev->bitmap_info.external) in bitmap_update_sb()
686 sb->events = cpu_to_le64(bitmap->mddev->events); in bitmap_update_sb()
687 if (bitmap->mddev->events < bitmap->events_cleared) in bitmap_update_sb()
689 bitmap->events_cleared = bitmap->mddev->events; in bitmap_update_sb()
697 sb->daemon_sleep = cpu_to_le32(bitmap->mddev->bitmap_info.daemon_sleep/HZ); in bitmap_update_sb()
698 sb->write_behind = cpu_to_le32(bitmap->mddev->bitmap_info.max_write_behind); in bitmap_update_sb()
700 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in bitmap_update_sb()
701 sb->chunksize = cpu_to_le32(bitmap->mddev->bitmap_info.chunksize); in bitmap_update_sb()
702 sb->nodes = cpu_to_le32(bitmap->mddev->bitmap_info.nodes); in bitmap_update_sb()
703 sb->sectors_reserved = cpu_to_le32(bitmap->mddev-> in bitmap_update_sb()
768 chunksize = bitmap->mddev->bitmap_info.chunksize; in md_bitmap_new_disk_sb()
777 daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep; in md_bitmap_new_disk_sb()
783 bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; in md_bitmap_new_disk_sb()
789 write_behind = bitmap->mddev->bitmap_info.max_write_behind; in md_bitmap_new_disk_sb()
793 bitmap->mddev->bitmap_info.max_write_behind = write_behind; in md_bitmap_new_disk_sb()
796 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in md_bitmap_new_disk_sb()
798 memcpy(sb->uuid, bitmap->mddev->uuid, 16); in md_bitmap_new_disk_sb()
802 bitmap->events_cleared = bitmap->mddev->events; in md_bitmap_new_disk_sb()
803 sb->events_cleared = cpu_to_le64(bitmap->mddev->events); in md_bitmap_new_disk_sb()
804 bitmap->mddev->bitmap_info.nodes = 0; in md_bitmap_new_disk_sb()
824 if (!bitmap->storage.file && !bitmap->mddev->bitmap_info.offset) { in md_bitmap_read_sb()
841 sector_t bm_blocks = bitmap->mddev->resync_max_sectors; in md_bitmap_read_sb()
844 (bitmap->mddev->bitmap_info.chunksize >> 9)); in md_bitmap_read_sb()
861 err = read_sb_page(bitmap->mddev, offset, sb_page, 0, in md_bitmap_read_sb()
901 strscpy(bitmap->mddev->bitmap_info.cluster_name, in md_bitmap_read_sb()
906 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in md_bitmap_read_sb()
908 if (bitmap->mddev->persistent) { in md_bitmap_read_sb()
913 if (memcmp(sb->uuid, bitmap->mddev->uuid, 16)) { in md_bitmap_read_sb()
919 if (!nodes && (events < bitmap->mddev->events)) { in md_bitmap_read_sb()
922 (unsigned long long) bitmap->mddev->events); in md_bitmap_read_sb()
938 bitmap->mddev->bitmap_info.chunksize = chunksize; in md_bitmap_read_sb()
939 err = md_setup_cluster(bitmap->mddev, nodes); in md_bitmap_read_sb()
945 bitmap->cluster_slot = md_cluster_ops->slot_number(bitmap->mddev); in md_bitmap_read_sb()
952 bitmap->events_cleared = bitmap->mddev->events; in md_bitmap_read_sb()
953 bitmap->mddev->bitmap_info.chunksize = chunksize; in md_bitmap_read_sb()
954 bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; in md_bitmap_read_sb()
955 bitmap->mddev->bitmap_info.max_write_behind = write_behind; in md_bitmap_read_sb()
956 bitmap->mddev->bitmap_info.nodes = nodes; in md_bitmap_read_sb()
957 if (bitmap->mddev->bitmap_info.space == 0 || in md_bitmap_read_sb()
958 bitmap->mddev->bitmap_info.space > sectors_reserved) in md_bitmap_read_sb()
959 bitmap->mddev->bitmap_info.space = sectors_reserved; in md_bitmap_read_sb()
963 md_cluster_stop(bitmap->mddev); in md_bitmap_read_sb()
1155 if (mddev_is_clustered(bitmap->mddev)) in md_bitmap_file_set_bit()
1186 if (mddev_is_clustered(bitmap->mddev)) in md_bitmap_file_clear_bit()
1247 mddev_add_trace_msg(bitmap->mddev, in __bitmap_unplug()
1290 static void bitmap_unplug(struct mddev *mddev, bool sync) in bitmap_unplug() argument
1292 struct bitmap *bitmap = mddev->bitmap; in bitmap_unplug()
1319 struct mddev *mddev = bitmap->mddev; in md_bitmap_init_from_disk() local
1328 if (!file && !mddev->bitmap_info.offset) { in md_bitmap_init_from_disk()
1352 if (mddev_is_clustered(mddev)) in md_bitmap_init_from_disk()
1368 ret = read_sb_page(mddev, 0, page, i + node_offset, in md_bitmap_init_from_disk()
1383 if (i == 0 && !mddev->bitmap_info.external) in md_bitmap_init_from_disk()
1439 static void bitmap_write_all(struct mddev *mddev) in bitmap_write_all() argument
1442 struct bitmap *bitmap = mddev->bitmap; in bitmap_write_all()
1479 static void mddev_set_timeout(struct mddev *mddev, unsigned long timeout, in mddev_set_timeout() argument
1485 thread = rcu_dereference(mddev->thread); in mddev_set_timeout()
1501 static void bitmap_daemon_work(struct mddev *mddev) in bitmap_daemon_work() argument
1512 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1513 bitmap = mddev->bitmap; in bitmap_daemon_work()
1515 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1519 + mddev->bitmap_info.daemon_sleep)) in bitmap_daemon_work()
1524 mddev_set_timeout(mddev, MAX_SCHEDULE_TIMEOUT, true); in bitmap_daemon_work()
1529 mddev_add_trace_msg(bitmap->mddev, "md bitmap_daemon_work"); in bitmap_daemon_work()
1542 mddev->bitmap_info.external == 0) { in bitmap_daemon_work()
1618 mddev_set_timeout(mddev, mddev->bitmap_info.daemon_sleep, true); in bitmap_daemon_work()
1619 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1672 static int bitmap_startwrite(struct mddev *mddev, sector_t offset, in bitmap_startwrite() argument
1675 struct bitmap *bitmap = mddev->bitmap; in bitmap_startwrite()
1688 bw, bitmap->mddev->bitmap_info.max_write_behind); in bitmap_startwrite()
1738 static void bitmap_endwrite(struct mddev *mddev, sector_t offset, in bitmap_endwrite() argument
1741 struct bitmap *bitmap = mddev->bitmap; in bitmap_endwrite()
1751 bitmap->mddev->bitmap_info.max_write_behind); in bitmap_endwrite()
1766 if (success && !bitmap->mddev->degraded && in bitmap_endwrite()
1767 bitmap->events_cleared < bitmap->mddev->events) { in bitmap_endwrite()
1768 bitmap->events_cleared = bitmap->mddev->events; in bitmap_endwrite()
1824 static bool bitmap_start_sync(struct mddev *mddev, sector_t offset, in bitmap_start_sync() argument
1839 rv |= __bitmap_start_sync(mddev->bitmap, offset, in bitmap_start_sync()
1879 static void bitmap_end_sync(struct mddev *mddev, sector_t offset, in bitmap_end_sync() argument
1882 __bitmap_end_sync(mddev->bitmap, offset, blocks, true); in bitmap_end_sync()
1885 static void bitmap_close_sync(struct mddev *mddev) in bitmap_close_sync() argument
1893 struct bitmap *bitmap = mddev->bitmap; in bitmap_close_sync()
1898 while (sector < bitmap->mddev->resync_max_sectors) { in bitmap_close_sync()
1904 static void bitmap_cond_end_sync(struct mddev *mddev, sector_t sector, in bitmap_cond_end_sync() argument
1909 struct bitmap *bitmap = mddev->bitmap; in bitmap_cond_end_sync()
1918 + bitmap->mddev->bitmap_info.daemon_sleep))) in bitmap_cond_end_sync()
1920 wait_event(bitmap->mddev->recovery_wait, in bitmap_cond_end_sync()
1921 atomic_read(&bitmap->mddev->recovery_active) == 0); in bitmap_cond_end_sync()
1923 bitmap->mddev->curr_resync_completed = sector; in bitmap_cond_end_sync()
1924 set_bit(MD_SB_CHANGE_CLEAN, &bitmap->mddev->sb_flags); in bitmap_cond_end_sync()
1927 while (s < sector && s < bitmap->mddev->resync_max_sectors) { in bitmap_cond_end_sync()
1932 sysfs_notify_dirent_safe(bitmap->mddev->sysfs_completed); in bitmap_cond_end_sync()
1935 static void bitmap_sync_with_cluster(struct mddev *mddev, in bitmap_sync_with_cluster() argument
1939 struct bitmap *bitmap = mddev->bitmap; in bitmap_sync_with_cluster()
1949 bitmap_start_sync(mddev, sector, &blocks, false); in bitmap_sync_with_cluster()
1982 static void bitmap_dirty_bits(struct mddev *mddev, unsigned long s, in bitmap_dirty_bits() argument
1986 struct bitmap *bitmap = mddev->bitmap; in bitmap_dirty_bits()
1996 if (sec < bitmap->mddev->recovery_cp) in bitmap_dirty_bits()
2001 bitmap->mddev->recovery_cp = sec; in bitmap_dirty_bits()
2005 static void bitmap_flush(struct mddev *mddev) in bitmap_flush() argument
2007 struct bitmap *bitmap = mddev->bitmap; in bitmap_flush()
2016 sleep = mddev->bitmap_info.daemon_sleep * 2; in bitmap_flush()
2018 bitmap_daemon_work(mddev); in bitmap_flush()
2020 bitmap_daemon_work(mddev); in bitmap_flush()
2022 bitmap_daemon_work(mddev); in bitmap_flush()
2023 if (mddev->bitmap_info.external) in bitmap_flush()
2024 md_super_wait(mddev); in bitmap_flush()
2040 if (mddev_is_clustered(bitmap->mddev) && bitmap->mddev->cluster_info && in md_bitmap_free()
2041 bitmap->cluster_slot == md_cluster_ops->slot_number(bitmap->mddev)) in md_bitmap_free()
2042 md_cluster_stop(bitmap->mddev); in md_bitmap_free()
2064 static void bitmap_wait_behind_writes(struct mddev *mddev) in bitmap_wait_behind_writes() argument
2066 struct bitmap *bitmap = mddev->bitmap; in bitmap_wait_behind_writes()
2071 mdname(mddev)); in bitmap_wait_behind_writes()
2078 static void bitmap_destroy(struct mddev *mddev) in bitmap_destroy() argument
2080 struct bitmap *bitmap = mddev->bitmap; in bitmap_destroy()
2085 bitmap_wait_behind_writes(mddev); in bitmap_destroy()
2086 if (!mddev->serialize_policy) in bitmap_destroy()
2087 mddev_destroy_serial_pool(mddev, NULL); in bitmap_destroy()
2089 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_destroy()
2090 spin_lock(&mddev->lock); in bitmap_destroy()
2091 mddev->bitmap = NULL; /* disconnect from the md device */ in bitmap_destroy()
2092 spin_unlock(&mddev->lock); in bitmap_destroy()
2093 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_destroy()
2094 mddev_set_timeout(mddev, MAX_SCHEDULE_TIMEOUT, true); in bitmap_destroy()
2104 static struct bitmap *__bitmap_create(struct mddev *mddev, int slot) in __bitmap_create() argument
2107 sector_t blocks = mddev->resync_max_sectors; in __bitmap_create()
2108 struct file *file = mddev->bitmap_info.file; in __bitmap_create()
2114 BUG_ON(file && mddev->bitmap_info.offset); in __bitmap_create()
2116 if (test_bit(MD_HAS_JOURNAL, &mddev->flags)) { in __bitmap_create()
2118 mdname(mddev)); in __bitmap_create()
2132 bitmap->mddev = mddev; in __bitmap_create()
2135 if (mddev->kobj.sd) in __bitmap_create()
2136 bm = sysfs_get_dirent(mddev->kobj.sd, "bitmap"); in __bitmap_create()
2153 if (!mddev->bitmap_info.external) { in __bitmap_create()
2158 if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags)) in __bitmap_create()
2164 if (mddev->bitmap_info.chunksize == 0 || in __bitmap_create()
2165 mddev->bitmap_info.daemon_sleep == 0) in __bitmap_create()
2174 err = __bitmap_resize(bitmap, blocks, mddev->bitmap_info.chunksize, in __bitmap_create()
2192 static int bitmap_create(struct mddev *mddev, int slot) in bitmap_create() argument
2194 struct bitmap *bitmap = __bitmap_create(mddev, slot); in bitmap_create()
2199 mddev->bitmap = bitmap; in bitmap_create()
2203 static int bitmap_load(struct mddev *mddev) in bitmap_load() argument
2208 struct bitmap *bitmap = mddev->bitmap; in bitmap_load()
2214 rdev_for_each(rdev, mddev) in bitmap_load()
2215 mddev_create_serial_pool(mddev, rdev); in bitmap_load()
2217 if (mddev_is_clustered(mddev)) in bitmap_load()
2218 md_cluster_ops->load_bitmaps(mddev, mddev->bitmap_info.nodes); in bitmap_load()
2225 while (sector < mddev->resync_max_sectors) { in bitmap_load()
2227 bitmap_start_sync(mddev, sector, &blocks, false); in bitmap_load()
2230 bitmap_close_sync(mddev); in bitmap_load()
2232 if (mddev->degraded == 0 in bitmap_load()
2233 || bitmap->events_cleared == mddev->events) in bitmap_load()
2236 start = mddev->recovery_cp; in bitmap_load()
2238 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_load()
2240 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_load()
2247 set_bit(MD_RECOVERY_NEEDED, &bitmap->mddev->recovery); in bitmap_load()
2249 mddev_set_timeout(mddev, mddev->bitmap_info.daemon_sleep, true); in bitmap_load()
2250 md_wakeup_thread(mddev->thread); in bitmap_load()
2261 static void *bitmap_get_from_slot(struct mddev *mddev, int slot) in bitmap_get_from_slot() argument
2266 bitmap = __bitmap_create(mddev, slot); in bitmap_get_from_slot()
2284 static int bitmap_copy_from_slot(struct mddev *mddev, int slot, sector_t *low, in bitmap_copy_from_slot() argument
2292 bitmap = bitmap_get_from_slot(mddev, slot); in bitmap_copy_from_slot()
2306 md_bitmap_set_memory_bits(mddev->bitmap, block, 1); in bitmap_copy_from_slot()
2307 md_bitmap_file_set_bit(mddev->bitmap, block); in bitmap_copy_from_slot()
2320 __bitmap_unplug(mddev->bitmap); in bitmap_copy_from_slot()
2396 long space = bitmap->mddev->bitmap_info.space; in __bitmap_resize()
2403 if (!bitmap->mddev->bitmap_info.external) in __bitmap_resize()
2406 bitmap->mddev->bitmap_info.space = space; in __bitmap_resize()
2415 if (!bitmap->mddev->bitmap_info.external) in __bitmap_resize()
2424 if (bitmap->mddev->bitmap_info.offset || bitmap->mddev->bitmap_info.file) in __bitmap_resize()
2426 !bitmap->mddev->bitmap_info.external, in __bitmap_resize()
2427 mddev_is_clustered(bitmap->mddev) in __bitmap_resize()
2444 bitmap->mddev->pers->quiesce(bitmap->mddev, 1); in __bitmap_resize()
2463 bitmap->mddev->bitmap_info.chunksize = 1UL << (chunkshift + in __bitmap_resize()
2470 if (mddev_is_clustered(bitmap->mddev)) { in __bitmap_resize()
2489 bitmap->mddev->bitmap_info.chunksize = in __bitmap_resize()
2563 bitmap->mddev->pers->quiesce(bitmap->mddev, 0); in __bitmap_resize()
2570 static int bitmap_resize(struct mddev *mddev, sector_t blocks, int chunksize, in bitmap_resize() argument
2573 struct bitmap *bitmap = mddev->bitmap; in bitmap_resize()
2582 location_show(struct mddev *mddev, char *page) in location_show() argument
2585 if (mddev->bitmap_info.file) in location_show()
2587 else if (mddev->bitmap_info.offset) in location_show()
2588 len = sprintf(page, "%+lld", (long long)mddev->bitmap_info.offset); in location_show()
2596 location_store(struct mddev *mddev, const char *buf, size_t len) in location_store() argument
2600 rv = mddev_suspend_and_lock(mddev); in location_store()
2604 if (mddev->pers) { in location_store()
2605 if (mddev->recovery || mddev->sync_thread) { in location_store()
2611 if (mddev->bitmap || mddev->bitmap_info.file || in location_store()
2612 mddev->bitmap_info.offset) { in location_store()
2619 bitmap_destroy(mddev); in location_store()
2620 mddev->bitmap_info.offset = 0; in location_store()
2621 if (mddev->bitmap_info.file) { in location_store()
2622 struct file *f = mddev->bitmap_info.file; in location_store()
2623 mddev->bitmap_info.file = NULL; in location_store()
2647 if (mddev->bitmap_info.external == 0 && in location_store()
2648 mddev->major_version == 0 && in location_store()
2649 offset != mddev->bitmap_info.default_offset) { in location_store()
2654 mddev->bitmap_info.offset = offset; in location_store()
2655 rv = bitmap_create(mddev, -1); in location_store()
2659 rv = bitmap_load(mddev); in location_store()
2661 mddev->bitmap_info.offset = 0; in location_store()
2662 bitmap_destroy(mddev); in location_store()
2667 if (!mddev->external) { in location_store()
2671 set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); in location_store()
2672 md_wakeup_thread(mddev->thread); in location_store()
2676 mddev_unlock_and_resume(mddev); in location_store()
2690 space_show(struct mddev *mddev, char *page) in space_show() argument
2692 return sprintf(page, "%lu\n", mddev->bitmap_info.space); in space_show()
2696 space_store(struct mddev *mddev, const char *buf, size_t len) in space_store() argument
2709 bitmap = mddev->bitmap; in space_store()
2716 mddev->bitmap_info.space = sectors; in space_store()
2724 timeout_show(struct mddev *mddev, char *page) in timeout_show() argument
2727 unsigned long secs = mddev->bitmap_info.daemon_sleep / HZ; in timeout_show()
2728 unsigned long jifs = mddev->bitmap_info.daemon_sleep % HZ; in timeout_show()
2738 timeout_store(struct mddev *mddev, const char *buf, size_t len) in timeout_store() argument
2757 mddev->bitmap_info.daemon_sleep = timeout; in timeout_store()
2758 mddev_set_timeout(mddev, timeout, false); in timeout_store()
2759 md_wakeup_thread(mddev->thread); in timeout_store()
2768 backlog_show(struct mddev *mddev, char *page) in backlog_show() argument
2770 return sprintf(page, "%lu\n", mddev->bitmap_info.max_write_behind); in backlog_show()
2774 backlog_store(struct mddev *mddev, const char *buf, size_t len) in backlog_store() argument
2777 unsigned long old_mwb = mddev->bitmap_info.max_write_behind; in backlog_store()
2786 rv = mddev_suspend_and_lock(mddev); in backlog_store()
2794 rdev_for_each(rdev, mddev) { in backlog_store()
2802 mdname(mddev)); in backlog_store()
2803 mddev_unlock(mddev); in backlog_store()
2807 mddev->bitmap_info.max_write_behind = backlog; in backlog_store()
2808 if (!backlog && mddev->serial_info_pool) { in backlog_store()
2810 if (!mddev->serialize_policy) in backlog_store()
2811 mddev_destroy_serial_pool(mddev, NULL); in backlog_store()
2812 } else if (backlog && !mddev->serial_info_pool) { in backlog_store()
2814 rdev_for_each(rdev, mddev) in backlog_store()
2815 mddev_create_serial_pool(mddev, rdev); in backlog_store()
2818 bitmap_update_sb(mddev->bitmap); in backlog_store()
2820 mddev_unlock_and_resume(mddev); in backlog_store()
2828 chunksize_show(struct mddev *mddev, char *page) in chunksize_show() argument
2830 return sprintf(page, "%lu\n", mddev->bitmap_info.chunksize); in chunksize_show()
2834 chunksize_store(struct mddev *mddev, const char *buf, size_t len) in chunksize_store() argument
2839 if (mddev->bitmap) in chunksize_store()
2850 mddev->bitmap_info.chunksize = csize; in chunksize_store()
2857 static ssize_t metadata_show(struct mddev *mddev, char *page) in metadata_show() argument
2859 if (mddev_is_clustered(mddev)) in metadata_show()
2861 return sprintf(page, "%s\n", (mddev->bitmap_info.external in metadata_show()
2865 static ssize_t metadata_store(struct mddev *mddev, const char *buf, size_t len) in metadata_store() argument
2867 if (mddev->bitmap || in metadata_store()
2868 mddev->bitmap_info.file || in metadata_store()
2869 mddev->bitmap_info.offset) in metadata_store()
2872 mddev->bitmap_info.external = 1; in metadata_store()
2875 mddev->bitmap_info.external = 0; in metadata_store()
2884 static ssize_t can_clear_show(struct mddev *mddev, char *page) in can_clear_show() argument
2889 spin_lock(&mddev->lock); in can_clear_show()
2890 bitmap = mddev->bitmap; in can_clear_show()
2896 spin_unlock(&mddev->lock); in can_clear_show()
2900 static ssize_t can_clear_store(struct mddev *mddev, const char *buf, size_t len) in can_clear_store() argument
2902 struct bitmap *bitmap = mddev->bitmap; in can_clear_store()
2913 if (mddev->degraded) in can_clear_store()
2926 behind_writes_used_show(struct mddev *mddev, char *page) in behind_writes_used_show() argument
2931 spin_lock(&mddev->lock); in behind_writes_used_show()
2932 bitmap = mddev->bitmap; in behind_writes_used_show()
2937 spin_unlock(&mddev->lock); in behind_writes_used_show()
2943 behind_writes_used_reset(struct mddev *mddev, const char *buf, size_t len) in behind_writes_used_reset() argument
2945 struct bitmap *bitmap = mddev->bitmap; in behind_writes_used_reset()
3002 void mddev_set_bitmap_ops(struct mddev *mddev) in mddev_set_bitmap_ops() argument
3004 mddev->bitmap_ops = &bitmap_ops; in mddev_set_bitmap_ops()