Lines Matching refs:mddev
167 struct mddev *mddev; /* the md device that the bitmap is for */ member
225 return bitmap->mddev ? mdname(bitmap->mddev) : "mdX"; in bmname()
347 static int read_sb_page(struct mddev *mddev, loff_t offset, in read_sb_page() argument
351 sector_t sector = mddev->bitmap_info.offset + offset + in read_sb_page()
355 rdev_for_each(rdev, mddev) { in read_sb_page()
369 static struct md_rdev *next_active_rdev(struct md_rdev *rdev, struct mddev *mddev) in next_active_rdev() argument
387 rdev = list_entry(&mddev->disks, struct md_rdev, same_set); in next_active_rdev()
390 rdev_dec_pending(rdev, mddev); in next_active_rdev()
392 list_for_each_entry_continue_rcu(rdev, &mddev->disks, same_set) { in next_active_rdev()
431 struct mddev *mddev = bitmap->mddev; in __write_sb_page() local
435 loff_t sboff, offset = mddev->bitmap_info.offset; in __write_sb_page()
456 if (mddev->external) { in __write_sb_page()
459 sboff < (doff + mddev->dev_sectors + PAGE_SIZE / SECTOR_SIZE)) in __write_sb_page()
468 if (doff + mddev->dev_sectors > sboff) in __write_sb_page()
479 md_write_metadata(mddev, rdev, sboff + ps, (int)min(size, bitmap_limit), in __write_sb_page()
487 struct mddev *mddev = bitmap->mddev; in write_sb_page() local
492 while ((rdev = next_active_rdev(rdev, mddev)) != NULL) { in write_sb_page()
498 } while (wait && md_super_wait(mddev) < 0); in write_sb_page()
645 if (mddev_is_clustered(bitmap->mddev)) { in filemap_write_page()
674 md_super_wait(bitmap->mddev); in md_bitmap_wait_writes()
684 if (!bitmap || !bitmap->mddev) /* no bitmap for this array */ in bitmap_update_sb()
686 if (bitmap->mddev->bitmap_info.external) in bitmap_update_sb()
691 sb->events = cpu_to_le64(bitmap->mddev->events); in bitmap_update_sb()
692 if (bitmap->mddev->events < bitmap->events_cleared) in bitmap_update_sb()
694 bitmap->events_cleared = bitmap->mddev->events; in bitmap_update_sb()
702 sb->daemon_sleep = cpu_to_le32(bitmap->mddev->bitmap_info.daemon_sleep/HZ); in bitmap_update_sb()
703 sb->write_behind = cpu_to_le32(bitmap->mddev->bitmap_info.max_write_behind); in bitmap_update_sb()
705 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in bitmap_update_sb()
706 sb->chunksize = cpu_to_le32(bitmap->mddev->bitmap_info.chunksize); in bitmap_update_sb()
707 sb->nodes = cpu_to_le32(bitmap->mddev->bitmap_info.nodes); in bitmap_update_sb()
708 sb->sectors_reserved = cpu_to_le32(bitmap->mddev-> in bitmap_update_sb()
773 chunksize = bitmap->mddev->bitmap_info.chunksize; in md_bitmap_new_disk_sb()
782 daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep; in md_bitmap_new_disk_sb()
788 bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; in md_bitmap_new_disk_sb()
794 write_behind = bitmap->mddev->bitmap_info.max_write_behind; in md_bitmap_new_disk_sb()
798 bitmap->mddev->bitmap_info.max_write_behind = write_behind; in md_bitmap_new_disk_sb()
801 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in md_bitmap_new_disk_sb()
803 memcpy(sb->uuid, bitmap->mddev->uuid, 16); in md_bitmap_new_disk_sb()
807 bitmap->events_cleared = bitmap->mddev->events; in md_bitmap_new_disk_sb()
808 sb->events_cleared = cpu_to_le64(bitmap->mddev->events); in md_bitmap_new_disk_sb()
809 bitmap->mddev->bitmap_info.nodes = 0; in md_bitmap_new_disk_sb()
829 if (!bitmap->storage.file && !bitmap->mddev->bitmap_info.offset) { in md_bitmap_read_sb()
846 sector_t bm_blocks = bitmap->mddev->resync_max_sectors; in md_bitmap_read_sb()
849 (bitmap->mddev->bitmap_info.chunksize >> 9)); in md_bitmap_read_sb()
866 err = read_sb_page(bitmap->mddev, offset, sb_page, 0, in md_bitmap_read_sb()
906 strscpy(bitmap->mddev->bitmap_info.cluster_name, in md_bitmap_read_sb()
911 sb->sync_size = cpu_to_le64(bitmap->mddev->resync_max_sectors); in md_bitmap_read_sb()
913 if (bitmap->mddev->persistent) { in md_bitmap_read_sb()
918 if (memcmp(sb->uuid, bitmap->mddev->uuid, 16)) { in md_bitmap_read_sb()
924 if (!nodes && (events < bitmap->mddev->events)) { in md_bitmap_read_sb()
927 (unsigned long long) bitmap->mddev->events); in md_bitmap_read_sb()
943 bitmap->mddev->bitmap_info.chunksize = chunksize; in md_bitmap_read_sb()
944 err = md_setup_cluster(bitmap->mddev, nodes); in md_bitmap_read_sb()
950 bitmap->cluster_slot = bitmap->mddev->cluster_ops->slot_number(bitmap->mddev); in md_bitmap_read_sb()
957 bitmap->events_cleared = bitmap->mddev->events; in md_bitmap_read_sb()
958 bitmap->mddev->bitmap_info.chunksize = chunksize; in md_bitmap_read_sb()
959 bitmap->mddev->bitmap_info.daemon_sleep = daemon_sleep; in md_bitmap_read_sb()
960 bitmap->mddev->bitmap_info.max_write_behind = write_behind; in md_bitmap_read_sb()
961 bitmap->mddev->bitmap_info.nodes = nodes; in md_bitmap_read_sb()
962 if (bitmap->mddev->bitmap_info.space == 0 || in md_bitmap_read_sb()
963 bitmap->mddev->bitmap_info.space > sectors_reserved) in md_bitmap_read_sb()
964 bitmap->mddev->bitmap_info.space = sectors_reserved; in md_bitmap_read_sb()
968 md_cluster_stop(bitmap->mddev); in md_bitmap_read_sb()
1159 if (mddev_is_clustered(bitmap->mddev)) in md_bitmap_file_set_bit()
1190 if (mddev_is_clustered(bitmap->mddev)) in md_bitmap_file_clear_bit()
1251 mddev_add_trace_msg(bitmap->mddev, in __bitmap_unplug()
1295 static void bitmap_unplug(struct mddev *mddev, bool sync) in bitmap_unplug() argument
1297 struct bitmap *bitmap = mddev->bitmap; in bitmap_unplug()
1324 struct mddev *mddev = bitmap->mddev; in md_bitmap_init_from_disk() local
1333 if (!file && !mddev->bitmap_info.offset) { in md_bitmap_init_from_disk()
1357 if (mddev_is_clustered(mddev)) in md_bitmap_init_from_disk()
1373 ret = read_sb_page(mddev, 0, page, i + node_offset, in md_bitmap_init_from_disk()
1388 if (i == 0 && !mddev->bitmap_info.external) in md_bitmap_init_from_disk()
1444 static void bitmap_write_all(struct mddev *mddev) in bitmap_write_all() argument
1447 struct bitmap *bitmap = mddev->bitmap; in bitmap_write_all()
1484 static void mddev_set_timeout(struct mddev *mddev, unsigned long timeout, in mddev_set_timeout() argument
1490 thread = rcu_dereference(mddev->thread); in mddev_set_timeout()
1506 static void bitmap_daemon_work(struct mddev *mddev) in bitmap_daemon_work() argument
1517 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1518 bitmap = mddev->bitmap; in bitmap_daemon_work()
1520 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1524 + mddev->bitmap_info.daemon_sleep)) in bitmap_daemon_work()
1529 mddev_set_timeout(mddev, MAX_SCHEDULE_TIMEOUT, true); in bitmap_daemon_work()
1534 mddev_add_trace_msg(bitmap->mddev, "md bitmap_daemon_work"); in bitmap_daemon_work()
1547 mddev->bitmap_info.external == 0) { in bitmap_daemon_work()
1623 mddev_set_timeout(mddev, mddev->bitmap_info.daemon_sleep, true); in bitmap_daemon_work()
1624 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_daemon_work()
1677 static void bitmap_start_write(struct mddev *mddev, sector_t offset, in bitmap_start_write() argument
1680 struct bitmap *bitmap = mddev->bitmap; in bitmap_start_write()
1731 static void bitmap_end_write(struct mddev *mddev, sector_t offset, in bitmap_end_write() argument
1734 struct bitmap *bitmap = mddev->bitmap; in bitmap_end_write()
1751 if (!bitmap->mddev->degraded) { in bitmap_end_write()
1752 if (bitmap->events_cleared < bitmap->mddev->events) { in bitmap_end_write()
1753 bitmap->events_cleared = bitmap->mddev->events; in bitmap_end_write()
1804 static bool bitmap_start_sync(struct mddev *mddev, sector_t offset, in bitmap_start_sync() argument
1819 rv |= __bitmap_start_sync(mddev->bitmap, offset, in bitmap_start_sync()
1855 static void bitmap_end_sync(struct mddev *mddev, sector_t offset, in bitmap_end_sync() argument
1858 __bitmap_end_sync(mddev->bitmap, offset, blocks, true); in bitmap_end_sync()
1861 static void bitmap_close_sync(struct mddev *mddev) in bitmap_close_sync() argument
1869 struct bitmap *bitmap = mddev->bitmap; in bitmap_close_sync()
1874 while (sector < bitmap->mddev->resync_max_sectors) { in bitmap_close_sync()
1880 static void bitmap_cond_end_sync(struct mddev *mddev, sector_t sector, in bitmap_cond_end_sync() argument
1885 struct bitmap *bitmap = mddev->bitmap; in bitmap_cond_end_sync()
1894 + bitmap->mddev->bitmap_info.daemon_sleep))) in bitmap_cond_end_sync()
1896 wait_event(bitmap->mddev->recovery_wait, in bitmap_cond_end_sync()
1897 atomic_read(&bitmap->mddev->recovery_active) == 0); in bitmap_cond_end_sync()
1899 bitmap->mddev->curr_resync_completed = sector; in bitmap_cond_end_sync()
1900 set_bit(MD_SB_CHANGE_CLEAN, &bitmap->mddev->sb_flags); in bitmap_cond_end_sync()
1903 while (s < sector && s < bitmap->mddev->resync_max_sectors) { in bitmap_cond_end_sync()
1908 sysfs_notify_dirent_safe(bitmap->mddev->sysfs_completed); in bitmap_cond_end_sync()
1911 static void bitmap_sync_with_cluster(struct mddev *mddev, in bitmap_sync_with_cluster() argument
1915 struct bitmap *bitmap = mddev->bitmap; in bitmap_sync_with_cluster()
1925 bitmap_start_sync(mddev, sector, &blocks, false); in bitmap_sync_with_cluster()
1958 static void bitmap_dirty_bits(struct mddev *mddev, unsigned long s, in bitmap_dirty_bits() argument
1962 struct bitmap *bitmap = mddev->bitmap; in bitmap_dirty_bits()
1972 if (sec < bitmap->mddev->resync_offset) in bitmap_dirty_bits()
1977 bitmap->mddev->resync_offset = sec; in bitmap_dirty_bits()
1981 static void bitmap_flush(struct mddev *mddev) in bitmap_flush() argument
1983 struct bitmap *bitmap = mddev->bitmap; in bitmap_flush()
1992 sleep = mddev->bitmap_info.daemon_sleep * 2; in bitmap_flush()
1994 bitmap_daemon_work(mddev); in bitmap_flush()
1996 bitmap_daemon_work(mddev); in bitmap_flush()
1998 bitmap_daemon_work(mddev); in bitmap_flush()
1999 if (mddev->bitmap_info.external) in bitmap_flush()
2000 md_super_wait(mddev); in bitmap_flush()
2016 if (mddev_is_clustered(bitmap->mddev) && bitmap->mddev->cluster_info && in md_bitmap_free()
2017 bitmap->cluster_slot == bitmap->mddev->cluster_ops->slot_number(bitmap->mddev)) in md_bitmap_free()
2018 md_cluster_stop(bitmap->mddev); in md_bitmap_free()
2040 static void bitmap_start_behind_write(struct mddev *mddev) in bitmap_start_behind_write() argument
2042 struct bitmap *bitmap = mddev->bitmap; in bitmap_start_behind_write()
2051 bw, bitmap->mddev->bitmap_info.max_write_behind); in bitmap_start_behind_write()
2054 static void bitmap_end_behind_write(struct mddev *mddev) in bitmap_end_behind_write() argument
2056 struct bitmap *bitmap = mddev->bitmap; in bitmap_end_behind_write()
2062 bitmap->mddev->bitmap_info.max_write_behind); in bitmap_end_behind_write()
2065 static void bitmap_wait_behind_writes(struct mddev *mddev) in bitmap_wait_behind_writes() argument
2067 struct bitmap *bitmap = mddev->bitmap; in bitmap_wait_behind_writes()
2072 mdname(mddev)); in bitmap_wait_behind_writes()
2079 static void bitmap_destroy(struct mddev *mddev) in bitmap_destroy() argument
2081 struct bitmap *bitmap = mddev->bitmap; in bitmap_destroy()
2086 bitmap_wait_behind_writes(mddev); in bitmap_destroy()
2087 if (!test_bit(MD_SERIALIZE_POLICY, &mddev->flags)) in bitmap_destroy()
2088 mddev_destroy_serial_pool(mddev, NULL); in bitmap_destroy()
2090 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_destroy()
2091 spin_lock(&mddev->lock); in bitmap_destroy()
2092 mddev->bitmap = NULL; /* disconnect from the md device */ in bitmap_destroy()
2093 spin_unlock(&mddev->lock); in bitmap_destroy()
2094 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_destroy()
2095 mddev_set_timeout(mddev, MAX_SCHEDULE_TIMEOUT, true); in bitmap_destroy()
2105 static struct bitmap *__bitmap_create(struct mddev *mddev, int slot) in __bitmap_create() argument
2108 sector_t blocks = mddev->resync_max_sectors; in __bitmap_create()
2109 struct file *file = mddev->bitmap_info.file; in __bitmap_create()
2115 BUG_ON(file && mddev->bitmap_info.offset); in __bitmap_create()
2117 if (test_bit(MD_HAS_JOURNAL, &mddev->flags)) { in __bitmap_create()
2119 mdname(mddev)); in __bitmap_create()
2133 bitmap->mddev = mddev; in __bitmap_create()
2136 if (mddev->kobj.sd) in __bitmap_create()
2137 bm = sysfs_get_dirent(mddev->kobj.sd, "bitmap"); in __bitmap_create()
2154 if (!mddev->bitmap_info.external) { in __bitmap_create()
2159 if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags)) in __bitmap_create()
2165 if (mddev->bitmap_info.chunksize == 0 || in __bitmap_create()
2166 mddev->bitmap_info.daemon_sleep == 0) in __bitmap_create()
2175 err = __bitmap_resize(bitmap, blocks, mddev->bitmap_info.chunksize, in __bitmap_create()
2193 static int bitmap_create(struct mddev *mddev) in bitmap_create() argument
2195 struct bitmap *bitmap = __bitmap_create(mddev, -1); in bitmap_create()
2200 mddev->bitmap = bitmap; in bitmap_create()
2204 static int bitmap_load(struct mddev *mddev) in bitmap_load() argument
2209 struct bitmap *bitmap = mddev->bitmap; in bitmap_load()
2215 rdev_for_each(rdev, mddev) in bitmap_load()
2216 mddev_create_serial_pool(mddev, rdev); in bitmap_load()
2218 if (mddev_is_clustered(mddev)) in bitmap_load()
2219 mddev->cluster_ops->load_bitmaps(mddev, mddev->bitmap_info.nodes); in bitmap_load()
2226 while (sector < mddev->resync_max_sectors) { in bitmap_load()
2228 bitmap_start_sync(mddev, sector, &blocks, false); in bitmap_load()
2231 bitmap_close_sync(mddev); in bitmap_load()
2233 if (mddev->degraded == 0 in bitmap_load()
2234 || bitmap->events_cleared == mddev->events) in bitmap_load()
2237 start = mddev->resync_offset; in bitmap_load()
2239 mutex_lock(&mddev->bitmap_info.mutex); in bitmap_load()
2241 mutex_unlock(&mddev->bitmap_info.mutex); in bitmap_load()
2248 set_bit(MD_RECOVERY_NEEDED, &bitmap->mddev->recovery); in bitmap_load()
2250 mddev_set_timeout(mddev, mddev->bitmap_info.daemon_sleep, true); in bitmap_load()
2251 md_wakeup_thread(mddev->thread); in bitmap_load()
2262 static void *bitmap_get_from_slot(struct mddev *mddev, int slot) in bitmap_get_from_slot() argument
2267 bitmap = __bitmap_create(mddev, slot); in bitmap_get_from_slot()
2285 static int bitmap_copy_from_slot(struct mddev *mddev, int slot, sector_t *low, in bitmap_copy_from_slot() argument
2293 bitmap = bitmap_get_from_slot(mddev, slot); in bitmap_copy_from_slot()
2307 md_bitmap_set_memory_bits(mddev->bitmap, block, 1); in bitmap_copy_from_slot()
2308 md_bitmap_file_set_bit(mddev->bitmap, block); in bitmap_copy_from_slot()
2321 __bitmap_unplug(mddev->bitmap); in bitmap_copy_from_slot()
2398 long space = bitmap->mddev->bitmap_info.space; in __bitmap_resize()
2405 if (!bitmap->mddev->bitmap_info.external) in __bitmap_resize()
2408 bitmap->mddev->bitmap_info.space = space; in __bitmap_resize()
2417 if (!bitmap->mddev->bitmap_info.external) in __bitmap_resize()
2426 if (bitmap->mddev->bitmap_info.offset || bitmap->mddev->bitmap_info.file) in __bitmap_resize()
2428 !bitmap->mddev->bitmap_info.external, in __bitmap_resize()
2429 mddev_is_clustered(bitmap->mddev) in __bitmap_resize()
2446 bitmap->mddev->pers->quiesce(bitmap->mddev, 1); in __bitmap_resize()
2455 mutex_lock(&bitmap->mddev->bitmap_info.mutex); in __bitmap_resize()
2466 bitmap->mddev->bitmap_info.chunksize = 1UL << (chunkshift + in __bitmap_resize()
2473 if (mddev_is_clustered(bitmap->mddev)) { in __bitmap_resize()
2492 bitmap->mddev->bitmap_info.chunksize = in __bitmap_resize()
2563 mutex_unlock(&bitmap->mddev->bitmap_info.mutex); in __bitmap_resize()
2566 bitmap->mddev->pers->quiesce(bitmap->mddev, 0); in __bitmap_resize()
2573 static int bitmap_resize(struct mddev *mddev, sector_t blocks, int chunksize) in bitmap_resize() argument
2575 struct bitmap *bitmap = mddev->bitmap; in bitmap_resize()
2584 location_show(struct mddev *mddev, char *page) in location_show() argument
2587 if (mddev->bitmap_info.file) in location_show()
2589 else if (mddev->bitmap_info.offset) in location_show()
2590 len = sprintf(page, "%+lld", (long long)mddev->bitmap_info.offset); in location_show()
2598 location_store(struct mddev *mddev, const char *buf, size_t len) in location_store() argument
2602 rv = mddev_suspend_and_lock(mddev); in location_store()
2606 if (mddev->pers) { in location_store()
2607 if (mddev->recovery || mddev->sync_thread) { in location_store()
2613 if (mddev->bitmap || mddev->bitmap_info.file || in location_store()
2614 mddev->bitmap_info.offset) { in location_store()
2621 bitmap_destroy(mddev); in location_store()
2622 mddev->bitmap_info.offset = 0; in location_store()
2623 if (mddev->bitmap_info.file) { in location_store()
2624 struct file *f = mddev->bitmap_info.file; in location_store()
2625 mddev->bitmap_info.file = NULL; in location_store()
2649 if (mddev->bitmap_info.external == 0 && in location_store()
2650 mddev->major_version == 0 && in location_store()
2651 offset != mddev->bitmap_info.default_offset) { in location_store()
2656 mddev->bitmap_info.offset = offset; in location_store()
2657 rv = bitmap_create(mddev); in location_store()
2661 rv = bitmap_load(mddev); in location_store()
2663 mddev->bitmap_info.offset = 0; in location_store()
2664 bitmap_destroy(mddev); in location_store()
2669 if (!mddev->external) { in location_store()
2673 set_bit(MD_SB_CHANGE_DEVS, &mddev->sb_flags); in location_store()
2674 md_wakeup_thread(mddev->thread); in location_store()
2678 mddev_unlock_and_resume(mddev); in location_store()
2692 space_show(struct mddev *mddev, char *page) in space_show() argument
2694 return sprintf(page, "%lu\n", mddev->bitmap_info.space); in space_show()
2698 space_store(struct mddev *mddev, const char *buf, size_t len) in space_store() argument
2711 bitmap = mddev->bitmap; in space_store()
2718 mddev->bitmap_info.space = sectors; in space_store()
2726 timeout_show(struct mddev *mddev, char *page) in timeout_show() argument
2729 unsigned long secs = mddev->bitmap_info.daemon_sleep / HZ; in timeout_show()
2730 unsigned long jifs = mddev->bitmap_info.daemon_sleep % HZ; in timeout_show()
2740 timeout_store(struct mddev *mddev, const char *buf, size_t len) in timeout_store() argument
2759 mddev->bitmap_info.daemon_sleep = timeout; in timeout_store()
2760 mddev_set_timeout(mddev, timeout, false); in timeout_store()
2761 md_wakeup_thread(mddev->thread); in timeout_store()
2770 backlog_show(struct mddev *mddev, char *page) in backlog_show() argument
2772 return sprintf(page, "%lu\n", mddev->bitmap_info.max_write_behind); in backlog_show()
2776 backlog_store(struct mddev *mddev, const char *buf, size_t len) in backlog_store() argument
2779 unsigned long old_mwb = mddev->bitmap_info.max_write_behind; in backlog_store()
2788 rv = mddev_suspend_and_lock(mddev); in backlog_store()
2796 rdev_for_each(rdev, mddev) { in backlog_store()
2804 mdname(mddev)); in backlog_store()
2805 mddev_unlock(mddev); in backlog_store()
2809 mddev->bitmap_info.max_write_behind = backlog; in backlog_store()
2810 if (!backlog && mddev->serial_info_pool) { in backlog_store()
2812 if (!test_bit(MD_SERIALIZE_POLICY, &mddev->flags)) in backlog_store()
2813 mddev_destroy_serial_pool(mddev, NULL); in backlog_store()
2814 } else if (backlog && !mddev->serial_info_pool) { in backlog_store()
2816 rdev_for_each(rdev, mddev) in backlog_store()
2817 mddev_create_serial_pool(mddev, rdev); in backlog_store()
2820 bitmap_update_sb(mddev->bitmap); in backlog_store()
2822 mddev_unlock_and_resume(mddev); in backlog_store()
2830 chunksize_show(struct mddev *mddev, char *page) in chunksize_show() argument
2832 return sprintf(page, "%lu\n", mddev->bitmap_info.chunksize); in chunksize_show()
2836 chunksize_store(struct mddev *mddev, const char *buf, size_t len) in chunksize_store() argument
2841 if (mddev->bitmap) in chunksize_store()
2852 mddev->bitmap_info.chunksize = csize; in chunksize_store()
2859 static ssize_t metadata_show(struct mddev *mddev, char *page) in metadata_show() argument
2861 if (mddev_is_clustered(mddev)) in metadata_show()
2863 return sprintf(page, "%s\n", (mddev->bitmap_info.external in metadata_show()
2867 static ssize_t metadata_store(struct mddev *mddev, const char *buf, size_t len) in metadata_store() argument
2869 if (mddev->bitmap || in metadata_store()
2870 mddev->bitmap_info.file || in metadata_store()
2871 mddev->bitmap_info.offset) in metadata_store()
2874 mddev->bitmap_info.external = 1; in metadata_store()
2877 mddev->bitmap_info.external = 0; in metadata_store()
2886 static ssize_t can_clear_show(struct mddev *mddev, char *page) in can_clear_show() argument
2891 spin_lock(&mddev->lock); in can_clear_show()
2892 bitmap = mddev->bitmap; in can_clear_show()
2898 spin_unlock(&mddev->lock); in can_clear_show()
2902 static ssize_t can_clear_store(struct mddev *mddev, const char *buf, size_t len) in can_clear_store() argument
2904 struct bitmap *bitmap = mddev->bitmap; in can_clear_store()
2915 if (mddev->degraded) in can_clear_store()
2928 behind_writes_used_show(struct mddev *mddev, char *page) in behind_writes_used_show() argument
2933 spin_lock(&mddev->lock); in behind_writes_used_show()
2934 bitmap = mddev->bitmap; in behind_writes_used_show()
2939 spin_unlock(&mddev->lock); in behind_writes_used_show()
2945 behind_writes_used_reset(struct mddev *mddev, const char *buf, size_t len) in behind_writes_used_reset() argument
2947 struct bitmap *bitmap = mddev->bitmap; in behind_writes_used_reset()