Lines Matching refs:fs_info
100 static void save_error_info(struct btrfs_fs_info *fs_info) in save_error_info() argument
106 set_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state); in save_error_info()
110 static void btrfs_handle_error(struct btrfs_fs_info *fs_info) in btrfs_handle_error() argument
112 struct super_block *sb = fs_info->sb; in btrfs_handle_error()
117 if (test_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state)) { in btrfs_handle_error()
119 btrfs_info(fs_info, "forced readonly"); in btrfs_handle_error()
138 void __btrfs_std_error(struct btrfs_fs_info *fs_info, const char *function, in __btrfs_std_error() argument
141 struct super_block *sb = fs_info->sb; in __btrfs_std_error()
174 save_error_info(fs_info); in __btrfs_std_error()
176 btrfs_handle_error(fs_info); in __btrfs_std_error()
191 void btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...) in btrfs_printk() argument
193 struct super_block *sb = fs_info->sb; in btrfs_printk()
246 btrfs_warn(root->fs_info, in __btrfs_abort_transaction()
253 wake_up(&root->fs_info->transaction_wait); in __btrfs_abort_transaction()
254 wake_up(&root->fs_info->transaction_blocked_wait); in __btrfs_abort_transaction()
255 __btrfs_std_error(root->fs_info, function, line, errno, NULL); in __btrfs_abort_transaction()
262 void __btrfs_panic(struct btrfs_fs_info *fs_info, const char *function, in __btrfs_panic() argument
270 if (fs_info) in __btrfs_panic()
271 s_id = fs_info->sb->s_id; in __btrfs_panic()
277 if (fs_info && (fs_info->mount_opt & BTRFS_MOUNT_PANIC_ON_FATAL_ERROR)) in __btrfs_panic()
281 btrfs_crit(fs_info, "panic in %s:%d: %pV (errno=%d %s)", in __btrfs_panic()
376 struct btrfs_fs_info *info = root->fs_info; in btrfs_parse_options()
385 cache_gen = btrfs_super_cache_generation(root->fs_info->super_copy); in btrfs_parse_options()
410 btrfs_info(root->fs_info, "allowing degraded mounts"); in btrfs_parse_options()
429 btrfs_info(root->fs_info, "setting datasum, datacow enabled"); in btrfs_parse_options()
431 btrfs_info(root->fs_info, "setting datasum"); in btrfs_parse_options()
440 btrfs_info(root->fs_info, in btrfs_parse_options()
443 btrfs_info(root->fs_info, "setting nodatacow"); in btrfs_parse_options()
492 btrfs_info(root->fs_info, in btrfs_parse_options()
548 btrfs_info(root->fs_info, "max_inline at %llu", in btrfs_parse_options()
562 btrfs_info(root->fs_info, "allocations start at %llu", in btrfs_parse_options()
571 root->fs_info->sb->s_flags |= MS_POSIXACL; in btrfs_parse_options()
574 btrfs_err(root->fs_info, in btrfs_parse_options()
580 root->fs_info->sb->s_flags &= ~MS_POSIXACL; in btrfs_parse_options()
604 btrfs_info(root->fs_info, "metadata ratio %d", in btrfs_parse_options()
660 btrfs_info(root->fs_info, "enabling auto recovery"); in btrfs_parse_options()
668 btrfs_info(root->fs_info, in btrfs_parse_options()
675 btrfs_info(root->fs_info, "enabling check integrity"); in btrfs_parse_options()
684 btrfs_info(root->fs_info, "check_integrity_print_mask 0x%x", in btrfs_parse_options()
695 btrfs_err(root->fs_info, in btrfs_parse_options()
716 btrfs_err(root->fs_info, "invalid commit interval"); in btrfs_parse_options()
722 btrfs_warn(root->fs_info, "excessive commit interval %d", in btrfs_parse_options()
727 btrfs_info(root->fs_info, "using default commit interval %ds", in btrfs_parse_options()
734 btrfs_info(root->fs_info, "fragmenting all space"); in btrfs_parse_options()
739 btrfs_info(root->fs_info, "fragmenting metadata"); in btrfs_parse_options()
744 btrfs_info(root->fs_info, "fragmenting data"); in btrfs_parse_options()
749 btrfs_info(root->fs_info, "unrecognized mount option '%s'", p); in btrfs_parse_options()
758 btrfs_info(root->fs_info, "disk space caching is enabled"); in btrfs_parse_options()
846 char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info, in btrfs_get_subvol_name_from_objectid() argument
849 struct btrfs_root *root = fs_info->tree_root; in btrfs_get_subvol_name_from_objectid()
918 fs_root = btrfs_read_fs_root_no_name(fs_info, &key); in btrfs_get_subvol_name_from_objectid()
982 static int get_default_subvol_objectid(struct btrfs_fs_info *fs_info, u64 *objectid) in get_default_subvol_objectid() argument
984 struct btrfs_root *root = fs_info->tree_root; in get_default_subvol_objectid()
1000 dir_id = btrfs_super_root_dir(fs_info->super_copy); in get_default_subvol_objectid()
1028 struct btrfs_fs_info *fs_info = btrfs_sb(sb); in btrfs_fill_super() local
1053 inode = btrfs_iget(sb, &key, fs_info->fs_root, NULL); in btrfs_fill_super()
1071 close_ctree(fs_info->tree_root); in btrfs_fill_super()
1078 struct btrfs_fs_info *fs_info = btrfs_sb(sb); in btrfs_sync_fs() local
1079 struct btrfs_root *root = fs_info->tree_root; in btrfs_sync_fs()
1084 filemap_flush(fs_info->btree_inode->i_mapping); in btrfs_sync_fs()
1088 btrfs_wait_ordered_roots(fs_info, -1); in btrfs_sync_fs()
1098 if (fs_info->pending_changes == 0) in btrfs_sync_fs()
1162 if (!(root->fs_info->sb->s_flags & MS_POSIXACL)) in btrfs_show_options()
1221 struct btrfs_fs_info *fs_info = btrfs_sb(s); in btrfs_test_super() local
1223 return fs_info->fs_devices == p->fs_devices; in btrfs_test_super()
1400 static int setup_security_options(struct btrfs_fs_info *fs_info, in setup_security_options() argument
1415 if (!fs_info->security_opts.num_mnt_opts) { in setup_security_options()
1417 memcpy(&fs_info->security_opts, sec_opts, sizeof(*sec_opts)); in setup_security_options()
1443 struct btrfs_fs_info *fs_info = NULL; in btrfs_mount() local
1484 fs_info = kzalloc(sizeof(struct btrfs_fs_info), GFP_NOFS); in btrfs_mount()
1485 if (!fs_info) { in btrfs_mount()
1490 fs_info->fs_devices = fs_devices; in btrfs_mount()
1492 fs_info->super_copy = kzalloc(BTRFS_SUPER_INFO_SIZE, GFP_NOFS); in btrfs_mount()
1493 fs_info->super_for_commit = kzalloc(BTRFS_SUPER_INFO_SIZE, GFP_NOFS); in btrfs_mount()
1494 security_init_mnt_opts(&fs_info->security_opts); in btrfs_mount()
1495 if (!fs_info->super_copy || !fs_info->super_for_commit) { in btrfs_mount()
1511 fs_info); in btrfs_mount()
1519 free_fs_info(fs_info); in btrfs_mount()
1535 fs_info = btrfs_sb(s); in btrfs_mount()
1536 error = setup_security_options(fs_info, s, &new_sec_opts); in btrfs_mount()
1547 free_fs_info(fs_info); in btrfs_mount()
1553 static void btrfs_resize_thread_pool(struct btrfs_fs_info *fs_info, in btrfs_resize_thread_pool() argument
1559 fs_info->thread_pool_size = new_pool_size; in btrfs_resize_thread_pool()
1561 btrfs_info(fs_info, "resize thread pool %d -> %d", in btrfs_resize_thread_pool()
1564 btrfs_workqueue_set_max(fs_info->workers, new_pool_size); in btrfs_resize_thread_pool()
1565 btrfs_workqueue_set_max(fs_info->delalloc_workers, new_pool_size); in btrfs_resize_thread_pool()
1566 btrfs_workqueue_set_max(fs_info->submit_workers, new_pool_size); in btrfs_resize_thread_pool()
1567 btrfs_workqueue_set_max(fs_info->caching_workers, new_pool_size); in btrfs_resize_thread_pool()
1568 btrfs_workqueue_set_max(fs_info->endio_workers, new_pool_size); in btrfs_resize_thread_pool()
1569 btrfs_workqueue_set_max(fs_info->endio_meta_workers, new_pool_size); in btrfs_resize_thread_pool()
1570 btrfs_workqueue_set_max(fs_info->endio_meta_write_workers, in btrfs_resize_thread_pool()
1572 btrfs_workqueue_set_max(fs_info->endio_write_workers, new_pool_size); in btrfs_resize_thread_pool()
1573 btrfs_workqueue_set_max(fs_info->endio_freespace_worker, new_pool_size); in btrfs_resize_thread_pool()
1574 btrfs_workqueue_set_max(fs_info->delayed_workers, new_pool_size); in btrfs_resize_thread_pool()
1575 btrfs_workqueue_set_max(fs_info->readahead_workers, new_pool_size); in btrfs_resize_thread_pool()
1576 btrfs_workqueue_set_max(fs_info->scrub_wr_completion_workers, in btrfs_resize_thread_pool()
1580 static inline void btrfs_remount_prepare(struct btrfs_fs_info *fs_info) in btrfs_remount_prepare() argument
1582 set_bit(BTRFS_FS_STATE_REMOUNTING, &fs_info->fs_state); in btrfs_remount_prepare()
1585 static inline void btrfs_remount_begin(struct btrfs_fs_info *fs_info, in btrfs_remount_begin() argument
1589 (!btrfs_raw_test_opt(fs_info->mount_opt, AUTO_DEFRAG) || in btrfs_remount_begin()
1592 wait_event(fs_info->transaction_wait, in btrfs_remount_begin()
1593 (atomic_read(&fs_info->defrag_running) == 0)); in btrfs_remount_begin()
1595 sync_filesystem(fs_info->sb); in btrfs_remount_begin()
1599 static inline void btrfs_remount_cleanup(struct btrfs_fs_info *fs_info, in btrfs_remount_cleanup() argument
1607 (!btrfs_raw_test_opt(fs_info->mount_opt, AUTO_DEFRAG) || in btrfs_remount_cleanup()
1608 (fs_info->sb->s_flags & MS_RDONLY))) { in btrfs_remount_cleanup()
1609 btrfs_cleanup_defrag_inodes(fs_info); in btrfs_remount_cleanup()
1612 clear_bit(BTRFS_FS_STATE_REMOUNTING, &fs_info->fs_state); in btrfs_remount_cleanup()
1617 struct btrfs_fs_info *fs_info = btrfs_sb(sb); in btrfs_remount() local
1618 struct btrfs_root *root = fs_info->tree_root; in btrfs_remount()
1620 unsigned long old_opts = fs_info->mount_opt; in btrfs_remount()
1621 unsigned long old_compress_type = fs_info->compress_type; in btrfs_remount()
1622 u64 old_max_inline = fs_info->max_inline; in btrfs_remount()
1623 u64 old_alloc_start = fs_info->alloc_start; in btrfs_remount()
1624 int old_thread_pool_size = fs_info->thread_pool_size; in btrfs_remount()
1625 unsigned int old_metadata_ratio = fs_info->metadata_ratio; in btrfs_remount()
1629 btrfs_remount_prepare(fs_info); in btrfs_remount()
1638 ret = setup_security_options(fs_info, sb, in btrfs_remount()
1652 btrfs_remount_begin(fs_info, old_opts, *flags); in btrfs_remount()
1653 btrfs_resize_thread_pool(fs_info, in btrfs_remount()
1654 fs_info->thread_pool_size, old_thread_pool_size); in btrfs_remount()
1664 cancel_work_sync(&fs_info->async_reclaim_work); in btrfs_remount()
1667 down(&fs_info->uuid_tree_rescan_sem); in btrfs_remount()
1669 up(&fs_info->uuid_tree_rescan_sem); in btrfs_remount()
1680 btrfs_delete_unused_bgs(fs_info); in btrfs_remount()
1682 btrfs_dev_replace_suspend_for_unmount(fs_info); in btrfs_remount()
1683 btrfs_scrub_cancel(fs_info); in btrfs_remount()
1684 btrfs_pause_balance(fs_info); in btrfs_remount()
1690 if (test_bit(BTRFS_FS_STATE_ERROR, &root->fs_info->fs_state)) { in btrfs_remount()
1691 btrfs_err(fs_info, in btrfs_remount()
1696 if (fs_info->fs_devices->rw_devices == 0) { in btrfs_remount()
1701 if (fs_info->fs_devices->missing_devices > in btrfs_remount()
1702 fs_info->num_tolerated_disk_barrier_failures && in btrfs_remount()
1704 btrfs_warn(fs_info, in btrfs_remount()
1710 if (btrfs_super_log_root(fs_info->super_copy) != 0) { in btrfs_remount()
1711 btrfs_warn(fs_info, in btrfs_remount()
1717 ret = btrfs_cleanup_fs_roots(fs_info); in btrfs_remount()
1722 mutex_lock(&fs_info->cleaner_mutex); in btrfs_remount()
1724 mutex_unlock(&fs_info->cleaner_mutex); in btrfs_remount()
1728 ret = btrfs_resume_balance_async(fs_info); in btrfs_remount()
1732 ret = btrfs_resume_dev_replace_async(fs_info); in btrfs_remount()
1734 btrfs_warn(fs_info, "failed to resume dev_replace"); in btrfs_remount()
1738 btrfs_qgroup_rescan_resume(fs_info); in btrfs_remount()
1740 if (!fs_info->uuid_root) { in btrfs_remount()
1741 btrfs_info(fs_info, "creating UUID tree"); in btrfs_remount()
1742 ret = btrfs_create_uuid_tree(fs_info); in btrfs_remount()
1744 btrfs_warn(fs_info, "failed to create the UUID tree %d", ret); in btrfs_remount()
1751 wake_up_process(fs_info->transaction_kthread); in btrfs_remount()
1752 btrfs_remount_cleanup(fs_info, old_opts); in btrfs_remount()
1760 fs_info->mount_opt = old_opts; in btrfs_remount()
1761 fs_info->compress_type = old_compress_type; in btrfs_remount()
1762 fs_info->max_inline = old_max_inline; in btrfs_remount()
1763 mutex_lock(&fs_info->chunk_mutex); in btrfs_remount()
1764 fs_info->alloc_start = old_alloc_start; in btrfs_remount()
1765 mutex_unlock(&fs_info->chunk_mutex); in btrfs_remount()
1766 btrfs_resize_thread_pool(fs_info, in btrfs_remount()
1767 old_thread_pool_size, fs_info->thread_pool_size); in btrfs_remount()
1768 fs_info->metadata_ratio = old_metadata_ratio; in btrfs_remount()
1769 btrfs_remount_cleanup(fs_info, old_opts); in btrfs_remount()
1805 struct btrfs_fs_info *fs_info = root->fs_info; in btrfs_calc_avail_data_space() local
1807 struct btrfs_fs_devices *fs_devices = fs_info->fs_devices; in btrfs_calc_avail_data_space()
1822 nr_devices = fs_info->fs_devices->open_devices; in btrfs_calc_avail_data_space()
1825 nr_devices = fs_info->fs_devices->open_devices; in btrfs_calc_avail_data_space()
1856 if (fs_info->alloc_start) in btrfs_calc_avail_data_space()
1881 if (fs_info->alloc_start && in btrfs_calc_avail_data_space()
1882 fs_info->alloc_start + BTRFS_STRIPE_LEN <= in btrfs_calc_avail_data_space()
1885 skip_space = max(fs_info->alloc_start, skip_space); in btrfs_calc_avail_data_space()
1926 if (fs_info->alloc_start) in btrfs_calc_avail_data_space()
1976 struct btrfs_fs_info *fs_info = btrfs_sb(dentry->d_sb); in btrfs_statfs() local
1977 struct btrfs_super_block *disk_super = fs_info->super_copy; in btrfs_statfs()
1978 struct list_head *head = &fs_info->space_info; in btrfs_statfs()
1984 __be32 *fsid = (__be32 *)fs_info->fsid; in btrfs_statfs()
1986 struct btrfs_block_rsv *block_rsv = &fs_info->global_block_rsv; in btrfs_statfs()
2042 ret = btrfs_calc_avail_data_space(fs_info->tree_root, &total_free_data); in btrfs_statfs()
2092 struct btrfs_fs_info *fs_info = btrfs_sb(sb); in btrfs_kill_super() local
2094 free_fs_info(fs_info); in btrfs_kill_super()
2170 struct btrfs_fs_info *fs_info = btrfs_sb(root->d_sb); in btrfs_show_devname() local
2176 mutex_lock(&fs_info->fs_devices->device_list_mutex); in btrfs_show_devname()
2177 cur_devices = fs_info->fs_devices; in btrfs_show_devname()
2199 mutex_unlock(&fs_info->fs_devices->device_list_mutex); in btrfs_show_devname()