diff options
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 81ea55314b1f..370ef7450157 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3244,6 +3244,8 @@ static int barrier_all_devices(struct btrfs_fs_info *info) /* send down all the barriers */ head = &info->fs_devices->devices; list_for_each_entry_rcu(dev, head, dev_list) { + if (dev->missing) + continue; if (!dev->bdev) { errors_send++; continue; @@ -3258,6 +3260,8 @@ static int barrier_all_devices(struct btrfs_fs_info *info) /* wait for all the barriers */ list_for_each_entry_rcu(dev, head, dev_list) { + if (dev->missing) + continue; if (!dev->bdev) { errors_wait++; continue; @@ -3594,6 +3598,11 @@ int close_ctree(struct btrfs_root *root) btrfs_free_block_groups(fs_info); + /* + * we must make sure there is not any read request to + * submit after we stopping all workers. + */ + invalidate_inode_pages2(fs_info->btree_inode->i_mapping); btrfs_stop_all_workers(fs_info); free_root_pointers(fs_info, 1); |