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path: root/fs/btrfs/dev-replace.c
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Diffstat (limited to 'fs/btrfs/dev-replace.c')
-rw-r--r--fs/btrfs/dev-replace.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 564c92638b20..b20d59e5e5dd 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -484,6 +484,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
WARN_ON(ret);
/* keep away write_all_supers() during the finishing procedure */
+ mutex_lock(&root->fs_info->chunk_mutex);
mutex_lock(&root->fs_info->fs_devices->device_list_mutex);
btrfs_dev_replace_lock(dev_replace);
dev_replace->replace_state =
@@ -503,6 +504,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
rcu_str_deref(tgt_device->name), scrub_ret);
btrfs_dev_replace_unlock(dev_replace);
mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);
+ mutex_unlock(&root->fs_info->chunk_mutex);
if (tgt_device)
btrfs_destroy_dev_replace_tgtdev(fs_info, tgt_device);
mutex_unlock(&dev_replace->lock_finishing_cancel_unmount);
@@ -543,6 +545,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
*/
btrfs_dev_replace_unlock(dev_replace);
mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);
+ mutex_unlock(&root->fs_info->chunk_mutex);
/* write back the superblocks */
trans = btrfs_start_transaction(root, 0);