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-rw-r--r--fs/btrfs/export.c5
-rw-r--r--fs/btrfs/file.c4
-rw-r--r--fs/btrfs/inode.c10
-rw-r--r--fs/btrfs/ioctl.c5
-rw-r--r--fs/btrfs/super.c3
5 files changed, 0 insertions, 27 deletions
diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c
index 81ee29e..4b86916 100644
--- a/fs/btrfs/export.c
+++ b/fs/btrfs/export.c
@@ -82,11 +82,6 @@ static struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid,
goto fail;
}
- if (btrfs_root_refs(&root->root_item) == 0) {
- err = -ENOENT;
- goto fail;
- }
-
key.objectid = objectid;
btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
key.offset = 0;
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index b3e359b..185af15 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -308,10 +308,6 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info,
ret = PTR_ERR(inode_root);
goto cleanup;
}
- if (btrfs_root_refs(&inode_root->root_item) == 0) {
- ret = -ENOENT;
- goto cleanup;
- }
key.objectid = defrag->ino;
btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index c931a4d..3817c1e 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2262,11 +2262,6 @@ static noinline int relink_extent_backref(struct btrfs_path *path,
return 0;
return PTR_ERR(root);
}
- if (btrfs_root_refs(&root->root_item) == 0) {
- srcu_read_unlock(&fs_info->subvol_srcu, index);
- /* parse ENOENT to 0 */
- return 0;
- }
/* step 2: get inode */
key.objectid = backref->inum;
@@ -4821,11 +4816,6 @@ static int fixup_tree_root_location(struct btrfs_root *root,
goto out;
}
- if (btrfs_root_refs(&new_root->root_item) == 0) {
- err = -ENOENT;
- goto out;
- }
-
*sub_root = new_root;
location->objectid = btrfs_root_dirid(&new_root->root_item);
location->type = BTRFS_INODE_ITEM_KEY;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index fe655bc..10484f4 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2951,11 +2951,6 @@ static long btrfs_ioctl_default_subvol(struct file *file, void __user *argp)
goto out;
}
- if (btrfs_root_refs(&new_root->root_item) == 0) {
- ret = -ENOENT;
- goto out;
- }
-
path = btrfs_alloc_path();
if (!path) {
ret = -ENOMEM;
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 0805dd3..2a6a908 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -775,9 +775,6 @@ find_root:
if (IS_ERR(new_root))
return ERR_CAST(new_root);
- if (btrfs_root_refs(&new_root->root_item) == 0)
- return ERR_PTR(-ENOENT);
-
dir_id = btrfs_root_dirid(&new_root->root_item);
setup_root:
location.objectid = dir_id;