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path: root/fs/btrfs/extent-tree.c
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Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r--fs/btrfs/extent-tree.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 3fd736a02c1e..25ef6e3fd306 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3275,20 +3275,20 @@ out_delayed_unlock:
}
void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
- struct btrfs_root *root,
+ u64 root_id,
struct extent_buffer *buf,
u64 parent, int last_ref)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
+ struct btrfs_fs_info *fs_info = trans->fs_info;
struct btrfs_ref generic_ref = { 0 };
int ret;
btrfs_init_generic_ref(&generic_ref, BTRFS_DROP_DELAYED_REF,
buf->start, buf->len, parent);
btrfs_init_tree_ref(&generic_ref, btrfs_header_level(buf),
- root->root_key.objectid, 0, false);
+ root_id, 0, false);
- if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) {
+ if (root_id != BTRFS_TREE_LOG_OBJECTID) {
btrfs_ref_tree_mod(fs_info, &generic_ref);
ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, NULL);
BUG_ON(ret); /* -ENOMEM */
@@ -3298,7 +3298,7 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
struct btrfs_block_group *cache;
bool must_pin = false;
- if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) {
+ if (root_id != BTRFS_TREE_LOG_OBJECTID) {
ret = check_ref_cleanup(trans, buf->start);
if (!ret) {
btrfs_redirty_list_add(trans->transaction, buf);
@@ -5472,7 +5472,8 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans,
goto owner_mismatch;
}
- btrfs_free_tree_block(trans, root, eb, parent, wc->refs[level] == 1);
+ btrfs_free_tree_block(trans, btrfs_root_id(root), eb, parent,
+ wc->refs[level] == 1);
out:
wc->refs[level] = 0;
wc->flags[level] = 0;
@@ -6051,6 +6052,9 @@ int btrfs_trim_fs(struct btrfs_fs_info *fs_info, struct fstrim_range *range)
int dev_ret = 0;
int ret = 0;
+ if (range->start == U64_MAX)
+ return -EINVAL;
+
/*
* Check range overflow if range->len is set.
* The default range->len is U64_MAX.