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btrfs: check record_root_in_trans related failures in select_reloc_root

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We will record the fs root or the reloc root in the trans in
select_reloc_root.  These will actually return errors in the following
patches, so check their return value here and return it up the stack.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2021-03-12 15:25:00 -05:00 committed by David Sterba
parent 8ee66afe99
commit 92de551b83
1 changed files with 7 additions and 2 deletions
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9
fs/btrfs/relocation.c
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@ -1988,6 +1988,7 @@ struct btrfs_root *select_reloc_root(struct btrfs_trans_handle *trans,
struct btrfs_backref_node *next;
struct btrfs_root *root;
int index = 0;
int ret;
next = node;
while (1) {
@ -2023,11 +2024,15 @@ struct btrfs_root *select_reloc_root(struct btrfs_trans_handle *trans,
}
if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) {
record_reloc_root_in_trans(trans, root);
ret = record_reloc_root_in_trans(trans, root);
if (ret)
return ERR_PTR(ret);
break;
}
btrfs_record_root_in_trans(trans, root);
ret = btrfs_record_root_in_trans(trans, root);
if (ret)
return ERR_PTR(ret);
root = root->reloc_root;
if (next->new_bytenr != root->node->start) {