From 3c9da0d55c6e4f22d0ac67a1b6b7532b0f143f42 Mon Sep 17 00:00:00 2001
From: David Sterba <dsterba@suse.com>
Date: Wed, 24 Jan 2024 00:23:49 +0100
Subject: [PATCH] btrfs: move transaction abort to the error site
btrfs_rebuild_free_space_tree()
The recommended pattern for transaction abort after error is to place it
right after the error is handled. That way it's easier to locate where
it failed and help debugging.
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---
fs/btrfs/free-space-tree.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c
index bdc2341c43e4..90f2938bd743 100644
--- a/fs/btrfs/free-space-tree.c
+++ b/fs/btrfs/free-space-tree.c
@@ -1328,8 +1328,11 @@ int btrfs_rebuild_free_space_tree(struct btrfs_fs_info *fs_info)
set_bit(BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED, &fs_info->flags);
ret = clear_free_space_tree(trans, free_space_root);
- if (ret)
- goto abort;
+ if (ret) {
+ btrfs_abort_transaction(trans, ret);
+ btrfs_end_transaction(trans);
+ return ret;
+ }
node = rb_first_cached(&fs_info->block_group_cache_tree);
while (node) {
@@ -1338,8 +1341,11 @@ int btrfs_rebuild_free_space_tree(struct btrfs_fs_info *fs_info)
block_group = rb_entry(node, struct btrfs_block_group,
cache_node);
ret = populate_free_space_tree(trans, block_group);
- if (ret)
- goto abort;
+ if (ret) {
+ btrfs_abort_transaction(trans, ret);
+ btrfs_end_transaction(trans);
+ return ret;
+ }
node = rb_next(node);
}
@@ -1350,10 +1356,6 @@ int btrfs_rebuild_free_space_tree(struct btrfs_fs_info *fs_info)
ret = btrfs_commit_transaction(trans);
clear_bit(BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED, &fs_info->flags);
return ret;
-abort:
- btrfs_abort_transaction(trans, ret);
- btrfs_end_transaction(trans);
- return ret;
}
static int __add_block_group_free_space(struct btrfs_trans_handle *trans,