diff mbox series

[v3,32/54] btrfs: change insert_dirty_subvol to return errors

Message ID da3a65166a31486f406abe32336b2fa55d19eac7.1606938211.git.josef@toxicpanda.com (mailing list archive)
State New, archived
Headers show
Series Cleanup error handling in relocation | expand

Commit Message

Josef Bacik Dec. 2, 2020, 7:50 p.m. UTC
This will be able to return errors in the future, so change it to return
an error and handle the error appropriately.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 fs/btrfs/relocation.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)
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Patch

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index c9df05f02649..6b2d7168f98e 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1556,9 +1556,9 @@  static int find_next_key(struct btrfs_path *path, int level,
 /*
  * Insert current subvolume into reloc_control::dirty_subvol_roots
  */
-static void insert_dirty_subvol(struct btrfs_trans_handle *trans,
-				struct reloc_control *rc,
-				struct btrfs_root *root)
+static int insert_dirty_subvol(struct btrfs_trans_handle *trans,
+			       struct reloc_control *rc,
+			       struct btrfs_root *root)
 {
 	struct btrfs_root *reloc_root = root->reloc_root;
 	struct btrfs_root_item *reloc_root_item;
@@ -1578,6 +1578,7 @@  static void insert_dirty_subvol(struct btrfs_trans_handle *trans,
 		btrfs_grab_root(root);
 		list_add_tail(&root->reloc_dirty_list, &rc->dirty_subvol_roots);
 	}
+	return 0;
 }
 
 static int clean_dirty_subvols(struct reloc_control *rc)
@@ -1779,8 +1780,11 @@  static noinline_for_stack int merge_reloc_root(struct reloc_control *rc,
 out:
 	btrfs_free_path(path);
 
-	if (ret == 0)
-		insert_dirty_subvol(trans, rc, root);
+	if (ret == 0) {
+		ret = insert_dirty_subvol(trans, rc, root);
+		if (ret)
+			btrfs_abort_transaction(trans, ret);
+	}
 
 	if (trans)
 		btrfs_end_transaction_throttle(trans);