diff mbox series

[08/14] btrfs: use btrfs_read_node_slot in qgroup_trace_extent_swap

Message ID 2ce778346135ceaf868dca5ec26c4dfa0846853b.1604091530.git.josef@toxicpanda.com (mailing list archive)
State New, archived
Headers show
Series Set the lockdep class on eb's at allocation time | expand

Commit Message

Josef Bacik Oct. 30, 2020, 9:03 p.m. UTC 
We're open-coding btrfs_read_node_slot() here, replace with the helper.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 fs/btrfs/qgroup.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 77c54749f432..f009beeba385 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1894,27 +1894,16 @@  static int qgroup_trace_extent_swap(struct btrfs_trans_handle* trans,
 		struct btrfs_key dst_key;
 
 		if (src_path->nodes[cur_level] == NULL) {
-			struct btrfs_key first_key;
 			struct extent_buffer *eb;
 			int parent_slot;
-			u64 child_gen;
-			u64 child_bytenr;
 
 			eb = src_path->nodes[cur_level + 1];
 			parent_slot = src_path->slots[cur_level + 1];
-			child_bytenr = btrfs_node_blockptr(eb, parent_slot);
-			child_gen = btrfs_node_ptr_generation(eb, parent_slot);
-			btrfs_node_key_to_cpu(eb, &first_key, parent_slot);
 
-			eb = read_tree_block(fs_info, child_bytenr, child_gen,
-					     cur_level, &first_key);
+			eb = btrfs_read_node_slot(eb, parent_slot);
 			if (IS_ERR(eb)) {
 				ret = PTR_ERR(eb);
 				goto out;
-			} else if (!extent_buffer_uptodate(eb)) {
-				free_extent_buffer(eb);
-				ret = -EIO;
-				goto out;
 			}
 
 			src_path->nodes[cur_level] = eb;