This function is always passed the extent_root as "root" parameter. In
turn it uses the root parameter to mostly access fs_info and performs
only a single call to btrfs_update_block_group where it passses the
passed root. This is all redundant since fs_info can be referenced
from the transaction handle and in turn extent_root can be referenced
from the fs_info. So do that to simplify the function's signature.

Signed-off-by: Nikolay Borisov <nbori...@suse.com>
---
 check/main.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/check/main.c b/check/main.c
index 68da994f7ae0..4cf243d9b379 100644
--- a/check/main.c
+++ b/check/main.c
@@ -6295,10 +6295,10 @@ static int free_extent_hook(struct btrfs_trans_handle 
*trans,
 }
 
 static int delete_extent_records(struct btrfs_trans_handle *trans,
-                                struct btrfs_root *root,
                                 struct btrfs_path *path,
                                 u64 bytenr)
 {
+       struct btrfs_fs_info *fs_info = trans->fs_info;
        struct btrfs_key key;
        struct btrfs_key found_key;
        struct extent_buffer *leaf;
@@ -6311,8 +6311,8 @@ static int delete_extent_records(struct 
btrfs_trans_handle *trans,
        key.offset = (u64)-1;
 
        while (1) {
-               ret = btrfs_search_slot(trans, root->fs_info->extent_root,
-                                       &key, path, 0, 1);
+               ret = btrfs_search_slot(trans, fs_info->extent_root, &key,
+                                       path, 0, 1);
                if (ret < 0)
                        break;
 
@@ -6354,7 +6354,7 @@ static int delete_extent_records(struct 
btrfs_trans_handle *trans,
                        "repair deleting extent record: key [%llu,%u,%llu]\n",
                        found_key.objectid, found_key.type, found_key.offset);
 
-               ret = btrfs_del_item(trans, root->fs_info->extent_root, path);
+               ret = btrfs_del_item(trans, fs_info->extent_root, path);
                if (ret)
                        break;
                btrfs_release_path(path);
@@ -6362,10 +6362,10 @@ static int delete_extent_records(struct 
btrfs_trans_handle *trans,
                if (found_key.type == BTRFS_EXTENT_ITEM_KEY ||
                    found_key.type == BTRFS_METADATA_ITEM_KEY) {
                        u64 bytes = (found_key.type == BTRFS_EXTENT_ITEM_KEY) ?
-                               found_key.offset : root->fs_info->nodesize;
+                               found_key.offset : fs_info->nodesize;
 
-                       ret = btrfs_update_block_group(root, bytenr,
-                                                      bytes, 0, 0);
+                       ret = btrfs_update_block_group(fs_info->extent_root,
+                                                      bytenr, bytes, 0, 0);
                        if (ret)
                                break;
                }
@@ -7293,8 +7293,7 @@ static int fixup_extent_refs(struct btrfs_fs_info *info,
        }
 
        /* step two, delete all the existing records */
-       ret = delete_extent_records(trans, info->extent_root, &path,
-                                   rec->start);
+       ret = delete_extent_records(trans, &path, rec->start);
 
        if (ret < 0)
                goto out;
-- 
2.7.4

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