btrfs: remove blocksize from btrfs_alloc_free_block and rename

Rename to btrfs_alloc_tree_block as it fits to the alloc/find/free +
_tree_block family. The parameter blocksize was set to the metadata
block size, directly or indirectly.

Signed-off-by: David Sterba <dsterba@suse.cz>

5 files changed, 21 insertions, 27 deletions

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 2fb4ab659a0f..d498982bd202 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -258,9 +258,8 @@ int btrfs_copy_root(struct btrfs_trans_handle *trans,
         else
                 btrfs_node_key(buf, &disk_key, 0);
 
-        cow = btrfs_alloc_free_block(trans, root, buf->len, 0,
-                                     new_root_objectid, &disk_key, level,
-                                     buf->start, 0);
+        cow = btrfs_alloc_tree_block(trans, root, 0, new_root_objectid,
+                        &disk_key, level, buf->start, 0);
         if (IS_ERR(cow))
                 return PTR_ERR(cow);
 
@@ -1133,9 +1132,9 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans,
         } else
                 parent_start = 0;
 
-        cow = btrfs_alloc_free_block(trans, root, buf->len, parent_start,
-                                     root->root_key.objectid, &disk_key,
-                                     level, search_start, empty_size);
+        cow = btrfs_alloc_tree_block(trans, root, parent_start,
+                        root->root_key.objectid, &disk_key, level,
+                        search_start, empty_size);
         if (IS_ERR(cow))
                 return PTR_ERR(cow);
 
@@ -3355,9 +3354,8 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
         else
                 btrfs_node_key(lower, &lower_key, 0);
 
-        c = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
-                                   root->root_key.objectid, &lower_key,
-                                   level, root->node->start, 0);
+        c = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+                                   &lower_key, level, root->node->start, 0);
         if (IS_ERR(c))
                 return PTR_ERR(c);
 
@@ -3495,9 +3493,8 @@ static noinline int split_node(struct btrfs_trans_handle *trans,
         mid = (c_nritems + 1) / 2;
         btrfs_node_key(c, &disk_key, mid);
 
-        split = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
-                                        root->root_key.objectid,
-                                        &disk_key, level, c->start, 0);
+        split = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+                        &disk_key, level, c->start, 0);
         if (IS_ERR(split))
                 return PTR_ERR(split);
 
@@ -4275,9 +4272,8 @@ again:
         else
                 btrfs_item_key(l, &disk_key, mid);
 
-        right = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
-                                        root->root_key.objectid,
-                                        &disk_key, 0, l->start, 0);
+        right = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+                        &disk_key, 0, l->start, 0);
         if (IS_ERR(right))
                 return PTR_ERR(right);
 
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 089f6da09411..3073b8876bca 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3290,9 +3290,9 @@ struct btrfs_block_group_cache *btrfs_lookup_block_group(
                                                  u64 bytenr);
 void btrfs_put_block_group(struct btrfs_block_group_cache *cache);
 int get_block_group_index(struct btrfs_block_group_cache *cache);
-struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
-                                        struct btrfs_root *root, u32 blocksize,
-                                        u64 parent, u64 root_objectid,
+struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
+                                        struct btrfs_root *root, u64 parent,
+                                        u64 root_objectid,
                                         struct btrfs_disk_key *key, int level,
                                         u64 hint, u64 empty_size);
 void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e0293d2fbb3a..2e5d460d4e0c 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1324,8 +1324,7 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans,
         root->root_key.type = BTRFS_ROOT_ITEM_KEY;
         root->root_key.offset = 0;
 
-        leaf = btrfs_alloc_free_block(trans, root, root->nodesize,
-                                      0, objectid, NULL, 0, 0, 0);
+        leaf = btrfs_alloc_tree_block(trans, root, 0, objectid, NULL, 0, 0, 0);
         if (IS_ERR(leaf)) {
                 ret = PTR_ERR(leaf);
                 leaf = NULL;
@@ -1412,9 +1411,8 @@ static struct btrfs_root *alloc_log_tree(struct btrfs_trans_handle *trans,
          * updated (along with back refs to the log tree).
          */
 
-        leaf = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
-                                      BTRFS_TREE_LOG_OBJECTID, NULL,
-                                      0, 0, 0);
+        leaf = btrfs_alloc_tree_block(trans, root, 0, BTRFS_TREE_LOG_OBJECTID,
+                        NULL, 0, 0, 0);
         if (IS_ERR(leaf)) {
                 kfree(root);
                 return ERR_CAST(leaf);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index d9a90da93302..0ba42eb96775 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7322,8 +7322,8 @@ static void unuse_block_rsv(struct btrfs_fs_info *fs_info,
  *
  * returns the tree buffer or NULL.
  */
-struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
-                                        struct btrfs_root *root, u32 blocksize,
+struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
+                                        struct btrfs_root *root,
                                         u64 parent, u64 root_objectid,
                                         struct btrfs_disk_key *key, int level,
                                         u64 hint, u64 empty_size)
@@ -7333,6 +7333,7 @@ struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
         struct extent_buffer *buf;
         u64 flags = 0;
         int ret;
+        u32 blocksize = root->nodesize;
         bool skinny_metadata = btrfs_fs_incompat(root->fs_info,
                                                  SKINNY_METADATA);
 
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 0ff212757b95..2fc48905ccf5 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -480,8 +480,7 @@ static noinline int create_subvol(struct inode *dir,
         if (ret)
                 goto fail;
 
-        leaf = btrfs_alloc_free_block(trans, root, root->nodesize,
-                                      0, objectid, NULL, 0, 0, 0);
+        leaf = btrfs_alloc_tree_block(trans, root, 0, objectid, NULL, 0, 0, 0);
         if (IS_ERR(leaf)) {
                 ret = PTR_ERR(leaf);
                 goto fail;