btrfs: move the btrfs_verity_descriptor_item defs up in ctree.h

These are wrapped in CONFIG_FS_VERITY, but we can have the definitions
without verity enabled.  Move these definitions up with the other
accessor helpers.
Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/ctree.h

@@ -2523,6 +2523,16 @@ BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_left,
 BTRFS_SETGET_STACK_FUNCS(stack_dev_replace_cursor_right,
 			 struct btrfs_dev_replace_item, cursor_right, 64);
 
+/* btrfs_verity_descriptor_item */
+BTRFS_SETGET_FUNCS(verity_descriptor_encryption, struct btrfs_verity_descriptor_item,
+		   encryption, 8);
+BTRFS_SETGET_FUNCS(verity_descriptor_size, struct btrfs_verity_descriptor_item,
+		   size, 64);
+BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_encryption,
+			 struct btrfs_verity_descriptor_item, encryption, 8);
+BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_size,
+			 struct btrfs_verity_descriptor_item, size, 64);
+
 /* helper function to cast into the data area of the leaf. */
 #define btrfs_item_ptr(leaf, slot, type) \
 	((type *)(BTRFS_LEAF_DATA_OFFSET + \
@@ -3720,15 +3730,6 @@ extern const struct fsverity_operations btrfs_verityops;
 int btrfs_drop_verity_items(struct btrfs_inode *inode);
 int btrfs_get_verity_descriptor(struct inode *inode, void *buf, size_t buf_size);
 
-BTRFS_SETGET_FUNCS(verity_descriptor_encryption, struct btrfs_verity_descriptor_item,
-		   encryption, 8);
-BTRFS_SETGET_FUNCS(verity_descriptor_size, struct btrfs_verity_descriptor_item,
-		   size, 64);
-BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_encryption,
-			 struct btrfs_verity_descriptor_item, encryption, 8);
-BTRFS_SETGET_STACK_FUNCS(stack_verity_descriptor_size,
-			 struct btrfs_verity_descriptor_item, size, 64);
-
 #else
 
 static inline int btrfs_drop_verity_items(struct btrfs_inode *inode)