From 4e1ec9326b7c861716365b969f582770d4db7fe3 Mon Sep 17 00:00:00 2001
From: Ming-Hung Tsai <mtsai@redhat.com>
Date: Tue, 2 Jun 2020 11:22:44 +0800
Subject: [PATCH] [thin_pool] Tidying

- Remove unused headers
- Use predefined types
---
 thin-provisioning/thin_pool.cc | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/thin-provisioning/thin_pool.cc b/thin-provisioning/thin_pool.cc
index cea270e..4e6319b 100644
--- a/thin-provisioning/thin_pool.cc
+++ b/thin-provisioning/thin_pool.cc
@@ -20,10 +20,6 @@
 #include "thin-provisioning/thin_pool.h"
 
 #include <stdexcept>
-#include <sstream>
-#include <iostream>
-#include <set>
-#include <map>
 
 using namespace base;
 using namespace std;
@@ -219,7 +215,7 @@ thin_pool::get_metadata_snap() const
 block_address
 thin_pool::alloc_data_block()
 {
-	boost::optional<block_address> mb = md_->data_sm_->new_block();
+	space_map::maybe_block mb = md_->data_sm_->new_block();
 	if (!mb)
 		throw runtime_error("couldn't allocate new block");