branches/zip: Fix some comments to say buf_pool_mutex.

buf/buf0buf.c

@@ -245,7 +245,7 @@ static ulint	buf_dbg_counter	= 0; /* This is used to insert validation
 					operations in excution in the
 					debug version */
 /** Flag to forbid the release of the buffer pool mutex.
-Protected by buf_pool->mutex. */
+Protected by buf_pool_mutex. */
 UNIV_INTERN ulint		buf_pool_mutex_exit_forbidden = 0;
 #endif /* UNIV_DEBUG || UNIV_BUF_DEBUG */
 #ifdef UNIV_DEBUG

buf/buf0lru.c

@@ -251,7 +251,7 @@ scan_again:
 			if (num_entries < BUF_LRU_DROP_SEARCH_HASH_SIZE) {
 				goto next_page;
 			}
-			/* Array full. We release the buf_pool->mutex to
+			/* Array full. We release the buf_pool_mutex to
 			obey the latching order. */
 			buf_pool_mutex_exit();