various: disable boost::intrusive::constant_time_size

By default, the Boost intrusive containers enable the
`constant_time_size` option which adds overhead to each modification
for tracking the size in a field.  We don't need that.

Signed-off-by: Max Kellermann <[email protected]>

Author: MaxKellermann

src/blk/aio/aio.h

@@ -88,6 +88,7 @@ std::ostream& operator<<(std::ostream& os, const aio_t& aio);
 
 typedef boost::intrusive::list<
   aio_t,
+  boost::intrusive::constant_time_size<false>,
   boost::intrusive::member_hook<
     aio_t,
     boost::intrusive::list_member_hook<>,

src/client/barrier.h

@@ -45,6 +45,7 @@ class BarrierContext;
 class C_Block_Sync;
 
 typedef boost::intrusive::list< C_Block_Sync,
+				boost::intrusive::constant_time_size<false>,
 				boost::intrusive::member_hook<
 				  C_Block_Sync,
 				  boost::intrusive::list_member_hook<>,
@@ -68,6 +69,7 @@ class Barrier
 };
 
 typedef boost::intrusive::list< Barrier,
+				boost::intrusive::constant_time_size<false>,
 				boost::intrusive::member_hook<
 				  Barrier,
 				  boost::intrusive::list_member_hook<>,