descriptors from the reserved area.
(This actually came from bug #83998).
-* Major overhaul of Cachegrind implementation. Only user visible change
+* Major overhaul of Cachegrind implementation. First user-visible change
is that cachegrind.out files are now typically 90% smaller than they
- used to be. Code annotation times are correspondingly much smaller.
+ used to be; code annotation times are correspondingly much smaller.
+ Second user-visible change is that hit/miss counts for code that is
+ unloaded at run-time is no longer dumped into a single "discard" pile,
+ but accurately preserved.
* Client requests for telling valgrind about memory pools.