Merge "Do not munmap dead pages." into lmp-dev
diff --git a/include/jemalloc/internal/jemalloc_internal_defs.h b/include/jemalloc/internal/jemalloc_internal_defs.h
index 9a8a0b6..7733a5e 100644
--- a/include/jemalloc/internal/jemalloc_internal_defs.h
+++ b/include/jemalloc/internal/jemalloc_internal_defs.h
@@ -157,7 +157,7 @@
* later reuse. This is disabled by default on Linux because common sequences
* of mmap()/munmap() calls will cause virtual memory map holes.
*/
-#define JEMALLOC_MUNMAP
+/* #undef JEMALLOC_MUNMAP */
/* TLS is used to map arenas and magazine caches to threads. */
/* #undef JEMALLOC_TLS */