Changeset 46729 in vbox for trunk

Timestamp:

Jun 21, 2013 4:58:49 PM (12 years ago)

Author:

vboxsync

Message:

RTMEMALLOCEX_FLAGS_32BIT_REACH for linux r3.

File:

• trunk/src/VBox/Runtime/r3/posix/allocex-r3-posix.cpp (modified) (1 diff)

trunk/src/VBox/Runtime/r3/posix/allocex-r3-posix.cpp

@@ -96 +96 @@
     else
     {
+#if ARCH_BITS == 32
+        pv = mmap(NULL, cbAlloc, fProt, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+
+#elif defined(RT_OS_LINUX)
+# ifdef MAP_32BIT
+        pv = mmap(NULL, cbAlloc, fProt, MAP_PRIVATE | MAP_ANONYMOUS | MAP_32BIT, -1, 0);
+        if (pv)
+            return pv;
+# endif
+
         /** @todo On linux, we need an accurate hint. Since I don't need this branch of
          *        the code right now, I won't bother starting to parse
          *        /proc/curproc/mmap right now... */
         pv = NULL;
+#else
+        pv = NULL;
+#endif
     }
     return pv;