commit cd0caf5e8e8056ee714d8da5d4f76d08feabca5c
author Mathieu Chartier <mathieuc@google.com> Fri Oct 13 11:29:27 2017 -0700
committer Mathieu Chartier <mathieuc@google.com> Fri Oct 13 12:00:53 2017 -0700
tree 6d6218b7a57ad7c0141c348160502e5065e4ce93
parent 0e4fcfe95dc08c39d21d9d8974bebf7e77794354

Add property reading logic for dalvik.vm.madvise-random

The property is passed to runtime init as
-XX:MadviseRandomAccess.

Bug: 67772594
Test: make and getprop
Change-Id: I7cbab5d028067810276bc58c312806ea3785f93f

core/jni/AndroidRuntime.cpp

diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index 5afd067..c522bc4 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -615,6 +615,7 @@
     char jitprithreadweightOptBuf[sizeof("-Xjitprithreadweight:")-1 + PROPERTY_VALUE_MAX];
     char jittransitionweightOptBuf[sizeof("-Xjittransitionweight:")-1 + PROPERTY_VALUE_MAX];
     char hotstartupsamplesOptsBuf[sizeof("-Xps-hot-startup-method-samples:")-1 + PROPERTY_VALUE_MAX];
+    char madviseRandomOptsBuf[sizeof("-XX:MadviseRandomAccess:")-1 + PROPERTY_VALUE_MAX];
     char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
     char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
     char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
@@ -742,6 +743,11 @@
                        "-Xjittransitionweight:");
 
     /*
+     * Madvise related options.
+     */
+    parseRuntimeOption("dalvik.vm.madvise-random", madviseRandomOptsBuf, "-XX:MadviseRandomAccess:");
+
+    /*
      * Profile related options.
      */
     parseRuntimeOption("dalvik.vm.hot-startup-method-samples", hotstartupsamplesOptsBuf,