From 24934a9c332786189a739ba02bb1ffcd4b826f83 Mon Sep 17 00:00:00 2001
From: Nicolas Geoffray <ngeoffray@google.com>
Date: Wed, 16 May 2018 17:22:37 +0100
Subject: [PATCH] Add a new dalvik.vm.jitpthreadpriority option.

To dynamically play with JIT thread priorities.

bug: 79570024
Test: m
Change-Id: I84c691fb57b37e699429b9f511b2e235259d718a
---
 core/jni/AndroidRuntime.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index c1608cb98e3e6..b1e1dd3395ae2 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -598,6 +598,7 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
     char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
     char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
     char usejitOptsBuf[sizeof("-Xusejit:")-1 + PROPERTY_VALUE_MAX];
+    char jitpthreadpriorityOptsBuf[sizeof("-Xjitpthreadpriority:")-1 + PROPERTY_VALUE_MAX];
     char jitmaxsizeOptsBuf[sizeof("-Xjitmaxsize:")-1 + PROPERTY_VALUE_MAX];
     char jitinitialsizeOptsBuf[sizeof("-Xjitinitialsize:")-1 + PROPERTY_VALUE_MAX];
     char jitthresholdOptsBuf[sizeof("-Xjitthreshold:")-1 + PROPERTY_VALUE_MAX];
@@ -717,6 +718,9 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
     parseRuntimeOption("dalvik.vm.jitmaxsize", jitmaxsizeOptsBuf, "-Xjitmaxsize:");
     parseRuntimeOption("dalvik.vm.jitinitialsize", jitinitialsizeOptsBuf, "-Xjitinitialsize:");
     parseRuntimeOption("dalvik.vm.jitthreshold", jitthresholdOptsBuf, "-Xjitthreshold:");
+    parseRuntimeOption("dalvik.vm.jitpthreadpriority",
+                       jitpthreadpriorityOptsBuf,
+                       "-Xjitpthreadpriority:");
     property_get("dalvik.vm.usejitprofiles", useJitProfilesOptsBuf, "");
     if (strcmp(useJitProfilesOptsBuf, "true") == 0) {
         addOption("-Xjitsaveprofilinginfo");