Android/frameworks_base
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Add dalvik.vm.force-java-zygote-fork-loop

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Bug: 192020504
Test: Check logcat with and without the flag.
Change-Id: Ia46a011125a6e245bbd9065d708d1f905d56e3af
Merged-In: Ia46a011125a6e245bbd9065d708d1f905d56e3af
(cherry picked from commit f2a815dcbf)
This commit is contained in:
Hans Boehm
2021-06-25 08:37:24 -07:00
parent 8938a91f1a
commit 01bc036469
1 changed files with 8 additions and 0 deletions
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8
core/jni/AndroidRuntime.cpp
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@@ -690,6 +690,7 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote, bool p
char methodTraceFileBuf[sizeof("-Xmethod-trace-file:") + PROPERTY_VALUE_MAX];
char methodTraceFileSizeBuf[sizeof("-Xmethod-trace-file-size:") + PROPERTY_VALUE_MAX];
std::string fingerprintBuf;
char javaZygoteForkLoopBuf[sizeof("-XX:ForceJavaZygoteForkLoop=") + PROPERTY_VALUE_MAX];
char jdwpProviderBuf[sizeof("-XjdwpProvider:") - 1 + PROPERTY_VALUE_MAX];
char opaqueJniIds[sizeof("-Xopaque-jni-ids:") - 1 + PROPERTY_VALUE_MAX];
char bootImageBuf[sizeof("-Ximage:") - 1 + PROPERTY_VALUE_MAX];
@@ -912,6 +913,13 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote, bool p
parseRuntimeOption("dalvik.vm.backgroundgctype", backgroundgcOptsBuf, "-XX:BackgroundGC=");
/*
* Enable/disable zygote native fork loop.
*/
parseRuntimeOption("dalvik.vm.force-java-zygote-fork-loop",
javaZygoteForkLoopBuf,
"-XX:ForceJavaZygoteForkLoop=");
/*
* Enable debugging only for apps forked from zygote.
*/