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Merge "[MTE] Respect persist.arm64.memtag.default for system server."

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This commit is contained in:
Florian Mayer
2022-02-09 21:24:20 +00:00
committed by Android (Google) Code Review
parent 0be2f8b9c7 c9be4eb994
commit 385071800e
1 changed files with 7 additions and 4 deletions
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11
core/java/com/android/internal/os/ZygoteInit.java
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@@ -736,10 +736,13 @@ public class ZygoteInit {
Zygote.applyInvokeWithSystemProperty(parsedArgs);
if (Zygote.nativeSupportsMemoryTagging()) {
/* The system server has ASYNC MTE by default, in order to allow
* system services to specify their own MTE level later, as you
* can't re-enable MTE once it's disabled. */
String mode = SystemProperties.get("arm64.memtag.process.system_server", "async");
String mode = SystemProperties.get("arm64.memtag.process.system_server", "");
if (mode.isEmpty()) {
/* The system server has ASYNC MTE by default, in order to allow
* system services to specify their own MTE level later, as you
* can't re-enable MTE once it's disabled. */
mode = SystemProperties.get("persist.arm64.memtag.default", "async");
}
if (mode.equals("async")) {
parsedArgs.mRuntimeFlags |= Zygote.MEMORY_TAG_LEVEL_ASYNC;
} else if (mode.equals("sync")) {