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Uplaod the page trap fix patch

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ArtDev 2023-04-16 09:37:48 +03:00 committed by GitHub
parent 4797b35771
commit 6cbc57072e
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1 changed files with 17 additions and 0 deletions
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patches/jdk8u_android_page_trap_fix.diff Normal file
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@ -0,0 +1,17 @@
diff --git a/hotspot/src/share/vm/runtime/os.cpp b/hotspot/src/share/vm/runtime/os.cpp
index 96eed036..49a2ee1f 100644
--- a/hotspot/src/share/vm/runtime/os.cpp
+++ b/hotspot/src/share/vm/runtime/os.cpp
@@ -1329,7 +1329,11 @@ void os::block_on_serialize_page_trap() {
// Generally, it is unsafe to manipulate locks in signal handlers, but in
// this case, it's OK as the signal is synchronous and we know precisely when
// it can occur.
- Thread::muxAcquire(&SerializePageLock, "set_memory_serialize_page");
+ ParkEvent *ev = NULL;
+ if(ThreadLocalStorage::is_initialized()) {
+ ev = ThreadLocalStorage::get_thread_slow()->_MuxEvent;
+ }
+ Thread::muxAcquireW(&SerializePageLock, ev);
Thread::muxRelease(&SerializePageLock);
}