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8034249: need more workarounds for suspend equivalent condition issue

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Collect data at safepoint, do not rely on thread suspension

Reviewed-by: dcubed, dholmes
This commit is contained in:
Serguei Spitsyn 2014-02-18 06:19:49 -08:00 • committed by Serguei Spitsyn
parent 43b711ea78
commit 95cdf53e75
2 changed files with 29 additions and 15 deletions
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20
hotspot/src/share/vm/prims/jvmtiEnvBase.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -356,8 +356,12 @@ public:
}
VMOp_Type type() const { return VMOp_GetOwnedMonitorInfo; }
void doit() {
((JvmtiEnvBase *)_env)->get_owned_monitors(_calling_thread, _java_thread,
_owned_monitors_list);
_result = JVMTI_ERROR_THREAD_NOT_ALIVE;
if (Threads::includes(_java_thread) && !_java_thread->is_exiting()
&& _java_thread->threadObj() != NULL) {
_result = ((JvmtiEnvBase *)_env)->get_owned_monitors(_calling_thread, _java_thread,
_owned_monitors_list);
}
}
jvmtiError result() { return _result; }
};
@ -439,9 +443,13 @@ public:
jvmtiError result() { return _result; }
VMOp_Type type() const { return VMOp_GetStackTrace; }
void doit() {
_result = ((JvmtiEnvBase *)_env)->get_stack_trace(_java_thread,
_start_depth, _max_count,
_frame_buffer, _count_ptr);
_result = JVMTI_ERROR_THREAD_NOT_ALIVE;
if (Threads::includes(_java_thread) && !_java_thread->is_exiting()
&& _java_thread->threadObj() != NULL) {
_result = ((JvmtiEnvBase *)_env)->get_stack_trace(_java_thread,
_start_depth, _max_count,
_frame_buffer, _count_ptr);
}
}
};