diff options
Diffstat (limited to 'src/share/vm/prims/forte.cpp')
| -rw-r--r-- | src/share/vm/prims/forte.cpp | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/src/share/vm/prims/forte.cpp b/src/share/vm/prims/forte.cpp index 023921c33..f3a08782a 100644 --- a/src/share/vm/prims/forte.cpp +++ b/src/share/vm/prims/forte.cpp @@ -522,25 +522,6 @@ static void forte_fill_call_trace_given_top(JavaThread* thd, extern "C" { JNIEXPORT void AsyncGetCallTrace(ASGCT_CallTrace *trace, jint depth, void* ucontext) { - -// This is if'd out because we no longer use thread suspension. -// However if someone wanted to backport this to a 5.0 jvm then this -// code would be important. -#if 0 - if (SafepointSynchronize::is_synchronizing()) { - // The safepoint mechanism is trying to synchronize all the threads. - // Since this can involve thread suspension, it is not safe for us - // to be here. We can reduce the deadlock risk window by quickly - // returning to the SIGPROF handler. However, it is still possible - // for VMThread to catch us here or in the SIGPROF handler. If we - // are suspended while holding a resource and another thread blocks - // on that resource in the SIGPROF handler, then we will have a - // three-thread deadlock (VMThread, this thread, the other thread). - trace->num_frames = ticks_safepoint; // -10 - return; - } -#endif - JavaThread* thread; if (trace->env_id == NULL || |