Mercurial > hg > truffle
diff src/share/vm/prims/unsafe.cpp @ 1324:e392695de029
6935224: Adding new DTrace probes to work with Palantir
Summary: Adding probes related to thread scheduling and class initialization
Reviewed-by: kamg, never
author | fparain |
---|---|
date | Wed, 17 Mar 2010 11:01:05 +0100 |
parents | df6caf649ff7 |
children | c18cbe5936b8 |
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--- a/src/share/vm/prims/unsafe.cpp Tue Mar 16 20:47:17 2010 -0700 +++ b/src/share/vm/prims/unsafe.cpp Wed Mar 17 11:01:05 2010 +0100 @@ -29,6 +29,10 @@ #include "incls/_precompiled.incl" #include "incls/_unsafe.cpp.incl" +HS_DTRACE_PROBE_DECL3(hotspot, thread__park__begin, uintptr_t, int, long long); +HS_DTRACE_PROBE_DECL1(hotspot, thread__park__end, uintptr_t); +HS_DTRACE_PROBE_DECL1(hotspot, thread__unpark, uintptr_t); + #define MAX_OBJECT_SIZE \ ( arrayOopDesc::header_size(T_DOUBLE) * HeapWordSize \ + ((julong)max_jint * sizeof(double)) ) @@ -1083,8 +1087,10 @@ UNSAFE_ENTRY(void, Unsafe_Park(JNIEnv *env, jobject unsafe, jboolean isAbsolute, jlong time)) UnsafeWrapper("Unsafe_Park"); + HS_DTRACE_PROBE3(hotspot, thread__park__begin, thread->parker(), (int) isAbsolute, time); JavaThreadParkedState jtps(thread, time != 0); thread->parker()->park(isAbsolute != 0, time); + HS_DTRACE_PROBE1(hotspot, thread__park__end, thread->parker()); UNSAFE_END UNSAFE_ENTRY(void, Unsafe_Unpark(JNIEnv *env, jobject unsafe, jobject jthread)) @@ -1116,6 +1122,7 @@ } } if (p != NULL) { + HS_DTRACE_PROBE1(hotspot, thread__unpark, p); p->unpark(); } UNSAFE_END