From 313cfc85e435b93bfa9110cda3e3f930de066643 Mon Sep 17 00:00:00 2001 From: ddomingo Date: Mon, 27 Oct 2008 13:11:27 +1000 Subject: added simplified, working para-callgraph --- .../general/para-callgraph-simple.stp | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100755 testsuite/systemtap.examples/general/para-callgraph-simple.stp (limited to 'testsuite/systemtap.examples/general/para-callgraph-simple.stp') diff --git a/testsuite/systemtap.examples/general/para-callgraph-simple.stp b/testsuite/systemtap.examples/general/para-callgraph-simple.stp new file mode 100755 index 00000000..17cf50a5 --- /dev/null +++ b/testsuite/systemtap.examples/general/para-callgraph-simple.stp @@ -0,0 +1,40 @@ +function trace(entry_p) { + if(tid() in trace) + printf("%s%s%s\n",thread_indent(entry_p), + (entry_p>0?"->":"<-"), + probefunc()) +} + +global trace +probe kernel.function(@1).call { + if (execname() == "stapio") next # skip our own helper process + trace[tid()] = 1 + trace(1) +} +probe kernel.function(@1).return { + trace(-1) + delete trace[tid()] +} + +probe kernel.function(@2).call { trace(1) } +probe kernel.function(@2).return { trace(-1) } +function trace(entry_p) { + if(tid() in trace) + printf("%s%s%s\n",thread_indent(entry_p), + (entry_p>0?"->":"<-"), + probefunc()) +} + +global trace +probe kernel.function(@1).call { + if (execname() == "stapio") next # skip our own helper process + trace[tid()] = 1 + trace(1) +} +probe kernel.function(@1).return { + trace(-1) + delete trace[tid()] +} + +probe kernel.function(@2).call { trace(1) } +probe kernel.function(@2).return { trace(-1) } -- cgit