From dfd11cc3ea340096a2829f5ecda29998c73a0acb Mon Sep 17 00:00:00 2001
From: hiramatu <hiramatu>
Date: Wed, 5 Dec 2007 20:02:01 +0000
Subject: 2007-12-05  Masami Hiramatsu  <mhiramat@redhat.com>

	PR 4935
	* tapsets.cxx (dwarf_derived_probe::dwarf_derived_probe): Allow user
	to access kernel variables in the condition of probe points.
	* stapprobes.5.in : Document the conditional probe point.
	* NEWS : Ditto.
	* parseok/five.stp: Add an example of conditional probe point.
	* parseko/probepoint04.stp: New test for conditional probe point.
	* parseko/probepoint05.stp: Ditto.
	* parseko/probepoint06.stp: Ditto.
	* parseko/probepoint07.stp: Ditto.
	* parseko/probepoint08.stp: Ditto.
	* parseko/probepoint09.stp: Ditto.
	* semok/twentynine.stp: Ditto.
	* semko/thirtynine.stp: Ditto.
	* systemtap.base/onoffprobe.*: Ditto.
---
 testsuite/systemtap.base/onoffprobe.stp | 35 +++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 testsuite/systemtap.base/onoffprobe.stp

(limited to 'testsuite/systemtap.base/onoffprobe.stp')

diff --git a/testsuite/systemtap.base/onoffprobe.stp b/testsuite/systemtap.base/onoffprobe.stp
new file mode 100644
index 00000000..11968540
--- /dev/null
+++ b/testsuite/systemtap.base/onoffprobe.stp
@@ -0,0 +1,35 @@
+global switch=0
+
+#begin probe
+probe begin if (switch==0) {
+	log("begin probed\n");
+}
+
+#dwarf probe (return)
+probe kernel.function("sys_write").return if (switch == 1) {
+	log("function return probed\n")
+	switch = 0
+}
+
+#dwarf probe (entry)
+probe kernel.function("sys_write") if (switch == 2) {
+	log("function entry probed\n")
+	switch = 0
+}
+
+#timer probe
+probe timer.s(1) if (switch == 3) {
+	log("timer probed\n")
+	switch = 0
+}
+
+#profile probe
+probe timer.profile if (switch == 4) {
+	log("profile probed\n")
+	switch = 0
+}
+
+probe procfs("switch").write {
+	switch = strtol($value, 10)
+}
+
-- 
cgit