From 3620a030bc54971cc4cf85faaff7cb26710cd015 Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@elastic.org>
Date: Thu, 8 Oct 2009 17:21:08 -0400
Subject: examples: add mbrwatch sample

---
 testsuite/systemtap.examples/io/mbrwatch.stp | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100755 testsuite/systemtap.examples/io/mbrwatch.stp

(limited to 'testsuite/systemtap.examples/io/mbrwatch.stp')

diff --git a/testsuite/systemtap.examples/io/mbrwatch.stp b/testsuite/systemtap.examples/io/mbrwatch.stp
new file mode 100755
index 00000000..9d621619
--- /dev/null
+++ b/testsuite/systemtap.examples/io/mbrwatch.stp
@@ -0,0 +1,9 @@
+#! /usr/bin/env stap
+
+probe ioblock.request {
+    if (bdev==bdev_contains && sector<4) {
+	printf("device %s sector %d %s, process %s[%d]\n",
+		devname, sector, (rw==BIO_READ ? "read":"write"), execname(), pid())
+	print_backtrace() 
+    }
+}
-- 
cgit