Added nfs4_lookup_root and nfs_fh parsing

1 files changed, 19 insertions, 0 deletions

diff --git a/nfs4_lookup_root.stp b/nfs4_lookup_root.stp
new file mode 100644
index 0000000..592af25
--- /dev/null
+++ b/nfs4_lookup_root.stp
@@ -0,0 +1,19 @@
+global lookup_root_fh
+
+probe module("nfs").function("nfs4_lookup_root")
+{
+	printf("nfs4_lookup_root: server %p fhandle %p info %p\n",
+		$server, $fhandle, $info);
+	lookup_root_fh = $fhandle;
+}
+probe module("nfs").function("nfs4_lookup_root").return
+{
+	if ($return) {
+		printf("nfs4_lookup_root: %d\n", $return);
+	} else {
+		printf("nfs4_lookup_root: %s\n", nfsfh(lookup_root_fh));
+	}
+}
+
+probe begin { log("starting nfs4_lookup_root probe") }
+probe end { log("ending nfs4_lookup_root probe") }