Improved the output of nfsd4_putfh

Signed-off-by: Steve Dickson <steved@redhat.com>

1 files changed, 12 insertions, 4 deletions

diff --git a/nfsd_fh.stp b/nfsd_fh.stp
index ee330e0..d315869 100644
--- a/nfsd_fh.stp
+++ b/nfsd_fh.stp
@@ -1,4 +1,7 @@
 #!/usr/bin/env stap
+
+global _putfh_cstate
+
 probe module("nfsd").function("exp_pseudoroot")
 {
 	printf("exp_pseudoroot: rqstp %p fhp %p\n", $rqstp, $fhp);
@@ -11,11 +14,15 @@ probe module("nfsd").function("nfsd4_putfh")
 {
 	printf("nfsd4_putfh: rqstp %p cstate %p putfh %p\n", 
 		$rqstp, $cstate, $putfh);
-	printf("         : %s\n", cstate_pr($cstate));
+	_putfh_cstate = $cstate;
 }
 probe module("nfsd").function("nfsd4_putfh").return
 {
-	printf("nfsd4_putfh: %s\n", nfsderror($return));
+	if ($return) {
+		printf("nfsd4_putfh: %s\n", nfsderror($return));
+	} else {
+		printf("nfsd4_putfh: %s\n", cstate_pr(_putfh_cstate));
+	}
 }
 probe module("nfsd").function("nfsd4_getfh")
 {
@@ -48,12 +55,13 @@ probe module("nfsd").function("fh_compose").return
 }
 probe module("nfsd").function("rqst_exp_find")
 {
-	printf("rqst_exp_find: rqstp %p fsid_type %d fsidv %p\n", 
+	printf("    rqst_exp_find: rqstp %p fsid_type %d fsidv %p\n", 
 		$rqstp, $fsid_type, $fsidv);
 }
 probe module("nfsd").function("rqst_exp_find").return
 {
-	printf("rqst_exp_find: %p\n", $return);
+	if ($return != 0)
+		printf("    rqst_exp_find: %p\n", $return);
 }
 /*
 probe module("nfsd").function("exp_find_key").return