Added sys_bind/inet_bind.stp

Added tracemarks/nfs_mount.trace

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

1 files changed, 72 insertions, 0 deletions

diff --git a/sys_bind/inet_bind.stp b/sys_bind/inet_bind.stp
new file mode 100644
index 0000000..0048791
--- /dev/null
+++ b/sys_bind/inet_bind.stp
@@ -0,0 +1,72 @@
+%{
+#include <net/sock.h>
+#include <linux/in.h>
+%}
+
+function _inet_ntoa:string (_uaddr:long) %{
+	struct sockaddr_in *addr;
+	unsigned char *bytes;
+
+	addr = (struct sockaddr_in *)(long)kread(&THIS->_uaddr);
+	bytes = (unsigned char *)&addr->sin_addr.s_addr;
+
+	snprintf(THIS->__retvalue, MAXSTRINGLEN, 
+		"%d.%d.%d.%d", bytes[0], bytes[1], bytes[2], bytes[3]);
+
+	CATCH_DEREF_FAULT();
+%}
+function _sock_dump:string (_sk:long) %{
+	struct sock *sk;
+
+	sk = (struct sock *)(long)kread(&THIS->_sk);
+	snprintf(THIS->__retvalue, MAXSTRINGLEN, 
+		"reuse %d state %d", sk->sk_reuse, sk->sk_state);
+
+	CATCH_DEREF_FAULT();
+%}
+
+probe kernel.function("inet_bind") {
+	if (isinstr(execname(), "rpc.nfsd")) {
+		printf("inet_bind(%s): sock %p uaddr %s addr_len %d\n",
+		execname(), $sock, _inet_ntoa($uaddr), $addr_len);
+	}
+}
+probe kernel.function("inet_bind").return {
+	if (isinstr(execname(), "rpc.nfsd"))
+		printf("inet_bind: return %d (%s)\n", $return, errno_str($return));
+}
+probe kernel.function("udp_v4_get_port") {
+	if (isinstr(execname(), "rpc.nfsd")) {
+		printf("  udp_v4_get_port(%s): sock %p snum %d\n",
+		execname(), $sk, $snum);
+	}
+}
+probe kernel.function("udp_v4_get_port").return {
+	if (isinstr(execname(), "rpc.nfsd"))
+		printf("  udp_v4_get_port: return %d (%s)\n", 
+			$return, errno_str($return));
+}
+probe kernel.function("tcp_v4_get_port") {
+	if (isinstr(execname(), "rpc.nfsd")) {
+		printf("  tcp_v4_get_port(%s): sock [%s] snum %d\n",
+		execname(), _sock_dump($sk), $snum);
+	}
+}
+probe kernel.function("tcp_v4_get_port").return {
+	if (isinstr(execname(), "rpc.nfsd"))
+		printf("  tcp_v4_get_port: return %d (%s)\n", 
+			$return, errno_str($return));
+}
+probe kernel.function("inet_csk_bind_conflict") {
+	if (isinstr(execname(), "rpc.nfsd")) {
+		printf("      bind_conflict(%s): sock [%s] snum tb %p\n",
+		execname(), _sock_dump($sk), $tb);
+	}
+}
+probe kernel.function("inet_csk_bind_conflict").return {
+	if (isinstr(execname(), "rpc.nfsd"))
+		printf("      bind_conflict: return %d (%s)\n", 
+			$return, errno_str($return));
+}
+probe begin { log("starting inet_bind probe") }
+probe end { log("ending inet_bind probe") }