probe module("nfsd").function("nfs4_open_delegation")
{
	printf("nfs4_open_delegation: fh %p open %p (type: %d)  stp %d\n", 
		$fh, $open, $open->op_claim_type, $stp);
	printf("                    : %s\n", nfs4_callback($stp));
}
probe module("nfsd").function("alloc_init_deleg")
{
	printf("  alloc_init_deleg: clp %p stp %p current_fh %p, type %d\n",
		$clp, $stp, $current_fh, $type);
}
probe module("nfsd").function("alloc_init_deleg").return
{
	printf("  alloc_init_deleg: %p\n", $return);
}
probe kernel.function("setlease")
{
	printf("  setlease: filp %p arg %p\n", $filp, $arg);
}
probe kernel.function("setlease").return
{
	printf("  setlease: return %d (%s)\n", $return, errno_str($return));
}
/*
probe kernel.function("security_file_lock")
{
	printf("    security_file_lock: filp %p arg %p\n", $filp, $arg);
}
probe kernel.function("security_file_lock").return
{
	printf("    security_file_lock: return %d (%s)\n", 
		$return, errno_str($return));
}
*/
probe kernel.function("__setlease")
{
	printf("    __setlease: filp %p arg %p\n", $filp, $arg);
}
probe kernel.function("__setlease").return
{
	printf("    __setlease: return %d (%s)\n", 
		$return, errno_str($return));
}

probe begin { log("starting nfsd_deleg probe") }
probe end { log("ending nfsd_deleg probe") }