centos man page for function::long_arg

FUNCTION::LONG_ARG(3stap)					 Context Functions					 FUNCTION::LONG_ARG(3stap)

NAME
       function::long_arg - Return function argument as signed long

SYNOPSIS
	   long_arg:long(n:long)

ARGUMENTS
       n
	   index of argument to return

DESCRIPTION
       Return the value of argument n as a signed long. On architectures where a long is 32 bits, the value is sign-extended to 64 bits.

SystemTap Tapset Reference					     June 2014						 FUNCTION::LONG_ARG(3stap)