Provided by: systemtap-doc_2.3-1ubuntu1_all bug

NAME

       function::user_char_warn - Retrieves a char value stored in user space

SYNOPSIS

           user_char_warn:long(addr:long)

ARGUMENTS

       addr
           the user space address to retrieve the char from

DESCRIPTION

       Returns the char value from a given user space address. Returns zero when user space and
       warns (but does not abort) about the failure.