    global saved_value

    probe procfs.read {
        $value = saved_value
    }

    probe procfs("other").write {
        saved_value = $value
    }

    probe begin {
        saved_value = "100\n"
        printf("systemtap starting probe\n")
    }

    probe end {
        printf("systemtap ending probe\n")
        printf("final value = %s", saved_value)
    }
