Function get_time_ns

CVE-2026-23271/exploit/exploit.cpp:429–435

}

static uint64_t get_time_ns(void)
{
    struct timespec ts;

    clock_gettime(CLOCK_MONOTONIC_RAW, &ts);
    return (uint64_t)ts.tv_sec * 1000000000ULL + (uint64_t)ts.tv_nsec;
}

static void tp_spin_delay_ns(uint64_t delay_ns);
static void tp_cpu_relax_once(void);