for(i = 0; i < 50; i++) {
local_irq_save(flags);
- t1 = native_read_tsc();
+ t1 = rdtsc();
for (t = 0; t < 50; t++) gameport_read(gameport);
- t2 = native_read_tsc();
+ t2 = rdtsc();
local_irq_restore(flags);
udelay(i * 10);
if (t2 - t1 < tx) tx = t2 - t1;