2 ms·
That one I have under good authority is a hardware bug. PCI devices are supposed to be cache coherent, but Intel got a little too cute when integrating their i
by monocasa 4y ago
That one I have under good authority is a hardware bug. PCI devices are supposed to be cache coherent, but Intel got a little too cute when integrating their iGPU into the uncore (and northbridge before it) at a level that looks like PCI to software but is their internal interconnects in actuality.