Messages in this thread |  | | | Date | Fri, 7 Dec 2007 17:31:16 +0100 | | From | Andi Kleen <> | | Subject | Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops | |
> You don't need to. Port 0x80 historically is about 8uS so just udelay(8)
> and make sure the initial default delay is conservative enough before the
How would you make it conservative enough handling let's say a 6Ghz CPU
that can execute multiple jumps per cycle?
-Andi
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