On Fri, 7 Dec 2007 17:31:16 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote:
> > 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? Pick a sane worst case and go with it at boot. We don't have to be accurate before we tune udelay - over long in uSecs isnt going to hurt, and most post boot _p's can be replaced by udelay(8) now Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
