Christoph Lameter wrote on Thursday, March 30, 2006 7:09 PM > I was referring to the LOCK prefix. Doesnt that insure the processor to > go into a special state and make the bus go into a special state that > implies a barrier? Yes, that's why on i386 both smp_mb__before_clear_bit() and smp_mb__after_clear_bit() are noop. - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.htmlReceived on Fri Mar 31 14:11:38 2006
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