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On Wed, 15 Aug 2007, Stefan Richter wrote: > LDD3 says on page 125: "The following operations are defined for the > type [atomic_t] and are guaranteed to be atomic with respect to all > processors of an SMP computer." > > Doesn't "atomic WRT all processors" require volatility? Atomic operations only require exclusive access to the cacheline while the value is modified. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | |||||||||
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