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This has been needed for quite some time but needs some more additions: 1) Access to i/o mapped memory does not need memory barriers. 2) Explain difference between mb() and barrier(). 3) Explain wmb() versus mmiowb() Give some more examples of correct usage in drivers. - 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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