> If those operations involve modifying that slab page's pageframe then what > stops concurrent dma'ers from stomping on each other's changes? As in: > why aren't we already buggy? Or DMA operations falling out with CPU operations in the same memory area. Not all platforms have hardware consistency and some will blat the entire page out of cache. - 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/
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