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> I've been thinking a bit about replacing the mapping and index members > in struct page with a single pointer that point into a cluster data > type. The cluster data type is aligned to a power of two and contains > a header that is shared between all pages within the cluster. The > header contains a base index and mapping. The rest of the cluster is > an array of pfn:s that point back to the actual page. Nice. While the code would probably do more references i bet it would be faster overall because it would have less cache footprint. But doing it would be a *lot* of editing work all over file systems/VM/etc. -Andi - 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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