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    SubjectRe: [PATCH 7/8] readahead: basic support for backwards prefetching
    On Mon, 21 Nov 2011 17:18:26 +0800
    Wu Fengguang <fengguang.wu@intel.com> wrote:

    > Add the backwards prefetching feature. It's pretty simple if we don't
    > support async prefetching and interleaved reads.

    Well OK, but I wonder how many applications out there read files in
    reverse order. Is it common enough to bother special-casing in the
    kernel like this?




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