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    SubjectRe: [PATCH -mm] relayfs: support larger relay buffer
    Hi Tom,

    Tom Zanussi wrote:
    > On Tue, 2008-04-15 at 11:27 -0400, Masami Hiramatsu wrote:
    >> Use vmalloc() and memset() instead of kcalloc() to allocate a page* array
    >> when the array size is bigger than one page. This enables relayfs to support
    >> bigger relay buffers than 64MB on 4k-page system, 512MB on 16k-page system.
    >> Signed-off-by: Masami Hiramatsu <>
    >> ---
    >> This is useful for a 64-bit system which has a plenty of memory (tens of
    >> giga bytes) and a large kernel memory space.
    >> I tested it on x86-64 and ia64.
    > Hi,
    > It looks ok to me, but it might be a little cleaner and avoid some
    > duplication if you add the new code as a couple of functions instead.
    > Just a suggestion...

    Sure, that is a good idea, I'll renew my patch.
    Thank you,

    Masami Hiramatsu

    Software Engineer
    Hitachi Computer Products (America) Inc.
    Software Solutions Division


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