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    SubjectRe: [POLL] SLAB : Are the 32 and 192 bytes caches really usefull on x86_64 machines ?
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    Dave Jones (on Wed, 28 Dec 2005 20:29:15 -0500) wrote:
    >
    > > Something like this:
    > >
    > > http://lwn.net/Articles/124374/
    >
    >One thing that really sticks out like a sore thumb is soft_cursor()
    >That thing gets called a *lot*, and every time it does a kmalloc/free
    >pair that 99.9% of the time is going to be the same size alloc as
    >it was the last time. This patch makes that alloc persistent
    >(and does a realloc if the size changes).
    >The only time it should change is if the font/resolution changes I think.

    Can soft_cursor() be called from multiple processes at the same time,
    in particular with dual head systems? If so then a static variable is
    not going to work.

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