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    SubjectRe: [PATCH 01/10] percpu: use dynamic percpu allocator as the default percpu allocator
    On Wed, Jun 24, 2009 at 03:45:15PM +0900, Tejun Heo wrote:
    > This patch makes most !CONFIG_HAVE_SETUP_PER_CPU_AREA archs use
    > dynamic percpu allocator. The first chunk is allocated using
    > embedding helper and 8k is reserved for modules. This ensures that
    > the new allocator behaves almost identically to the original allocator
    > as long as static percpu variables are concerned, so it shouldn't
    > introduce much breakage.
    >
    > s390 and alpha use custom SHIFT_PERCPU_PTR() to work around addressing
    > range limit the addressing model imposes. Unfortunately, this breaks
    > if the address is specified using a variable, so for now, the two
    > archs aren't converted.
    >
    > The following architectures are affected by this change.
    >
    > * sh
    > * arm
    > * cris
    > * mips
    > * sparc(32)
    > * blackfin
    > * avr32
    > * parisc (broken, under investigation)
    > * m32r
    > * powerpc(32)
    >
    No problems on sh.

    Acked-by: Paul Mundt <lethal@linux-sh.org>


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