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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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