[PATCH 2.6.26?] Raise the upper limit of NR_CPUS.
Michael Ellerman
michael at ellerman.id.au
Fri Apr 18 20:33:44 EST 2008
On Fri, 2008-04-18 at 15:33 +1000, Tony Breeds wrote:
> As the pacas are statically initialised increasing NR_CPUS beyond 128,
> means that any additional pacas will be empty ... which is bad.
>
> This patch adds the required functionality to fill in any excess pacas
> at runtime.
>
> Signed-off-by: Tony Breeds <tony at bakeyournoodle.com>
> ---
> I know it's late, but can this be considered for 2.6.26?
>
> arch/powerpc/kernel/paca.c | 33 ++++++++++------------------
> arch/powerpc/kernel/prom_init.c | 36 ++++++++++++++++++++++++++++++++
> arch/powerpc/platforms/Kconfig.cputype | 4 +-
> include/asm-powerpc/paca.h | 19 ++++++++++++++++
What happens on non prom-init platforms?
cheers
--
Michael Ellerman
OzLabs, IBM Australia Development Lab
wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)
We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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