Re: [PATCH v5 0/4] pseries: Add cede support for cpu-offline

[Peter Zijlstra]

On Fri, 2009-10-30 at 10:52 +0530, Gautham R Shenoy wrote:

> Gautham R Shenoy (4):
>       pseries: Serialize cpu hotplug operations during deactivate Vs deallocate
>       pseries: Add code to online/offline CPUs of a DLPAR node.
>       pSeries: Add hooks to put the CPU into an appropriate offline state
>       pSeries: extended_cede_processor() helper function.
> 
> 
>  Documentation/cpu-hotplug.txt                   |    6 +
>  arch/powerpc/include/asm/lppaca.h               |    9 +
>  arch/powerpc/platforms/pseries/dlpar.c          |  129 ++++++++++++++++
>  arch/powerpc/platforms/pseries/hotplug-cpu.c    |  182 ++++++++++++++++++++++-
>  arch/powerpc/platforms/pseries/offline_states.h |   18 ++
>  arch/powerpc/platforms/pseries/plpar_wrappers.h |   22 +++
>  arch/powerpc/platforms/pseries/smp.c            |   19 ++
>  arch/powerpc/xmon/xmon.c                        |    3 
>  drivers/base/cpu.c                              |    2 
>  include/linux/cpu.h                             |   13 ++
>  10 files changed, 387 insertions(+), 16 deletions(-)
>  create mode 100644 arch/powerpc/platforms/pseries/offline_states.h

Not quite sure how you solved the DLPAR communication but since pretty
much everything is under arch/powerpc/ I really don't have much to say.
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