linux-kernel - Re: [PATCH 00/12] ACPI: processor driver vs. core

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Date:	Tue, 2 Feb 2010 16:17:10 -0700
From:	Alex Chiang <achiang@...com>
To:	lenb@...nel.org, venkatesh.pallipadi@...el.com
Cc:	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/12] ACPI: processor driver vs. core

Hi Venki,

Do you have any opinions on this patchset? If so, I'd like to
address them.

Thanks,
/ac

* Alex Chiang <achiang@...com>:
> This series cleans up some of the mess I made when introducing
> early _PDC.
> 
> The major change is renaming processor_core.c to processor_driver.c,
> and then renaming processor_pdc.c to processor_core.c.
> 
> The idea is that the code in processor_core.c will always be built
> statically into the kernel (as long as ACPI is configured), while
> allowing the ACPI processor driver to remain modular (if so desired).
> 
> We do this because part of the cleanups involves teaching the
> early _PDC evaluation code how to determine if a processor is
> physically present or not -- aka enumeration -- and that sort
> of code doesn't really belong in a file named processor_pdc.
> 
> There are quite a few checkpatch errors in the first rename patch,
> and I'll look at cleaning those up in a later series.
> 
> /ac
> 
> ---
> 
> Alex Chiang (12):
>       ACPI: processor: mv processor_core.c processor_driver.c
>       ACPI: processor: mv processor_pdc.c processor_core.c
>       ACPI: processor: export acpi_get_cpuid()
>       ACPI: processor: move acpi_get_cpuid into processor_core.c
>       ACPI: processor: add internal processor_physically_present()
>       ACPI: processor: remove early _PDC optin quirks
>       ACPI: processor: driver doesn't need to evaluate _PDC
>       ACPI: processor: refactor internal map_lapic_id()
>       ACPI: processor: refactor internal map_x2apic_id()
>       ACPI: processor: refactor internal map_lsapic_id()
>       ACPI: processor: push file static MADT pointer into internal map_madt_entry()
>       ACPI: processor core: style and sparse cleanups
> 
> 
>  Documentation/kernel-parameters.txt |    4 
>  arch/ia64/kernel/acpi.c             |    3 
>  arch/x86/kernel/acpi/boot.c         |    3 
>  drivers/acpi/Makefile               |    4 
>  drivers/acpi/processor_core.c       | 1149 +++++------------------------------
>  drivers/acpi/processor_driver.c     |  976 ++++++++++++++++++++++++++++++
>  drivers/acpi/processor_pdc.c        |  209 ------
>  include/acpi/processor.h            |   10 
>  8 files changed, 1172 insertions(+), 1186 deletions(-)
>  create mode 100644 drivers/acpi/processor_driver.c
>  delete mode 100644 drivers/acpi/processor_pdc.c
> 
> --
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