RE: [PATCH v2 0/2] ACPI: Fix a regression of the table checksum verification.

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Hi, Rafael

> From: Rafael J. Wysocki [mailto:rjw@xxxxxxxxxxxxx]
> Sent: Sunday, June 01, 2014 6:50 AM
> 
> On Saturday, May 31, 2014 08:14:26 AM Lv Zheng wrote:
> > From: Lv Zheng <lv.zheng@xxxxxxxxx>
> >
> > There is a warning message triggered by the early table chekcusm
> > verification during boot. Large tables cannot be installed on x86 platforms
> > due to this failure. The root cause is the size limitation of the current
> > x86 early mapping implementation, it's thus not suitable to be used to map
> > ACPI tables.
> >
> > This patchset fixes this regression by stopping verifying table checksums
> > during the early boot stage.
> 
> Both queued up for 3.16.
> 
> If they are needed in -stable, please take care of sending an appropriate
> inclusion request to stable@xxxxxxxxxxxxxxx after they have been merged into
> the Linus' tree.

I checked.
The affected code can only be found in linux-pm.git/linux-next.
So they are not needed in -stable.

Thanks and best regards
-Lv

> 
> Thanks!
> 
> > Lv Zheng (2):
> >   ACPICA: Tables: Add mechanism to control early table checksum
> >     verification.
> >   ACPI: Fix regressions that x86 Linux kernel suffers from early
> >     mapping size limitation.
> >
> >  Documentation/kernel-parameters.txt |    5 +++
> >  drivers/acpi/acpica/actables.h      |    8 +++--
> >  drivers/acpi/acpica/tbdata.c        |   67 +++++++++++++++++++++++++++--------
> >  drivers/acpi/acpica/tbinstal.c      |    8 ++---
> >  drivers/acpi/acpica/tbutils.c       |    4 ---
> >  drivers/acpi/bus.c                  |    3 ++
> >  drivers/acpi/tables.c               |   23 ++++++++++++
> >  include/acpi/acpixf.h               |    9 +++++
> >  8 files changed, 101 insertions(+), 26 deletions(-)
> >
> >
> 
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
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