Re: [PATCH v4 0/3] powerpc/pseries: fix issues in suspend/resume code

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Wed, 2014-02-19 at 12:56 -0800, Tyrel Datwyler wrote:
> This patchset fixes a couple of issues encountered in the suspend/resume code
> base. First when using the kernel device tree update code update-nodes is
> unnecessarily called more than once. Second the cpu cache lists are not
> updated after a suspend/resume which under certain conditions may cause a
> panic. Finally, since the cache list fix utilzes in kernel device tree update
> code a means for telling drmgr that updating the device tree from userspace
> is unnecessary.

This series breaks the !SMP build.

Cheers,
Ben.

> Changes from v3:
> - Updated patch descriptions to better reflect the behavior/interface changes
>   and why they are acceptable per Ben's concerns.
> 
> Changes from v2:
> - Moved dynamic configuration update code into pseries specific routine
>   per Nathan's suggestion.
> 
> Changes from v1:
> - Fixed several commit message typos
> - Fixed authorship of first two patches
> 
> Haren Myneni (2):
>   powerpc/pseries: Device tree should only be updated once after
>     suspend/migrate
>   powerpc/pseries: Update dynamic cache nodes for suspend/resume
>     operation
> 
> Tyrel Datwyler (1):
>   powerpc/pseries: Report in kernel device tree update to drmgr
> 
>  arch/powerpc/include/asm/rtas.h           |  1 +
>  arch/powerpc/platforms/pseries/mobility.c | 26 +++++++-----------
>  arch/powerpc/platforms/pseries/suspend.c  | 44 ++++++++++++++++++++++++++++++-
>  3 files changed, 54 insertions(+), 17 deletions(-)
>