[SRU][Zesty][PATCH 0/1] powerpc/powernv: Flush console before platform error reboot

Joseph Salisbury joseph.salisbury at canonical.com
Sat Dec 2 21:21:19 UTC 2017


On 12/02/2017 04:15 PM, Joseph Salisbury wrote:
> BugLink: http://bugs.launchpad.net/bugs/1735159
>
> == SRU Justification ==
> IBM unrecovered MCE and HMI errors are sent through a special restart OPAL
> call to log the platform error. The downside is that they don't go
> through normal Linux crash paths, so they don't give much information
> to the Linux console.
>
> IBM is requesting to have the commit b746e3e01e70d23ef53dcde1203ab78a1b7ac514
> in the Zesty kernel.
>
> Commit b746e3e01e70d2 is in mainline as of 4.14-rc1.  
>
> Breno Leitao from IBM did a backport of this commit. 
>
> == Fix ==
> commit b746e3e01e70d23ef53dcde1203ab78a1b7ac514
> Author: Nicholas Piggin <npiggin at gmail.com>
> Date:   Wed Jul 19 16:59:10 2017 +1000
>
>     powerpc/powernv: Flush console before platform error reboot
>
> == Regression Potential ==
> This patch is specific to powerpc, and it has been backported, reviewed and 
> tested by IBM.
>
> == Test Case ==
> A test kernel was built with this patch and tested by the original bug reporter.
> The bug reporter states the test kernel resolved the bug.
>
> Nicholas Piggin (1):
>   powerpc/powernv: Flush console before platform error reboot
>
>  arch/powerpc/include/asm/opal.h           |  2 +-
>  arch/powerpc/platforms/powernv/opal-hmi.c | 22 ++------
>  arch/powerpc/platforms/powernv/opal.c     | 88 ++++++++++++++++++-------------
>  arch/powerpc/platforms/powernv/powernv.h  |  2 +
>  4 files changed, 56 insertions(+), 58 deletions(-)
>
I just noticed this is the same request sent by Breno on November 29th:
https://lists.ubuntu.com/archives/kernel-team/2017-November/088500.html

I should have just acked that one instead of this request.  I'll ack
Breno's SRU request.

Joe




More information about the kernel-team mailing list