NACK/Cmnt: [SRU][Bionic][PATCH 0/2] Fixes for LP:1777857

[Joseph Salisbury]

On 07/17/2018 10:28 AM, Stefan Bader wrote:
> On 22.06.2018 18:22, Joseph Salisbury wrote:
>> == SRU Justification ==
>> IBM is seeing kernel traces during testing.  This is due to a missing 
>> backport of some kernel fixes in the RTC driver, which is commit
>> 682e6b4da5cb.  Commit 682e6b4da5cb was also cc'd to upstream stable, but
>> it has not landed in Bionic as of yet.  It is also a fix to upstream
>> commit 628daa8d5abf.
>>
>> Commit 34dd25de9fe3 is also needed as a prereq to define
>> OPAL_BUSY_DELAY_MS.
>>
>> == Fixes ==
>> 34dd25de9fe3 ("powerpc/powernv: define a standard delay for OPAL_BUSY type retry loops")
>> 682e6b4da5cb ("rtc: opal: Fix OPAL RTC driver OPAL_BUSY loops")
>>
>> == Regression Potential ==
>> Low.  Limited to powerpc.  Fixes a current regression.
>>
>> == Test Case ==
>> A test kernel was built with these patches and tested by the original bug reporter.
>> The bug reporter states the test kernel resolved the bug.
>>
>> Nicholas Piggin (2):
>>   powerpc/powernv: define a standard delay for OPAL_BUSY type retry
>>     loops
>>   rtc: opal: Fix OPAL RTC driver OPAL_BUSY loops
>>
>>  arch/powerpc/include/asm/opal.h           |  3 +++
>>  arch/powerpc/platforms/powernv/opal-rtc.c |  8 ++++---
>>  drivers/rtc/rtc-opal.c                    | 37 +++++++++++++++++++------------
>>  3 files changed, 31 insertions(+), 17 deletions(-)
>>
> Rejecting for this bug, its already applied for LP: #1773964 (patch #2) and via
> upstream stable. I am going to pull the patch from master-next into the
> 2018.07.02-5 re-spin.
>
> -Stefan
>
Thanks Stefan and Thadeu.  I'm going to mark this bug as a duplicate of
bug 1773964.


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