linux-kernel - Re: [PATCH 4.19 000/639] 4.19.99-stable review

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Date:   Sat, 25 Jan 2020 07:46:47 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Jon Hunter <jonathanh@...dia.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, shuah@...nel.org, patches@...nelci.org,
        ben.hutchings@...ethink.co.uk, lkft-triage@...ts.linaro.org,
        stable@...r.kernel.org, linux-tegra <linux-tegra@...r.kernel.org>
Subject: Re: [PATCH 4.19 000/639] 4.19.99-stable review

On 1/25/20 3:32 AM, Jon Hunter wrote:
> 
> On 24/01/2020 18:07, Jon Hunter wrote:
>>
>> On 24/01/2020 17:36, Greg Kroah-Hartman wrote:
>>> On Fri, Jan 24, 2020 at 02:50:05PM +0000, Jon Hunter wrote:
>>>> Hi Greg,
>>>>
>>>> On 24/01/2020 09:22, Greg Kroah-Hartman wrote:
>>>>> This is the start of the stable review cycle for the 4.19.99 release.
>>>>> There are 639 patches in this series, all will be posted as a response
>>>>> to this one.  If anyone has any issues with these being applied, please
>>>>> let me know.
>>>>>
>>>>> Responses should be made by Sun, 26 Jan 2020 09:26:29 +0000.
>>>>> Anything received after that time might be too late.
>>>>>
>>>>> The whole patch series can be found in one patch at:
>>>>> 	https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.19.99-rc1.gz
>>>>> or in the git tree and branch at:
>>>>> 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.19.y
>>>>> and the diffstat can be found below.
>>>>>
>>>>> thanks,
>>>>>
>>>>> greg k-h
>>>>>
>>>>> -------------
>>>>> Pseudo-Shortlog of commits:
>>>>
>>>> ...
>>>>
>>>>> Rafael J. Wysocki <rafael.j.wysocki@...el.com>
>>>>>      PCI: PM: Skip devices in D0 for suspend-to-idle
>>>>
>>>> The above commit is causing a suspend regression on Tegra124 Jetson-TK1.
>>>> Reverting this on top of v4.19.99-rc1 fixes the issue.
>>>
>>> This is also in the 4.14 queue, so should I drop it there too?
>>
>> I did not see any failures with the same board on that branch, so I
>> would say no, but odd that it only fails here. It was failing for me
>> 100% so I would have expected to see if there too if it was a problem.
> 
> Hmmm, rc2 still not working for me ...
> 
> Test results for stable-v4.19:
>      11 builds:	11 pass, 0 fail
>      22 boots:	22 pass, 0 fail
>      32 tests:	30 pass, 2 fail
> 
> Linux version:	4.19.99-rc2-g24832ad2c623
> Boards tested:	tegra124-jetson-tk1, tegra186-p2771-0000,
>                  tegra194-p2972-0000, tegra20-ventana,
>                  tegra210-p2371-2180, tegra30-cardhu-a04
> 
> I still see the following commit in rc2 ...
> 
> commit bb52152abe85f971278a7a4f033b29483f64bfdb
> Author: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> Date:   Thu Jun 13 23:59:45 2019 +0200
> 
>      PCI: PM: Skip devices in D0 for suspend-to-idle
> 
> BTW, I checked the 4.14. queue and I do not see the above change in
> there, however, there is similar change ...
> 
> Rafael J. Wysocki <rafael.j.wysocki@...el.com>
>      PCI: PM: Avoid possible suspend-to-idle issue
> 
bb52152abe85 fixes this one, which in turn fixes 33e4f80ee69b.
The above in 4.14 but not its fixes is spelling a bit of trouble.

Maybe commit 471a739a47aa7 ("PCI: PM: Avoid skipping bus-level
PM on platforms without ACPI") was added to -rc2, since it is
supposed to fix bb52152abe85.

Guenter