Re: [PATCH 4.9 00/24] 4.9.18-stable review

From: Javier Martinez Canillas
Date: Fri Mar 24 2017 - 21:41:39 EST


Hello Kevin,

On 03/24/2017 08:57 PM, Kevin Hilman wrote:
> + Sjoerd, Javier,
>
> kernelci.org bot <bot@xxxxxxxxxxxx> writes:
>
>> stable-rc boot: 233 boots: 1 failed, 222 passed with 10 offline (v4.9.17-25-g4d90baeca3c8)
>>
>> Full Boot Summary: https://kernelci.org/boot/all/job/stable-rc/kernel/v4.9.17-25-g4d90baeca3c8/
>> Full Build Summary: https://kernelci.org/build/stable-rc/kernel/v4.9.17-25-g4d90baeca3c8/
>>
>> Tree: stable-rc
>> Branch: local/linux-4.9.y
>> Git Describe: v4.9.17-25-g4d90baeca3c8
>> Git Commit: 4d90baeca3c8aebdcb6e3ec8a6b31d4279cfbf3d
>> Git URL: http://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
>> Tested: 62 unique boards, 16 SoC families, 24 builds out of 199
>>
>> Boot Regressions Detected:
>>
>> arm:
>>
>> exynos_defconfig:
>> exynos5250-snow:
>> lab-collabora: new failure (last pass: v4.9.17)
>
> This one a new regression, but this board is in the Collabora lab and I
> can't currently bisect remotely.
>
> @Sjoerd, Javier: can either of you have a closer look at this?
>
> Looks like a failure in the DRM component init path.
>

This seems to be the bug that's fixed by commit f0a8b49c03d2 ("drm/bridge:
analogix dp: Fix runtime PM state on driver bind") [0]. I thought it was
only a regression for v4.10, but it looks like that also affects v4.9.

[0]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f0a8b49c03d2

> Kevin
>

Best regards,
--
Javier Martinez Canillas
Open Source Group
Samsung Research America