exynos4: cpu hotplug + cpuidle/AFTR broken

Tomasz Figa t.figa at samsung.com
Tue Apr 1 04:22:34 PDT 2014


Hi Daniel,

On 01.04.2014 12:43, Daniel Lezcano wrote:
>
> Hi all,
>
> I tried the v3.14 kernel and unplugged the cpu1. That leads to a kernel
> hang without any trace.
>
> If I disable the cpuidle AFTR state through sysfs before unplugging
> cpu1, it works well.
>
> I reproduced the issue on v3.14, v3.13, v3.12, v3.11
>
> v3.10 works fine.

Could you try to reproduce the same issue on linux-next? Some of PM 
issues on Exynos should be patches there.

Best regards,
Tomasz



More information about the linux-arm-kernel mailing list