Question regarding RT patches for ARM

[Fawad Lateef]

Hi Eric,


On 15 May 2017 at 16:12, Eric Nelson <eric at nelint.com> wrote:
> Hi Fawad,
>
>> 发自网易邮箱大师
>> On 05/15/2017 20:44, Fawad Lateef wrote:
>>
>> Hi All,
>>
>> I am working on custom i.MX6 quad hardware and using RT patches for
>> almost latest stable kernel 4.9 and facing some weird system stall OR
>> 'unhandled page fault - exceptions'.
>>
>
> I'm not sure about the unhandled page fault, but the stalls may be
> because of the SDMA driver.
>
> See this patch in the Freescale/NXP community for kernel 4.1:
> https://github.com/Freescale/meta-freescale/blob/master/recipes-kernel/linux/linux-fslc-imx-rt/0003-Work-around-CPU-stalls-in-the-imx-sdma-driver.patch
>

Thanks for the patch link. I will give it a try.

> Regards,
>
>
> Eric

Regards,

Fawad Lateef