Re: [PATCH v2] ARM: mm: Facilitate debugging CONFIG_KUSER_HELPERS disabled

From: Florian Fainelli
Date: Wed Oct 31 2018 - 18:54:44 EST


On 10/25/18 12:26 PM, Andrew Lunn wrote:
> On Thu, Oct 25, 2018 at 12:01:08PM -0700, Florian Fainelli wrote:
>> Some software such as perf makes unconditional use of the special
>> [vectors] page which is only provided when CONFIG_KUSER_HELPERS is
>> enabled in the kernel.
>>
>> Facilitate the debugging of such situations by printing a debug message
>> to the kernel log showing the task name and the faulting address.
>
> Hi Florian
>
> Nice. I wish we had this a couple of months ago.
>
> Reviewed-by: Andrew Lunn <andrew@xxxxxxx>

Thanks Andrew, submitted as 8807/1.
--
Florian