[Linaro-acpi] [V2 PATCH 2/5] arm64 : Introduce support for ACPI _CCA object

Suravee Suthikulanit
2015-05-05T16:13:59Z

On 5/5/2015 11:12 AM, Arnd Bergmann wrote:
> On Tuesday 05 May 2015 11:09:38 Suravee Suthikulanit wrote:
>>
>> However, codes in several places are making use of dma_map_ops without
>> checking if the ops are NULL (i.e.
>> include/asm-generic/dma-mapping-common.h and in arch-specific
>> implementation). If setting it to NULL is what we are planning to
>> support, we would need to scrub the current code to put NULL check.
>> Also, would you consider if that is safe to do going forward?
>>
>>
>
> I mean the dma_mask pointer, not dma_map_ops.
>
> Arnd
>

Ah, got it. Sorry for confusion.

Suravee