Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [Linaro-acpi] [V2 PATCH 2/5] arm64 : Introduce support for ACPI _CCA object | Date | Tue, 05 May 2015 18:12:06 +0200 |
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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
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