Messages in this thread | | | Date | Tue, 5 May 2015 11:13:59 -0500 | From | Suravee Suthikulanit <> | Subject | Re: [Linaro-acpi] [V2 PATCH 2/5] arm64 : Introduce support for ACPI _CCA object |
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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
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