dma_get_required_mask for ARM64

Catalin Marinas catalin.marinas at
Fri Jun 6 14:27:30 PDT 2014

On 6 Jun 2014, at 17:00, Suravee Suthikulanit <suravee.suthikulpanit at> wrote:
> In the arch/arm64/include/asm/dma-mapping.h defines the macro 
> "ARCH_HAS_DMA_GET_REQUIRED_MASK".  However, I can't seem to find where 
> the function "dma_get_required_mask" defined for ARM64. I got a 
> compilation error when building one of the driver:
> ERROR: "dma_get_required_mask" [drivers/scsi/mpt2sas/mpt2sas.ko] undefined!
> make[1]: *** [__modpost] Error 1
> make: *** [modules] Error 2
> Is this function defined anywhere for ARM64?

No, and I don’t remember to have had a reason for this. Please send a
patch removing it.



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