[PATCH V2 1/3] scsi: mptxsas: try 64 bit DMA when 32 bit DMA fails

[Timur Tabi]

On 11/09/2015 05:22 PM, Sinan Kaya wrote:
>
> if (ioc->dma_mask)
>      consistent_dma_mask = DMA_BIT_MASK(64);
> else
>      consistent_dma_mask = DMA_BIT_MASK(32);     <-- why here?

So this change is from this patch:

	http://permalink.gmane.org/gmane.linux.kernel/1759343

Note that this was discussed back in February:

	https://lkml.org/lkml/2015/2/20/2


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