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

From: Timur Tabi
Date: Mon Nov 09 2015 - 18:29:48 EST


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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