Re: [PATCH v3 1/4] DMA-API: Clarify physical/bus address distinction

[Greg Kroah-Hartman]

On Thu, May 08, 2014 at 02:48:54PM -0600, Bjorn Helgaas wrote:
> The DMA-API documentation sometimes refers to "physical addresses" when it
> really means "bus addresses."  Sometimes these are identical, but they may
> be different if the bridge leading to the bus performs address translation.
> Update the documentation to use "bus address" when appropriate.
> 
> Also, consistently capitalize "DMA", use parens with function names, use
> dev_printk() in examples, and reword a few sections for clarity.
> 
> No functional change; documentation changes only.
> 
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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