Re: [PATCH] DMA-API: Change dma_declare_coherent_memory() CPU address to phys_addr_t

[Greg Kroah-Hartman]

On Wed, Apr 30, 2014 at 02:33:21PM -0600, Bjorn Helgaas wrote:
> dma_declare_coherent_memory() takes two addresses for a region of memory: a
> "bus_addr" and a "device_addr".  I think the intent is that "bus_addr" is
> the physical address a *CPU* would use to access the region, and
> "device_addr" is the bus address the *device* would use to address the
> region.
> 
> Rename "bus_addr" to "phys_addr" and change its type to phys_addr_t.

Isn't this going to cause problems with the callers of this function?
You aren't changing them...

greg k-h
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