Re: [PATCHv2 1/5] mm: add coherence API for DMA to vmalloc/vmap areas

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On Wed, Dec 23, 2009 at 03:22:21PM -0600, James Bottomley wrote:
> +
> +  void flush_kernel_vmap_range(void *vaddr, int size)
> +       flushes the kernel cache for a given virtual address range in
> +       the vmap area.  This API makes sure that and data the kernel

  	      	   	       	   	      	^^^ code and data?

> +  void invalidate_kernel_vmap_range(void *vaddr, int size)
> +       invalidates the kernel cache for a given virtual address range
> +       in the vmap area.  This API is designed to make sure that while
> +       I/O went on to an address range in the vmap area, the processor
> +       didn't speculate cache reads and thus make the cache over the
> +       virtual address stale.
> +

Could this sentence be reworked a little? I find the "over the virtual
address" part a little difficult to parse.
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