Re: [PATCH 04/11] ia64: make dma_cache_sync a no-op

From: 'Christoph Hellwig'
Date: Wed Oct 04 2017 - 05:06:39 EST

On Wed, Oct 04, 2017 at 08:59:24AM +0000, David Laight wrote:
> Are you sure about this one?

Yes. And if you are not you haven't read either of the cover letter,
the DMA-API documentation, or the reply from Thomas to your mail