On Tue, Aug 12, 2014 at 09:56:11AM -0700, Olav Haugan wrote:
> On 8/12/2014 3:48 AM, Rob Clark wrote:
> > iirc, one plan for 'flags' was some sort of DONT_FLUSH_TLB flag for
> > drivers which wanted to map/unmap N buffers with a single flush at the
> > end. There might have been some other usages envisioned.
>
> Yes, that was the original intent of the flags for now. I am sure we can
> find other uses for this in the future.
Do you have anything else in mind already besides the DONT_FLUSH_TLB
flag?
How is the IOTLB supposed to be flushed when this flag is used?
Joerg
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