[Mesa-dev] [PATCH 02/13] i965: Keep track of whether LRI is allowed in the context struct.

[Chris Wilson]

On Mon, Sep 07, 2015 at 05:21:53PM +0300, Francisco Jerez wrote:
> I'm sure you had some specific practical advantage in mind?  Bashing the
> rather sensitive L3 configuration registers to see if something sticks
> is a hack with potential implications.  I'd prefer to avoid that unless
> there is a reason why it could be useful.

It prevents an incorrect assumption about kernel ABI. The cost of which
is seeing whether you know how to program registers correctly from the
ring.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre