[Mesa-dev] [PATCH 3/4] i965: Issue performance warnings for program cache related stalls.

Chris Wilson chris at chris-wilson.co.uk
Fri Sep 26 08:41:14 PDT 2014

On Fri, Sep 26, 2014 at 08:36:39AM -0700, Kristian Høgsberg wrote:
> On Fri, Aug 29, 2014 at 11:10:49PM -0700, Kenneth Graunke wrote:
> > We don't really want extra buffer copying or stalls when mapping,
> > so it'd be nice to know when it's happening.
> > 
> > Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
> Reviewed-by: Kristian Høgsberg <krh at bitplanet.net>

This warns if the the program cache is currently being read by the GPU
(expected) but a read-read (as used here) does not incur a stall.

Chris Wilson, Intel Open Source Technology Centre

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