[Intel-gfx] [PATCH 7/7] drm/i915: add i915_get_reset_stats_ioctl

[Ben Widawsky]

On Wed, Jul 03, 2013 at 10:41:11PM +0100, Chris Wilson wrote:
> On Wed, Jul 03, 2013 at 02:23:23PM -0700, Ben Widawsky wrote:
> > On Wed, Jul 03, 2013 at 04:14:31PM +0100, Chris Wilson wrote:
> > > Ben, will we be informing userspace about the ABI change?
> > 
> > Hmm. I'm not convinced we ever want to reset the default context stats.
> 
> I meant: will userspace be able to find out that the kernel now uses
> per-fd default contexts. i.e. will I know if the kernel will
> automatically allocate me a separate context and switch every time my
> batches execute?
> -Chris
> 
> -- 
> Chris Wilson, Intel Open Source Technology Centre

Yes. It won't be a requirement for mesa to know, but since I want to
kill aliasing ppgtt as much as possible, I intend to update getparam to
both set 0 to aliasing, and a new one for ppgtt. 



-- 
Ben Widawsky, Intel Open Source Technology Center