[Intel-gfx] [PATCH 2/2] drm/i915: Unbind all vmas whose new cache_level doesn't agree with the neighbours

Daniel Vetter daniel at ffwll.ch
Thu Mar 13 12:22:59 CET 2014


On Wed, Mar 12, 2014 at 07:32:27PM +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> When we change the cache_level for an object we need to make sure
> we don't put differing types of snoopable memory too close to each
> other on non-LLC machines.
> 
> Currently i915_gem_object_set_cache_level() will stop looking when
> it finds just one vma that has such a conflict. Drop the bogus break
> statement to make sure it will unbind all vmas which need to be moved
> around to avoid the conflict.
> 
> I suppose this is a theoretical issue as currently we don't enable
> ppgtt on non-LLC machines, so each object can only have one vma.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Both patches merged, thanks.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



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