[Intel-gfx] [PATCH 05/22] drm/i915: Pin the pages first in shmem prepare read/write

[Chris Wilson]

On Tue, Aug 16, 2016 at 02:57:15PM +0300, Joonas Lahtinen wrote:
> On ti, 2016-08-16 at 11:42 +0100, Chris Wilson wrote:
> > @@ -622,6 +622,12 @@ int i915_gem_obj_prepare_shmem_read(struct drm_i915_gem_object *obj,
> >  	if (ret)
> >  		return ret;
> >  
> > +	ret = i915_gem_object_get_pages(obj);
> > +	if (ret)
> > +		return ret;
> > +
> > +	i915_gem_object_pin_pages(obj);
> 
> The pin_pages function is now mustcheck (or I'm lost between series),
> so;

We haven't yet applied the get/pin pages API changes yet.

I've penciled those in for later when splitting out a lock for the
backing storage. Other people may want the changes earlier?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre