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drm/i915: Drain any freed objects prior to hibernation 

As we call into the shrinker during freeze, we may have freed more
objects since we idled during i915_gem_suspend. Make sure we flush the
i915_gem_free_objects worker prior to saving the unwanted pages into the
hibernation image.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170407102552.5781-2-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
This commit is contained in:
Chris Wilson 2017-04-07 11:25:50 +01:00
parent d0aa301ae5
commit 17b93c40e7
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/i915/i915_gem.c
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@ -4896,6 +4896,7 @@ int i915_gem_freeze_late(struct drm_i915_private *dev_priv)
*/
i915_gem_shrink(dev_priv, -1UL, I915_SHRINK_UNBOUND);
i915_gem_drain_freed_objects(dev_priv);
mutex_lock(&dev_priv->drm.struct_mutex);
for (p = phases; *p; p++) {