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yaml
---
r: 209735
b: refs/heads/master
c: 7d1c480
h: refs/heads/master
i:
  209733: c693ce6
  209731: dba7c67
  209727: 7be41f7
v: v3
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Chris Wilson authored and Eric Anholt committed Aug 9, 2010
1 parent f91aa8d commit 80ef256
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Showing 2 changed files with 18 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: cd377ea93f34cbd6ec49c868b66a5a7ab184775c
refs/heads/master: 7d1c4804ae98cdee572d7d10d8a5deaa2e686285
17 changes: 17 additions & 0 deletions trunk/drivers/gpu/drm/i915/i915_gem.c
Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,14 @@ static void i915_gem_free_object_tail(struct drm_gem_object *obj);
static LIST_HEAD(shrink_list);
static DEFINE_SPINLOCK(shrink_list_lock);

static inline bool
i915_gem_object_is_inactive(struct drm_i915_gem_object *obj_priv)
{
return obj_priv->gtt_space &&
!obj_priv->active &&
obj_priv->pin_count == 0;
}

int i915_gem_do_init(struct drm_device *dev, unsigned long start,
unsigned long end)
{
Expand Down Expand Up @@ -1036,6 +1044,11 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
ret = i915_gem_object_set_to_cpu_domain(obj, write_domain != 0);
}


/* Maintain LRU order of "inactive" objects */
if (ret == 0 && i915_gem_object_is_inactive(obj_priv))
list_move_tail(&obj_priv->list, &dev_priv->mm.inactive_list);

drm_gem_object_unreference(obj);
mutex_unlock(&dev->struct_mutex);
return ret;
Expand Down Expand Up @@ -1137,6 +1150,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
{
struct drm_gem_object *obj = vma->vm_private_data;
struct drm_device *dev = obj->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv = to_intel_bo(obj);
pgoff_t page_offset;
unsigned long pfn;
Expand Down Expand Up @@ -1166,6 +1180,9 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
goto unlock;
}

if (i915_gem_object_is_inactive(obj_priv))
list_move_tail(&obj_priv->list, &dev_priv->mm.inactive_list);

pfn = ((dev->agp->base + obj_priv->gtt_offset) >> PAGE_SHIFT) +
page_offset;

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