[PATCH 10/10] drm/i915: use stolen_usable_size for the range sanity check
Matthew Auld
matthew.auld at intel.com
Wed Dec 6 13:20:19 UTC 2017
In i915_pages_create_for_stolen it probably makes more sense to check if
the range overflows the stolen_usable_size, since stolen_size will
also include the reserved portion which we can't touch.
Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
drivers/gpu/drm/i915/i915_gem_stolen.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c
index fbdc72ca3987..dd0d9e748163 100644
--- a/drivers/gpu/drm/i915/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
@@ -429,8 +429,7 @@ i915_pages_create_for_stolen(struct drm_device *dev,
struct sg_table *st;
struct scatterlist *sg;
- GEM_BUG_ON(range_overflows_t(resource_size_t, offset, size,
- resource_size(&dev_priv->dsm)));
+ GEM_BUG_ON(range_overflows(offset, size, dev_priv->stolen_usable_size));
/* We hide that we have no struct page backing our stolen object
* by wrapping the contiguous physical allocation with a fake
--
2.14.3
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