drm/i915: object size needs to be u64
authorMichel Thierry <michel.thierry@intel.com>
Wed, 29 Jul 2015 16:23:58 +0000 (17:23 +0100)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 14 Aug 2015 16:16:26 +0000 (18:16 +0200)
In a 48b world, users can try to allocate buffers bigger than 4GB; in
these cases it is important that size is a 64b variable.

v2: Drop the warning about bind with size 0, it shouldn't happen anyway.
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_gem.c

index 84f91bcc12f7946de23d71632cd3fbf66f62312e..73293b48721743c12a11fbced1d59f7aa36fe56e 100644 (file)
@@ -3355,7 +3355,8 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
 {
        struct drm_device *dev = obj->base.dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
-       u32 size, fence_size, fence_alignment, unfenced_alignment;
+       u32 fence_alignment, unfenced_alignment;
+       u64 size, fence_size;
        u64 start =
                flags & PIN_OFFSET_BIAS ? flags & PIN_OFFSET_MASK : 0;
        u64 end =
@@ -3414,7 +3415,7 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
         * attempt to find space.
         */
        if (size > end) {
-               DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%u > %s aperture=%llu\n",
+               DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%llu > %s aperture=%llu\n",
                          ggtt_view ? ggtt_view->type : 0,
                          size,
                          flags & PIN_MAPPABLE ? "mappable" : "total",
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