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-rw-r--r--src/i830_uxa.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/i830_uxa.c b/src/i830_uxa.c
index c05d4d6f..28a19cbe 100644
--- a/src/i830_uxa.c
+++ b/src/i830_uxa.c
@@ -613,14 +613,17 @@ i830_uxa_create_pixmap (ScreenPtr screen, int w, int h, int depth, unsigned usag
pitch_align);
if (tiling == I915_TILING_NONE) {
- size = stride * h;
+ /* Round the height up so that the GPU's access to a 2x2 aligned
+ * subspan doesn't address an invalid page offset beyond the
+ * end of the GTT.
+ */
+ size = stride * ALIGN(h, 2);
} else {
int aligned_h = h;
if (tiling == I915_TILING_X)
aligned_h = ALIGN(h, 8);
else
aligned_h = ALIGN(h, 32);
- assert(aligned_h >= h);
stride = i830_get_fence_pitch(i830, stride, tiling);
/* Round the object up to the size of the fence it will live in