v2: Move the commit description into the patch itself.
Signed-off-by: Tobias Jakobi <tjakobi at math.uni-bielefeld.de>
---
 tests/exynos/exynos_fimg2d_test.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tests/exynos/exynos_fimg2d_test.c 
b/tests/exynos/exynos_fimg2d_test.c
index aa140e5..55d2970 100644
--- a/tests/exynos/exynos_fimg2d_test.c
+++ b/tests/exynos/exynos_fimg2d_test.c
@@ -788,11 +788,19 @@ int main(int argc, char **argv)

        getchar();

+  /* The blend test uses the userptr functionality of exynos-drm, which     *
+   * is currently not safe to use. If the kernel hasn't been build with     *
+   * exynos-iommu support, then the blend test is going to produce (kernel) *
+   * memory corruption, eventually leading to a system crash.               *
+   *                                                                        *
+   * Disable the test for now, until the kernel code has been sanitized.    */
+#if 0
        ret  = test_case.blend(dev, src, bo, G2D_IMGBUF_USERPTR);
        if (ret < 0)
                fprintf(stderr, "failed to test blend operation.\n");

        getchar();
+#endif

 err_free_src:
        if (src)
-- 
2.0.5

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