Hi, On 02/11/2015 10:39 AM, Tobias Jakobi wrote: > Hello Joonyoung! > > Joonyoung Shim wrote: >> Hi, >> >> On 02/03/2015 10:53 PM, Tobias Jakobi wrote: >>> 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. >>> >>> Signed-off-by: Tobias Jakobi <tjakobi at math.uni-bielefeld.de> >>> --- >>> tests/exynos/exynos_fimg2d_test.c | 2 ++ >>> 1 file changed, 2 insertions(+) >>> >>> diff --git a/tests/exynos/exynos_fimg2d_test.c >>> b/tests/exynos/exynos_fimg2d_test.c >>> index aa140e5..48dfe97 100644 >>> --- a/tests/exynos/exynos_fimg2d_test.c >>> +++ b/tests/exynos/exynos_fimg2d_test.c >>> @@ -788,11 +788,13 @@ int main(int argc, char **argv) >>> >>> getchar(); >>> >>> +#if 0 >> >> How about add some comments about why need disable? > You mean the current patch description is not enough, or that I should > put that description also in the sourcecode? >
I mean just to add on source code, if anyone meets #if 0 without any comments, he will have question. Thanks.