[PATCH 04/15] tests/exynos: disable the G2D userptr/blend test

Tobias Jakobi tjakobi at math.uni-bielefeld.de
Tue Feb 10 17:39:32 PST 2015


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?


With best wishes,
Tobias




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