Re: [PATCH] selftests/android/ion: Makefile: fix build error

[Laura Abbott]

On 03/08/2018 06:37 AM, Anders Roxell wrote:
> Fails to build iomap_test.c due to missing include
>
> gcc  -I. -I../../../../../drivers/staging/android/uapi/ -Wall -O2 -g
> ionmap_test.c ipcsocket.c ionutils.c   -o ionmap_test
> ionmap_test.c:12:27: fatal error: linux/dma-buf.h: No such file or
> directory
>   #include <linux/dma-buf.h>
>                             ^
> compilation terminated.
> <builtin>: recipe for target 'ionmap_test' failed
> make[2]: *** [ionmap_test] Error 1
>
> In the current code, we add a new -I ../../../../../usr/include/ to the
> INCLUDEDIR variable. Also add ionmap_test to the .gitignore file.
> > Fixes: ac93f7046a53 ("selftests: ion: Add simple test with the vgem driver")

Where is this hash from? It's not in Linus' master branch.
Are the /usr/include header properly sanitized, if so that's nice
because there's been debates before about how best to pick up
the sanitized headers. I see that used several other places
around self-tests too. Anyway, you can add

Acked-by: Laura Abbott <labbott@xxxxxxxxxx>

Thanks,
Laura

> Signed-off-by: Anders Roxell <anders.roxell@xxxxxxxxxx>
> ---
>   tools/testing/selftests/android/ion/.gitignore | 1 +
>   tools/testing/selftests/android/ion/Makefile   | 2 +-
>   2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/android/ion/.gitignore b/tools/testing/selftests/android/ion/.gitignore
> index 67e6f391b2a9..95e8f4561474 100644
> --- a/tools/testing/selftests/android/ion/.gitignore
> +++ b/tools/testing/selftests/android/ion/.gitignore
> @@ -1,2 +1,3 @@
>   ionapp_export
>   ionapp_import
> +ionmap_test
> diff --git a/tools/testing/selftests/android/ion/Makefile b/tools/testing/selftests/android/ion/Makefile
> index d23b6d537d8b..e03695287f76 100644
> --- a/tools/testing/selftests/android/ion/Makefile
> +++ b/tools/testing/selftests/android/ion/Makefile
> @@ -1,5 +1,5 @@
>   
> -INCLUDEDIR := -I. -I../../../../../drivers/staging/android/uapi/
> +INCLUDEDIR := -I. -I../../../../../drivers/staging/android/uapi/ -I../../../../../usr/include/
>   CFLAGS := $(CFLAGS) $(INCLUDEDIR) -Wall -O2 -g
>   
>   TEST_GEN_FILES := ionapp_export ionapp_import ionmap_test