Re: [PATCH 1/5] Documentation/kcov: Include types.h in the example.

From: Dmitry Vyukov
Date: Fri Sep 17 2021 - 10:35:11 EST


On Mon, 30 Aug 2021 at 19:26, Sebastian Andrzej Siewior
<bigeasy@xxxxxxxxxxxxx> wrote:
>
> The first example code has includes at the top, the following two
> example share that part. The last example (remote coverage collection)
> requires the linux/types.h header file due its __aligned_u64 usage.
>
> Add the linux/types.h to the top most example and a comment that the
> header files from above are required as it is done in the second
> example.
>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>

Acked-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>


> ---
> Documentation/dev-tools/kcov.rst | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/dev-tools/kcov.rst b/Documentation/dev-tools/kcov.rst
> index d2c4c27e1702d..347f3b6de8d40 100644
> --- a/Documentation/dev-tools/kcov.rst
> +++ b/Documentation/dev-tools/kcov.rst
> @@ -50,6 +50,7 @@ The following program demonstrates coverage collection from within a test
> #include <sys/mman.h>
> #include <unistd.h>
> #include <fcntl.h>
> + #include <linux/types.h>
>
> #define KCOV_INIT_TRACE _IOR('c', 1, unsigned long)
> #define KCOV_ENABLE _IO('c', 100)
> @@ -251,6 +252,8 @@ selectively from different subsystems.
>
> .. code-block:: c
>
> + /* Same includes and defines as above. */
> +
> struct kcov_remote_arg {
> __u32 trace_mode;
> __u32 area_size;
> --
> 2.33.0
>