[PATCH i-g-t] tests/kms_atomic: fix musl compilation

[Juha-Pekka Heikkila]

Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>

On 4.3.2024 18.43, Kamil Konieczny wrote:
> On musl there is already defined PAGE_SIZE and it is casing
> compilation error:
> 
> ../tests/kms_atomic.c: In function 'crtc_invalid_params_fence'
> ../tests/kms_atomic.c:893:25: error: expected identifier or '(' before numeric constant
>    893 |         const ptrdiff_t PAGE_SIZE = sysconf(_SC_PAGE_SIZE);
> 
> Change this variable name in order to fix it.
> 
> Link: https://gitlab.freedesktop.org/drm/igt-gpu-tools/-/issues/138
> Signed-off-by: Kamil Konieczny <kamil.konieczny at linux.intel.com>
> ---
>   tests/kms_atomic.c | 14 +++++++-------
>   1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/tests/kms_atomic.c b/tests/kms_atomic.c
> index 96cd58571..489b0d709 100644
> --- a/tests/kms_atomic.c
> +++ b/tests/kms_atomic.c
> @@ -890,7 +890,7 @@ static void crtc_invalid_params_fence(data_t *data, igt_output_t *output)
>   {
>   	int timeline, fence_fd;
>   	void *map;
> -	const ptrdiff_t PAGE_SIZE = sysconf(_SC_PAGE_SIZE);
> +	const ptrdiff_t page_size = sysconf(_SC_PAGE_SIZE);
>   	uint64_t old_mode_id = data->pipe->values[IGT_CRTC_MODE_ID];
>   
>   	igt_require_sw_sync();
> @@ -898,28 +898,28 @@ static void crtc_invalid_params_fence(data_t *data, igt_output_t *output)
>   	timeline = sw_sync_timeline_create();
>   
>   	/* invalid out_fence_ptr */
> -	map = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
> +	map = mmap(NULL, page_size, PROT_READ, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
>   	igt_assert(map != MAP_FAILED);
>   
>   	igt_pipe_obj_set_prop_value(data->pipe, IGT_CRTC_OUT_FENCE_PTR, (ptrdiff_t)map);
>   	crtc_commit_atomic_err(data->pipe, data->primary, ATOMIC_RELAX_NONE, EFAULT);
> -	munmap(map, PAGE_SIZE);
> +	munmap(map, page_size);
>   
>   	/* invalid out_fence_ptr */
> -	map = mmap(NULL, PAGE_SIZE, PROT_EXEC, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
> +	map = mmap(NULL, page_size, PROT_EXEC, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
>   	igt_assert(map != MAP_FAILED);
>   
>   	igt_pipe_obj_set_prop_value(data->pipe, IGT_CRTC_OUT_FENCE_PTR, (ptrdiff_t)map);
>   	crtc_commit_atomic_err(data->pipe, data->primary, ATOMIC_RELAX_NONE, EFAULT);
> -	munmap(map, PAGE_SIZE);
> +	munmap(map, page_size);
>   
>   	/* invalid out_fence_ptr */
> -	map = mmap(NULL, PAGE_SIZE, PROT_NONE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
> +	map = mmap(NULL, page_size, PROT_NONE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
>   	igt_assert(map != MAP_FAILED);
>   
>   	igt_pipe_obj_set_prop_value(data->pipe, IGT_CRTC_OUT_FENCE_PTR, (ptrdiff_t)map);
>   	crtc_commit_atomic_err(data->pipe, data->primary, ATOMIC_RELAX_NONE, EFAULT);
> -	munmap(map, PAGE_SIZE);
> +	munmap(map, page_size);
>   
>   	/* valid in fence but not allowed prop on crtc */
>   	fence_fd = sw_sync_timeline_create_fence(timeline, 1);