[PATCH i-g-t v2 2/2] tests/intel/xe_eu_stall: Check if observation_paranoid file is present

[Dixit, Ashutosh]

On Fri, 25 Apr 2025 00:21:18 -0700, Harish Chegondi wrote:
>
> Add a check for the presence of /proc/sys/dev/xe/observation_paranoid
> file.

Thanks for the patches, I went ahead and merged this series.

>
> Reviewed-by: Ashutosh Dixit <ashutosh.dixit at intel.com>
> Signed-off-by: Harish Chegondi <harish.chegondi at intel.com>
> ---
>  tests/intel/xe_eu_stall.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/tests/intel/xe_eu_stall.c b/tests/intel/xe_eu_stall.c
> index b48236425..411c30871 100644
> --- a/tests/intel/xe_eu_stall.c
> +++ b/tests/intel/xe_eu_stall.c
> @@ -39,6 +39,7 @@
>  #include <fcntl.h>
>  #include <poll.h>
>  #include <sys/ioctl.h>
> +#include <sys/stat.h>
>  #include <sys/wait.h>
>
>  #include "igt.h"
> @@ -645,6 +646,7 @@ igt_main_args("e:g:o:r:u:w:", long_options, help_str, opt_handler, NULL)
>  {
>	int drm_fd;
>	uint32_t devid;
> +	struct stat sb;
>	bool blocking_read = true;
>
>	igt_fixture {
> @@ -653,6 +655,7 @@ igt_main_args("e:g:o:r:u:w:", long_options, help_str, opt_handler, NULL)
>		devid = intel_get_drm_devid(drm_fd);
>		igt_require(IS_PONTEVECCHIO(devid) || intel_graphics_ver(devid) >= IP_VER(20, 0));
>		igt_require_f(igt_get_gpgpu_fillfunc(devid), "no gpgpu-fill function\n");
> +		igt_require_f(!stat(OBSERVATION_PARANOID, &sb), "no observation_paranoid file\n");
>		if (output_file) {
>			output = fopen(output_file, "w");
>			igt_require(output);
> --
> 2.48.1
>