[igt-dev] [CI 2/8] tests/perf: Simplify generic read/write, use sysfs helpers

[Chris Wilson]

Quoting Michał Winiarski (2019-03-14 12:50:44)
>  static void
> -write_u64_file(const char *file, uint64_t val)
> +write_u64_file(const char *path, uint64_t val)
>  {
> -       char buf[32];
> -       int fd, len, ret;
> +       FILE *f;
>  
> -       fd = open(file, O_WRONLY);
> -       igt_assert(fd >= 0);
> +       f = fopen(path, "r");

"w"!
-Chris