Re: [PATCH i-g-t v2] tests/intel/gem_lmem_swapping: Avoid false failures from oom-killer

[Krzysztof Karas]

Hi Janusz,

[...]

> +             FILE *printk = fopen("/proc/sys/kernel/printk", "r+");
> +             int console_log_level, default_log_level;
> +             unsigned int i;
> +
> +             if (!igt_debug_on(!printk)) {
> +                     if (!igt_debug_on(fscanf(printk, "%d %d",
> +                                              &console_log_level,
> +                                              &default_log_level) != 2) &&
> +                         default_log_level < 6) {
> +                             rewind(printk);
> +                             igt_debug_on(fprintf(printk, "%d 6",
> +                                                  console_log_level) != 3);
Will this not erase the remaining two values held in printk
file? I mean "minimmum" and "boot-time-default".

> +                     } else {
> +                             fclose(printk);
> +                             printk = NULL;
> +                     }
> +             }
> +
> +             for (i = 0; i < regions->num_regions; i++) {
> +                     region = &regions->regions[i];
> +                     if (region->region.memory_class == 
> I915_MEMORY_CLASS_DEVICE)
> +                             igt_dynamic_f("lmem%u", 
> region->region.memory_instance)
> +                                     test_smem_oom(i915, ctx, region);
> +             }
> +
> +             if (printk) {
> +                     rewind(printk);
> +                     igt_debug_on(fprintf(printk, "%d %d",
> +                                          console_log_level,
> +                                          default_log_level) != 3);
> +                     fclose(printk);
> +             }
> +     }
>  
>       igt_fixture() {
>               intel_allocator_multiprocess_stop();
> -- 
> 2.52.0
> 

-- 
Best Regards,
Krzysztof