[Intel-gfx] [PATCH 2/2] drm/i915/selftests: Exercise cross-process context isolation

[Chris Wilson]

Quoting Chris Wilson (2021-01-14 09:26:39)
> +       rq = record_registers(A, a, result[0], result[1], false, &sema);
> +       if (IS_ERR(rq)) {
> +               err = PTR_ERR(rq);
> +               goto err_result1;
> +       }
> +
> +       err = poison_registers(B, a, poison, false, &sema);

Hmm. Will want to add a synchronisation pointer before poisoning the
registers, we want to make sure context A is active at the time.
-Chris