[Intel-gfx] [PATCH] drm/i915: Replace global bsd_dispatch_index with random seed

[Joonas Lahtinen]

Quoting Chris Wilson (2019-08-08 12:27:48)
> We keep a global seed for the legacy BSD round-robin selector, but in
> our testing of multiple simultaneous client workloads, a random seed
> spreads the load more evenly. (As even as an initial round-robin selector
> can be!)

A sentence could be added about the test scenario.

> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas