[Intel-gfx] [PATCH v12 4/4] drm/i915/perf: enable filtering on multiple contexts

[Chris Wilson]

Quoting Lionel Landwerlin (2020-05-04 12:12:49)
> Add 2 new properties to the i915-perf open ioctl to specify an array
> of GEM context handles as well as the length of the array.
> 
> This can be used by drivers using multiple GEM contexts to implement a
> single GL context.
> 
> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
> Link: https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4464

>From what I recall of the tests, the API extension looked reasonable.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris