Re: [PATCH i-g-t v3] tests/gem_ringfill: Add {render, blitter}-forked-1 subtests.

Chris Wilson
2015-06-29T10:42:37Z

On Fri, Jun 26, 2015 at 02:52:34PM +0300, Joonas Lahtinen wrote:
> Add forking subtests to gem_ringfill. Tests cause consistent GPU
> hangs on SKL.
>
> v2: Removed noop parts.
> v3:
> - Allow executing the tests in order too (Chris Wilson).
> - Rename the tests to -forked-1
>
> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89959

I extended the test to cover the forked-N case and found that we shared
the first batch handle (due to creating the intel_batch_buffer in the
parent). Fixed that up and pushed, hopefully it still causes SKL to die
horribly.
-Chris

--
Chris Wilson, Intel Open Source Technology Centre