drm/i915/selftests/blt: add some kthreads into the mix

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We can be more aggressive in our testing by launching a number of
kthreads, where each is submitting its own copy or fill batches on a set
of random sized objects. Also since the underlying fill and copy batches
can be pre-empted mid-batch(for particularly large objects), throw in a
random mixture of ctx priorities per thread to make pre-emption a
possibility.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191025172511.25742-1-matthew.auld@intel.com

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Matthew Auld 2019-10-25 18:25:11 +01:00 • committed by Chris Wilson

parent dd158d71a0

commit 0e99f939f0

1 changed files with 153 additions and 25 deletions

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drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c

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