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drm/i915/selftests: Check for has-reset before testing hostile contexts 

In order to kill off a hostile context, we need to be able to reset the
GPU. So check that is supported prior to beginning the test.

Reported-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200402205839.25065-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2020-04-02 21:58:39 +01:00
parent 89ff76bf9b
commit 98d513167f
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/gt/selftest_lrc.c
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@ -2046,6 +2046,9 @@ static int __cancel_hostile(struct live_preempt_cancel *arg)
if (!IS_ACTIVE(CONFIG_DRM_I915_PREEMPT_TIMEOUT))
return 0;
if (!intel_has_reset_engine(arg->engine->gt))
return 0;
GEM_TRACE("%s(%s)\n", __func__, arg->engine->name);
rq = spinner_create_request(&arg->a.spin,
arg->a.ctx, arg->engine,