Otherwise QA will report this as a real hang when running igt ZZ_missed_irq.
v2: Actually test the right stuff and really shut up the DRM_ERROR output ... Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70747 Tested-by: lu hua <huax...@intel.com> Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch> --- drivers/gpu/drm/i915/i915_irq.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 1a7dc7754e2f..68936da7c25d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2258,8 +2258,12 @@ static void i915_hangcheck_elapsed(unsigned long data) if (waitqueue_active(&ring->irq_queue)) { /* Issue a wake-up to catch stuck h/w. */ if (!test_and_set_bit(ring->id, &dev_priv->gpu_error.missed_irq_rings)) { - DRM_ERROR("Hangcheck timer elapsed... %s idle\n", - ring->name); + if (!(dev_priv->gpu_error.test_irq_rings & intel_ring_flag(ring))) + DRM_ERROR("Hangcheck timer elapsed... %s idle\n", + ring->name); + else + DRM_INFO("Fake missed irq on %s\n", + ring->name); wake_up_all(&ring->irq_queue); } /* Safeguard against driver failure */ -- 1.8.4.rc3 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
