Currently we have race between request->list addition and hangcheck inspecting that list. It leads to hangcheck concluding that ring is idle, even if its not.
Demote the error to a info message until the issue with race is fixed. References: https://bugs.freedesktop.org/show_bug.cgi?id=89493 References: http://lists.freedesktop.org/archives/intel-gfx/2015-February/060545.html Signed-off-by: Mika Kuoppala <[email protected]> --- drivers/gpu/drm/i915/i915_irq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 9da955e..b0fec20 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2925,8 +2925,8 @@ static void i915_hangcheck_elapsed(struct work_struct *work) /* Issue a wake-up to catch stuck h/w. */ if (!test_and_set_bit(ring->id, &dev_priv->gpu_error.missed_irq_rings)) { if (!(dev_priv->gpu_error.test_irq_rings & intel_ring_flag(ring))) - DRM_ERROR("Hangcheck timer elapsed... %s idle\n", - ring->name); + DRM_INFO("Hangcheck timer elapsed... %s idle\n", + ring->name); else DRM_INFO("Fake missed irq on %s\n", ring->name); -- 1.9.1 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
