On Wed, Nov 16, 2016 at 05:20:30PM +0200, Mika Kuoppala wrote:
> - ring_hung = engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG;
> - if (engine->hangcheck.seqno != intel_engine_get_seqno(engine))
> + ring_hung = engine->hangcheck.stall;
> + if (engine->hangcheck.seqno != intel_engine_get_seqno(engine)) {
> + if (ring_hung)
> + DRM_ERROR("%s pardoned due to progress after hangcheck %x vs %x\n",
> + engine->name,
> + engine->hangcheck.seqno,
> + intel_engine_get_seqno(engine));
> +
Is this worth alarming the user over? We recover gracefully either way.
DRM_DEBUG_DRIVER("pardoned, was guilty? %s\n", yesno(ring_hung));
> ring_hung = false;
> + }
>
> i915_set_reset_status(request->ctx, ring_hung);
> if (!ring_hung)
> diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.c b/drivers/gpu/drm/i915/i915_gem_timeline.c
> index bf8a471..348b0f2 100644
> --- a/drivers/gpu/drm/i915/i915_gem_timeline.c
> +++ b/drivers/gpu/drm/i915/i915_gem_timeline.c
> @@ -24,6 +24,15 @@
>
> #include "i915_drv.h"
>
> +static void i915_gem_timeline_retire(struct i915_gem_active *active,
> + struct drm_i915_gem_request *request)
> +{
> + struct intel_timeline *tl =
> + container_of(active, typeof(*tl), last_request);
> +
> + tl->last_retire_timestamp = jiffies;
Make this a separate patch. last_retired_timestamp to match
last_submitted_seqno. Maybe worth adding last_submitted_timestamp as
well for debug purposes.
I guess we are missing a debugfs/i915_gem_timelines
Some grumbling, but nothing stands out in this patch.
So with the couple of points above,
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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