[Intel-gfx] [PATCH] drm/i915: Advance seqno upon reseting the GPU following a hang

[Chris Wilson]

On Mon, May 13, 2013 at 04:10:18PM +0300, Mika Kuoppala wrote:
> Chris Wilson <chris at chris-wilson.co.uk> writes:
> > +
> > +	intel_ring_init_seqno(ring, seqno);
> > +	for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++)
> > +		ring->sync_seqno[i] = 0;
> >  }
> 
> I remember pondering about resetting sync_seqno's
> inside intel_ring_init_seqno(). Is there reason
> not to?

Not a strong one. Conceptually the ring->sync_seqno[] belong to the other
rings, so I felt it was clumsy for intel_ring_init_seqno() to falsely
claim ownership and reset its own sync_seqno. But I think we can
refactor away those qualms with a comment.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre