On Fri, Jan 31, 2014 at 01:04:21PM +0200, Mika Kuoppala wrote: > There are quite alot of nasty things happening inside the > seemingly bening intel_ring_begin() if seqno wrap happens. > Warn the reader about it. > > Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_ringbuffer.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c > index d897a19..f99e2ae 100644 > --- a/drivers/gpu/drm/i915/intel_ringbuffer.c > +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c > @@ -727,7 +727,13 @@ gen6_ring_sync(struct intel_ring_buffer *waiter, > if (ret) > return ret; > > - /* If seqno wrap happened, omit the wait with no-ops */ /* If the seqno have wrapped and so reset, omit the wait with no-ops. */ -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
