Quoting Chris Wilson (2018-04-12 14:57:42) > Quoting Mika Kuoppala (2018-04-12 14:52:37) > > Read ordering on cpu can be out of order and speculative. > > If it didn't include a barrier to prevent compiler mispeculation. rmb() > only applies to other CPU cores and not the GPU so this is entirely > hocus.
Or think of it in terms checkpatch will ask you, where is the corresponding wmb()? -Chris _______________________________________________ Intel-gfx mailing list Intelemail@example.com https://lists.freedesktop.org/mailman/listinfo/intel-gfx