On Wed, 2019-06-12 at 12:18 +0200, Paolo Abeni wrote: > We can avoid another indirect call per packet wrapping the rx > handler call with the proper helper. > > To ensure that even the last listed direct call experience > measurable gain, despite the additional conditionals we must > traverse before reaching it, I tested reversing the order of the > listed options, with performance differences below noise level. > > Together with the previous indirect call patch, this gives > ~6% performance improvement in raw UDP tput. > > v2 -> v3: > - use only the direct calls always available regardless of > the mlx5 build options > - drop the direct call list macro, to keep the code as simple > as possible for future rework > > v1 -> v2: > - update the direct call list and use a macro to define it, > as per Saeed suggestion. An intermediated additional > macro is needed to allow arg list expansion > > Signed-off-by: Paolo Abeni <pab...@redhat.com> >
Acked-by: Saeed Mahameed <sae...@mellanox.com>
