On Wed, Mar 20, 2019 at 12:37 AM Jerin Jacob Kollanukkaran < jer...@marvell.com> wrote:
> On Tue, 2019-03-19 at 15:12 +0800, Xiaolong Ye wrote: > > When create rte_mempool, flags can be parsed from command line. > > Now, it is possible for testpmd to create a af_xdp friendly > > mempool (which enable zero copy). > > > > Signed-off-by: Qi Zhang <qi.z.zh...@intel.com> > > Signed-off-by: Xiaolong Ye <xiaolong...@intel.com> > > --- > > app/test-pmd/parameters.c | 12 ++++++++++++ > > app/test-pmd/testpmd.c | 17 ++++++++++------- > > app/test-pmd/testpmd.h | 1 + > > doc/guides/testpmd_app_ug/run_app.rst | 4 ++++ > > If I understand it correctly, The user needs to change all the > application in order to avail zero copy feature of XDP. > > If so, > > How about creating wrapper mempool driver for xdp at drivers/mempool/? > and mempool's best mempool feature to select the required mempool > driver for XDP at runtime without changing the apps. > > see rte_mbuf_best_mempool_ops() > see struct eth_dev_ops::pool_ops_supported > Glab to read this, I was under the same impression :-) -- David Marchand
