[dpdk-dev] [PATCH v6 0/5] new mlx4 datapath bypassing ibverbs

[Adrien Mazarguil]

On Tue, Oct 24, 2017 at 11:55:42AM +0200, Nélio Laranjeiro wrote:
> Hi,
> 
> On Tue, Oct 24, 2017 at 02:19:51PM +0530, gowrishankar muthukrishnan wrote:
> > On Tuesday 24 October 2017 11:59 AM, gowrishankar muthukrishnan wrote:
> > > Hi Adrien,
> > > I am trying to compile mlx4 (and later to try mlx5) pmd in RHEL 7.4
> > > (ppc64le) without Mellanox OFED,
> > > using current master (which has below patch series).
> > > 
> > > As I do so, I hit with below compile error:
> > > 
> > >   dpdk/drivers/net/mlx4/mlx4.c:53:31: fatal error: infiniband/mlx4dv.h:
> > > No such file or directory
> > >    #include <infiniband/mlx4dv.h>
> > >                                  ^
> > >   compilation terminated.
> > >   make[6]: *** [mlx4.o] Error 1
> > > 
> > > I tried to find rpm for this directverbs include, but I could not. Could
> > > you advice if I have to install any additional rpm in RHEL 7.4 ?
> > > To note, I have rdma-core and libibverbs installed.
> > > 
> > 
> > I see we need rdma-core v15 atleast for mlx5 pmd (where as the version
> > available in RHEL 7.4 is v13).
> > 
> >   https://patchwork.kernel.org/patch/9937201/
> > 
> > Similar dependency might be there for mlx4 as well. So I think it is not
> > possible to compile it in RHEL 7.4 without dependent
> > rpms upgraded.
> 
> The procedure is described in the mlx5 documentation [1].
> It should be the same for mlx4.
> Regards,
<snip>
> 
> [1] http://dpdk.org/doc/guides/nics/mlx5.html#installation

Yes, I confirm mlx4 documentation is not up to date yet regarding its
dependencies, it will be modified soon.

Thanks for the report.

-- 
Adrien Mazarguil
6WIND