Re: [dpdk-dev] [dpdk-stable] [PATCH] drivers/net: fix mlx* glue libraries ABI version

[Thomas Monjalon <thomas@monjalon.net>]

07/05/2020 14:35, David Marchand:
> On Thu, Dec 12, 2019 at 11:18 PM Thomas Monjalon <thomas@monjalon.net> wrote:
> >
> > 04/12/2019 11:05, David Marchand:
> > > Those libraries have been missed when switching to global ABI version.
> >
> > The versioning of the glue libraries are for compatibility checks
> > between the PMD and its dependency (rdma-core) packaged as a plugin,
> > called glue library.
> >
> > This versioning is updated when there is a change in the verbs glue
> > interface, in order to avoid issues in case of PMD and glue
> > updated separately with a non-compatible version.
> > I don't think the mlx glue libraries are part of the ABI policy
> > which acts at the application level.
> >
> > Am I missing something?
> 
> Sorry, this patch fell into the cracks.
> 
> I agree that this is not part of the ABI policy.
> This version only indicates something internal.
> 
> But what I am proposing here is just to remove this special case.
> What is the point of exposing a special version, while the net drivers
> are the only one depending on those glue libs?
> Do you expect separate packaging for the net driver and its associated glue lib?
> 
> This special version also makes it impossible to install two versions
> of dpdk if those versions of dpdk need the same glue version.

Yes I'm OK with using DPDK version for glue versioning.