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From: Adrien Mazarguil <adrien.mazarguil@6wind.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: dev@dpdk.org, Shahaf Shuler <shahafs@mellanox.com>,
	Nelio Laranjeiro <nelio.laranjeiro@6wind.com>,
	Marcelo Ricardo Leitner <mleitner@redhat.com>
Subject: Re: [dpdk-dev] [PATCH v2 3/4] net/mlx: version rdma-core glue libraries
Date: Mon, 5 Feb 2018 12:24:02 +0100	[thread overview]
Message-ID: <20180205112402.GE4256@6wind.com> (raw)
In-Reply-To: <6047554.pbob4v6vxF@xps>

On Sun, Feb 04, 2018 at 03:29:38PM +0100, Thomas Monjalon wrote:
> 02/02/2018 17:46, Adrien Mazarguil:
> > --- a/drivers/net/mlx4/Makefile
> > +++ b/drivers/net/mlx4/Makefile
> > @@ -33,7 +33,9 @@ include $(RTE_SDK)/mk/rte.vars.mk
> >  
> >  # Library name.
> >  LIB = librte_pmd_mlx4.a
> > -LIB_GLUE = librte_pmd_mlx4_glue.so
> > +LIB_GLUE = $(LIB_GLUE_BASE).$(LIB_GLUE_VERSION)
> > +LIB_GLUE_BASE = librte_pmd_mlx4_glue.so
> > +LIB_GLUE_VERSION = 18.02.1
> 
> You should use the version number of the release, i.e. 18.02.0
> Ideally, you should retrieve it from rte_version.h.

Keep in mind this only needs to be updated when the glue API gets modified,
and this "18.02.1" string may remain unmodified for subsequent DPDK
releases, probably as long as the PMD doesn't use any new rdma-core calls.

We've already backported this patch to 17.02 and 17.11, both requiring
different sets of Verbs calls and thus a different version, hence the added
"18.02" as a starting point. The last digit may have to be modified possibly
several times between official DPDK releases while work is being done on the
PMD (i.e. per commit).

In short it's not meant to follow DPDK's public versioning scheme. If you
really think it should, doing so will make things more complex in the
Makefile, which will have to parse rte_version.h. What's your opinion?

-- 
Adrien Mazarguil
6WIND

  reply	other threads:[~2018-02-05 11:24 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-02 15:16 [dpdk-dev] [PATCH v1 0/4] net/mlx: enhance rdma-core glue configuration Adrien Mazarguil
2018-02-02 15:16 ` [dpdk-dev] [PATCH v1 1/4] net/mlx: add debug checks to glue structure Adrien Mazarguil
2018-02-02 15:16 ` [dpdk-dev] [PATCH v1 2/4] net/mlx: fix missing includes for rdma-core glue Adrien Mazarguil
2018-02-02 15:16 ` [dpdk-dev] [PATCH v1 3/4] net/mlx: version rdma-core glue libraries Adrien Mazarguil
2018-02-02 15:16 ` [dpdk-dev] [PATCH v1 4/4] net/mlx: make rdma-core glue path configurable Adrien Mazarguil
2018-02-02 16:46 ` [dpdk-dev] [PATCH v2 0/4] net/mlx: enhance rdma-core glue configuration Adrien Mazarguil
2018-02-02 16:46   ` [dpdk-dev] [PATCH v2 1/4] net/mlx: add debug checks to glue structure Adrien Mazarguil
2018-02-05 12:27     ` Marcelo Ricardo Leitner
2018-02-05 13:31       ` Adrien Mazarguil
2018-02-02 16:46   ` [dpdk-dev] [PATCH v2 2/4] net/mlx: fix missing includes for rdma-core glue Adrien Mazarguil
2018-02-02 16:46   ` [dpdk-dev] [PATCH v2 3/4] net/mlx: version rdma-core glue libraries Adrien Mazarguil
2018-02-04 14:29     ` Thomas Monjalon
2018-02-05 11:24       ` Adrien Mazarguil [this message]
2018-02-05 12:13         ` Marcelo Ricardo Leitner
2018-02-05 12:24           ` Van Haaren, Harry
2018-02-05 12:43             ` Marcelo Ricardo Leitner
2018-02-05 12:58             ` Marcelo Ricardo Leitner
2018-02-05 13:44               ` Adrien Mazarguil
2018-02-05 14:16                 ` Thomas Monjalon
2018-02-05 14:33                   ` Adrien Mazarguil
2018-02-05 14:37                   ` Marcelo Ricardo Leitner
2018-02-05 14:59                     ` Adrien Mazarguil
2018-02-05 15:29                       ` Marcelo Ricardo Leitner
2018-02-05 15:54                         ` Adrien Mazarguil
2018-02-05 17:06                           ` Marcelo Ricardo Leitner
2018-02-06 11:06                             ` Adrien Mazarguil
2018-02-02 16:46   ` [dpdk-dev] [PATCH v2 4/4] net/mlx: make rdma-core glue path configurable Adrien Mazarguil
2018-02-02 16:52   ` [dpdk-dev] [PATCH v2 0/4] net/mlx: enhance rdma-core glue configuration Nélio Laranjeiro
2018-02-06 11:31   ` Shahaf Shuler

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