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Date: Mon, 21 Dec 2020 11:04:44 +0000
From: Bruce Richardson <bruce.richardson@intel.com>
To: Olivier Matz <olivier.matz@6wind.com>
Cc: dev@dpdk.org, harry.van.haaren@intel.com, keith.wiles@intel.com,
luca.boccassi@gmail.com, stable@dpdk.org, thomas@monjalon.net
Message-ID: <20201221110444.GA1753@bricha3-MOBL.ger.corp.intel.com>
References: <20201126142042.24741-1-olivier.matz@6wind.com>
<20201218131422.15131-1-olivier.matz@6wind.com>
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Subject: Re: [dpdk-dev] [PATCH v3] build: fix plugin load on static builds
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On Fri, Dec 18, 2020 at 02:14:22PM +0100, Olivier Matz wrote:
> When dpdk is compiled as static libraries, it is not possible
> to load a plugin from an application. We get the following error:
>
> EAL: librte_pmd_xxxx.so: undefined symbol: per_lcore__rte_errno
>
> This happens because the dpdk symbols are not exported. Add them to the
> dynamic symbol table by using '-Wl,--export-dynamic'. This option was
> previously present when compiled with Makefiles, it was introduced in
> commit f9a08f650211 ("eal: add support for shared object drivers")
>
> Also add it to the pkg-config file.
>
> Fixes: 16ade738fd0d ("app/testpmd: build with meson")
> Fixes: 89f0711f9ddf ("examples: build some samples with meson")
> Cc: stable@dpdk.org
>
> Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
> ---
Reviewed-by: Bruce Richardson <bruce.richardson@intel.com>