From: Thomas Monjalon <thomas@monjalon.net>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, david.marchand@redhat.com, ktraynor@redhat.com,
bluca@debian.org, sunil.pai.g@intel.com
Subject: Re: [dpdk-dev] [PATCH v3 7/7] build/pkg-config: prevent overlinking
Date: Wed, 01 Jul 2020 09:56:13 +0200 [thread overview]
Message-ID: <4910125.YRS67Szt0T@thomas> (raw)
In-Reply-To: <20200630141433.818517-8-bruce.richardson@intel.com>
30/06/2020 16:14, Bruce Richardson:
> Add the --as-needed linker flag to the DPDK library list in the pkg-config
> file so as to prevent overlinking. Without this flag, when linking
> statically using flags from $(pkg-config --static --libs libdpdk), all DPDK
> drivers and libs were statically linked in, but the binary was also
> requiring all the shared versions be present to run.
>
> The real root-cause of this issue is that the DPDK libraries need to be
> duplicated in the linker command when doing static linking, due to the
> behaviour of pkg-config, but since that behaviour cannot be easily changed,
> this is a simple workaround to avoid problems.
It deserves to give a more detailed explanation here.
next prev parent reply other threads:[~2020-07-01 7:56 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-29 10:08 [dpdk-dev] [PATCH 0/7] improve DPDK static builds with meson Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-04-29 10:18 ` Thomas Monjalon
2020-04-29 10:42 ` Bruce Richardson
2020-04-29 10:49 ` Thomas Monjalon
2020-04-29 14:04 ` Andrzej Ostruszka [C]
2020-04-29 10:08 ` [dpdk-dev] [PATCH 2/7] build: remove unnecessary variable Bruce Richardson
2020-04-29 10:19 ` Thomas Monjalon
2020-04-29 10:29 ` Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-04-29 10:08 ` [dpdk-dev] [PATCH 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-04-29 10:30 ` Thomas Monjalon
2020-04-29 10:54 ` Bruce Richardson
2020-04-29 10:40 ` Luca Boccassi
2020-04-29 11:03 ` Bruce Richardson
2020-04-29 11:12 ` Luca Boccassi
2020-04-29 10:08 ` [dpdk-dev] [PATCH 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-04-29 10:32 ` Thomas Monjalon
2020-04-29 10:56 ` Bruce Richardson
2020-04-29 10:57 ` Thomas Monjalon
2020-04-29 10:37 ` Luca Boccassi
2020-04-29 10:58 ` Bruce Richardson
2020-04-29 11:10 ` Luca Boccassi
2020-04-29 10:08 ` [dpdk-dev] [PATCH 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-04-29 10:34 ` Thomas Monjalon
2020-04-29 11:00 ` Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 0/7] improve DPDK static builds with meson Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 2/7] build: remove unnecessary variable Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-05-01 13:53 ` [dpdk-dev] [PATCH v2 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-05-01 13:54 ` [dpdk-dev] [PATCH v2 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-05-01 13:54 ` [dpdk-dev] [PATCH v2 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-05-01 14:02 ` [dpdk-dev] [PATCH v2 0/7] improve DPDK static builds with meson Luca Boccassi
2020-06-30 13:25 ` Pai G, Sunil
2020-06-30 16:37 ` Stokes, Ian
2020-07-01 17:29 ` Thomas Monjalon
2020-07-02 10:46 ` Stokes, Ian
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 " Bruce Richardson
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 1/7] build: always link-whole DPDK static libraries Bruce Richardson
2020-07-01 14:19 ` Thomas Monjalon
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 2/7] build: remove unnecessary variable Bruce Richardson
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 3/7] devtools/test-meson-builds.sh: add pkg-config static builds Bruce Richardson
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 4/7] build: move pkg-config creation to separate file Bruce Richardson
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 5/7] build/pkg-config: output driver libs first for static build Bruce Richardson
2020-07-01 7:50 ` Thomas Monjalon
2020-07-01 8:43 ` Bruce Richardson
2020-07-01 14:42 ` Thomas Monjalon
2020-07-01 15:16 ` Bruce Richardson
2020-07-01 15:36 ` Thomas Monjalon
2020-07-01 15:45 ` Bruce Richardson
2020-07-01 16:04 ` Thomas Monjalon
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 6/7] build/pkg-config: improve static linking flags Bruce Richardson
2020-07-01 14:30 ` Thomas Monjalon
2020-07-01 14:33 ` Thomas Monjalon
2020-07-01 14:36 ` Bruce Richardson
2020-07-01 14:45 ` Thomas Monjalon
2020-06-30 14:14 ` [dpdk-dev] [PATCH v3 7/7] build/pkg-config: prevent overlinking Bruce Richardson
2020-07-01 7:56 ` Thomas Monjalon [this message]
2020-07-01 8:58 ` Bruce Richardson
2020-07-01 17:33 ` [dpdk-dev] [PATCH v3 0/7] improve DPDK static builds with meson Thomas Monjalon
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