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From: Luca Boccassi <bluca@debian.org>
To: "Michal Suchánek" <msuchanek@suse.de>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Andrii Nakryiko <andrii@kernel.org>, Jiri Olsa <jolsa@kernel.org>,
	dwarves@vger.kernel.org, bpf@vger.kernel.org, kernel-team@fb.com,
	Michael Petlan <mpetlan@redhat.com>
Subject: Re: [RFT] Testing 1.22
Date: Sat, 17 Jul 2021 17:39:30 +0100	[thread overview]
Message-ID: <4fc90a7d13c529ccc99b9c8582b33f412c65303f.camel@debian.org> (raw)
In-Reply-To: <20210717163626.GN24916@kitsune.suse.cz>

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On Sat, 2021-07-17 at 18:36 +0200, Michal Suchánek wrote:
> On Sat, Jul 17, 2021 at 04:14:54PM +0100, Luca Boccassi wrote:
> > On Sat, 2021-07-17 at 17:10 +0200, Michal Suchánek wrote:
> > > Hello,
> ...
> > > So this libbpf comes from the kernel, and there is a separate github
> > > repository for libbpf.
> > > 
> > > Should the kernel ship its own copy of the library?
> > > 
> > > Seeing that the one in the kernel is 0.3.0 and the required one for
> > > dwarves is 0.4.0 maybe the one in the kernel needs updating if it needs
> > > to be shipped there?
> > > 
> > > I wil file a bug to build the libbpf from the git repo instead of the
> > > kernel to make the openSUSE libbpf less baroque.
> > 
> > They provide the same ABI, so there should be only one in the same
> > distro, the kernel package shouldn't ship its own copy if there's a
> > standalone package built from the standalone sources.
> > If you are asking why the sources are still present in the upstream
> > kernel, I don't know - maybe historical reasons, since that's where it
> > came from? But AFAIK the majority of distros don't use that anymore.
> 
> FWIW the libbpf from github does not work for me with LTO (GCC 11).
> 
> Also there is a problem that LIBDIR is /usr/lib64 on arm64 ppc64(le) and
> s390x but the library gets installed into /usr/lib by default. For some
> reason x86_64 is the only 64bit arch that works out of the box.
> 
> Thanks
> 
> Michal

I don't know about LTO - but for LIBDIR, you can use LIBSUBDIR= like we
do in Debian: 
https://tracker.debian.org/media/packages/libb/libbpf/rules-0.4.0-1

-- 
Kind regards,
Luca Boccassi

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  reply	other threads:[~2021-07-17 16:39 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-27 15:20 [RFT] Testing 1.22 Arnaldo Carvalho de Melo
2021-05-27 16:54 ` Andrii Nakryiko
2021-05-27 19:04   ` Arnaldo
2021-05-27 19:14     ` Andrii Nakryiko
2021-05-27 19:55       ` Arnaldo
2021-05-27 20:41         ` Andrii Nakryiko
2021-05-27 21:08           ` Jiri Olsa
2021-05-27 21:57             ` Arnaldo
2021-05-28 19:45           ` Arnaldo Carvalho de Melo
2021-05-29  2:36             ` Andrii Nakryiko
2021-06-01 18:31               ` Arnaldo Carvalho de Melo
2021-06-01 18:32                 ` Arnaldo Carvalho de Melo
2021-05-30  0:40             ` Andrii Nakryiko
2021-06-01 18:24               ` Arnaldo Carvalho de Melo
2021-06-03 14:57               ` Arnaldo Carvalho de Melo
2021-06-05  2:55                 ` Andrii Nakryiko
2021-06-07 13:20                   ` Parallelizing vmlinux BTF encoding. was " Arnaldo Carvalho de Melo
2021-06-07 15:42                     ` Yonghong Song
2021-06-08  0:53                     ` Andrii Nakryiko
2021-06-08 12:59                       ` Arnaldo Carvalho de Melo
2021-06-15 19:01                         ` Arnaldo Carvalho de Melo
2021-06-15 19:13                           ` Andrii Nakryiko
2021-06-15 19:38                             ` Arnaldo Carvalho de Melo
2021-06-15 20:05                               ` Andrii Nakryiko
2021-06-15 20:25                                 ` Arnaldo Carvalho de Melo
2021-06-15 21:26                                   ` Andrii Nakryiko
2021-05-30 21:45             ` Jiri Olsa
2021-06-01 19:07               ` Arnaldo Carvalho de Melo
2021-06-02 10:21 ` Michael Petlan
2021-07-15 21:31 ` Michal Suchánek
2021-07-16 13:25   ` Arnaldo Carvalho de Melo
2021-07-16 13:35     ` Luca Boccassi
2021-07-16 19:08       ` Luca Boccassi
     [not found]         ` <20210716201248.GL24916@kitsune.suse.cz>
2021-07-17 14:35           ` Luca Boccassi
2021-07-17 15:10             ` Michal Suchánek
2021-07-17 15:14               ` Luca Boccassi
2021-07-17 16:36                 ` Michal Suchánek
2021-07-17 16:39                   ` Luca Boccassi [this message]
2021-07-19 10:30                 ` Michal Suchánek
2021-07-19 10:34                   ` Luca Boccassi
2021-07-19 12:10     ` Luca Boccassi
2021-07-19 21:08       ` Arnaldo Carvalho de Melo
2021-07-28 10:53         ` Expected release date of v1.22 Deepak Kumar Mishra
2021-07-28 11:21           ` Greg KH

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