From: Leo Yan <leo.yan@linaro.org>
To: Thomas Backlund <tmb@mageia.org>
Cc: linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mathieu Poirier <mathieu.poirier@linaro.org>,
Mike Leach <mike.leach@linaro.org>,
Suzuki Kuruppassery Poulose <suzuki.poulose@arm.com>
Subject: Re: perf build error with gcc 10 on arm and aarch64
Date: Tue, 5 May 2020 21:38:28 +0800 [thread overview]
Message-ID: <20200505133828.GC17996@leoy-ThinkPad-X240s> (raw)
In-Reply-To: <ed17a79e-81cd-8514-aaa7-13223bd1c789@mageia.org>
On Tue, May 05, 2020 at 04:11:14PM +0300, Thomas Backlund wrote:
> Den 05-05-2020 kl. 07:10, skrev Leo Yan:
> >
> > Hi Thomas,
> >
> > [ + Mathieu/Mike/Suzuki ]
> >
> > On Mon, May 04, 2020 at 10:22:27PM +0300, Thomas Backlund wrote:
> > > This is building perf from kernel-5.6.10 on armv7hl and aarch64:
> > >
> > > Compiler is gcc 10.1.0-RC
> > >
> > >
> > > LD perf-in.o
> > > ld: arch/perf-in.o: in function `.LANCHOR0':
> > > /home/iurt/rpmbuild/BUILD/kernel-arm/linux-5.6/tools/perf/util/include/../../util/cs-etm.h:118:
> > > multiple definition of `traceid_list'; util/perf-in.o:/home/iurt/rpmbuild/BUILD/kernel-arm/linux-5.6/tools/perf/util/cs-etm.h:118:
> > > first defined here
> > > make[3]: *** [/home/iurt/rpmbuild/BUILD/kernel-arm/linux-5.6/tools/build/Makefile.build:145:
> > > perf-in.o] Error 1
> > >
> > > LD perf-in.o
> > > ld: arch/perf-in.o:/home/iurt/rpmbuild/BUILD/kernel-aarch64/linux-5.6/tools/perf/util/include/../../util/cs-etm.h:118:
> > > multiple definition of `traceid_list'; util/perf-in.o:/home/iurt/rpmbuild/BUILD/kernel-aarch64/linux-5.6/tools/perf/util/cs-etm.h:118:
> > > first defined here
> > > make[3]: *** [/home/iurt/rpmbuild/BUILD/kernel-aarch64/linux-5.6/tools/build/Makefile.build:145:
> > > perf-in.o] Error 1
> > > make[2]: *** [Makefile.perf:616: perf-in.o] Error 2
> > > make[1]: *** [Makefile.perf:225: sub-make] Error 2
> > > make: *** [Makefile:70: all] Error 2
> > >
> > >
> > > The same build succeeds with gcc 9.3.0
> >
> > Thanks for reporting the issue.
> >
> > Could you help confirm if below change can resolve this issue?
>
> Yes,
>
> fix confirmed on i586, x86_64, armv7hl and aarch64 builds
>
> so I guess you can add:
>
> Reported-by: Thomas Backlund <tmb@mageia.org>
> Tested-by: Thomas Backlund <tmb@mageia.org>
Thanks, Thomas! Have sent formal patch with your and Mike's tags.
Leo
prev parent reply other threads:[~2020-05-05 13:38 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-04 19:22 perf build error with gcc 10 on arm and aarch64 Thomas Backlund
[not found] ` <EqtrWAkr-uZW90nfEH5i3KgHuQU8DLdDEXPSqRws1z9zrOixq2T0wt5uDhcFI5JVaIr_DGq7PP9Z-Q3B-LAaqQ==@protonmail.internalid>
2020-05-05 4:10 ` Leo Yan
2020-05-05 10:26 ` Mike Leach
2020-05-05 10:47 ` Leo Yan
2020-05-05 13:11 ` Thomas Backlund
2020-05-05 13:38 ` Leo Yan [this message]
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