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From: Jiri Olsa <jolsa@redhat.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Song Liu <songliubraving@fb.com>,
	linux-kernel@vger.kernel.org, kernel-team@fb.com,
	acme@redhat.com, namhyung@kernel.org, jolsa@kernel.org
Subject: Re: [PATCH v2 1/3] perf-stat: introduce bperf, share hardware PMCs with BPF
Date: Fri, 19 Mar 2021 19:55:35 +0100	[thread overview]
Message-ID: <YFTzp9CA2/il8p77@krava> (raw)
In-Reply-To: <YFTwdWxUvqHDNe1x@kernel.org>

On Fri, Mar 19, 2021 at 03:41:57PM -0300, Arnaldo Carvalho de Melo wrote:

SNIP

>   LD       /tmp/build/perf/util/bpf_skel/.tmp//bootstrap/libbpf/staticobjs/libbpf-in.o
>   LINK     /tmp/build/perf/util/bpf_skel/.tmp//bootstrap/libbpf/libbpf.a
>   LINK     /tmp/build/perf/util/bpf_skel/.tmp//bootstrap/bpftool
>   GEN-SKEL /tmp/build/perf/util/bpf_skel/bpf_prog_profiler.skel.h
>   GEN-SKEL /tmp/build/perf/util/bpf_skel/bperf_leader.skel.h
>   GEN-SKEL /tmp/build/perf/util/bpf_skel/bperf_follower.skel.h
> libbpf: map 'prev_readings': unexpected def kind var.
> Error: failed to open BPF object file: Invalid argument
> libbpf: map 'diff_readings': unexpected def kind var.
> Error: failed to open BPF object file: Invalid argument

I'm getting clean build for the same options,
could you please send the same output also with 'JOBS=1 V=1'


> make[2]: *** [Makefile.perf:1029: /tmp/build/perf/util/bpf_skel/bperf_leader.skel.h] Error 255
> make[2]: *** Waiting for unfinished jobs....
> make[2]: *** [Makefile.perf:1029: /tmp/build/perf/util/bpf_skel/bperf_follower.skel.h] Error 255
> make[1]: *** [Makefile.perf:236: sub-make] Error 2
> make: *** [Makefile:110: install-bin] Error 2
> make: Leaving directory '/home/acme/git/perf/tools/perf'
> [acme@quaco perf]$ clang -v
> clang version 11.0.0 (https://github.com/llvm/llvm-project 67420f1b0e9c673ee638f2680fa83f468019004f)
> Target: x86_64-unknown-linux-gnu
> Thread model: posix
> InstalledDir: /usr/local/bin
> Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/10
> Selected GCC installation: /usr/lib/gcc/x86_64-redhat-linux/10
> Candidate multilib: .;@m64
> Candidate multilib: 32;@m32
> Selected multilib: .;@m64
> [acme@quaco perf]$
> 

I have:

[jolsa@dell-r440-01 linux-perf]$ clang --version
clang version 11.0.0 (Fedora 11.0.0-2.fc33)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin


jirka


  reply	other threads:[~2021-03-19 18:56 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-16 21:18 [PATCH v2 0/3] perf-stat: share hardware PMCs with BPF Song Liu
2021-03-16 21:18 ` [PATCH v2 1/3] perf-stat: introduce bperf, " Song Liu
2021-03-18  5:54   ` Namhyung Kim
2021-03-18  7:22     ` Song Liu
2021-03-18 13:49       ` Namhyung Kim
2021-03-18 17:16         ` Song Liu
2021-03-18 21:15   ` Jiri Olsa
2021-03-19 18:41     ` Arnaldo Carvalho de Melo
2021-03-19 18:55       ` Jiri Olsa [this message]
2021-03-19 22:06         ` Song Liu
2021-03-23  0:53       ` Song Liu
2021-03-23 12:25       ` Arnaldo Carvalho de Melo
2021-03-23 12:37         ` Arnaldo Carvalho de Melo
2021-03-23 18:27           ` Arnaldo Carvalho de Melo
2021-03-16 21:18 ` [PATCH v2 2/3] perf-stat: measure t0 and ref_time after enable_counters() Song Liu
2021-03-16 21:18 ` [PATCH v2 3/3] perf-test: add a test for perf-stat --bpf-counters option Song Liu
2021-03-18  6:07   ` Namhyung Kim
2021-03-18  7:39     ` Song Liu
2021-03-17  5:29 ` [PATCH v2 0/3] perf-stat: share hardware PMCs with BPF Namhyung Kim
2021-03-17  9:19   ` Jiri Olsa
2021-03-17 13:11   ` Arnaldo Carvalho de Melo
2021-03-18  3:52     ` Song Liu
2021-03-18  4:32       ` Namhyung Kim
2021-03-18  7:03         ` Song Liu
2021-03-18 21:14       ` Jiri Olsa
2021-03-19  0:09         ` Arnaldo
2021-03-19  0:22           ` Song Liu
2021-03-19  0:54             ` Namhyung Kim
2021-03-19 15:35               ` Arnaldo Carvalho de Melo
2021-03-19 15:58                 ` Namhyung Kim
2021-03-19 16:14                   ` Song Liu
2021-03-23 21:10                     ` Arnaldo Carvalho de Melo
2021-03-23 21:26                       ` Song Liu

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