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From: Rob Herring <robh@kernel.org>
To: Itaru Kitayama <itaru.kitayama@gmail.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>,
	Ian Rogers <irogers@google.com>, Ingo Molnar <mingo@redhat.com>,
	Jiri Olsa <jolsa@redhat.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Raphael Gault <raphael.gault@arm.com>,
	Will Deacon <will@kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 0/10] libperf and arm64 userspace counter access support
Date: Tue, 22 Sep 2020 09:23:58 -0600	[thread overview]
Message-ID: <CAL_JsqKsr_0Maiv3CJy2UcjhNB_6bZ_wrgzGyUT_MTQj1KzZRQ@mail.gmail.com> (raw)
In-Reply-To: <CANW9uyu_q=xd-nG==GeDrxkwBSu1EycaSKJnm5LH4=K4gh8PPw@mail.gmail.com>

On Sat, Sep 19, 2020 at 1:22 AM Itaru Kitayama <itaru.kitayama@gmail.com> wrote:
>
> Rob,
> V3 fails to build on ThunderX2:
>
> $ make
>   BUILD:   Doing 'make -j224' parallel build
>
> Auto-detecting system features:
> ...                         dwarf: [ on  ]
> ...            dwarf_getlocations: [ on  ]
> ...                         glibc: [ on  ]
> ...                          gtk2: [ OFF ]
> ...                        libbfd: [ on  ]
> ...                        libcap: [ on  ]
> ...                        libelf: [ on  ]
> ...                       libnuma: [ on  ]
> ...        numa_num_possible_cpus: [ on  ]
> ...                       libperl: [ on  ]
> ...                     libpython: [ on  ]
> ...                     libcrypto: [ on  ]
> ...                     libunwind: [ OFF ]
> ...            libdw-dwarf-unwind: [ on  ]
> ...                          zlib: [ on  ]
> ...                          lzma: [ on  ]
> ...                     get_cpuid: [ OFF ]
> ...                           bpf: [ on  ]
> ...                        libaio: [ on  ]
> ...                       libzstd: [ on  ]
> ...        disassembler-four-args: [ on  ]
>
> Makefile.config:604: No libunwind found. Please install

I believe this is an existing problem with your setup?

> libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR
> Makefile.config:730: GTK2 not found, disables GTK2 support. Please
> install gtk2-devel or libgtk2.0-dev
> Makefile.config:965: No libbabeltrace found, disables 'perf data' CTF
> format support, please install
> libbabeltrace-dev[el]/libbabeltrace-ctf-dev
> Makefile.config:1009: No openjdk development package found, please
> install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel
>   CC       arch/arm64/tests/user-events.o
>   CC       arch/arm64/tests/arch-tests.o
> In file included from arch/arm64/tests/arch-tests.c:4:
> /home/users/itaru.kitayama/projects/linux/tools/perf/arch/arm64/include/arch-tests.h:10:5:
> error: redundant redeclaration of ‘test__arch_unwind_sample’
> [-Werror=redundant-decls]
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> In file included from arch/arm64/tests/arch-tests.c:3:
> /home/users/itaru.kitayama/projects/linux/tools/perf/tests/tests.h:134:5:
> note: previous declaration of ‘test__arch_unwind_sample’ was here
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> make[6]: *** [/home/users/itaru.kitayama/projects/linux/tools/build/Makefile.build:97:
> arch/arm64/tests/arch-tests.o] Error 1
> make[6]: *** Waiting for unfinished jobs....
> In file included from arch/arm64/tests/user-events.c:13:
> /home/users/itaru.kitayama/projects/linux/tools/perf/arch/arm64/include/arch-tests.h:10:5:
> error: redundant redeclaration of ‘test__arch_unwind_sample’
> [-Werror=redundant-decls]
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> In file included from arch/arm64/tests/user-events.c:12:
> /home/users/itaru.kitayama/projects/linux/tools/perf/tests/tests.h:134:5:
> note: previous declaration of ‘test__arch_unwind_sample’ was here
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~

These are due to the above issue.

> arch/arm64/tests/user-events.c: In function ‘perf_init’:
> arch/arm64/tests/user-events.c:106:7: error: too few arguments to
> function ‘perf_evsel__mmap’
>   if (!perf_evsel__mmap(evsel)) {

I forgot to update this test. Should be 'perf_evsel__mmap(evsel,
SZ_4K)' here, but that's going to change to 'perf_evsel__mmap(evsel,
0)' with it changing from bytes to pages (minus 1).

Rob

WARNING: multiple messages have this Message-ID
From: Rob Herring <robh@kernel.org>
To: Itaru Kitayama <itaru.kitayama@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Ian Rogers <irogers@google.com>, Will Deacon <will@kernel.org>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Raphael Gault <raphael.gault@arm.com>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Namhyung Kim <namhyung@kernel.org>, Jiri Olsa <jolsa@redhat.com>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v3 0/10] libperf and arm64 userspace counter access support
Date: Tue, 22 Sep 2020 09:23:58 -0600	[thread overview]
Message-ID: <CAL_JsqKsr_0Maiv3CJy2UcjhNB_6bZ_wrgzGyUT_MTQj1KzZRQ@mail.gmail.com> (raw)
In-Reply-To: <CANW9uyu_q=xd-nG==GeDrxkwBSu1EycaSKJnm5LH4=K4gh8PPw@mail.gmail.com>

On Sat, Sep 19, 2020 at 1:22 AM Itaru Kitayama <itaru.kitayama@gmail.com> wrote:
>
> Rob,
> V3 fails to build on ThunderX2:
>
> $ make
>   BUILD:   Doing 'make -j224' parallel build
>
> Auto-detecting system features:
> ...                         dwarf: [ on  ]
> ...            dwarf_getlocations: [ on  ]
> ...                         glibc: [ on  ]
> ...                          gtk2: [ OFF ]
> ...                        libbfd: [ on  ]
> ...                        libcap: [ on  ]
> ...                        libelf: [ on  ]
> ...                       libnuma: [ on  ]
> ...        numa_num_possible_cpus: [ on  ]
> ...                       libperl: [ on  ]
> ...                     libpython: [ on  ]
> ...                     libcrypto: [ on  ]
> ...                     libunwind: [ OFF ]
> ...            libdw-dwarf-unwind: [ on  ]
> ...                          zlib: [ on  ]
> ...                          lzma: [ on  ]
> ...                     get_cpuid: [ OFF ]
> ...                           bpf: [ on  ]
> ...                        libaio: [ on  ]
> ...                       libzstd: [ on  ]
> ...        disassembler-four-args: [ on  ]
>
> Makefile.config:604: No libunwind found. Please install

I believe this is an existing problem with your setup?

> libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR
> Makefile.config:730: GTK2 not found, disables GTK2 support. Please
> install gtk2-devel or libgtk2.0-dev
> Makefile.config:965: No libbabeltrace found, disables 'perf data' CTF
> format support, please install
> libbabeltrace-dev[el]/libbabeltrace-ctf-dev
> Makefile.config:1009: No openjdk development package found, please
> install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel
>   CC       arch/arm64/tests/user-events.o
>   CC       arch/arm64/tests/arch-tests.o
> In file included from arch/arm64/tests/arch-tests.c:4:
> /home/users/itaru.kitayama/projects/linux/tools/perf/arch/arm64/include/arch-tests.h:10:5:
> error: redundant redeclaration of ‘test__arch_unwind_sample’
> [-Werror=redundant-decls]
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> In file included from arch/arm64/tests/arch-tests.c:3:
> /home/users/itaru.kitayama/projects/linux/tools/perf/tests/tests.h:134:5:
> note: previous declaration of ‘test__arch_unwind_sample’ was here
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> make[6]: *** [/home/users/itaru.kitayama/projects/linux/tools/build/Makefile.build:97:
> arch/arm64/tests/arch-tests.o] Error 1
> make[6]: *** Waiting for unfinished jobs....
> In file included from arch/arm64/tests/user-events.c:13:
> /home/users/itaru.kitayama/projects/linux/tools/perf/arch/arm64/include/arch-tests.h:10:5:
> error: redundant redeclaration of ‘test__arch_unwind_sample’
> [-Werror=redundant-decls]
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~
> In file included from arch/arm64/tests/user-events.c:12:
> /home/users/itaru.kitayama/projects/linux/tools/perf/tests/tests.h:134:5:
> note: previous declaration of ‘test__arch_unwind_sample’ was here
>  int test__arch_unwind_sample(struct perf_sample *sample,
>      ^~~~~~~~~~~~~~~~~~~~~~~~

These are due to the above issue.

> arch/arm64/tests/user-events.c: In function ‘perf_init’:
> arch/arm64/tests/user-events.c:106:7: error: too few arguments to
> function ‘perf_evsel__mmap’
>   if (!perf_evsel__mmap(evsel)) {

I forgot to update this test. Should be 'perf_evsel__mmap(evsel,
SZ_4K)' here, but that's going to change to 'perf_evsel__mmap(evsel,
0)' with it changing from bytes to pages (minus 1).

Rob

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2020-09-22 15:24 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-11 21:51 Rob Herring
2020-09-11 21:51 ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 01/10] arm64: pmu: Add hook to handle pmu-related undefined instructions Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-28 18:26   ` Will Deacon
2020-09-28 18:26     ` Will Deacon
2020-09-29 13:46     ` Rob Herring
2020-09-29 13:46       ` Rob Herring
2020-09-29 17:49       ` Will Deacon
2020-09-29 17:49         ` Will Deacon
2020-09-29 20:46         ` Rob Herring
2020-09-29 20:46           ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 02/10] arm64: pmu: Add function implementation to update event index in userpage Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 03/10] arm64: perf: Enable pmu counter direct access for perf event on armv8 Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 04/10] tools/include: Add an initial math64.h Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 05/10] libperf: Add libperf_evsel__mmap() Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-18 14:33   ` Jiri Olsa
2020-09-18 14:33     ` Jiri Olsa
2020-09-22 15:28     ` Rob Herring
2020-09-22 15:28       ` Rob Herring
2020-09-22 18:32       ` Jiri Olsa
2020-09-22 18:32         ` Jiri Olsa
2020-09-11 21:51 ` [PATCH v3 06/10] libperf: tests: Add support for verbose printing Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 07/10] libperf: Add support for user space counter access Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 08/10] libperf: Add arm64 support to perf_mmap__read_self() Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 09/10] perf: arm64: Add test for userspace counter access on heterogeneous systems Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-11 21:51 ` [PATCH v3 10/10] Documentation: arm64: Document PMU counters access from userspace Rob Herring
2020-09-11 21:51   ` Rob Herring
2020-09-12 20:53 ` [PATCH v3 0/10] libperf and arm64 userspace counter access support Jiri Olsa
2020-09-12 20:53   ` Jiri Olsa
2020-09-14 14:21   ` Rob Herring
2020-09-14 14:21     ` Rob Herring
     [not found]     ` <CANW9uytmafiNb_8oua9QY7L9O5BQTBFQBOMS3ZgjQ7aWj8CD2Q@mail.gmail.com>
2020-09-16  2:50       ` Rob Herring
2020-09-16  2:50         ` Rob Herring
2020-09-19  7:22         ` Itaru Kitayama
2020-09-19  7:22           ` Itaru Kitayama
2020-09-22 15:23           ` Rob Herring [this message]
2020-09-22 15:23             ` Rob Herring

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