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From: "Wangnan (F)" <wangnan0@huawei.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: <linux-kernel@vger.kernel.org>, <pi3orama@163.com>,
	<lizefan@huawei.com>, <netdev@vger.kernel.org>,
	<davem@davemloft.net>, Jiri Olsa <jolsa@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>
Subject: Re: [PATCH 05/53] perf tools: Test correct path of perf in build-test
Date: Tue, 12 Jan 2016 15:16:08 +0800	[thread overview]
Message-ID: <5694A838.6030307@huawei.com> (raw)
In-Reply-To: <20160111223954.GM18367@kernel.org>



On 2016/1/12 6:39, Arnaldo Carvalho de Melo wrote:
> Em Mon, Jan 11, 2016 at 07:39:04PM -0300, Arnaldo Carvalho de Melo escreveu:
>> Em Mon, Jan 11, 2016 at 07:06:18PM -0300, Arnaldo Carvalho de Melo escreveu:
>>> Em Mon, Jan 11, 2016 at 12:24:56PM -0300, Arnaldo Carvalho de Melo escreveu:
>>>> Em Mon, Jan 11, 2016 at 01:47:56PM +0000, Wang Nan escreveu:
>>>>> If an 'O' is passed to 'make build-test', many 'test -x' and 'test -f'
>>>>> will fail because perf resides in a different directory. Fix this by
>>>>> computing PERF_OUT according to 'O' and test correct output files.
>>>>> For make_kernelsrc and make_kernelsrc_tools, set KBUILD_OUTPUT_DIR
>>>>> instead because the path is different from others ($(O)/perf vs
>>>>>   $(O)/tools/perf).
>>>> Ok, applying up to this patch I now manage to almost cleanly build it using O=,
>>>> see below, but seems that we have some race, as not all tests end up producing
>>>> such warnings.
>>>>
>>>> [acme@felicio linux]$ rm -rf /tmp/build/perf ; mkdir -p /tmp/build/perf ; make O=/tmp/build/perf -C tools/perf build-test
>>>> make: Entering directory `/home/acme/git/linux/tools/perf'
>>>> Testing Makefile
>>>> - make_no_libperl: cd . && make -f Makefile   DESTDIR=/tmp/tmp.m1nXBMqhSA NO_LIBPERL=1
>>>> find: ‘/tmp/build/perf/util/trace-event-scripting.o’: No such file or directory

This can happen when you parallelly run find and rm on one directory. 
However,
I've never seen this message in build-test before.

>>> Well, it is happening even without O=:
>> So I removed a few patches and those aren't appearing anymore, please
>> take a look at my perf/core branch, running build-test on a few machines
>> now, will push soon.
>>
>> My hunch is that build-test has issues with parallel builds, but I'm not
>> sure...
>
> Good:
>
> - make_perf_o_O: cd . && make -f Makefile O=/tmp/tmp.oLeg8aUaOo DESTDIR=/tmp/tmp.16WP4HTQJs perf.o
> - make_util_pmu_bison_o_O: cd . && make -f Makefile O=/tmp/tmp.xNRV0pCXfD DESTDIR=/tmp/tmp.8dyU9uEbHe util/pmu-bison.o
> - make_no_libdw_dwarf_unwind_O: cd . && make -f Makefile O=/tmp/tmp.pHH4HExHcH DESTDIR=/tmp/tmp.Wo0m8fF5cp NO_LIBDW_DWARF_UNWIND=1
> - make_no_demangle_O: cd . && make -f Makefile O=/tmp/tmp.yWNsd4jOsI DESTDIR=/tmp/tmp.Q7eA4kCvwL NO_DEMANGLE=1
> - tarpkg: ./tests/perf-targz-src-pkg .
> - make -C <kernelsrc> tools/perf
> - make -C <kernelsrc>/tools perf
> OK
Glad to see this.

Thank you.

  reply	other threads:[~2016-01-12  7:16 UTC|newest]

Thread overview: 90+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-11 13:47 [PATCH 00/53] perf tools: Bugfix, BPF improvement and perf record flight record mode Wang Nan
2016-01-11 13:47 ` [PATCH 01/53] perf tools: Add -lutil in python lib list for broken python-config Wang Nan
2016-01-12  9:43   ` Jiri Olsa
2016-01-11 13:47 ` [PATCH 02/53] perf tools: Fix phony build target for build-test Wang Nan
2016-01-11 13:47 ` [PATCH 03/53] perf tools: Set parallel making options build-test Wang Nan
2016-01-11 13:47 ` [PATCH 04/53] perf tools: Pass O option to Makefile.perf in build-test Wang Nan
2016-01-11 13:47 ` [PATCH 05/53] perf tools: Test correct path of perf " Wang Nan
2016-01-11 15:24   ` Arnaldo Carvalho de Melo
2016-01-11 22:06     ` Arnaldo Carvalho de Melo
2016-01-11 22:39       ` Arnaldo Carvalho de Melo
2016-01-11 22:39         ` Arnaldo Carvalho de Melo
2016-01-12  7:16           ` Wangnan (F) [this message]
2016-01-12 14:08             ` Arnaldo Carvalho de Melo
2016-01-11 13:47 ` [PATCH 06/53] perf tools: Fix PowerPC native building Wang Nan
2016-01-11 13:47 ` [PATCH 07/53] tools: Move Makefile.arch from perf/config to tools/scripts Wang Nan
2016-01-11 13:52   ` Wangnan (F)
2016-01-11 14:10     ` Arnaldo Carvalho de Melo
2016-01-11 13:47 ` [PATCH 08/53] perf tools: Add missing sources in perf's MANIFEST Wang Nan
2016-01-11 13:48 ` [PATCH 09/53] perf: bpf: Fix build breakage due to libbpf Wang Nan
2016-01-11 13:48 ` [PATCH 10/53] tools build: Add BPF feature check to test-all Wang Nan
2016-01-11 13:48 ` [PATCH 11/53] perf test: Fix false TEST_OK result for 'perf test hist' Wang Nan
2016-01-11 14:25   ` Sergei Shtylyov
2016-01-11 14:58     ` Arnaldo Carvalho de Melo
2016-01-11 15:32       ` Arnaldo Carvalho de Melo
2016-01-11 13:48 ` [PATCH 12/53] perf test: Reset err after using it hold errcode in hist testcases Wang Nan
2016-01-11 13:48 ` [PATCH 13/53] perf tools: Prevent calling machine__delete() on non-allocated machine Wang Nan
2016-01-11 15:42   ` Arnaldo Carvalho de Melo
2016-01-12  7:03     ` Wangnan (F)
2016-01-12 14:07       ` Arnaldo Carvalho de Melo
2016-01-11 13:48 ` [PATCH 14/53] perf test: Check environment before start real BPF test Wang Nan
2016-01-11 21:55   ` Arnaldo Carvalho de Melo
2016-01-12  7:40     ` Wangnan (F)
2016-01-12 14:10       ` Arnaldo Carvalho de Melo
2016-01-11 13:48 ` [PATCH 15/53] perf tools: Fix symbols searching for offline module in buildid-cache Wang Nan
2016-01-11 13:48 ` [PATCH 16/53] perf tools: Fix mmap2 event allocation in synthesize code Wang Nan
2016-01-11 13:48 ` [PATCH 17/53] perf test: Improve bp_signal Wang Nan
2016-01-11 21:37   ` Arnaldo Carvalho de Melo
2016-01-12  4:13     ` Wangnan (F)
2016-01-12  9:21     ` Jiri Olsa
2016-01-12 14:11       ` Arnaldo Carvalho de Melo
2016-01-12 14:17         ` Will Deacon
2016-01-11 13:48 ` [PATCH 18/53] perf tools: Add API to config maps in bpf object Wang Nan
2016-01-11 13:48 ` [PATCH 19/53] perf tools: Enable BPF object configure syntax Wang Nan
2016-01-11 13:48 ` [PATCH 20/53] perf record: Apply config to BPF objects before recording Wang Nan
2016-01-11 13:48 ` [PATCH 21/53] perf tools: Enable passing event to BPF object Wang Nan
2016-01-11 13:48 ` [PATCH 22/53] perf tools: Support perf event alias name Wang Nan
2016-01-11 13:48 ` [PATCH 23/53] perf tools: Support setting different slots in a BPF map separately Wang Nan
2016-01-11 13:48 ` [PATCH 24/53] perf tools: Enable indices setting syntax for BPF maps Wang Nan
2016-01-11 13:48 ` [PATCH 25/53] perf tools: Introduce bpf-output event Wang Nan
2016-01-11 13:48 ` [PATCH 26/53] perf data: Support converting data from bpf_perf_event_output() Wang Nan
2016-01-11 13:48 ` [PATCH 27/53] perf/core: Put size of a sample at the end of it by PERF_SAMPLE_TAILSIZE Wang Nan
2016-01-11 18:09   ` Alexei Starovoitov
2016-01-12  5:33     ` Wangnan (F)
2016-01-12  6:11       ` Alexei Starovoitov
2016-01-12 12:36         ` Wangnan (F)
2016-01-12 19:56           ` Alexei Starovoitov
2016-01-13  4:34             ` Wangnan (F)
2016-01-13  5:14               ` Alexei Starovoitov
2016-01-12 14:05       ` Peter Zijlstra
2016-01-12 14:14   ` Peter Zijlstra
2016-01-11 13:48 ` [PATCH 28/53] perf tools: Move timestamp creation to util Wang Nan
2016-01-11 13:48 ` [PATCH 29/53] perf tools: Make ordered_events reusable Wang Nan
2016-01-11 21:33   ` Arnaldo Carvalho de Melo
2016-01-11 13:48 ` [PATCH 30/53] perf record: Extract synthesize code to record__synthesize() Wang Nan
2016-01-11 13:48 ` [PATCH 31/53] perf tools: Add perf_data_file__switch() helper Wang Nan
2016-01-11 13:48 ` [PATCH 32/53] perf record: Turns auxtrace_snapshot_enable into 3 states Wang Nan
2016-01-11 13:48 ` [PATCH 33/53] perf record: Introduce record__finish_output() to finish a perf.data Wang Nan
2016-01-11 13:48 ` [PATCH 34/53] perf record: Use OPT_BOOLEAN_SET for buildid cache related options Wang Nan
2016-01-11 13:48 ` [PATCH 35/53] perf record: Add '--timestamp-filename' option to append timestamp to output filename Wang Nan
2016-01-11 13:48 ` [PATCH 36/53] perf record: Split output into multiple files via '--switch-output' Wang Nan
2016-01-11 13:48 ` [PATCH 37/53] perf record: Force enable --timestamp-filename when --switch-output is provided Wang Nan
2016-01-11 13:48 ` [PATCH 38/53] perf record: Disable buildid cache options by default in switch output mode Wang Nan
2016-01-11 13:48 ` [PATCH 39/53] perf record: Re-synthesize tracking events after output switching Wang Nan
2016-01-11 13:48 ` [PATCH 40/53] perf record: Generate tracking events for process forked by perf Wang Nan
2016-01-11 13:48 ` [PATCH 41/53] perf record: Ensure return non-zero rc when mmap fail Wang Nan
2016-01-11 13:48 ` [PATCH 42/53] perf record: Prevent reading invalid data in record__mmap_read Wang Nan
2016-01-11 14:21   ` Sergei Shtylyov
2016-01-11 15:00     ` Arnaldo Carvalho de Melo
2016-01-11 15:01       ` Arnaldo Carvalho de Melo
2016-01-11 13:48 ` [PATCH 43/53] perf tools: Add evlist channel helpers Wang Nan
2016-01-11 13:48 ` [PATCH 44/53] perf tools: Automatically add new channel according to evlist Wang Nan
2016-01-11 13:48 ` [PATCH 45/53] perf tools: Operate multiple channels Wang Nan
2016-01-11 13:48 ` [PATCH 46/53] perf tools: Squash overwrite setting into channel Wang Nan
2016-01-11 13:48 ` [PATCH 47/53] perf record: Don't read from and poll overwrite channel Wang Nan
2016-01-11 13:48 ` [PATCH 48/53] perf tools: Enable overwrite settings Wang Nan
2016-01-11 13:48 ` [PATCH 49/53] perf tools: Consider TAILSIZE bit when caclulate is_pos Wang Nan
2016-01-11 13:48 ` [PATCH 50/53] perf tools: Set tailsize attribut bit for overwrite events Wang Nan
2016-01-11 13:48 ` [PATCH 51/53] perf record: Read from tailsize ring buffer Wang Nan
2016-01-11 13:48 ` [PATCH 52/53] perf record: Toggle tailsize ring buffer for reading Wang Nan
2016-01-11 13:48 ` [PATCH 53/53] perf record: Allow generate tracking events at the end of output Wang Nan

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