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From: Namhyung Kim <namhyung@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Jiri Olsa <jolsa@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
	David Ahern <dsahern@gmail.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Andi Kleen <andi@firstfloor.org>,
	Stephane Eranian <eranian@google.com>,
	Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: [PATCH 27/42] perf tools: Protect dso symbol loading using a mutex
Date: Thu, 29 Jan 2015 21:48:32 +0900	[thread overview]
Message-ID: <CAM9d7cjRE+sDYgAZWgrwR_XwT+GTVfK8cULkVo8N5-q8ybLW4A@mail.gmail.com> (raw)
In-Reply-To: <20150129123445.GS7220@kernel.org>

Hi Arnaldo,

On Thu, Jan 29, 2015 at 9:34 PM, Arnaldo Carvalho de Melo
<acme@kernel.org> wrote:
> Em Thu, Jan 29, 2015 at 05:07:08PM +0900, Namhyung Kim escreveu:
>> When multi-thread support for perf report is enabled, it's possible to
>> access a dso concurrently.  Add a new pthread_mutex to protect it from
>> concurrent dso__load().
>>
>> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
>> ---
>>  tools/perf/util/dso.c    |  2 ++
>>  tools/perf/util/dso.h    |  1 +
>>  tools/perf/util/symbol.c | 34 ++++++++++++++++++++++++----------
>>  3 files changed, 27 insertions(+), 10 deletions(-)
>>
>> diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
>> index 45be944d450a..3da75816b8f8 100644
>> --- a/tools/perf/util/dso.c
>> +++ b/tools/perf/util/dso.c
>> @@ -888,6 +888,7 @@ struct dso *dso__new(const char *name)
>>               RB_CLEAR_NODE(&dso->rb_node);
>>               INIT_LIST_HEAD(&dso->node);
>>               INIT_LIST_HEAD(&dso->data.open_entry);
>> +             pthread_mutex_init(&dso->lock, NULL);
>>       }
>>
>>       return dso;
>> @@ -917,6 +918,7 @@ void dso__delete(struct dso *dso)
>>       dso_cache__free(&dso->data.cache);
>>       dso__free_a2l(dso);
>>       zfree(&dso->symsrc_filename);
>> +     pthread_mutex_destroy(&dso->lock);
>>       free(dso);
>>  }
>>
>> diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
>> index 3782c82c6e44..ac753594a469 100644
>> --- a/tools/perf/util/dso.h
>> +++ b/tools/perf/util/dso.h
>> @@ -102,6 +102,7 @@ struct dsos {
>>  };
>>
>>  struct dso {
>> +     pthread_mutex_t  lock;
>>       struct list_head node;
>>       struct rb_node   rb_node;       /* rbtree node sorted by long name */
>>       struct rb_root   symbols[MAP__NR_TYPES];
>> diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
>> index a69066865a55..714e20c99354 100644
>> --- a/tools/perf/util/symbol.c
>> +++ b/tools/perf/util/symbol.c
>> @@ -1357,12 +1357,22 @@ int dso__load(struct dso *dso, struct map *map, symbol_filter_t filter)
>>       struct symsrc *syms_ss = NULL, *runtime_ss = NULL;
>>       bool kmod;
>>
>> -     dso__set_loaded(dso, map->type);
>> +     pthread_mutex_lock(&dso->lock);
>> +
>> +     /* check again under the dso->lock */
>
> Again? Where was it first checked?

Please see map__load().


> Perhaps we should lock there, so that
> we don't have to do two checks, one unlocked, the other locked?

Hmm.. maybe.  I just keep it to avoid locking overhead since it'll be
called whenever it searches symbols during preprocessing.  I didn't
measure the overhead but it could be huge IMHO.

Thanks,
Namhyung


>
>> +     if (dso__loaded(dso, map->type)) {
>> +             ret = 1;
>> +             goto out;
>> +     }
>> +
>
> - Arnaldo

  reply	other threads:[~2015-01-29 12:48 UTC|newest]

Thread overview: 221+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-29  8:06 [RFC/PATCHSET 00/42] perf tools: Speed-up perf report by using multi thread (v2) Namhyung Kim
2015-01-29  8:06 ` [PATCH 01/42] perf tools: Support to read compressed module from build-id cache Namhyung Kim
2015-01-30 14:32   ` Jiri Olsa
2015-02-02 15:03     ` Namhyung Kim
2015-01-30 18:33   ` [tip:perf/core] perf symbols: " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 02/42] perf tools: Do not use __perf_session__process_events() directly Namhyung Kim
2015-01-30 18:32   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 03/42] perf record: Show precise number of samples Namhyung Kim
2015-01-30 18:32   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 04/42] perf header: Set header version correctly Namhyung Kim
2015-01-30 18:33   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 05/42] perf tools: Set attr.task bit for a tracking event Namhyung Kim
2015-01-30 18:33   ` [tip:perf/core] perf evsel: " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 06/42] perf tools: Use a software dummy event to track task/mmap events Namhyung Kim
2015-01-29  8:06 ` [PATCH 07/42] perf tools: Use perf_data_file__fd() consistently Namhyung Kim
2015-01-30 18:33   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 08/42] perf tools: Add rm_rf() utility function Namhyung Kim
2015-01-30 15:02   ` Jiri Olsa
2015-05-20 12:24     ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-01-29  8:06 ` [PATCH 09/42] perf tools: Introduce copyfile_offset() function Namhyung Kim
2015-01-29  8:06 ` [PATCH 10/42] perf tools: Create separate mmap for dummy tracking event Namhyung Kim
2015-01-29  8:06 ` [PATCH 11/42] perf tools: Introduce perf_evlist__mmap_track() Namhyung Kim
2015-01-29  8:06 ` [PATCH 12/42] perf tools: Add HEADER_DATA_INDEX feature Namhyung Kim
2015-01-29  8:06 ` [PATCH 13/42] perf tools: Handle indexed data file properly Namhyung Kim
2015-01-29  8:06 ` [PATCH 14/42] perf record: Add --index option for building index table Namhyung Kim
2015-02-01 18:06   ` Jiri Olsa
2015-02-02  8:34     ` Adrian Hunter
2015-02-02  9:15       ` Jiri Olsa
2015-02-02  9:52         ` Adrian Hunter
2015-02-02 10:05           ` Jiri Olsa
2015-02-02 12:07             ` Adrian Hunter
2015-02-02 12:13               ` Jiri Olsa
2015-02-02 14:56                 ` Namhyung Kim
2015-02-02 17:30                   ` Jiri Olsa
2015-02-03  8:42                     ` Adrian Hunter
2015-01-29  8:06 ` [PATCH 15/42] perf report: Skip dummy tracking event Namhyung Kim
2015-01-29  8:06 ` [PATCH 16/42] perf tools: Pass session arg to perf_event__preprocess_sample() Namhyung Kim
2015-01-29  8:06 ` [PATCH 17/42] perf script: Pass session arg to ->process_event callback Namhyung Kim
2015-01-29  8:06 ` [PATCH 18/42] perf tools: Introduce thread__comm_time() helpers Namhyung Kim
2015-01-29  8:07 ` [PATCH 19/42] perf tools: Add a test case for thread comm handling Namhyung Kim
2015-01-29  8:07 ` [PATCH 20/42] perf tools: Use thread__comm_time() when adding hist entries Namhyung Kim
2015-01-29  8:07 ` [PATCH 21/42] perf tools: Convert dead thread list into rbtree Namhyung Kim
2015-01-29  8:07 ` [PATCH 22/42] perf tools: Introduce machine__find*_thread_time() Namhyung Kim
2015-01-29  8:07 ` [PATCH 23/42] perf tools: Add a test case for timed thread handling Namhyung Kim
2015-01-29  8:07 ` [PATCH 24/42] perf tools: Maintain map groups list in a leader thread Namhyung Kim
2015-01-29  8:07 ` [PATCH 25/42] perf tools: Introduce thread__find_addr_location_time() and friends Namhyung Kim
2015-01-29  8:07 ` [PATCH 26/42] perf tools: Add a test case for timed map groups handling Namhyung Kim
2015-01-29  8:07 ` [PATCH 27/42] perf tools: Protect dso symbol loading using a mutex Namhyung Kim
2015-01-29 12:34   ` Arnaldo Carvalho de Melo
2015-01-29 12:48     ` Namhyung Kim [this message]
2015-01-29  8:07 ` [PATCH 28/42] perf tools: Protect dso cache tree using dso->lock Namhyung Kim
2015-01-29  8:07 ` [PATCH 29/42] perf tools: Protect dso cache fd with a mutex Namhyung Kim
2015-01-29 12:31   ` Arnaldo Carvalho de Melo
2015-01-29 13:19     ` Namhyung Kim
2015-01-29 16:23       ` Arnaldo Carvalho de Melo
2015-01-30  0:51         ` Namhyung Kim
2015-01-29  8:07 ` [PATCH 30/42] perf session: Pass struct events stats to event processing functions Namhyung Kim
2015-01-29  8:07 ` [PATCH 31/42] perf hists: Pass hists struct to hist_entry_iter functions Namhyung Kim
2015-01-29  8:07 ` [PATCH 32/42] perf tools: Move BUILD_ID_SIZE definition to perf.h Namhyung Kim
2015-01-29  8:07 ` [PATCH 33/42] perf report: Parallelize perf report using multi-thread Namhyung Kim
2015-01-29  8:07 ` [PATCH 34/42] perf tools: Add missing_threads rb tree Namhyung Kim
2015-01-29  8:07 ` [PATCH 35/42] perf record: Synthesize COMM event for a command line workload Namhyung Kim
2015-01-29  8:07 ` [PATCH 36/42] perf tools: Fix progress ui to support multi thread Namhyung Kim
2015-01-29  8:07 ` [PATCH 37/42] perf report: Add --multi-thread option and config item Namhyung Kim
2015-01-29  8:07 ` [PATCH 38/42] perf session: Handle index files generally Namhyung Kim
2015-01-29  8:07 ` [PATCH 39/42] perf tools: Convert lseek + read to pread Namhyung Kim
2015-01-30 18:34   ` [tip:perf/core] perf symbols: " tip-bot for Namhyung Kim
2015-01-29  8:07 ` [PATCH 40/42] perf callchain: Save eh/debug frame offset for dwarf unwind Namhyung Kim
2015-01-29 12:38   ` Arnaldo Carvalho de Melo
2015-01-29 13:23     ` Namhyung Kim
2015-01-29 19:22   ` Arnaldo Carvalho de Melo
2015-01-30 18:32   ` [tip:perf/core] perf callchain: Cache eh/ debug " tip-bot for Namhyung Kim
2015-01-29  8:07 ` [PATCH 41/42] perf tools: Add new perf data command Namhyung Kim
2015-01-29  8:07 ` [PATCH 42/42] perf data: Implement 'index' subcommand Namhyung Kim
2015-01-29 19:56 ` [RFC/PATCHSET 00/42] perf tools: Speed-up perf report by using multi thread (v2) Arnaldo Carvalho de Melo
2015-03-03  3:07 [RFC/PATCHSET 00/38] perf tools: Speed-up perf report by using multi thread (v3) Namhyung Kim
2015-03-03  3:07 ` [PATCH 01/38] perf tools: Use a software dummy event to track task/mmap events Namhyung Kim
2015-03-03  3:07 ` [PATCH 02/38] perf tools: Add rm_rf() utility function Namhyung Kim
2015-03-03  3:07 ` [PATCH 03/38] perf tools: Introduce copyfile_offset() function Namhyung Kim
2015-03-04 14:58   ` Jiri Olsa
2015-03-03  3:07 ` [PATCH 04/38] perf tools: Create separate mmap for dummy tracking event Namhyung Kim
2015-03-03  3:07 ` [PATCH 05/38] perf tools: Introduce perf_evlist__mmap_track() Namhyung Kim
2015-03-03  3:07 ` [PATCH 06/38] perf tools: Add HEADER_DATA_INDEX feature Namhyung Kim
2015-03-03  3:07 ` [PATCH 07/38] perf tools: Handle indexed data file properly Namhyung Kim
2015-03-04 16:19   ` Jiri Olsa
2015-03-06  4:17     ` Namhyung Kim
2015-03-03  3:07 ` [PATCH 08/38] perf record: Add --index option for building index table Namhyung Kim
2015-03-05  7:56   ` Jiri Olsa
2015-03-06  4:19     ` Namhyung Kim
2015-03-03  3:07 ` [PATCH 09/38] perf report: Skip dummy tracking event Namhyung Kim
2015-03-03  3:07 ` [PATCH 10/38] perf tools: Pass session arg to perf_event__preprocess_sample() Namhyung Kim
2015-03-03 13:59   ` Arnaldo Carvalho de Melo
2015-03-03 14:18     ` Namhyung Kim
2015-03-03  3:07 ` [PATCH 11/38] perf script: Pass session arg to ->process_event callback Namhyung Kim
2015-03-03  3:07 ` [PATCH 12/38] perf tools: Introduce thread__comm_time() helpers Namhyung Kim
2015-03-03 16:28   ` Frederic Weisbecker
2015-03-04  0:02     ` Namhyung Kim
2015-03-05 16:08       ` Frederic Weisbecker
2015-03-06  4:38         ` Namhyung Kim
2015-03-06 12:48           ` Arnaldo Carvalho de Melo
2015-03-10  6:55             ` Namhyung Kim
2015-03-03  3:07 ` [PATCH 13/38] perf tools: Add a test case for thread comm handling Namhyung Kim
2015-03-03  3:07 ` [PATCH 14/38] perf tools: Use thread__comm_time() when adding hist entries Namhyung Kim
2015-03-03  3:07 ` [PATCH 15/38] perf tools: Convert dead thread list into rbtree Namhyung Kim
2015-03-03  3:07 ` [PATCH 16/38] perf tools: Introduce machine__find*_thread_time() Namhyung Kim
2015-03-03  3:07 ` [PATCH 17/38] perf tools: Add a test case for timed thread handling Namhyung Kim
2015-03-03  3:07 ` [PATCH 18/38] perf tools: Reducing arguments of hist_entry_iter__add() Namhyung Kim
2015-03-03  3:07 ` [PATCH 19/38] perf tools: Pass session to hist_entry_iter struct Namhyung Kim
2015-03-03  3:07 ` [PATCH 20/38] perf tools: Maintain map groups list in a leader thread Namhyung Kim
2015-03-03  3:07 ` [PATCH 21/38] perf tools: Introduce session__find_addr_location() and friends Namhyung Kim
2015-03-03  3:07 ` [PATCH 22/38] perf callchain: Use " Namhyung Kim
2015-03-03 14:01   ` Arnaldo Carvalho de Melo
2015-03-03  3:07 ` [PATCH 23/38] perf tools: Add a test case for timed map groups handling Namhyung Kim
2015-03-03  3:07 ` [PATCH 24/38] perf tools: Protect dso symbol loading using a mutex Namhyung Kim
2015-03-03  3:07 ` [PATCH 25/38] perf tools: Protect dso cache tree using dso->lock Namhyung Kim
2015-03-03  3:07 ` [PATCH 26/38] perf tools: Protect dso cache fd with a mutex Namhyung Kim
2015-03-03  3:07 ` [PATCH 27/38] perf callchain: Maintain libunwind's address space in map_groups Namhyung Kim
2015-03-03  3:07 ` [PATCH 28/38] perf tools: Add dso__data_get/put_fd() Namhyung Kim
2015-03-03  3:07 ` [PATCH 29/38] perf session: Pass struct events stats to event processing functions Namhyung Kim
2015-03-03  3:07 ` [PATCH 30/38] perf hists: Pass hists struct to hist_entry_iter struct Namhyung Kim
2015-03-03  3:07 ` [PATCH 31/38] perf tools: Move BUILD_ID_SIZE definition to perf.h Namhyung Kim
2015-03-03  3:07 ` [PATCH 32/38] perf report: Parallelize perf report using multi-thread Namhyung Kim
2015-03-03  3:07 ` [PATCH 33/38] perf tools: Add missing_threads rb tree Namhyung Kim
2015-03-03  3:07 ` [PATCH 34/38] perf record: Synthesize COMM event for a command line workload Namhyung Kim
2015-03-03  3:07 ` [PATCH 35/38] perf tools: Fix progress ui to support multi thread Namhyung Kim
2015-03-03  3:07 ` [PATCH 36/38] perf report: Add --multi-thread option and config item Namhyung Kim
2015-03-03  3:07 ` [PATCH 37/38] perf session: Handle index files generally Namhyung Kim
2015-03-03  3:07 ` [PATCH 38/38] perf data: Implement 'index' subcommand Namhyung Kim
2015-05-18  0:30 [RFC/PATCHSET 00/40] perf tools: Speed-up perf report by using multi thread (v4) Namhyung Kim
2015-05-18  0:30 ` [PATCH 01/40] perf tools: Use a software dummy event to track task/mmap events Namhyung Kim
2015-05-18  0:30 ` [PATCH 02/40] perf tools: Add rm_rf() utility function Namhyung Kim
2015-05-18  0:30 ` [PATCH 03/40] perf tools: Introduce copyfile_offset() function Namhyung Kim
2015-05-18 12:57   ` Arnaldo Carvalho de Melo
2015-05-19  6:20     ` Namhyung Kim
2015-05-20 12:24   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-05-18  0:30 ` [PATCH 04/40] perf tools: Create separate mmap for dummy tracking event Namhyung Kim
2015-05-18 18:07   ` Jiri Olsa
2015-05-19  6:24     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 05/40] perf tools: Introduce perf_evlist__mmap_track() Namhyung Kim
2015-05-18 18:09   ` Jiri Olsa
2015-05-19  6:28     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 06/40] perf tools: Add HEADER_DATA_INDEX feature Namhyung Kim
2015-05-18 18:17   ` Jiri Olsa
2015-05-19  6:34     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 07/40] perf tools: Handle indexed data file properly Namhyung Kim
2015-05-18 18:37   ` Jiri Olsa
2015-05-19  6:40     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 08/40] perf record: Add --index option for building index table Namhyung Kim
2015-05-18  0:30 ` [PATCH 09/40] perf report: Skip dummy tracking event Namhyung Kim
2015-05-18  0:30 ` [PATCH 10/40] perf tools: Introduce thread__comm(_str)_by_time() helpers Namhyung Kim
2015-05-18  0:30 ` [PATCH 11/40] perf tools: Add a test case for thread comm handling Namhyung Kim
2015-05-18 19:29   ` Jiri Olsa
2015-05-19  6:42     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 12/40] perf tools: Use thread__comm_by_time() when adding hist entries Namhyung Kim
2015-05-18  0:30 ` [PATCH 13/40] perf tools: Convert dead thread list into rbtree Namhyung Kim
2015-05-18 19:34   ` Jiri Olsa
2015-05-19  6:45     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 14/40] perf tools: Introduce machine__find*_thread_by_time() Namhyung Kim
2015-05-18 19:50   ` Jiri Olsa
2015-05-18 19:56     ` Jiri Olsa
2015-05-19  6:57     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 15/40] perf tools: Add a test case for timed thread handling Namhyung Kim
2015-05-18  0:30 ` [PATCH 16/40] perf tools: Reducing arguments of hist_entry_iter__add() Namhyung Kim
2015-05-18 12:55   ` Arnaldo Carvalho de Melo
2015-05-19  7:01     ` Namhyung Kim
2015-05-19  8:04       ` [PATCH] " Namhyung Kim
2015-05-19 14:03         ` Arnaldo Carvalho de Melo
2015-05-27 16:47         ` [tip:perf/core] perf hists: " tip-bot for Namhyung Kim
2015-05-18  0:30 ` [PATCH 17/40] perf tools: Maintain map groups list in a leader thread Namhyung Kim
2015-05-18  0:30 ` [PATCH 18/40] perf tools: Introduce thread__find_addr_location_by_time() and friends Namhyung Kim
2015-05-18  0:30 ` [PATCH 19/40] perf callchain: Use " Namhyung Kim
2015-05-18  0:30 ` [PATCH 20/40] perf tools: Add a test case for timed map groups handling Namhyung Kim
2015-05-18  0:30 ` [PATCH 21/40] perf tools: Save timestamp of a map creation Namhyung Kim
2015-05-18  0:30 ` [PATCH 22/40] perf tools: Introduce map_groups__{insert,find}_by_time() Namhyung Kim
2015-05-18  0:30 ` [PATCH 23/40] perf tools: Use map_groups__find_addr_by_time() Namhyung Kim
2015-05-18  0:30 ` [PATCH 24/40] perf tools: Add testcase for managing maps with time Namhyung Kim
2015-05-18  0:30 ` [PATCH 25/40] perf tools: Protect dso symbol loading using a mutex Namhyung Kim
2015-05-20 12:25   ` [tip:perf/core] perf symbols: " tip-bot for Namhyung Kim
2015-05-18  0:30 ` [PATCH 26/40] perf tools: Protect dso cache tree using dso->lock Namhyung Kim
2015-05-20 12:25   ` [tip:perf/core] perf symbols: Protect dso cache tree using dso-> lock tip-bot for Namhyung Kim
2015-05-18  0:30 ` [PATCH 27/40] perf tools: Protect dso cache fd with a mutex Namhyung Kim
2015-05-20 12:25   ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-05-18  0:30 ` [PATCH 28/40] perf callchain: Maintain libunwind's address space in map_groups Namhyung Kim
2015-05-18  0:30 ` [PATCH 29/40] perf tools: Add dso__data_get/put_fd() Namhyung Kim
2015-05-18  0:30 ` [PATCH 30/40] perf session: Pass struct events stats to event processing functions Namhyung Kim
2015-05-18  0:30 ` [PATCH 31/40] perf hists: Pass hists struct to hist_entry_iter struct Namhyung Kim
2015-05-18  0:30 ` [PATCH 32/40] perf tools: Move BUILD_ID_SIZE definition to perf.h Namhyung Kim
2015-05-18  0:30 ` [PATCH 33/40] perf session: Separate struct machines from session Namhyung Kim
2015-05-18 12:52   ` Arnaldo Carvalho de Melo
2015-05-19  7:28     ` Namhyung Kim
2015-05-19 22:46       ` Arnaldo Carvalho de Melo
2015-05-19 23:58         ` Namhyung Kim
2015-05-28  2:39           ` [RFC 0/2] " Namhyung Kim
2015-05-28  2:39             ` [PATCH 1/2] perf tools: Introduce machines__new/delete() Namhyung Kim
2015-05-28  2:39             ` [PATCH 2/2] perf session: Separate struct machines from session Namhyung Kim
2015-05-18  0:30 ` [PATCH 34/40] perf report: Parallelize perf report using multi-thread Namhyung Kim
2015-05-19 10:12   ` Jiri Olsa
2015-05-19 14:58     ` Namhyung Kim
2015-05-18  0:30 ` [PATCH 35/40] perf record: Synthesize COMM event for a command line workload Namhyung Kim
2015-05-18 12:45   ` Arnaldo Carvalho de Melo
2015-05-19  7:46     ` Namhyung Kim
2015-05-19 14:02       ` Arnaldo Carvalho de Melo
2015-05-19 15:12         ` Namhyung Kim
2015-05-19 16:30           ` Arnaldo Carvalho de Melo
2015-05-19 19:49           ` Jiri Olsa
2015-05-19 20:18             ` Arnaldo Carvalho de Melo
2015-05-19 23:56               ` Namhyung Kim
2015-05-20  0:22                 ` Arnaldo Carvalho de Melo
2015-05-20  0:56                   ` Namhyung Kim
2015-05-20  1:16                     ` Arnaldo Carvalho de Melo
2015-05-18  0:30 ` [PATCH 36/40] perf tools: Fix progress ui to support multi thread Namhyung Kim
2015-05-18  0:30 ` [PATCH 37/40] perf report: Add --multi-thread option and config item Namhyung Kim
2015-05-18  0:30 ` [PATCH 38/40] perf session: Handle index files generally Namhyung Kim
2015-05-19 22:27   ` David Ahern
2015-05-20  0:05     ` Namhyung Kim
2015-05-20  7:20       ` [PATCH 41/40] perf report: Add --num-thread option to control number of thread Namhyung Kim
2015-05-18  0:30 ` [PATCH 39/40] perf data: Implement 'index' subcommand Namhyung Kim
2015-05-18  0:30 ` [PATCH Not-for-merge 40/40] perf tools: Disable thread refcount due to bug Namhyung Kim
2015-05-18  1:23   ` Arnaldo Carvalho de Melo
2015-05-18 12:21     ` Namhyung Kim
2015-05-18 12:30       ` Arnaldo Carvalho de Melo

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