All of lore.kernel.org
 help / color / mirror / Atom feed
From: Arnaldo Carvalho de Melo <arnaldo.melo@gmail.com>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
	Chandler Carruth <chandlerc@gmail.com>,
	Brendan Gregg <brendan.d.gregg@gmail.com>,
	Ingo Molnar <mingo@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Borislav Petkov <bp@suse.de>, David Ahern <dsahern@gmail.com>,
	Jiri Olsa <jolsa@redhat.com>,
	Stephane Eranian <eranian@google.com>,
	Wang Nan <wangnan0@huawei.com>,
	Taeung Song <treeze.taeung@gmail.com>
Subject: Re: [PATCH 13/16] perf callchain: Switch default to 'graph,0.5,caller'
Date: Wed, 21 Oct 2015 10:24:40 -0300	[thread overview]
Message-ID: <20151021132440.GF10639@kernel.org> (raw)
In-Reply-To: <20151021012136.GA628@sejong>

Em Wed, Oct 21, 2015 at 10:21:36AM +0900, Namhyung Kim escreveu:
> On Tue, Oct 20, 2015 at 03:44:04PM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Tue, Oct 20, 2015 at 07:21:16PM +0200, Frederic Weisbecker escreveu:
> > > On Tue, Oct 20, 2015 at 10:06:51AM -0300, Arnaldo Carvalho de Melo wrote:
> > And I noticed some other shortcoming of this ordering (caller) the stack
> > closer to userspace in a typical perf.data with callchains (perf record
> > -g) can have bogus addresses (-fomit-frame-pointer) :-\
 
> Maybe we need to add an option to ignore unresolved callchains?

We have:

    -U, --hide-unresolved
                          Only display entries resolved to a symbol

But I think the problem here is different, its not about unresolved
stuff, its about invalid addresses, no?

- Arnaldo

  reply	other threads:[~2015-10-21 13:24 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-05 21:03 [GIT PULL 00/16] perf/core improvements and fixes Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 01/16] tools lib api fs: No need to use PATH_MAX + 1 Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 02/16] perf evlist: Display DATA_SRC sample type bit Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 03/16] perf annotate: Fix sizeof_sym_hist overflow issue Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 04/16] perf tools: Export perf_event_attr__set_max_precise_ip() Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 05/16] perf tools: Introduce 'P' modifier to request max precision Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 06/16] perf tests: Add parsing test for 'P' modifier Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 07/16] perf tools: Add support for sorting on the iaddr Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 08/16] perf tools: Setup proper width for symbol_iaddr field Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 09/16] perf tools: Handle -h and -v options Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 10/16] perf tests: Add arch tests Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 11/16] perf tests: Move x86 tests into arch directory Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 12/16] perf tests: Add Intel CQM test Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 13/16] perf callchain: Switch default to 'graph,0.5,caller' Arnaldo Carvalho de Melo
2015-10-09 20:34   ` Brendan Gregg
2015-10-09 21:56     ` Arnaldo Carvalho de Melo
2015-10-09 22:10       ` Brendan Gregg
2015-10-09 22:25         ` Arnaldo Carvalho de Melo
2015-10-20  0:16           ` Brendan Gregg
2015-10-20 12:00             ` Arnaldo Carvalho de Melo
2015-10-20 12:19               ` Frederic Weisbecker
2015-10-20 13:06                 ` Arnaldo Carvalho de Melo
2015-10-20 17:21                   ` Frederic Weisbecker
2015-10-20 18:44                     ` Arnaldo Carvalho de Melo
2015-10-21  1:21                       ` Namhyung Kim
2015-10-21 13:24                         ` Arnaldo Carvalho de Melo [this message]
2015-10-21  8:09                     ` Namhyung Kim
2015-10-21 11:57                       ` Wangnan (F)
2015-10-21 16:35                       ` Frederic Weisbecker
     [not found]                   ` <CAAwGriEtYeBytGt9x24=uUqSEy5oJ2HigfA2KXnKyrAioKrtNg@mail.gmail.com>
2015-10-21 16:27                     ` Frederic Weisbecker
2015-10-21 18:28                     ` Brendan Gregg
2015-10-21 19:23                       ` Arnaldo Carvalho de Melo
2015-10-22  0:44                         ` Brendan Gregg
2015-10-21  8:06               ` Ingo Molnar
2015-10-21 13:21                 ` Arnaldo Carvalho de Melo
2015-10-21 19:18                 ` Brendan Gregg
2015-10-10  7:09         ` Ingo Molnar
2015-10-10  7:34           ` Brendan Gregg
2015-10-10  9:07             ` Ingo Molnar
2015-10-12 15:27   ` Frederic Weisbecker
2015-10-13  4:26   ` Namhyung Kim
2015-10-19 23:50     ` Brendan Gregg
2015-10-21  7:29       ` Namhyung Kim
2015-10-20 13:23   ` Wangnan (F)
2015-10-20 13:38     ` Arnaldo Carvalho de Melo
2015-10-21  1:44       ` Namhyung Kim
2015-10-21  8:48       ` Ingo Molnar
2015-10-21 13:43         ` Arnaldo Carvalho de Melo
2015-10-21 13:46           ` Arnaldo Carvalho de Melo
2015-10-22  8:46           ` Ingo Molnar
2015-10-22 12:36             ` Namhyung Kim
2015-10-05 21:03 ` [PATCH 14/16] perf ui browser: Optional horizontal scrolling key binding Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 15/16] perf hists browser: Implement horizontal scrolling Arnaldo Carvalho de Melo
2015-10-05 21:03 ` [PATCH 16/16] perf tools: Fail properly in case pattern matching fails to find tracepoint Arnaldo Carvalho de Melo
2015-10-06  7:09 ` [GIT PULL 00/16] perf/core improvements and fixes Ingo Molnar

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20151021132440.GF10639@kernel.org \
    --to=arnaldo.melo@gmail.com \
    --cc=adrian.hunter@intel.com \
    --cc=bp@suse.de \
    --cc=brendan.d.gregg@gmail.com \
    --cc=chandlerc@gmail.com \
    --cc=dsahern@gmail.com \
    --cc=eranian@google.com \
    --cc=fweisbec@gmail.com \
    --cc=jolsa@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@kernel.org \
    --cc=namhyung@kernel.org \
    --cc=treeze.taeung@gmail.com \
    --cc=wangnan0@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.