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From: Namhyung Kim <namhyung@kernel.org>
To: Pekka Enberg <penberg@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>
Subject: Re: [PROBLEM] perf report --gtk doesn't work
Date: Mon, 28 Apr 2014 10:16:35 +0900	[thread overview]
Message-ID: <87ppk2p824.fsf@sejong.aot.lge.com> (raw)
In-Reply-To: <CAOJsxLG-S2qske+o+hXKHMRLJu6McNFRi=tDQ8iraq=w_4oonA@mail.gmail.com> (Pekka Enberg's message of "Fri, 25 Apr 2014 14:09:45 +0300")

Hi Pekka,

On Fri, 25 Apr 2014 14:09:45 +0300, Pekka Enberg wrote:
> Hello,
>
> I'm seeing the following with v3.15-rc2:
>
> $ ~/bin/perf report --gtk
> GTK browser requested but could not find libperf-gtk.so
>
> The library file is in $HOME/lib64 and perf attempts to look it up.
> However, printing out dlerror() output shows the following:
>
> [penberg@localhost hornet]$ ~/bin/perf report --gtk
> /home/penberg/lib64/libperf-gtk.so: undefined symbol: sort_sym
> GTK browser requested but could not find libperf-gtk.so

Hmm.. strange.  On my system, it works perfectly..

>
> I'm not sure how this is supposed to work. sort_sym() is defined in
> the 'perf' executable so how is libperf-gtk.so going to see it?

I'm also not sure.. maybe linker finds the symbol in the executable in
case of dlopen()?

Thanks,
Namhyung

      reply	other threads:[~2014-04-28  1:16 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-25 11:09 [PROBLEM] perf report --gtk doesn't work Pekka Enberg
2014-04-28  1:16 ` Namhyung Kim [this message]

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