From: Jiri Olsa <jolsa@redhat.com>
To: Adrian Hunter <adrian.hunter@intel.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel@vger.kernel.org, David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Mike Galbraith <efault@gmx.de>, Namhyung Kim <namhyung@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH V5 3/9] perf tools: workaround objdump difficulties with kcore
Date: Tue, 8 Oct 2013 16:02:36 +0200 [thread overview]
Message-ID: <20131008140236.GD1348@krava.redhat.com> (raw)
In-Reply-To: <1381221956-16699-4-git-send-email-adrian.hunter@intel.com>
On Tue, Oct 08, 2013 at 11:45:50AM +0300, Adrian Hunter wrote:
> objdump fails to annotate module symbols when looking
> at kcore. Workaround this by extracting object code
> from kcore and putting it in a temporary file for
> objdump to use instead. The temporary file is created
> to look like kcore but contains only the function
> being disassembled.
Excited to ses this one, but looks like I'm hitting some
issue. All annotation starts for me like this:
▒
│ Disassembly of section load0: ▒
│ ▒
│ ffffffff815eee80 <load0>: ◆
9.33 │ffffffff815eee80: data32 data32 data32 xchg %ax,%ax
which does not seem right
thanks,
jirka
next prev parent reply other threads:[~2013-10-08 14:03 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-08 8:45 [PATCH V5 0/9] perf tools: kcore improvements Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 1/9] perf tools: make a separate function to parse /proc/modules Adrian Hunter
2013-10-15 5:31 ` [tip:perf/core] perf symbols: Make a separate function to parse / proc/modules tip-bot for Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 2/9] perf tools: validate kcore module addresses Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 3/9] perf tools: workaround objdump difficulties with kcore Adrian Hunter
2013-10-08 14:02 ` Jiri Olsa [this message]
2013-10-09 7:33 ` Adrian Hunter
2013-10-09 10:12 ` Jiri Olsa
2013-10-09 10:38 ` Adrian Hunter
2013-10-09 12:16 ` Jiri Olsa
2013-10-09 12:43 ` Adrian Hunter
2013-10-08 15:56 ` Arnaldo Carvalho de Melo
2013-10-08 8:45 ` [PATCH V5 4/9] perf tools: add map__find_other_map_symbol() Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 5/9] perf tools: fix annotate_browser__callq() Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 6/9] perf tools: find kcore symbols on other maps Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 7/9] perf tools: add copyfile_mode() Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 8/9] perf buildid-cache: add ability to add kcore to the cache Adrian Hunter
2013-10-08 8:45 ` [PATCH V5 9/9] perf tools: add ability to find kcore in build-id cache Adrian Hunter
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