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Date:	Fri, 4 Mar 2016 18:59:23 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Jiri Olsa <jolsa@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Stephane Eranian <eranian@...gle.com>,
	Wang Nan <wangnan0@...wei.com>
Subject: Re: [PATCH v2 2/8] perf tools: Introduce
 perf_hpp__setup_hists_formats()

Em Fri, Mar 04, 2016 at 06:58:22PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, Mar 04, 2016 at 11:59:36PM +0900, Namhyung Kim escreveu:
> > The perf_hpp__setup_hists_formats() is to build hists-specific output
> > formats (and sort keys).  Currently it's only used in order to build the
> > output format in a hierarchy with same sort keys, but it could be used
> > with different sort keys in non-hierarchy mode later.
> 
> After applying this one:

> rebuild it with DEBUG=1, run it on gdb, press 'q' to exit 'perf top':
 
> (gdb) run top --stdio --hierarchy
> Program received signal SIGSEGV, Segmentation fault.
> 0x000000000051632b in hists_evsel__exit (evsel=0x19b95b0) at util/hist.c:2143
> 2143			perf_hpp_list__for_each_format_safe(&node->hpp, fmt, pos) {
> Missing separate debuginfos, use: dnf debuginfo-install bzip2-libs-1.0.6-19.fc23.x86_64 glibc-2.22-10.fc23.x86_64 libunwind-1.1-10.fc23.x86_64 nss-softokn-freebl-3.22.0-1.0.fc23.x86_64 numactl-libs-2.0.10-3.fc23.x86_64 perl-libs-5.22.1-350.fc23.x86_64 python-libs-2.7.10-8.fc23.x86_64 slang-2.3.0-4.fc23.x86_64

Please continue from acme/perf/core, the first patch is there already.

Thanks,

- Arnaldo

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