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From: Jiri Olsa <jolsa@redhat.com>
To: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>,
	acme@kernel.org, jolsa@kernel.org,
	Jin Yao <yao.jin@linux.intel.com>,
	Linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	kernel-team@lge.com
Subject: Re: [PATCH v5 16/16] perf util: use correct IP mapping to find srcline for hist entry
Date: Fri, 13 Oct 2017 13:03:20 +0200	[thread overview]
Message-ID: <20171013110320.GA28151@krava> (raw)
In-Reply-To: <20171012185218.GA20959@krava>

On Thu, Oct 12, 2017 at 08:52:18PM +0200, Jiri Olsa wrote:
> On Thu, Oct 12, 2017 at 08:22:58PM +0200, Milian Wolff wrote:
> 
> SNIP
> 
> > > >  		return SRCLINE_UNKNOWN;
> > > > 
> > > > -	return get_srcline(map->dso, map__rip_2objdump(map, he->ip),
> > > > +	return get_srcline(map->dso, map__objdump_2mem(map, he->ip),
> > > > 
> > > >  			   he->ms.sym, true, true);
> > > 
> > > I'm not sure this is right.  IIRC hist_entry->ip is a relative IP so
> > > it needs to be changed for objdump use.  Maybe there's some bug on
> > > translating the address but it seems that the original code is
> > > correct.  And this change breaks srcline for my test program (which is
> > > a PIE).
> > 
> > Odd, I'll have to look at that. But this is imo unrelated to the rest of the 
> > patch series. So maybe we skip this one and apply the others. Assuming those 
> > other patches are OK by now?
> > 
> > Jiri, you also reviewed it before, is there anything else missing?
> 
> I plan to check on it this week.. sry for delay

I think Namhyung is right with his comment, the rest look ok,
so for patches 1 - 15:

Reviewed-by: Jiri Olsa <jolsa@redhat.com>

thanks,
jirka

  reply	other threads:[~2017-10-13 11:03 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-09 20:32 [PATCH v5 00/16] generate full callchain cursor entries for inlined frames Milian Wolff
2017-10-09 20:32 ` [PATCH v5 01/16] perf report: remove code to handle inline frames from browsers Milian Wolff
2017-10-25 17:15   ` [tip:perf/core] perf report: Remove " tip-bot for Milian Wolff
2017-10-09 20:32 ` [PATCH v5 02/16] perf util: store srcline in callchain_cursor_node Milian Wolff
2017-10-25 17:16   ` [tip:perf/core] perf callchain: Store " tip-bot for Milian Wolff
2017-10-09 20:32 ` [PATCH v5 03/16] perf util: refactor inline_list to operate on symbols Milian Wolff
2017-10-25 17:16   ` [tip:perf/core] perf callchain: Refactor " tip-bot for Milian Wolff
2017-10-09 20:32 ` [PATCH v5 04/16] perf util: refactor inline_list to store srcline string directly Milian Wolff
2017-10-25 17:17   ` [tip:perf/core] perf callchain: Refactor " tip-bot for Milian Wolff
2017-10-09 20:32 ` [PATCH v5 05/16] perf report: create real callchain entries for inlined frames Milian Wolff
2017-10-25 17:17   ` [tip:perf/core] perf callchain: Create " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 06/16] perf report: fall-back to function name comparison for -g srcline Milian Wolff
2017-10-25 17:18   ` [tip:perf/core] perf report: Fall-back " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 07/16] perf report: mark inlined frames in output by " (inlined)" suffix Milian Wolff
2017-10-25 17:18   ` [tip:perf/core] perf callchain: Mark " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 08/16] perf script: mark inlined frames and do not print DSO for them Milian Wolff
2017-10-25 17:18   ` [tip:perf/core] perf script: Mark " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 09/16] perf report: compare symbol name for inlined frames when matching Milian Wolff
2017-10-13 13:28   ` Arnaldo Carvalho de Melo
2017-10-25 17:19   ` [tip:perf/core] perf callchain: Compare " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 10/16] perf report: compare symbol name for inlined frames when sorting Milian Wolff
2017-10-25 17:19   ` [tip:perf/core] perf report: Compare " tip-bot for Milian Wolff
2017-10-09 20:33 ` [PATCH v5 11/16] perf report: properly handle branch count in match_chain Milian Wolff
2017-10-13 13:39   ` Arnaldo Carvalho de Melo
2017-10-13 14:08     ` Arnaldo Carvalho de Melo
2017-10-14 19:30       ` Milian Wolff
2017-10-16 14:17         ` Arnaldo Carvalho de Melo
2017-10-16  4:18       ` ravi
2017-10-16  8:27         ` Milian Wolff
2017-10-16 14:19         ` Arnaldo Carvalho de Melo
2017-10-09 20:33 ` [PATCH v5 12/16] perf report: cache failed lookups of inlined frames Milian Wolff
2017-10-09 20:33 ` [PATCH v5 13/16] perf report: cache srclines for callchain nodes Milian Wolff
2017-10-09 20:33 ` [PATCH v5 14/16] perf report: use srcline from callchain for hist entries Milian Wolff
2017-10-09 20:33 ` [PATCH v5 15/16] perf util: enable handling of inlined frames by default Milian Wolff
2017-10-09 20:33 ` [PATCH v5 16/16] perf util: use correct IP mapping to find srcline for hist entry Milian Wolff
2017-10-10  4:49   ` Namhyung Kim
2017-10-12 18:22     ` Milian Wolff
2017-10-12 18:52       ` Jiri Olsa
2017-10-13 11:03         ` Jiri Olsa [this message]
2017-10-13  1:19       ` Namhyung Kim

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