linux-kernel - [PATCH V2 06/10] perf tools: fix annotate_browser_

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Date:	Sun, 22 Sep 2013 13:22:14 +0300
From:	Adrian Hunter <adrian.hunter@...el.com>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-kernel@...r.kernel.org, David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>, Mike Galbraith <efault@....de>,
	Namhyung Kim <namhyung@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: [PATCH V2 06/10] perf tools: fix annotate_browser__callq()

When following a call, annotate_browser__callq()
uses the current symbol's map to look up the
target ip.  That will not work if the target ip
is on a map with a different mapping (i.e.
start - pgoff is different).

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
---
 tools/perf/ui/browsers/annotate.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 08545ae..d9edb35 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -445,14 +445,16 @@ static bool annotate_browser__callq(struct annotate_browser *browser,
 	struct symbol *sym = ms->sym;
 	struct annotation *notes;
 	struct symbol *target;
+	struct map *map;
 	u64 ip;
 	char title[SYM_TITLE_MAX_SIZE];
 
 	if (!ins__is_call(dl->ins))
 		return false;
 
-	ip = ms->map->map_ip(ms->map, dl->ops.target.addr);
-	target = map__find_symbol(ms->map, ip, NULL);
+	map = ms->map;
+	ip = dl->ops.target.addr;
+	target = map__find_other_map_symbol(&map, &ip, NULL);
 	if (target == NULL) {
 		ui_helpline__puts("The called function was not found.");
 		return true;
@@ -469,8 +471,8 @@ static bool annotate_browser__callq(struct annotate_browser *browser,
 	}
 
 	pthread_mutex_unlock(&notes->lock);
-	symbol__tui_annotate(target, ms->map, evsel, hbt);
-	sym_title(sym, ms->map, title, sizeof(title));
+	symbol__tui_annotate(target, map, evsel, hbt);
+	sym_title(sym, map, title, sizeof(title));
 	ui_browser__show_title(&browser->b, title);
 	return true;
 }
-- 
1.7.11.7

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