perf callchains: Store the map together with the symbol
We need this to know where a symbol in a callchain came from,
for various reasons, among them precise annotation from a
TUI/GUI tool.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1269459619-982-5-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index eed1cb8..2cef373 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -117,13 +117,13 @@
return 0;
}
-struct symbol **perf_session__resolve_callchain(struct perf_session *self,
- struct thread *thread,
- struct ip_callchain *chain,
- struct symbol **parent)
+struct map_symbol *perf_session__resolve_callchain(struct perf_session *self,
+ struct thread *thread,
+ struct ip_callchain *chain,
+ struct symbol **parent)
{
u8 cpumode = PERF_RECORD_MISC_USER;
- struct symbol **syms = NULL;
+ struct map_symbol *syms = NULL;
unsigned int i;
if (symbol_conf.use_callchain) {
@@ -160,7 +160,8 @@
*parent = al.sym;
if (!symbol_conf.use_callchain)
break;
- syms[i] = al.sym;
+ syms[i].map = al.map;
+ syms[i].sym = al.sym;
}
}