summaryrefslogtreecommitdiff
path: root/tools/perf/util/symbol-elf.c
diff options
context:
space:
mode:
authorJin Yao <yao.jin@linux.intel.com>2017-03-25 23:34:26 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-03-27 18:00:38 +0300
commita64489c56c307bf0955f0489158c5ecf6aa10fe2 (patch)
treec509e096dd947ec390f3ec30d82f925e2e04763c /tools/perf/util/symbol-elf.c
parent5580338d0f207921bc1fef5b668cd564adcc3419 (diff)
downloadlinux-a64489c56c307bf0955f0489158c5ecf6aa10fe2.tar.xz
perf report: Find the inline stack for a given address
It would be useful for perf to support a mode to query the inline stack for a given callgraph address. This would simplify finding the right code in code that does a lot of inlining. The srcline.c has contained the code which supports to translate the address to filename:line_nr. This patch just extends the function to let it support getting the inline stacks. It introduces the inline_list which will store the inline function result (filename:line_nr and funcname). If BFD lib is not supported, the result is only filename:line_nr. Signed-off-by: Yao Jin <yao.jin@linux.intel.com> Tested-by: Milian Wolff <milian.wolff@kdab.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@intel.com> Link: http://lkml.kernel.org/r/1490474069-15823-3-git-send-email-yao.jin@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/symbol-elf.c')
-rw-r--r--tools/perf/util/symbol-elf.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 0e660dba58ad..d1a40bb642ff 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -390,6 +390,11 @@ out_elf_end:
return 0;
}
+char *dso__demangle_sym(struct dso *dso, int kmodule, char *elf_name)
+{
+ return demangle_sym(dso, kmodule, elf_name);
+}
+
/*
* Align offset to 4 bytes as needed for note name and descriptor data.
*/