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authorAvi Kivity <avi@cloudius-systems.com>2014-01-22 21:58:46 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-01-27 11:47:27 -0300
commit950b8354716eb1f9c0b39777d379efa5f4125c04 (patch)
treefff1591a04caacb81eeceff76db3231b27f75c88 /tools/perf/util/symbol-elf.c
parent0d4dd797564cddc1f71ab0b239e9ea50ddd40b2a (diff)
downloadblackbird-op-linux-950b8354716eb1f9c0b39777d379efa5f4125c04.tar.gz
blackbird-op-linux-950b8354716eb1f9c0b39777d379efa5f4125c04.zip
perf tools: Demangle kernel and kernel module symbols too
Some kernels contain C++ code, and thus their symbols need to be demangled. This allows 'perf kvm top' to generate readable output. Signed-off-by: Avi Kivity <avi@cloudius-systems.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/26f71bf5bf7ee1408e3f1a803556d5df18223ef1.1390420726.git.avi@cloudius-systems.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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 759456728703..8f12f0f5101d 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -922,6 +922,7 @@ int dso__load_sym(struct dso *dso, struct map *map,
(u64)shdr.sh_offset);
sym.st_value -= shdr.sh_addr - shdr.sh_offset;
}
+new_symbol:
/*
* We need to figure out if the object was created from C++ sources
* DWARF DW_compile_unit has this, but we don't always have access
@@ -933,7 +934,6 @@ int dso__load_sym(struct dso *dso, struct map *map,
if (demangled != NULL)
elf_name = demangled;
}
-new_symbol:
f = symbol__new(sym.st_value, sym.st_size,
GELF_ST_BIND(sym.st_info), elf_name);
free(demangled);
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