From: Srikar Dronamraju on

perf: Dont adjust symbols on name lookup

Adjusting symbols is not needed if we are searching by name even
if the symbols correspond to user space objects.
Infact if we adjust and search symbols by name, we get incorrect
results.

Signed-off-by: Srikar Dronamraju <srikar(a)linux.vnet.ibm.com>
---

tools/perf/util/symbol.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)


diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 971d0a0..e5cb705 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1016,12 +1016,14 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name,
nr_syms = shdr.sh_size / shdr.sh_entsize;

memset(&sym, 0, sizeof(sym));
- if (self->kernel == DSO_TYPE_USER) {
+ if (self->kernel != DSO_TYPE_USER || symbol_conf.sort_by_name)
+ self->adjust_symbols = 0;
+ else {
self->adjust_symbols = (ehdr.e_type == ET_EXEC ||
elf_section_by_name(elf, &ehdr, &shdr,
".gnu.prelink_undo",
NULL) != NULL);
- } else self->adjust_symbols = 0;
+ }

elf_symtab__for_each_symbol(syms, nr_syms, idx, sym) {
struct symbol *f;
--
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