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authorArnaldo Carvalho de Melo <acme@redhat.com>2016-09-01 10:56:06 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-09-01 12:42:24 -0300
commitc97b40e4d15f13a36cd037d598e45cbe9e1e5757 (patch)
treeaa65af3562fd45cf7f42ef4d4faab7759409ff3f
parent7e1b659545b37ed629ee43d4daf72a02dc06e195 (diff)
downloadop-kernel-dev-c97b40e4d15f13a36cd037d598e45cbe9e1e5757.zip
op-kernel-dev-c97b40e4d15f13a36cd037d598e45cbe9e1e5757.tar.gz
perf symbols: Check symbol_conf.allow_aliases for kallsyms loading too
We can allow aliases to be kept, but we were checking this just when loading vmlinux files, be consistent, do it for any symbol table loading code that calls symbol__fixup_duplicate() by making this function check .allow_aliases instead. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Fixes: 680d926a8cb0 ("perf symbols: Allow symbol alias when loading map for symbol name") Link: http://lkml.kernel.org/n/tip-z0avp0s6cfjckc4xj3pdfjdz@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/symbol-elf.c3
-rw-r--r--tools/perf/util/symbol.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index e680371..9ba6e49 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -1136,8 +1136,7 @@ new_symbol:
* For misannotated, zeroed, ASM function sizes.
*/
if (nr > 0) {
- if (!symbol_conf.allow_aliases)
- symbols__fixup_duplicate(&dso->symbols[map->type]);
+ symbols__fixup_duplicate(&dso->symbols[map->type]);
symbols__fixup_end(&dso->symbols[map->type]);
if (kmap) {
/*
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 863d69c..ef2f913 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -153,6 +153,9 @@ void symbols__fixup_duplicate(struct rb_root *symbols)
struct rb_node *nd;
struct symbol *curr, *next;
+ if (symbol_conf.allow_aliases)
+ return;
+
nd = rb_first(symbols);
while (nd) {
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