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authorMilian Wolff <milian.wolff@kdab.com>2017-08-07 00:24:34 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-08-11 22:06:31 +0300
commit80c345b255cbb4e9dfb193bf0bf5536217237f6a (patch)
treed7023fa561eec2974f932f3b409441a55c65f103 /tools/perf/util
parente498f336d66f804f87787b2ec31821e349a37b7b (diff)
downloadlinux-80c345b255cbb4e9dfb193bf0bf5536217237f6a.tar.xz
perf util: Take elf_name as const string in dso__demangle_sym
The input string is not modified and thus can be passed in as a pointer to const data. Signed-off-by: Milian Wolff <milian.wolff@kdab.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Yao Jin <yao.jin@linux.intel.com> Link: http://lkml.kernel.org/r/20170806212446.24925-3-milian.wolff@kdab.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
-rw-r--r--tools/perf/util/symbol-elf.c2
-rw-r--r--tools/perf/util/symbol-minimal.c2
-rw-r--r--tools/perf/util/symbol.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 502505cf236a..7cf18f14e152 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -391,7 +391,7 @@ out_elf_end:
return 0;
}
-char *dso__demangle_sym(struct dso *dso, int kmodule, char *elf_name)
+char *dso__demangle_sym(struct dso *dso, int kmodule, const char *elf_name)
{
return demangle_sym(dso, kmodule, elf_name);
}
diff --git a/tools/perf/util/symbol-minimal.c b/tools/perf/util/symbol-minimal.c
index 40bf5d4c0bfd..1a5aa35b0100 100644
--- a/tools/perf/util/symbol-minimal.c
+++ b/tools/perf/util/symbol-minimal.c
@@ -377,7 +377,7 @@ void symbol__elf_init(void)
char *dso__demangle_sym(struct dso *dso __maybe_unused,
int kmodule __maybe_unused,
- char *elf_name __maybe_unused)
+ const char *elf_name __maybe_unused)
{
return NULL;
}
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 41ebba9a2eb2..f0b08810d7fa 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -306,7 +306,7 @@ int dso__load_sym(struct dso *dso, struct map *map, struct symsrc *syms_ss,
int dso__synthesize_plt_symbols(struct dso *dso, struct symsrc *ss,
struct map *map);
-char *dso__demangle_sym(struct dso *dso, int kmodule, char *elf_name);
+char *dso__demangle_sym(struct dso *dso, int kmodule, const char *elf_name);
void __symbols__insert(struct rb_root *symbols, struct symbol *sym, bool kernel);
void symbols__insert(struct rb_root *symbols, struct symbol *sym);