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perf util: Take elf_name as const string in dso__demangle_sym

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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>
This commit is contained in:
Milian Wolff 2017-08-06 23:24:34 +02:00 committed by Arnaldo Carvalho de Melo
parent e498f336d6
commit 80c345b255
3 changed files with 3 additions and 3 deletions
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2
tools/perf/util/symbol-elf.c
View File

@ -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);
}

2
tools/perf/util/symbol-minimal.c
View File

@ -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;
}

2
tools/perf/util/symbol.h
View File

@ -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);