perf top: Remove old kernel-only symbol filter

Not needed, we already have code to prune aliases.

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>
Link: http://lkml.kernel.org/n/tip-1ysyce7qjgui93gi1efbjwhf@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 6f48df14e27705b2801bca0d16f4b209972376e2..40078570256640c5268fbd5c8d2a450960e95924 100644 (file)
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -657,31 +657,6 @@ static void *display_thread(void *arg)
        return NULL;
 }
 
-static int symbol_filter(struct map *map, struct symbol *sym)
-{
-       const char *name = sym->name;
-
-       if (!__map__is_kernel(map))
-               return 0;
-       /*
-        * ppc64 uses function descriptors and appends a '.' to the
-        * start of every instruction address. Remove it.
-        */
-       if (name[0] == '.')
-               name++;
-
-       if (!strcmp(name, "_text") ||
-           !strcmp(name, "_etext") ||
-           !strcmp(name, "_sinittext") ||
-           !strncmp("init_module", name, 11) ||
-           !strncmp("cleanup_module", name, 14) ||
-           strstr(name, "_text_start") ||
-           strstr(name, "_text_end"))
-               return 1;
-
-       return 0;
-}
-
 static int hist_iter__top_callback(struct hist_entry_iter *iter,
                                   struct addr_location *al, bool single,
                                   void *arg)
@@ -946,8 +921,6 @@ static int __cmd_top(struct perf_top *top)
        if (top->session == NULL)
                return -1;
 
-       machines__set_symbol_filter(&top->session->machines, symbol_filter);
-
        if (!objdump_path) {
                ret = perf_env__lookup_objdump(&top->session->header.env);
                if (ret)