perf top: Move skip symbols to an array

Move the list of symbols we skip into an array, making it
easier to add new ones.

Signed-off-by: Anton Blanchard <anton@samba.org>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
LKML-Reference: <20090630230140.904782938@samba.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 17 insertions, 7 deletions

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 5c2965562c5..731ec6d79c1 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -286,11 +286,22 @@ static void *display_thread(void *arg)
         return NULL;
 }
 
+/* Tag samples to be skipped. */
+char *skip_symbols[] = {
+        "default_idle",
+        "cpu_idle",
+        "enter_idle",
+        "exit_idle",
+        "mwait_idle",
+        NULL
+};
+
 static int symbol_filter(struct dso *self, struct symbol *sym)
 {
         static int filter_match;
         struct sym_entry *syme;
         const char *name = sym->name;
+        int i;
 
         if (!strcmp(name, "_text") ||
             !strcmp(name, "_etext") ||
@@ -302,13 +313,12 @@ static int symbol_filter(struct dso *self, struct symbol *sym)
                 return 1;
 
         syme = dso__sym_priv(self, sym);
-        /* Tag samples to be skipped. */
-        if (!strcmp("default_idle", name) ||
-            !strcmp("cpu_idle", name) ||
-            !strcmp("enter_idle", name) ||
-            !strcmp("exit_idle", name) ||
-            !strcmp("mwait_idle", name))
-                syme->skip = 1;
+        for (i = 0; skip_symbols[i]; i++) {
+                if (!strcmp(skip_symbols[i], name)) {
+                        syme->skip = 1;
+                        break;
+                }
+        }
 
         if (filter_match == 1) {
                 filter_end = sym->start;