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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>
This commit is contained in:
Anton Blanchard 2009-07-01 09:00:46 +10:00 committed by Ingo Molnar
parent 6717534ddc
commit 2ab52083ff
1 changed files with 17 additions and 7 deletions
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24
tools/perf/builtin-top.c
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@ -286,11 +286,22 @@ static void *display_thread(void *arg)
return NULL; 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 symbol_filter(struct dso *self, struct symbol *sym)
{ {
static int filter_match; static int filter_match;
struct sym_entry *syme; struct sym_entry *syme;
const char *name = sym->name; const char *name = sym->name;
int i;
if (!strcmp(name, "_text") || if (!strcmp(name, "_text") ||
!strcmp(name, "_etext") || !strcmp(name, "_etext") ||
@ -302,13 +313,12 @@ static int symbol_filter(struct dso *self, struct symbol *sym)
return 1; return 1;
syme = dso__sym_priv(self, sym); syme = dso__sym_priv(self, sym);
/* Tag samples to be skipped. */ for (i = 0; skip_symbols[i]; i++) {
if (!strcmp("default_idle", name) || if (!strcmp(skip_symbols[i], name)) {
!strcmp("cpu_idle", name) || syme->skip = 1;
!strcmp("enter_idle", name) || break;
!strcmp("exit_idle", name) || }
!strcmp("mwait_idle", name)) }
syme->skip = 1;
if (filter_match == 1) { if (filter_match == 1) {
filter_end = sym->start; filter_end = sym->start;