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perf hist: Adopt filter by dso and by thread methods from the newt browser

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Those are really not specific to the newt code, can be used by other UI
frontends.

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-05-11 11:10:15 -03:00
parent e3174cfd2a
commit b09e0190ac
5 changed files with 89 additions and 85 deletions
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59
tools/perf/util/hist.c
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@@ -784,3 +784,62 @@ print_entries:
return ret;
}
enum hist_filter {
HIST_FILTER__DSO,
HIST_FILTER__THREAD,
};
void hists__filter_by_dso(struct hists *self, const struct dso *dso)
{
struct rb_node *nd;
self->nr_entries = self->stats.total = 0;
self->max_sym_namelen = 0;
for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
if (symbol_conf.exclude_other && !h->parent)
continue;
if (dso != NULL && (h->ms.map == NULL || h->ms.map->dso != dso)) {
h->filtered |= (1 << HIST_FILTER__DSO);
continue;
}
h->filtered &= ~(1 << HIST_FILTER__DSO);
if (!h->filtered) {
++self->nr_entries;
self->stats.total += h->count;
if (h->ms.sym &&
self->max_sym_namelen < h->ms.sym->namelen)
self->max_sym_namelen = h->ms.sym->namelen;
}
}
}
void hists__filter_by_thread(struct hists *self, const struct thread *thread)
{
struct rb_node *nd;
self->nr_entries = self->stats.total = 0;
self->max_sym_namelen = 0;
for (nd = rb_first(&self->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
if (thread != NULL && h->thread != thread) {
h->filtered |= (1 << HIST_FILTER__THREAD);
continue;
}
h->filtered &= ~(1 << HIST_FILTER__THREAD);
if (!h->filtered) {
++self->nr_entries;
self->stats.total += h->count;
if (h->ms.sym &&
self->max_sym_namelen < h->ms.sym->namelen)
self->max_sym_namelen = h->ms.sym->namelen;
}
}
}