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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-11 14:10:15 (GMT) |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-11 15:43:10 (GMT) |
commit | b09e0190acf88c7fe3b05e3c331e1b2ef5310896 (patch) | |
tree | 260c82190298a9ee1b298679c6457c6b1735541a /tools/perf/util/hist.c | |
parent | e3174cfd2a1e28fff774681f00a0eef3d31da970 (diff) | |
download | linux-fsl-qoriq-b09e0190acf88c7fe3b05e3c331e1b2ef5310896.tar.xz |
perf hist: Adopt filter by dso and by thread methods from the newt browser
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>
Diffstat (limited to 'tools/perf/util/hist.c')
-rw-r--r-- | tools/perf/util/hist.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index e34fd24..baa55be 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -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; + } + } +} |