linux-kernel - [tip:perf/core] perf hists: Factor out duplicated code

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Date:	Sun, 18 Jul 2010 10:34:22 GMT
From:	tip-bot for Arnaldo Carvalho de Melo <acme@...hat.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, eranian@...gle.com, paulus@...ba.org,
	acme@...hat.com, hpa@...or.com, mingo@...hat.com,
	peterz@...radead.org, efault@....de, fweisbec@...il.com,
	tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perf/core] perf hists: Factor out duplicated code

Commit-ID:  cc5edb0eb9ce892b530e34a5d110382483587942
Gitweb:     http://git.kernel.org/tip/cc5edb0eb9ce892b530e34a5d110382483587942
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Fri, 16 Jul 2010 12:35:07 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Sat, 17 Jul 2010 15:45:55 -0300

perf hists: Factor out duplicated code

Introducing hists__remove_entry_filter.

Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/hist.c |   36 ++++++++++++++++++------------------
 1 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 68d288c..7b5848c 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -795,6 +795,21 @@ enum hist_filter {
 	HIST_FILTER__THREAD,
 };
 
+static void hists__remove_entry_filter(struct hists *self, struct hist_entry *h,
+				       enum hist_filter filter)
+{
+	h->filtered &= ~(1 << filter);
+	if (h->filtered)
+		return;
+
+	++self->nr_entries;
+	self->stats.total_period += h->period;
+	self->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events;
+
+	if (h->ms.sym && self->max_sym_namelen < h->ms.sym->namelen)
+		self->max_sym_namelen = h->ms.sym->namelen;
+}
+
 void hists__filter_by_dso(struct hists *self, const struct dso *dso)
 {
 	struct rb_node *nd;
@@ -814,15 +829,7 @@ void hists__filter_by_dso(struct hists *self, const struct dso *dso)
 			continue;
 		}
 
-		h->filtered &= ~(1 << HIST_FILTER__DSO);
-		if (!h->filtered) {
-			++self->nr_entries;
-			self->stats.total_period += h->period;
-			self->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events;
-			if (h->ms.sym &&
-			    self->max_sym_namelen < h->ms.sym->namelen)
-				self->max_sym_namelen = h->ms.sym->namelen;
-		}
+		hists__remove_entry_filter(self, h, HIST_FILTER__DSO);
 	}
 }
 
@@ -841,15 +848,8 @@ void hists__filter_by_thread(struct hists *self, const struct thread *thread)
 			h->filtered |= (1 << HIST_FILTER__THREAD);
 			continue;
 		}
-		h->filtered &= ~(1 << HIST_FILTER__THREAD);
-		if (!h->filtered) {
-			++self->nr_entries;
-			self->stats.total_period += h->period;
-			self->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events;
-			if (h->ms.sym &&
-			    self->max_sym_namelen < h->ms.sym->namelen)
-				self->max_sym_namelen = h->ms.sym->namelen;
-		}
+
+		hists__remove_entry_filter(self, h, HIST_FILTER__THREAD);
 	}
 }
 
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