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Groups > linux.kernel > #1566624

[PATCH 02/23] perf hists browser: Put hist_entry folding logic into single function

From Arnaldo Carvalho de Melo <acme@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 02/23] perf hists browser: Put hist_entry folding logic into single function
Date 2017-01-25 15:00 +0100
Message-ID <t3whd-2sl-45@gated-at.bofh.it> (permalink)
References <t3whb-2sl-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Jiri Olsa <jolsa@kernel.org>

It will be used in following patch to expand or collapse only the
current browser entry.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1484904032-11040-2-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/ui/browsers/hists.c | 43 ++++++++++++++++++++++++------------------
 1 file changed, 25 insertions(+), 18 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 641b40234a9d..8bf18afe2a1f 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -501,8 +501,8 @@ static int hierarchy_set_folding(struct hist_browser *hb, struct hist_entry *he,
 	return n;
 }
 
-static void hist_entry__set_folding(struct hist_entry *he,
-				    struct hist_browser *hb, bool unfold)
+static void __hist_entry__set_folding(struct hist_entry *he,
+				      struct hist_browser *hb, bool unfold)
 {
 	hist_entry__init_have_children(he);
 	he->unfolded = unfold ? he->has_children : false;
@@ -520,12 +520,34 @@ static void hist_entry__set_folding(struct hist_entry *he,
 		he->nr_rows = 0;
 }
 
+static void hist_entry__set_folding(struct hist_entry *he,
+				    struct hist_browser *browser, bool unfold)
+{
+	double percent;
+
+	percent = hist_entry__get_percent_limit(he);
+	if (he->filtered || percent < browser->min_pcnt)
+		return;
+
+	__hist_entry__set_folding(he, browser, unfold);
+
+	if (!he->depth || unfold)
+		browser->nr_hierarchy_entries++;
+	if (he->leaf)
+		browser->nr_callchain_rows += he->nr_rows;
+	else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
+		browser->nr_hierarchy_entries++;
+		he->has_no_entry = true;
+		he->nr_rows = 1;
+	} else
+		he->has_no_entry = false;
+}
+
 static void
 __hist_browser__set_folding(struct hist_browser *browser, bool unfold)
 {
 	struct rb_node *nd;
 	struct hist_entry *he;
-	double percent;
 
 	nd = rb_first(&browser->hists->entries);
 	while (nd) {
@@ -535,21 +557,6 @@ __hist_browser__set_folding(struct hist_browser *browser, bool unfold)
 		nd = __rb_hierarchy_next(nd, HMD_FORCE_CHILD);
 
 		hist_entry__set_folding(he, browser, unfold);
-
-		percent = hist_entry__get_percent_limit(he);
-		if (he->filtered || percent < browser->min_pcnt)
-			continue;
-
-		if (!he->depth || unfold)
-			browser->nr_hierarchy_entries++;
-		if (he->leaf)
-			browser->nr_callchain_rows += he->nr_rows;
-		else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
-			browser->nr_hierarchy_entries++;
-			he->has_no_entry = true;
-			he->nr_rows = 1;
-		} else
-			he->has_no_entry = false;
 	}
 }
 
-- 
2.9.3

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Thread

[GIT PULL 00/23] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 19/23] perf tools: Propagate perf_config() errors Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 15/23] tools lib bpf: Define prog_type fns with macro Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 10/23] perf script: Add "brstackasm" output for branch stacks Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 11/23] perf probe: Fix wrong register name for arm64 Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 09/23] perf script: Add support for printing assembler Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 18/23] perf scripting perl: Do not die() when not founding event for a type Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 21/23] perf util: Add more debug message on failure path Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 08/23] perf tools: Add disassembler for x86 using the XED library Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 14/23] tools lib bpf: Fix map offsets in relocation Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 02/23] perf hists browser: Put hist_entry folding logic into single function Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 22/23] perf ftrace: Introduce new 'ftrace' tool Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 01/23] perf unwind: Fix looking up dwarf unwind stack info Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 13/23] perf probe: Delete an unnecessary assignment in try_to_find_absolute_address() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 23/23] perf ftrace: Make 'function_graph' be the default tracer Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 04/23] perf c2c report: Display Total records column in offset view Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100
  [PATCH 06/23] perf tools: Add probing for the XED disassembler library Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-01-25 15:00 +0100

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