linux-kernel - [PATCH 20/35] perf annotate: Remove disasm__calc_percent from annotate_browser__calc

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Date:   Wed, 11 Oct 2017 17:01:43 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        David Ahern <dsahern@...il.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andi Kleen <andi@...stfloor.org>
Subject: [PATCH 20/35] perf annotate: Remove disasm__calc_percent from annotate_browser__calc_percent

Removing disasm__calc_percent from annotate_browser__calc_percent,
because we already have the data calculated in struct annotation_line.

Link: http://lkml.kernel.org/n/tip-ombkavh1jluozzkzewdbbuqy@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/ui/browsers/annotate.c | 22 ++++++----------------
 tools/perf/util/annotate.c        |  2 +-
 tools/perf/util/annotate.h        |  1 +
 3 files changed, 8 insertions(+), 17 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index b122d0a4e1ad..7d2de47a5bbb 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -437,15 +437,12 @@ static void annotate_browser__set_rb_top(struct annotate_browser *browser,
 	browser->curr_hot = nd;
 }
 
-static void annotate_browser__calc_percent(struct annotate_browser *browser,
-					   struct perf_evsel *evsel)
+static void annotate_browser__calc_percent(struct annotate_browser *browser)
 {
 	struct map_symbol *ms = browser->b.priv;
 	struct symbol *sym = ms->sym;
 	struct annotation *notes = symbol__annotation(sym);
-	struct annotation_line *next;
 	struct disasm_line *pos;
-	s64 len = symbol__size(sym);
 
 	browser->entries = RB_ROOT;
 
@@ -453,7 +450,6 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser,
 
 	list_for_each_entry(pos, &notes->src->source, al.node) {
 		struct browser_disasm_line *bpos = disasm_line__browser(pos);
-		const char *path = NULL;
 		double max_percent = 0.0;
 		int i;
 
@@ -462,17 +458,11 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser,
 			continue;
 		}
 
-		next = annotation_line__next(&pos->al, &notes->src->source);
-
 		for (i = 0; i < browser->nr_events; i++) {
-			struct sym_hist_entry sample;
+			struct annotation_data *sample = &pos->al.samples[i];
 
-			bpos->samples[i].percent = disasm__calc_percent(notes,
-						evsel->idx + i,
-						pos->al.offset,
-						next ? next->offset : len,
-						&path, &sample);
-			bpos->samples[i].he = sample;
+			bpos->samples[i].percent = sample->percent;
+			bpos->samples[i].he      = sample->he;
 
 			if (max_percent < bpos->samples[i].percent)
 				max_percent = bpos->samples[i].percent;
@@ -780,7 +770,7 @@ static int annotate_browser__run(struct annotate_browser *browser,
 	if (ui_browser__show(&browser->b, title, help) < 0)
 		return -1;
 
-	annotate_browser__calc_percent(browser, evsel);
+	annotate_browser__calc_percent(browser);
 
 	if (browser->curr_hot) {
 		annotate_browser__set_rb_top(browser, browser->curr_hot);
@@ -793,7 +783,7 @@ static int annotate_browser__run(struct annotate_browser *browser,
 		key = ui_browser__run(&browser->b, delay_secs);
 
 		if (delay_secs != 0) {
-			annotate_browser__calc_percent(browser, evsel);
+			annotate_browser__calc_percent(browser);
 			/*
 			 * Current line focus got out of the list of most active
 			 * lines, NULL it so that if TAB|UNTAB is pressed, we
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index b16d012f8120..0dcf742e8659 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1642,7 +1642,7 @@ static int annotation__calc_percent(struct annotation *notes,
 	return 0;
 }
 
-static int symbol__calc_percent(struct symbol *sym, struct perf_evsel *evsel)
+int symbol__calc_percent(struct symbol *sym, struct perf_evsel *evsel)
 {
 	struct annotation *notes = symbol__annotation(sym);
 
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 1ec66a49e8de..ae87fe951f67 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -108,6 +108,7 @@ int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool r
 size_t disasm__fprintf(struct list_head *head, FILE *fp);
 double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset,
 			    s64 end, const char **path, struct sym_hist_entry *sample);
+int symbol__calc_percent(struct symbol *sym, struct perf_evsel *evsel);
 
 struct sym_hist {
 	u64		      nr_samples;
-- 
2.13.6