linux-kernel - [tip:perf/core] perf annotate: Create a annotate2 flag in struct symbol

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Message-ID: <tip-246fda09c127e689780d32ef72f2e870615ece3f@git.kernel.org>
Date:   Tue, 18 Dec 2018 05:59:28 -0800
From:   tip-bot for Jin Yao <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     ak@...ux.intel.com, alexander.shishkin@...ux.intel.com,
        hpa@...or.com, peterz@...radead.org, mingo@...nel.org,
        jolsa@...nel.org, linux-kernel@...r.kernel.org, tglx@...utronix.de,
        kan.liang@...ux.intel.com, yao.jin@...ux.intel.com, acme@...hat.com
Subject: [tip:perf/core] perf annotate: Create a annotate2 flag in struct
 symbol

Commit-ID:  246fda09c127e689780d32ef72f2e870615ece3f
Gitweb:     https://git.kernel.org/tip/246fda09c127e689780d32ef72f2e870615ece3f
Author:     Jin Yao <yao.jin@...ux.intel.com>
AuthorDate: Fri, 30 Nov 2018 21:54:55 +0800
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 17 Dec 2018 14:55:40 -0300

perf annotate: Create a annotate2 flag in struct symbol

We often use the symbol__annotate2() to annotate a specified symbol.
While annotating may take some time, so in order to avoid annotating the
same symbol repeatedly, the patch creates a new flag to indicate the
symbol has been annotated.

Signed-off-by: Jin Yao <yao.jin@...ux.intel.com>
Reviewed-by: Ingo Molnar <mingo@...nel.org>
Reviewed-by: Jiri Olsa <jolsa@...nel.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Kan Liang <kan.liang@...ux.intel.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1543586097-27632-3-git-send-email-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/annotate.c | 1 +
 tools/perf/util/symbol.h   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 4b2b1b09b8f1..f69d8e177fa3 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -2798,6 +2798,7 @@ int symbol__annotate2(struct symbol *sym, struct map *map, struct perf_evsel *ev
 	notes->nr_events = nr_pcnt;
 
 	annotation__update_column_widths(notes);
+	sym->annotate2 = true;
 
 	return 0;
 
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index d026d215bdc6..14d9d438e7e2 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -63,6 +63,7 @@ struct symbol {
 	u8		ignore:1;
 	u8		inlined:1;
 	u8		arch_sym;
+	bool		annotate2;
 	char		name[0];
 };