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

From: tip-bot for Jin Yao
Date: Fri Dec 14 2018 - 15:33:55 EST


Commit-ID: 41405354bd534857a02448c14df4454bf8abe432
Gitweb: https://git.kernel.org/tip/41405354bd534857a02448c14df4454bf8abe432
Author: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
AuthorDate: Fri, 30 Nov 2018 21:54:55 +0800
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 30 Nov 2018 17:14:52 -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@xxxxxxxxxxxxxxx>
Reviewed-by: Ingo Molnar <mingo@xxxxxxxxxx>
Reviewed-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1543586097-27632-3-git-send-email-yao.jin@xxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
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];
};