perf symbols: Bit pack to save a byte

Use a bit field alongside the earlier bit fields. Signed-off-by: Ian Rogers <[email protected]> Acked-by: Namhyung Kim <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: James Clark <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Kajol Jain <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Martin Liška <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Stephane Eranian <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
nathanchance · Nov 13, 2021 · 4270456 · 4270456
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commit 4270456
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diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
@@ -3132,7 +3132,7 @@ int symbol__annotate2(struct map_symbol *ms, struct evsel *evsel,
 	notes->nr_events = nr_pcnt;
 
 	annotation__update_column_widths(notes);
-	sym->annotate2 = true;
+	sym->annotate2 = 1;
 
 	return 0;
 

diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
@@ -62,10 +62,10 @@ struct symbol {
 	u8		ignore:1;
 	/** Symbol for an inlined function. */
 	u8		inlined:1;
+	/** Has symbol__annotate2 been performed. */
+	u8		annotate2:1;
 	/** Architecture specific. Unused except on PPC where it holds st_other. */
 	u8		arch_sym;
-	/** Has symbol__annotate2 been performed. */
-	bool		annotate2;
 	/** The name of length namelen associated with the symbol. */
 	char		name[];
 };