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authorIan Rogers <irogers@google.com>2021-11-11 19:51:23 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-11-13 18:11:51 -0300
commit42704567042d852c13da11447b223e34e22fbdb1 (patch)
tree94f0833b9e22b3e7fbbbd94a809507c9678a187a /tools
parentperf symbols: Add documentation to 'struct symbol' (diff)
downloadlinux-dev-42704567042d852c13da11447b223e34e22fbdb1.tar.xz
linux-dev-42704567042d852c13da11447b223e34e22fbdb1.zip
perf symbols: Bit pack to save a byte
Use a bit field alongside the earlier bit fields. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin Liška <mliska@suse.cz> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: https://lore.kernel.org/r/20211112035124.94327-2-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/annotate.c2
-rw-r--r--tools/perf/util/symbol.h4
2 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 8511af55fc3a..5d982933b3a2 100644
--- 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
index 3586fa549f44..fbf866d82dcc 100644
--- 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[];
};