linux-kernel - [PATCH 5/5] perf annotate: Move offsets to annotated

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Date:   Fri,  3 Nov 2023 12:19:07 -0700
From:   Namhyung Kim <namhyung@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>
Cc:     Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-perf-users@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 5/5] perf annotate: Move offsets to annotated_source

The offsets array keeps pointers to struct annotation_line which is
available in the annotated_source.  Let's move it to there.

Reviewed-by: Ian Rogers <irogers@...gle.com>
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
 tools/perf/ui/browsers/annotate.c |  4 ++--
 tools/perf/util/annotate.c        | 18 +++++++++---------
 tools/perf/util/annotate.h        |  2 +-
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 1b42db70c998..163f916fff68 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -188,7 +188,7 @@ static void annotate_browser__draw_current_jump(struct ui_browser *browser)
 	 *  name right after the '<' token and probably treating this like a
 	 *  'call' instruction.
 	 */
-	target = notes->offsets[cursor->ops.target.offset];
+	target = notes->src->offsets[cursor->ops.target.offset];
 	if (target == NULL) {
 		ui_helpline__printf("WARN: jump target inconsistency, press 'o', notes->offsets[%#x] = NULL\n",
 				    cursor->ops.target.offset);
@@ -1006,6 +1006,6 @@ int symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
 
 out_free_offsets:
 	if(not_annotated)
-		zfree(&notes->offsets);
+		zfree(&notes->src->offsets);
 	return ret;
 }
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index ee7b8e1848a8..8ab2e1cf63ea 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1075,7 +1075,7 @@ static unsigned annotation__count_insn(struct annotation *notes, u64 start, u64
 	u64 offset;
 
 	for (offset = start; offset <= end; offset++) {
-		if (notes->offsets[offset])
+		if (notes->src->offsets[offset])
 			n_insn++;
 	}
 	return n_insn;
@@ -1105,7 +1105,7 @@ static void annotation__count_and_fill(struct annotation *notes, u64 start, u64
 			return;
 
 		for (offset = start; offset <= end; offset++) {
-			struct annotation_line *al = notes->offsets[offset];
+			struct annotation_line *al = notes->src->offsets[offset];
 
 			if (al && al->cycles && al->cycles->ipc == 0.0) {
 				al->cycles->ipc = ipc;
@@ -1142,7 +1142,7 @@ void annotation__compute_ipc(struct annotation *notes, size_t size)
 		if (ch && ch->cycles) {
 			struct annotation_line *al;
 
-			al = notes->offsets[offset];
+			al = notes->src->offsets[offset];
 			if (al && al->cycles == NULL) {
 				al->cycles = zalloc(sizeof(*al->cycles));
 				if (al->cycles == NULL)
@@ -2783,7 +2783,7 @@ void annotation__mark_jump_targets(struct annotation *notes, struct symbol *sym)
 		return;
 
 	for (offset = 0; offset < size; ++offset) {
-		struct annotation_line *al = notes->offsets[offset];
+		struct annotation_line *al = notes->src->offsets[offset];
 		struct disasm_line *dl;
 
 		dl = disasm_line(al);
@@ -2791,7 +2791,7 @@ void annotation__mark_jump_targets(struct annotation *notes, struct symbol *sym)
 		if (!disasm_line__is_valid_local_jump(dl, sym))
 			continue;
 
-		al = notes->offsets[dl->ops.target.offset];
+		al = notes->src->offsets[dl->ops.target.offset];
 
 		/*
 		 * FIXME: Oops, no jump target? Buggy disassembler? Or do we
@@ -2830,7 +2830,7 @@ void annotation__set_offsets(struct annotation *notes, s64 size)
 			 * E.g. copy_user_generic_unrolled
  			 */
 			if (al->offset < size)
-				notes->offsets[al->offset] = al;
+				notes->src->offsets[al->offset] = al;
 		} else
 			al->idx_asm = -1;
 	}
@@ -3263,8 +3263,8 @@ int symbol__annotate2(struct map_symbol *ms, struct evsel *evsel,
 	size_t size = symbol__size(sym);
 	int nr_pcnt = 1, err;
 
-	notes->offsets = zalloc(size * sizeof(struct annotation_line *));
-	if (notes->offsets == NULL)
+	notes->src->offsets = zalloc(size * sizeof(struct annotation_line *));
+	if (notes->src->offsets == NULL)
 		return ENOMEM;
 
 	if (evsel__is_group_event(evsel))
@@ -3290,7 +3290,7 @@ int symbol__annotate2(struct map_symbol *ms, struct evsel *evsel,
 	return 0;
 
 out_free_offsets:
-	zfree(&notes->offsets);
+	zfree(&notes->src->offsets);
 	return err;
 }
 
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 022fa7ea0f22..ddadece4cd5a 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -271,6 +271,7 @@ struct annotated_source {
 	struct list_head	source;
 	size_t			sizeof_sym_hist;
 	struct sym_hist		*histograms;
+	struct annotation_line	**offsets;
 	int    			nr_histograms;
 	int			nr_entries;
 	int			nr_asm_entries;
@@ -289,7 +290,6 @@ struct annotated_branch {
 struct LOCKABLE annotation {
 	u64			start;
 	struct annotation_options *options;
-	struct annotation_line	**offsets;
 	int			nr_events;
 	int			max_jump_sources;
 	struct {
-- 
2.42.0.869.gea05f2083d-goog