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Message-Id: <20231024222353.3024098-9-irogers@google.com>
Date:   Tue, 24 Oct 2023 15:23:11 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Nick Terrell <terrelln@...com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        Andi Kleen <ak@...ux.intel.com>, Leo Yan <leo.yan@...aro.org>,
        Song Liu <song@...nel.org>,
        Sandipan Das <sandipan.das@....com>,
        James Clark <james.clark@....com>,
        Anshuman Khandual <anshuman.khandual@....com>,
        Miguel Ojeda <ojeda@...nel.org>,
        Liam Howlett <liam.howlett@...cle.com>,
        Yang Jihong <yangjihong1@...wei.com>,
        Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
        Kajol Jain <kjain@...ux.ibm.com>,
        K Prateek Nayak <kprateek.nayak@....com>,
        Sean Christopherson <seanjc@...gle.com>,
        Yanteng Si <siyanteng@...ngson.cn>,
        Ravi Bangoria <ravi.bangoria@....com>,
        German Gomez <german.gomez@....com>,
        Changbin Du <changbin.du@...wei.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        liuwenyu <liuwenyu7@...wei.com>, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org
Subject: [PATCH v3 08/50] perf callchain: Make display use of branch_type_stat const

Display code doesn't modify the branch_type_stat so switch uses to
const. This is done to aid refactoring struct callchain_list where
current the branch_type_stat is embedded even if not used.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/branch.c    | 4 ++--
 tools/perf/util/branch.h    | 4 ++--
 tools/perf/util/callchain.c | 6 +++---
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/perf/util/branch.c b/tools/perf/util/branch.c
index 378f16a24751..ab760e267d41 100644
--- a/tools/perf/util/branch.c
+++ b/tools/perf/util/branch.c
@@ -109,7 +109,7 @@ const char *get_branch_type(struct branch_entry *e)
 	return branch_type_name(e->flags.type);
 }
 
-void branch_type_stat_display(FILE *fp, struct branch_type_stat *st)
+void branch_type_stat_display(FILE *fp, const struct branch_type_stat *st)
 {
 	u64 total = 0;
 	int i;
@@ -171,7 +171,7 @@ static int count_str_scnprintf(int idx, const char *str, char *bf, int size)
 	return scnprintf(bf, size, "%s%s", (idx) ? " " : " (", str);
 }
 
-int branch_type_str(struct branch_type_stat *st, char *bf, int size)
+int branch_type_str(const struct branch_type_stat *st, char *bf, int size)
 {
 	int i, j = 0, printed = 0;
 	u64 total = 0;
diff --git a/tools/perf/util/branch.h b/tools/perf/util/branch.h
index e41bfffe2217..87704d713ff6 100644
--- a/tools/perf/util/branch.h
+++ b/tools/perf/util/branch.h
@@ -86,8 +86,8 @@ void branch_type_count(struct branch_type_stat *st, struct branch_flags *flags,
 const char *branch_type_name(int type);
 const char *branch_new_type_name(int new_type);
 const char *get_branch_type(struct branch_entry *e);
-void branch_type_stat_display(FILE *fp, struct branch_type_stat *st);
-int branch_type_str(struct branch_type_stat *st, char *bf, int bfsize);
+void branch_type_stat_display(FILE *fp, const struct branch_type_stat *st);
+int branch_type_str(const struct branch_type_stat *st, char *bf, int bfsize);
 
 const char *branch_spec_desc(int spec);
 
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 18d545c0629e..cde4860e6f28 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -1339,7 +1339,7 @@ static int count_float_printf(int idx, const char *str, float value,
 static int branch_to_str(char *bf, int bfsize,
 			 u64 branch_count, u64 predicted_count,
 			 u64 abort_count,
-			 struct branch_type_stat *brtype_stat)
+			 const struct branch_type_stat *brtype_stat)
 {
 	int printed, i = 0;
 
@@ -1403,7 +1403,7 @@ static int counts_str_build(char *bf, int bfsize,
 			     u64 abort_count, u64 cycles_count,
 			     u64 iter_count, u64 iter_cycles,
 			     u64 from_count,
-			     struct branch_type_stat *brtype_stat)
+			     const struct branch_type_stat *brtype_stat)
 {
 	int printed;
 
@@ -1430,7 +1430,7 @@ static int callchain_counts_printf(FILE *fp, char *bf, int bfsize,
 				   u64 abort_count, u64 cycles_count,
 				   u64 iter_count, u64 iter_cycles,
 				   u64 from_count,
-				   struct branch_type_stat *brtype_stat)
+				   const struct branch_type_stat *brtype_stat)
 {
 	char str[256];
 
-- 
2.42.0.758.gaed0368e0e-goog

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