linux-kernel - [PATCH 06/19] perf event parser: Add const qualifier to evt_name and sys

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Date:	Wed, 13 Jul 2016 23:20:42 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Wang Nan <wangnan0@...wei.com>,
	Alexei Starovoitov <ast@...nel.org>,
	Jiri Olsa <jolsa@...nel.org>, Zefan Li <lizefan@...wei.com>,
	pi3orama@....com, Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 06/19] perf event parser: Add const qualifier to evt_name and sys_name

From: Wang Nan <wangnan0@...wei.com>

Add missing 'const' qualifiers so following commits are able to create
tracepoints using const strings.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
Cc: Alexei Starovoitov <ast@...nel.org>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Zefan Li <lizefan@...wei.com>
Cc: pi3orama@....com
Link: http://lkml.kernel.org/r/1468406646-21642-4-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/parse-events.c | 12 ++++++------
 tools/perf/util/parse-events.h |  2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index ebd87b773f56..d866824f2b42 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -436,7 +436,7 @@ int parse_events_add_cache(struct list_head *list, int *idx,
 }
 
 static void tracepoint_error(struct parse_events_error *e, int err,
-			     char *sys, char *name)
+			     const char *sys, const char *name)
 {
 	char help[BUFSIZ];
 
@@ -466,7 +466,7 @@ static void tracepoint_error(struct parse_events_error *e, int err,
 }
 
 static int add_tracepoint(struct list_head *list, int *idx,
-			  char *sys_name, char *evt_name,
+			  const char *sys_name, const char *evt_name,
 			  struct parse_events_error *err,
 			  struct list_head *head_config)
 {
@@ -491,7 +491,7 @@ static int add_tracepoint(struct list_head *list, int *idx,
 }
 
 static int add_tracepoint_multi_event(struct list_head *list, int *idx,
-				      char *sys_name, char *evt_name,
+				      const char *sys_name, const char *evt_name,
 				      struct parse_events_error *err,
 				      struct list_head *head_config)
 {
@@ -533,7 +533,7 @@ static int add_tracepoint_multi_event(struct list_head *list, int *idx,
 }
 
 static int add_tracepoint_event(struct list_head *list, int *idx,
-				char *sys_name, char *evt_name,
+				const char *sys_name, const char *evt_name,
 				struct parse_events_error *err,
 				struct list_head *head_config)
 {
@@ -545,7 +545,7 @@ static int add_tracepoint_event(struct list_head *list, int *idx,
 }
 
 static int add_tracepoint_multi_sys(struct list_head *list, int *idx,
-				    char *sys_name, char *evt_name,
+				    const char *sys_name, const char *evt_name,
 				    struct parse_events_error *err,
 				    struct list_head *head_config)
 {
@@ -1126,7 +1126,7 @@ do {								\
 }
 
 int parse_events_add_tracepoint(struct list_head *list, int *idx,
-				char *sys, char *event,
+				const char *sys, const char *event,
 				struct parse_events_error *err,
 				struct list_head *head_config)
 {
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 46c05ccd5dfe..0bd664dfa53c 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -134,7 +134,7 @@ int parse_events__modifier_event(struct list_head *list, char *str, bool add);
 int parse_events__modifier_group(struct list_head *list, char *event_mod);
 int parse_events_name(struct list_head *list, char *name);
 int parse_events_add_tracepoint(struct list_head *list, int *idx,
-				char *sys, char *event,
+				const char *sys, const char *event,
 				struct parse_events_error *error,
 				struct list_head *head_config);
 int parse_events_load_bpf(struct parse_events_evlist *data,
-- 
2.7.4