perf event parser: Add const qualifier to evt_name and sys_name

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

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1468406646-21642-4-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 6 insertions, 6 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)
 {