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authorNamhyung Kim <namhyung.kim@lge.com>2013-06-04 14:20:18 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-07-12 13:52:11 -0300
commit79d5adf06dd530fe6a9ab3d086b2d23eb7560491 (patch)
treea0a28b2b31a842a1a059a15f19fe22a10f85dcf9 /tools/lib
parent4ccdf57d46843f5c03e390bdb652c9744e30ee20 (diff)
downloadop-kernel-dev-79d5adf06dd530fe6a9ab3d086b2d23eb7560491.zip
op-kernel-dev-79d5adf06dd530fe6a9ab3d086b2d23eb7560491.tar.gz
tools lib traceevent: Add const qualifier to string arguments
If pevent_register_event_handler() received a string literal as @sys_name or @event_name parameter, it emitted a warning about const qualifier removal. Since they're not modified in the function we can make it have const qualifier. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Steven Rostedt <rostedt@goodmis.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1370323231-14022-4-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/traceevent/event-parse.c7
-rw-r--r--tools/lib/traceevent/event-parse.h3
2 files changed, 5 insertions, 5 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 82b0606..d1c2a6a 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -5450,10 +5450,9 @@ int pevent_register_print_function(struct pevent *pevent,
* If @id is >= 0, then it is used to find the event.
* else @sys_name and @event_name are used.
*/
-int pevent_register_event_handler(struct pevent *pevent,
- int id, char *sys_name, char *event_name,
- pevent_event_handler_func func,
- void *context)
+int pevent_register_event_handler(struct pevent *pevent, int id,
+ const char *sys_name, const char *event_name,
+ pevent_event_handler_func func, void *context)
{
struct event_format *event;
struct event_handler *handle;
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 7be7e89..bfceab9 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -561,7 +561,8 @@ int pevent_print_num_field(struct trace_seq *s, const char *fmt,
struct event_format *event, const char *name,
struct pevent_record *record, int err);
-int pevent_register_event_handler(struct pevent *pevent, int id, char *sys_name, char *event_name,
+int pevent_register_event_handler(struct pevent *pevent, int id,
+ const char *sys_name, const char *event_name,
pevent_event_handler_func func, void *context);
int pevent_register_print_function(struct pevent *pevent,
pevent_func_handler func,
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