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authorNamhyung Kim <namhyung@kernel.org>2014-01-15 10:45:28 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-01-15 15:10:40 -0300
commit8d0c2224ca6e04ba51c403805e7e1e2ca536520b (patch)
tree18eb4f1e284dd5dddc94f67533d7fe658d98802c /tools/lib
parente825e756f84eab0e68d7d6644c018c3412748406 (diff)
tools lib traceevent: Make plugin unload function receive pevent
The PEVENT_PLUGIN_UNLOADER function might need some cleanup using pevent like unregister some handlers. So pass pevent as argument. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Reviewed-by: Jiri Olsa <jolsa@redhat.com> Acked-by: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1389750340-15965-6-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.h7
-rw-r--r--tools/lib/traceevent/event-plugin.c4
-rw-r--r--tools/lib/traceevent/plugin_function.c2
3 files changed, 7 insertions, 6 deletions
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 3c890cb28db7..a3beca56cb35 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -105,7 +105,7 @@ typedef int (*pevent_event_handler_func)(struct trace_seq *s,
void *context);
typedef int (*pevent_plugin_load_func)(struct pevent *pevent);
-typedef int (*pevent_plugin_unload_func)(void);
+typedef int (*pevent_plugin_unload_func)(struct pevent *pevent);
struct plugin_option {
struct plugin_option *next;
@@ -130,7 +130,7 @@ struct plugin_option {
* PEVENT_PLUGIN_UNLOADER: (optional)
* The function called just before unloading
*
- * int PEVENT_PLUGIN_UNLOADER(void)
+ * int PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
*
* PEVENT_PLUGIN_OPTIONS: (optional)
* Plugin options that can be set before loading
@@ -411,7 +411,8 @@ enum pevent_errno {
struct plugin_list;
struct plugin_list *traceevent_load_plugins(struct pevent *pevent);
-void traceevent_unload_plugins(struct plugin_list *plugin_list);
+void traceevent_unload_plugins(struct plugin_list *plugin_list,
+ struct pevent *pevent);
struct cmdline;
struct cmdline_list;
diff --git a/tools/lib/traceevent/event-plugin.c b/tools/lib/traceevent/event-plugin.c
index 125f5676bcb5..0c8bf6780e4d 100644
--- a/tools/lib/traceevent/event-plugin.c
+++ b/tools/lib/traceevent/event-plugin.c
@@ -197,7 +197,7 @@ traceevent_load_plugins(struct pevent *pevent)
}
void
-traceevent_unload_plugins(struct plugin_list *plugin_list)
+traceevent_unload_plugins(struct plugin_list *plugin_list, struct pevent *pevent)
{
pevent_plugin_unload_func func;
struct plugin_list *list;
@@ -207,7 +207,7 @@ traceevent_unload_plugins(struct plugin_list *plugin_list)
plugin_list = list->next;
func = dlsym(list->handle, PEVENT_PLUGIN_UNLOADER_NAME);
if (func)
- func();
+ func(pevent);
dlclose(list->handle);
free(list->name);
free(list);
diff --git a/tools/lib/traceevent/plugin_function.c b/tools/lib/traceevent/plugin_function.c
index aad92ad5e96f..39461485f9a7 100644
--- a/tools/lib/traceevent/plugin_function.c
+++ b/tools/lib/traceevent/plugin_function.c
@@ -144,7 +144,7 @@ int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
return 0;
}
-void PEVENT_PLUGIN_UNLOADER(void)
+void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
{
int i, x;