diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2014-01-15 10:45:28 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-01-15 15:10:40 -0300 |
| commit | 8d0c2224ca6e04ba51c403805e7e1e2ca536520b (patch) | |
| tree | 18eb4f1e284dd5dddc94f67533d7fe658d98802c /tools/lib | |
| parent | e825e756f84eab0e68d7d6644c018c3412748406 (diff) | |
| download | lwn-8d0c2224ca6e04ba51c403805e7e1e2ca536520b.tar.gz lwn-8d0c2224ca6e04ba51c403805e7e1e2ca536520b.zip | |
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.h | 7 | ||||
| -rw-r--r-- | tools/lib/traceevent/event-plugin.c | 4 | ||||
| -rw-r--r-- | tools/lib/traceevent/plugin_function.c | 2 |
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; |