diff options
Diffstat (limited to 'kernel/trace/trace.h')
| -rw-r--r-- | kernel/trace/trace.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 64a7ec44a635..3b2b1bfc686f 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -1578,9 +1578,9 @@ extern int event_enable_trigger_print(struct seq_file *m, struct event_trigger_data *data); extern void event_enable_trigger_free(struct event_trigger_ops *ops, struct event_trigger_data *data); -extern int event_enable_trigger_func(struct event_command *cmd_ops, - struct trace_event_file *file, - char *glob, char *cmd, char *param); +extern int event_enable_trigger_parse(struct event_command *cmd_ops, + struct trace_event_file *file, + char *glob, char *cmd, char *param); extern int event_enable_register_trigger(char *glob, struct event_trigger_ops *ops, struct event_trigger_data *data, @@ -1702,7 +1702,7 @@ struct event_trigger_ops { * All the methods below, except for @set_filter() and @unreg_all(), * must be implemented. * - * @func: The callback function responsible for parsing and + * @parse: The callback function responsible for parsing and * registering the trigger written to the 'trigger' file by the * user. It allocates the trigger instance and registers it with * the appropriate trace event. It makes use of the other @@ -1737,15 +1737,20 @@ struct event_trigger_ops { * * @get_trigger_ops: The callback function invoked to retrieve the * event_trigger_ops implementation associated with the command. + * This callback function allows a single event_command to + * support multiple trigger implementations via different sets of + * event_trigger_ops, depending on the value of the @param + * string. */ struct event_command { struct list_head list; char *name; enum event_trigger_type trigger_type; int flags; - int (*func)(struct event_command *cmd_ops, - struct trace_event_file *file, - char *glob, char *cmd, char *params); + int (*parse)(struct event_command *cmd_ops, + struct trace_event_file *file, + char *glob, char *cmd, + char *param_and_filter); int (*reg)(char *glob, struct event_trigger_ops *ops, struct event_trigger_data *data, |