diff options
Diffstat (limited to 'kernel/tracepoint.c')
| -rw-r--r-- | kernel/tracepoint.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 8d1507dd0724..bed4aad36d92 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -735,6 +735,27 @@ static __init int init_tracepoints(void) return ret; } __initcall(init_tracepoints); + +/** + * for_each_module_tracepoint - iteration on all tracepoints in all modules + * @fct: callback + * @priv: private data + */ +void for_each_module_tracepoint(void (*fct)(struct tracepoint *tp, void *priv), + void *priv) +{ + struct tp_module *tp_mod; + struct module *mod; + + mutex_lock(&tracepoint_module_list_mutex); + list_for_each_entry(tp_mod, &tracepoint_module_list, list) { + mod = tp_mod->mod; + for_each_tracepoint_range(mod->tracepoints_ptrs, + mod->tracepoints_ptrs + mod->num_tracepoints, + fct, priv); + } + mutex_unlock(&tracepoint_module_list_mutex); +} #endif /* CONFIG_MODULES */ /** |