}
}
+/**
+ * tracepoint_update_callsite_range - Update a callsite range
+ * @begin: beginning of the range
+ * @end: end of the range
+ *
+ * Updates the range of tracepoint call sites.
+ */
+static
+void tracepoint_enable_callsite_range(struct tracepoint_callsite * const *begin,
+ struct tracepoint_callsite * const *end)
+{
+ struct tracepoint_callsite * const *iter;
+ int ret;
+
+ for (iter = begin; iter < end; iter++) {
+ if (!*iter)
+ continue; /* skip dummy */
+ ret = lttng_callsite_add(*iter);
+ assert(!ret);
+ }
+}
+
+static
+void tracepoint_disable_callsite_range(struct tracepoint_callsite * const *begin,
+ struct tracepoint_callsite * const *end)
+{
+ struct tracepoint_callsite * const *iter;
+ int ret;
+
+ for (iter = begin; iter < end; iter++) {
+ if (!*iter)
+ continue; /* skip dummy */
+ ret = lttng_callsite_remove(*iter);
+ assert(!ret);
+ }
+}
+
/*
* Update probes, removing the faulty probes.
*/
return 0;
}
+int tracepoint_register_lib_callsite(struct tracepoint_callsite * const *tp_start,
+ int tp_count)
+{
+ int real_count = 0; /* without dummy */
+
+ init_tracepoint();
+
+ tracepoint_enable_callsite_range(tp_start, tp_start + tp_count);
+
+ if (ust_debug()) {
+ int i;
+
+ for (i = 0; i < tp_count; i++) {
+ if (!tp_start[i]) /* Check for dummy */
+ continue;
+ DBG("registered callsite for tracepoint \"%s\" at %s@%s:%u",
+ tp_start[i]->tp->name,
+ tp_start[i]->func,
+ tp_start[i]->file,
+ tp_start[i]->lineno);
+ real_count++;
+ }
+ }
+ DBG("just registered a tracepoint callsite section from %p and having %d call sites",
+ tp_start, real_count);
+ return 0;
+}
+
+int tracepoint_unregister_lib_callsite(struct tracepoint_callsite * const *tp_start,
+ int tp_count)
+{
+ tracepoint_disable_callsite_range(tp_start, tp_start + tp_count);
+ DBG("just unregistered a tracepoints callsite section from %p",
+ tp_start);
+ return 0;
+}
+
void init_tracepoint(void)
{
if (uatomic_xchg(&initialized, 1) == 1)