#include <linux/mutex.h>
#include <linux/seq_file.h>
-#include "lttng-events.h"
+#include <lttng-events.h>
/*
* probe list is protected by sessions lock.
*/
static int lazy_nesting;
+DEFINE_PER_CPU(struct lttng_dynamic_len_stack, lttng_dynamic_len_stack);
+
+EXPORT_PER_CPU_SYMBOL_GPL(lttng_dynamic_len_stack);
+
/*
* Called under sessions lock.
*/
desc->provider,
provider_name_len))
return 0; /* provider mismatch */
+ /*
+ * The event needs to contain at least provider name + _ +
+ * one or more letter.
+ */
+ if (strlen(desc->event_desc[i]->name) <= provider_name_len + 1)
+ return 0; /* provider mismatch */
+ if (desc->event_desc[i]->name[provider_name_len] != '_')
+ return 0; /* provider mismatch */
}
return 1;
}
void *tp_list_start(struct seq_file *m, loff_t *pos)
{
struct lttng_probe_desc *probe_desc;
+ struct list_head *probe_list;
int iter = 0, i;
lttng_lock_sessions();
- list_for_each_entry(probe_desc, &_probe_list, head) {
+ probe_list = lttng_get_probe_list_head();
+ list_for_each_entry(probe_desc, probe_list, head) {
for (i = 0; i < probe_desc->nr_events; i++) {
if (iter++ >= *pos)
return (void *) probe_desc->event_desc[i];
void *tp_list_next(struct seq_file *m, void *p, loff_t *ppos)
{
struct lttng_probe_desc *probe_desc;
+ struct list_head *probe_list;
int iter = 0, i;
(*ppos)++;
- list_for_each_entry(probe_desc, &_probe_list, head) {
+ probe_list = lttng_get_probe_list_head();
+ list_for_each_entry(probe_desc, probe_list, head) {
for (i = 0; i < probe_desc->nr_events; i++) {
if (iter++ >= *ppos)
return (void *) probe_desc->event_desc[i];
.llseek = seq_lseek,
.release = seq_release,
};
+
+int lttng_probes_init(void)
+{
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ per_cpu_ptr(<tng_dynamic_len_stack, cpu)->offset = 0;
+ return 0;
+}