X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=ltt-probes.c;h=ab4b349ee2c47c9ec581a67aaf971c2695639a26;hb=edeb3137b6064818f310567ded5c60e442a933e6;hp=249fc333d02b7cd9a95a79404085b815aa171c0f;hpb=a51729c7236fffff3f514174fb3b10a07e1a2b58;p=lttng-modules.git

diff --git a/ltt-probes.c b/ltt-probes.c
index 249fc333..ab4b349e 100644
--- a/ltt-probes.c
+++ b/ltt-probes.c
@@ -90,6 +90,7 @@ void *tp_list_start(struct seq_file *m, loff_t *pos)
 	struct lttng_probe_desc *probe_desc;
 	int iter = 0, i;
 
+	mutex_lock(&probe_mutex);
 	list_for_each_entry(probe_desc, &probe_list, head) {
 		for (i = 0; i < probe_desc->nr_events; i++) {
 			if (iter++ >= *pos)
@@ -120,6 +121,7 @@ void *tp_list_next(struct seq_file *m, void *p, loff_t *ppos)
 static
 void tp_list_stop(struct seq_file *m, void *p)
 {
+	mutex_unlock(&probe_mutex);
 }
 
 static