X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fbin%2Flttng-sessiond%2Fagent-thread.c;h=d7d9c6c349412ba659c3d3720e950b18ac3b8389;hb=b6ab01aa1d1c2c4936e19968de1878f2833014b3;hp=1caf748432a4ec1918cab71a87b4788e02da1e47;hpb=79865500b89925b61767294821e0706a57d493d5;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/agent-thread.c b/src/bin/lttng-sessiond/agent-thread.c
index 1caf74843..d7d9c6c34 100644
--- a/src/bin/lttng-sessiond/agent-thread.c
+++ b/src/bin/lttng-sessiond/agent-thread.c
@@ -16,6 +16,7 @@
  */
 
 #define _GNU_SOURCE
+#define _LGPL_SOURCE
 #include <assert.h>
 
 #include <common/common.h>
@@ -60,10 +61,12 @@ static void update_agent_app(struct agent_app *app)
 		if (session->ust_session) {
 			struct agent *agt;
 
+			rcu_read_lock();
 			agt = trace_ust_find_agent(session->ust_session, app->domain);
 			if (agt) {
 				agent_update(agt, app->sock->fd);
 			}
+			rcu_read_unlock();
 		}
 		session_unlock(session);
 	}