X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Faction-executor.cpp;h=34d3b7130f0a713b089bff4461cab34c9ce36445;hb=c9753f7250f33184a1859088a691291f37161f25;hp=68c9c71cfed5fdebbeb54eb0c400ac02fa84f7c7;hpb=48b7cdc221a445188d6d9bd08fc1686837e71224;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/action-executor.cpp b/src/bin/lttng-sessiond/action-executor.cpp
index 68c9c71cf..34d3b7130 100644
--- a/src/bin/lttng-sessiond/action-executor.cpp
+++ b/src/bin/lttng-sessiond/action-executor.cpp
@@ -309,6 +309,7 @@ static int action_executor_start_session_handler(
 	}
 
 	session_lock_list();
+	rcu_read_lock();
 	session = session_find_by_id(LTTNG_OPTIONAL_GET(item->context.session_id));
 	if (!session) {
 		DBG("Failed to find session `%s` by name while executing `%s` action of trigger `%s`",
@@ -353,6 +354,7 @@ error_unlock_session:
 	session_unlock(session);
 	session_put(session);
 error_unlock_list:
+	rcu_read_unlock();
 	session_unlock_list();
 end:
 	return ret;
@@ -392,6 +394,7 @@ static int action_executor_stop_session_handler(
 	}
 
 	session_lock_list();
+	rcu_read_lock();
 	session = session_find_by_id(LTTNG_OPTIONAL_GET(item->context.session_id));
 	if (!session) {
 		DBG("Failed to find session `%s` by name while executing `%s` action of trigger `%s`",
@@ -436,6 +439,7 @@ error_unlock_session:
 	session_unlock(session);
 	session_put(session);
 error_unlock_list:
+	rcu_read_unlock();
 	session_unlock_list();
 end:
 	return ret;
@@ -475,6 +479,7 @@ static int action_executor_rotate_session_handler(
 	}
 
 	session_lock_list();
+	rcu_read_lock();
 	session = session_find_by_id(LTTNG_OPTIONAL_GET(item->context.session_id));
 	if (!session) {
 		DBG("Failed to find session `%s` by name while executing `%s` action of trigger `%s`",
@@ -526,6 +531,7 @@ error_unlock_session:
 	session_unlock(session);
 	session_put(session);
 error_unlock_list:
+	rcu_read_unlock();
 	session_unlock_list();
 end:
 	return ret;
@@ -580,6 +586,7 @@ static int action_executor_snapshot_session_handler(
 	}
 
 	session_lock_list();
+	rcu_read_lock();
 	session = session_find_by_id(LTTNG_OPTIONAL_GET(item->context.session_id));
 	if (!session) {
 		DBG("Failed to find session `%s` by name while executing `%s` action of trigger `%s`",
@@ -620,6 +627,7 @@ error_unlock_session:
 	session_unlock(session);
 	session_put(session);
 error_unlock_list:
+	rcu_read_unlock();
 	session_unlock_list();
 end:
 	return ret;