X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=636450782d7a7a4729d332c379a157140cf02a28;hb=03b4fdcf623dd767bb03bc6d62fa813d360b4269;hp=b2faa41b114177082d49e41570f43d47384f098f;hpb=d4b5a90c528146f516a80c4e826bd1cfbd40cee8;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index b2faa41b1..636450782 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -857,6 +857,8 @@ int cmd_enable_channel(struct ltt_session *session,
 
 	DBG("Enabling channel %s for session %s", attr->name, session->name);
 
+	rcu_read_lock();
+
 	/*
 	 * Don't try to enable a channel if the session has been started at
 	 * some point in time before. The tracer does not allow it.
@@ -866,8 +868,6 @@ int cmd_enable_channel(struct ltt_session *session,
 		goto error;
 	}
 
-	rcu_read_lock();
-
 	switch (domain->type) {
 	case LTTNG_DOMAIN_KERNEL:
 	{