X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fkernel.c;h=24666f968d61da9b755eb0df52c31eb465de8158;hb=df09ff2e14eeef441e1031cbfcea0114cab9bc2d;hp=a9151f4d6ffae2a4b56f7ea652b4058b408a37b5;hpb=faa9eb177c4495e95483c893a0ef871e3749a730;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/kernel.c b/src/bin/lttng-sessiond/kernel.c
index a9151f4d6..24666f968 100644
--- a/src/bin/lttng-sessiond/kernel.c
+++ b/src/bin/lttng-sessiond/kernel.c
@@ -793,6 +793,7 @@ void kernel_destroy_session(struct ltt_kernel_session *ksess)
 		struct lttng_ht_iter iter;
 
 		/* For each consumer socket. */
+		rcu_read_lock();
 		cds_lfht_for_each_entry(ksess->consumer->socks->ht, &iter.iter,
 				socket, node.node) {
 			struct ltt_kernel_channel *chan;
@@ -806,6 +807,7 @@ void kernel_destroy_session(struct ltt_kernel_session *ksess)
 				}
 			}
 		}
+		rcu_read_unlock();
 	}
 
 	/* Close any relayd session */
@@ -850,7 +852,8 @@ void kernel_destroy_channel(struct ltt_kernel_channel *kchan)
  * Return 0 on success or else return a LTTNG_ERR code.
  */
 int kernel_snapshot_record(struct ltt_kernel_session *ksess,
-		struct snapshot_output *output, int wait, uint64_t max_size_per_stream)
+		struct snapshot_output *output, int wait,
+		uint64_t nb_packets_per_stream)
 {
 	int err, ret, saved_metadata_fd;
 	struct consumer_socket *socket;
@@ -911,7 +914,7 @@ int kernel_snapshot_record(struct ltt_kernel_session *ksess,
 			ret = consumer_snapshot_channel(socket, chan->fd, output, 0,
 					ksess->uid, ksess->gid,
 					DEFAULT_KERNEL_TRACE_DIR, wait,
-					max_size_per_stream);
+					nb_packets_per_stream);
 			pthread_mutex_unlock(socket->lock);
 			if (ret < 0) {
 				ret = LTTNG_ERR_KERN_CONSUMER_FAIL;
@@ -925,7 +928,7 @@ int kernel_snapshot_record(struct ltt_kernel_session *ksess,
 		pthread_mutex_lock(socket->lock);
 		ret = consumer_snapshot_channel(socket, ksess->metadata->fd, output,
 				1, ksess->uid, ksess->gid,
-				DEFAULT_KERNEL_TRACE_DIR, wait, max_size_per_stream);
+				DEFAULT_KERNEL_TRACE_DIR, wait, 0);
 		pthread_mutex_unlock(socket->lock);
 		if (ret < 0) {
 			ret = LTTNG_ERR_KERN_CONSUMER_FAIL;