X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=ltt-sessiond%2Ftrace-kernel.c;h=fa3ba692c828669e3d1edfa37a9645074602437a;hp=3b51e3175da5fcde34a648e79555eabb22aed089;hb=48842b309b2000205367409c0f29ca40ec3e251c;hpb=62499ad6813a67ea23ef39bcfbbf21c40136442a

diff --git a/ltt-sessiond/trace-kernel.c b/ltt-sessiond/trace-kernel.c
index 3b51e3175..fa3ba692c 100644
--- a/ltt-sessiond/trace-kernel.c
+++ b/ltt-sessiond/trace-kernel.c
@@ -39,6 +39,8 @@ struct ltt_kernel_channel *trace_kernel_get_channel_by_name(
 		goto error;
 	}
 
+	DBG("Trying to find channel %s", name);
+
 	cds_list_for_each_entry(chan, &session->channel_list.head, list) {
 		if (strcmp(name, chan->channel->name) == 0) {
 			DBG("Found channel by name %s", name);
@@ -80,8 +82,9 @@ error:
  *
  * Return pointer to structure or NULL.
  */
-struct ltt_kernel_session *trace_kernel_create_session(void)
+struct ltt_kernel_session *trace_kernel_create_session(char *path)
 {
+	int ret;
 	struct ltt_kernel_session *lks;
 
 	/* Allocate a new ltt kernel session */
@@ -100,6 +103,13 @@ struct ltt_kernel_session *trace_kernel_create_session(void)
 	lks->consumer_fd = 0;
 	CDS_INIT_LIST_HEAD(&lks->channel_list.head);
 
+	/* Set session path */
+	ret = asprintf(&lks->trace_path, "%s/kernel", path);
+	if (ret < 0) {
+		perror("asprintf kernel traces path");
+		goto error;
+	}
+
 	return lks;
 
 error:
@@ -194,6 +204,12 @@ struct ltt_kernel_event *trace_kernel_create_event(struct lttng_event *ev)
 	case LTTNG_EVENT_TRACEPOINT:
 		attr->instrumentation = LTTNG_KERNEL_TRACEPOINT;
 		break;
+	case LTTNG_EVENT_SYSCALL:
+		attr->instrumentation = LTTNG_KERNEL_SYSCALL;
+		break;
+	case LTTNG_EVENT_ALL:
+		attr->instrumentation = LTTNG_KERNEL_ALL;
+		break;
 	default:
 		ERR("Unknown kernel instrumentation type (%d)", ev->type);
 		goto error;
@@ -292,10 +308,10 @@ void trace_kernel_destroy_stream(struct ltt_kernel_stream *stream)
 	DBG("[trace] Closing stream fd %d", stream->fd);
 	/* Close kernel fd */
 	close(stream->fd);
-	free(stream->pathname);
-
 	/* Remove from stream list */
 	cds_list_del(&stream->list);
+
+	free(stream->pathname);
 	free(stream);
 }
 
@@ -307,11 +323,12 @@ void trace_kernel_destroy_event(struct ltt_kernel_event *event)
 	DBG("[trace] Closing event fd %d", event->fd);
 	/* Close kernel fd */
 	close(event->fd);
-	/* Free attributes */
-	free(event->event);
 
 	/* Remove from event list */
 	cds_list_del(&event->list);
+
+	free(event->event);
+	free(event->ctx);
 	free(event);
 }
 
@@ -326,9 +343,6 @@ void trace_kernel_destroy_channel(struct ltt_kernel_channel *channel)
 	DBG("[trace] Closing channel fd %d", channel->fd);
 	/* Close kernel fd */
 	close(channel->fd);
-	free(channel->pathname);
-	/* Free attributes structure */
-	free(channel->channel);
 
 	/* For each stream in the channel list */
 	cds_list_for_each_entry_safe(stream, stmp, &channel->stream_list.head, list) {
@@ -342,6 +356,10 @@ void trace_kernel_destroy_channel(struct ltt_kernel_channel *channel)
 
 	/* Remove from channel list */
 	cds_list_del(&channel->list);
+
+	free(channel->pathname);
+	free(channel->channel);
+	free(channel->ctx);
 	free(channel);
 }
 
@@ -353,9 +371,9 @@ void trace_kernel_destroy_metadata(struct ltt_kernel_metadata *metadata)
 	DBG("[trace] Closing metadata fd %d", metadata->fd);
 	/* Close kernel fd */
 	close(metadata->fd);
-	/* Free attributes */
-	free(metadata->conf);
 
+	free(metadata->conf);
+	free(metadata->pathname);
 	free(metadata);
 }
 
@@ -369,6 +387,7 @@ void trace_kernel_destroy_session(struct ltt_kernel_session *session)
 	DBG("[trace] Closing session fd %d", session->fd);
 	/* Close kernel fds */
 	close(session->fd);
+
 	if (session->metadata_stream_fd != 0) {
 		DBG("[trace] Closing metadata stream fd %d", session->metadata_stream_fd);
 		close(session->metadata_stream_fd);
@@ -382,5 +401,6 @@ void trace_kernel_destroy_session(struct ltt_kernel_session *session)
 		trace_kernel_destroy_channel(channel);
 	}
 
+	free(session->trace_path);
 	free(session);
 }