Add kernel snapshot support

[lttng-tools.git] / src / bin / lttng-sessiond / cmd.c

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 211fc5a34df02b70de775c15880d526d26afe050..c783e82f0871f9b8516654b7e1aa58d94ad13336 100644 (file)
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -721,7 +721,7 @@ static int start_kernel_session(struct ltt_kernel_session *ksess, int wpipe)
        struct ltt_kernel_channel *kchan;
 
        /* Open kernel metadata */
-       if (ksess->metadata == NULL) {
+       if (ksess->metadata == NULL && ksess->output_traces) {
                ret = kernel_open_metadata(ksess);
                if (ret < 0) {
                        ret = LTTNG_ERR_KERN_META_FAIL;
@@ -730,7 +730,7 @@ static int start_kernel_session(struct ltt_kernel_session *ksess, int wpipe)
        }
 
        /* Open kernel metadata stream */
-       if (ksess->metadata_stream_fd < 0) {
+       if (ksess->metadata && ksess->metadata_stream_fd < 0) {
                ret = kernel_open_metadata_stream(ksess);
                if (ret < 0) {
                        ERR("Kernel create metadata stream failed");