Update comments regarding the power of 2 constraint on sub-buffer sizes

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

diff --git a/src/bin/lttng-sessiond/save.c b/src/bin/lttng-sessiond/save.c
index 6cb220c2f28d1e56bffeef8dbf49a68d4cd6d516..d6316ef971145211afcf74cee0bc2d7527c5e19c 100644 (file)
--- a/src/bin/lttng-sessiond/save.c
+++ b/src/bin/lttng-sessiond/save.c
@@ -510,7 +510,13 @@ int save_kernel_syscall(struct config_writer *writer,
                struct ltt_kernel_event *kevent;
 
                /* Create a temporary kevent in order to save it. */
-               kevent = trace_kernel_create_event(&events[i]);
+               /*
+                * TODO: struct lttng_event does not really work for a filter,
+                * but unfortunately, it is exposed as external API (and used as
+                * internal representation. Using NULL meanwhile.
+                */
+               kevent = trace_kernel_create_event(&events[i],
+                       NULL, NULL);
                if (!kevent) {
                        ret = -ENOMEM;
                        goto end;
@@ -1657,6 +1663,16 @@ int save_session(struct ltt_session *session,
                goto end;
        }
 
+       if(session->shm_path[0] != '\0') {
+               ret = config_writer_write_element_string(writer,
+                               config_element_shared_memory_path,
+                               session->shm_path);
+               if (ret) {
+                       ret = LTTNG_ERR_SAVE_IO_FAIL;
+                       goto end;
+               }
+       }
+
        ret = save_domains(writer, session);
        if (ret) {
                goto end;