75     char *path, *value;  in xs_node_vprintf()  local
80     len = g_vasprintf(&value, fmt, ap);  in xs_node_vprintf()
82     trace_xs_node_vprintf(path, value);  in xs_node_vprintf()
84     if (!qemu_xen_xs_write(h, tid, path, value, len)) {  in xs_node_vprintf()
86                          value, path);  in xs_node_vprintf()
89     g_free(value);  in xs_node_vprintf()
108     char *path, *value;  in xs_node_vscanf()  local
113     value = qemu_xen_xs_read(h, tid, path, NULL);  in xs_node_vscanf()
115     trace_xs_node_vscanf(path, value);  in xs_node_vscanf()
117     if (value) {  in xs_node_vscanf()
118         rc = vsscanf(value, fmt, ap);  in xs_node_vscanf()
125     free(value);  in xs_node_vscanf()