75     char *path, *value;  in xs_node_vprintf()  local
78     path = (strlen(node) != 0) ? g_strdup_printf("%s/%s", node, key) :  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()
90     g_free(path);  in xs_node_vprintf()
146     char *path, *value;  in xs_node_read()  local
150     path = g_strdup_vprintf(path_fmt, ap);  in xs_node_read()
153     value = qemu_xen_xs_read(h, tid, path, len);  in xs_node_read()
154     trace_xs_node_read(path, value);  in xs_node_read()
156         error_setg_errno(errp, errno, "failed to read from '%s'", path);  in xs_node_read()
159     g_free(path);  in xs_node_read()
168     char *path;  in xs_node_watch()  local
171     path = (strlen(node) != 0) ? g_strdup_printf("%s/%s", node, key) :  in xs_node_watch()
174     trace_xs_node_watch(path);  in xs_node_watch()
176     w = qemu_xen_xs_watch(h, path, fn, opaque);  in xs_node_watch()
178         error_setg_errno(errp, errno, "failed to watch node '%s'", path);  in xs_node_watch()
181     g_free(path);  in xs_node_watch()