64 	int err;  in xen_suspend()  local
68 	err = syscore_suspend();  in xen_suspend()
69 	if (err) {  in xen_suspend()
70 		pr_err("%s: system core suspend failed: %d\n", __func__, err);  in xen_suspend()
71 		return err;  in xen_suspend()
101 	int err;  in do_suspend()  local
106 	err = freeze_processes();  in do_suspend()
107 	if (err) {  in do_suspend()
108 		pr_err("%s: freeze processes failed %d\n", __func__, err);  in do_suspend()
112 	err = freeze_kernel_threads();  in do_suspend()
113 	if (err) {  in do_suspend()
114 		pr_err("%s: freeze kernel threads failed %d\n", __func__, err);  in do_suspend()
118 	err = dpm_suspend_start(PMSG_FREEZE);  in do_suspend()
119 	if (err) {  in do_suspend()
120 		pr_err("%s: dpm_suspend_start %d\n", __func__, err);  in do_suspend()
127 	err = dpm_suspend_end(PMSG_FREEZE);  in do_suspend()
128 	if (err) {  in do_suspend()
129 		pr_err("dpm_suspend_end failed: %d\n", err);  in do_suspend()
138 	err = stop_machine(xen_suspend, &si, cpumask_of(0));  in do_suspend()
148 	if (err) {  in do_suspend()
149 		pr_err("failed to start xen_suspend: %d\n", err);  in do_suspend()
214 	int err;  in shutdown_handler()  local
230 	err = xenbus_transaction_start(&xbt);  in shutdown_handler()
231 	if (err)  in shutdown_handler()
250 	err = xenbus_transaction_end(xbt, 0);  in shutdown_handler()
251 	if (err == -EAGAIN) {  in shutdown_handler()
272 	int err;  in sysrq_handler()  local
275 	err = xenbus_transaction_start(&xbt);  in sysrq_handler()
276 	if (err)  in sysrq_handler()
287 	err = xenbus_transaction_end(xbt, 0);  in sysrq_handler()
288 	if (err == -EAGAIN)  in sysrq_handler()
312 	int err;  in setup_shutdown_watcher()  local
314 	err = register_xenbus_watch(&shutdown_watch);  in setup_shutdown_watcher()
315 	if (err) {  in setup_shutdown_watcher()
317 		return err;  in setup_shutdown_watcher()
322 	err = register_xenbus_watch(&sysrq_watch);  in setup_shutdown_watcher()
323 	if (err) {  in setup_shutdown_watcher()
325 		return err;  in setup_shutdown_watcher()