add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/um/include/shared/kern_util.h
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@@ -1,6 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0 */
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 /*
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  * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
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- * Licensed under the GPL
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  */
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 #ifndef __KERN_UTIL_H__
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@@ -39,6 +39,8 @@
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 extern void timer_handler(int sig, struct siginfo *unused_si, struct uml_pt_regs *regs);
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+extern void uml_pm_wake(void);
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+
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 extern int start_uml(void);
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 extern void paging_init(void);
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