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kernel/linux-rt-4.4.41/arch/s390/include/asm/livepatch.h 955 Bytes
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  /*
   * livepatch.h - s390-specific Kernel Live Patching Core
   *
   *  Copyright (c) 2013-2015 SUSE
   *   Authors: Jiri Kosina
   *	      Vojtech Pavlik
   *	      Jiri Slaby
   */
  
  /*
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the Free
   * Software Foundation; either version 2 of the License, or (at your option)
   * any later version.
   */
  
  #ifndef ASM_LIVEPATCH_H
  #define ASM_LIVEPATCH_H
  
  #include <linux/module.h>
  
  #ifdef CONFIG_LIVEPATCH
  static inline int klp_check_compiler_support(void)
  {
  	return 0;
  }
  
  static inline int klp_write_module_reloc(struct module *mod, unsigned long
  		type, unsigned long loc, unsigned long value)
  {
  	/* not supported yet */
  	return -ENOSYS;
  }
  
  static inline void klp_arch_set_pc(struct pt_regs *regs, unsigned long ip)
  {
  	regs->psw.addr = ip;
  }
  #else
  #error Live patching support is disabled; check CONFIG_LIVEPATCH
  #endif
  
  #endif