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kernel/linux-rt-4.4.41/arch/powerpc/include/asm/mm-arch-hooks.h 839 Bytes
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  /*
   * Architecture specific mm hooks
   *
   * Copyright (C) 2015, IBM Corporation
   * Author: Laurent Dufour <ldufour@linux.vnet.ibm.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  
  #ifndef _ASM_POWERPC_MM_ARCH_HOOKS_H
  #define _ASM_POWERPC_MM_ARCH_HOOKS_H
  
  static inline void arch_remap(struct mm_struct *mm,
  			      unsigned long old_start, unsigned long old_end,
  			      unsigned long new_start, unsigned long new_end)
  {
  	/*
  	 * mremap() doesn't allow moving multiple vmas so we can limit the
  	 * check to old_start == vdso_base.
  	 */
  	if (old_start == mm->context.vdso_base)
  		mm->context.vdso_base = new_start;
  }
  #define arch_remap arch_remap
  
  #endif /* _ASM_POWERPC_MM_ARCH_HOOKS_H */