include/linux/set_memory.h

   1 /*
   2  * Copyright 2017, Michael Ellerman, IBM Corporation.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License version
   6  * 2 as published by the Free Software Foundation;
   7  */
   8 #ifndef _LINUX_SET_MEMORY_H_
   9 #define _LINUX_SET_MEMORY_H_
  10
  11 #ifdef CONFIG_ARCH_HAS_SET_MEMORY
  12 #include <asm/set_memory.h>
  13 #else
  14 static inline int set_memory_ro(unsigned long addr, int numpages) { return 0; }
  15 static inline int set_memory_rw(unsigned long addr, int numpages) { return 0; }
  16 static inline int set_memory_x(unsigned long addr,  int numpages) { return 0; }
  17 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
  18 #endif
  19
  20 #endif /* _LINUX_SET_MEMORY_H_ */