/* * Copyright (c) 2011, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * */ #ifndef _MMU_WRITEABLE_H #define _MMU_WRITEABLE_H #ifdef CONFIG_STRICT_MEMORY_RWX void mem_text_writeable_spinlock(unsigned long *flags); void mem_text_address_writeable(unsigned long); void mem_text_address_restore(void); void mem_text_writeable_spinunlock(unsigned long *flags); #else static inline void mem_text_writeable_spinlock(unsigned long *flags) {}; static inline void mem_text_address_writeable(unsigned long addr) {}; static inline void mem_text_address_restore(void) {}; static inline void mem_text_writeable_spinunlock(unsigned long *flags) {}; #endif void mem_text_write_kernel_word(unsigned long *addr, unsigned long word); #endif