文件操作 - set_memory.h
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文件: /usr/src/linux-headers-5.15.0-113/arch/s390/include/asm/set_memory.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASMS390_SET_MEMORY_H #define _ASMS390_SET_MEMORY_H #include <linux/mutex.h> extern struct mutex cpa_mutex; #define SET_MEMORY_RO 1UL #define SET_MEMORY_RW 2UL #define SET_MEMORY_NX 4UL #define SET_MEMORY_X 8UL #define SET_MEMORY_4K 16UL int __set_memory(unsigned long addr, int numpages, unsigned long flags); static inline int set_memory_ro(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_RO); } static inline int set_memory_rw(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_RW); } static inline int set_memory_nx(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_NX); } static inline int set_memory_x(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_X); } static inline int set_memory_4k(unsigned long addr, int numpages) { return __set_memory(addr, numpages, SET_MEMORY_4K); } #endif
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