1 /* SPDX-License-Identifier: GPL-2.0 */
7 #define ARCH_DEFAULT_PKEY 0
9 #ifdef CONFIG_ARCH_HAS_PKEYS
10 #include <asm/pkeys.h>
11 #else /* ! CONFIG_ARCH_HAS_PKEYS */
12 #define arch_max_pkey() (1)
13 #define execute_only_pkey(mm) (0)
14 #define arch_override_mprotect_pkey(vma, prot, pkey) (0)
15 #define PKEY_DEDICATED_EXECUTE_ONLY 0
16 #define ARCH_VM_PKEY_FLAGS 0
18 static inline int vma_pkey(struct vm_area_struct *vma)
23 static inline bool mm_pkey_is_allocated(struct mm_struct *mm, int pkey)
28 static inline int mm_pkey_alloc(struct mm_struct *mm)
33 static inline int mm_pkey_free(struct mm_struct *mm, int pkey)
38 static inline int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
39 unsigned long init_val)
44 static inline bool arch_pkeys_enabled(void)
49 #endif /* ! CONFIG_ARCH_HAS_PKEYS */
51 #endif /* _LINUX_PKEYS_H */