14 extern int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
36 		int prot, int pkey);
38 		int prot, int pkey)  in arch_override_mprotect_pkey()  argument
43 	return __arch_override_mprotect_pkey(vma, prot, pkey);  in arch_override_mprotect_pkey()
46 extern int __arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
52 #define mm_set_pkey_allocated(mm, pkey) do {		\  argument
53 	mm_pkey_allocation_map(mm) |= (1U << pkey);	\
55 #define mm_set_pkey_free(mm, pkey) do {			\  argument
56 	mm_pkey_allocation_map(mm) &= ~(1U << pkey);	\
60 bool mm_pkey_is_allocated(struct mm_struct *mm, int pkey)  in mm_pkey_is_allocated()  argument
67 	if (pkey < 0)  in mm_pkey_is_allocated()
69 	if (pkey >= arch_max_pkey())  in mm_pkey_is_allocated()
76 	if (pkey == mm->context.execute_only_pkey)  in mm_pkey_is_allocated()
79 	return mm_pkey_allocation_map(mm) & (1U << pkey);  in mm_pkey_is_allocated()
113 int mm_pkey_free(struct mm_struct *mm, int pkey)  in mm_pkey_free()  argument
115 	if (!mm_pkey_is_allocated(mm, pkey))  in mm_pkey_free()
118 	mm_set_pkey_free(mm, pkey);  in mm_pkey_free()
123 extern int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
125 extern int __arch_set_user_pkey_access(struct task_struct *tsk, int pkey,