x86/mm/pkeys: Allow kernel to modify user pkey rights register
[cascardo/linux.git] / arch / x86 / include / asm / pkeys.h
1 #ifndef _ASM_X86_PKEYS_H
2 #define _ASM_X86_PKEYS_H
3
4 #define arch_max_pkey() (boot_cpu_has(X86_FEATURE_OSPKE) ? 16 : 1)
5
6 extern int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
7                 unsigned long init_val);
8
9 #endif /*_ASM_X86_PKEYS_H */