diff options
Diffstat (limited to 'arch/x86/include/asm/shstk.h')
| -rw-r--r-- | arch/x86/include/asm/shstk.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/include/asm/shstk.h b/arch/x86/include/asm/shstk.h index ba6f2fe43848..fc7dcec58fd4 100644 --- a/arch/x86/include/asm/shstk.h +++ b/arch/x86/include/asm/shstk.h @@ -16,25 +16,29 @@ struct thread_shstk { long shstk_prctl(struct task_struct *task, int option, unsigned long arg2); void reset_thread_features(void); -unsigned long shstk_alloc_thread_stack(struct task_struct *p, unsigned long clone_flags, +unsigned long shstk_alloc_thread_stack(struct task_struct *p, u64 clone_flags, unsigned long stack_size); void shstk_free(struct task_struct *p); int setup_signal_shadow_stack(struct ksignal *ksig); int restore_signal_shadow_stack(void); int shstk_update_last_frame(unsigned long val); bool shstk_is_enabled(void); +int shstk_pop(u64 *val); +int shstk_push(u64 val); #else static inline long shstk_prctl(struct task_struct *task, int option, unsigned long arg2) { return -EINVAL; } static inline void reset_thread_features(void) {} static inline unsigned long shstk_alloc_thread_stack(struct task_struct *p, - unsigned long clone_flags, + u64 clone_flags, unsigned long stack_size) { return 0; } static inline void shstk_free(struct task_struct *p) {} static inline int setup_signal_shadow_stack(struct ksignal *ksig) { return 0; } static inline int restore_signal_shadow_stack(void) { return 0; } static inline int shstk_update_last_frame(unsigned long val) { return 0; } static inline bool shstk_is_enabled(void) { return false; } +static inline int shstk_pop(u64 *val) { return -ENOTSUPP; } +static inline int shstk_push(u64 val) { return -ENOTSUPP; } #endif /* CONFIG_X86_USER_SHADOW_STACK */ #endif /* __ASSEMBLER__ */ |