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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SHSTK_H
#define _ASM_X86_SHSTK_H
#ifndef __ASSEMBLY__
#include <linux/types.h>
struct task_struct;
#ifdef CONFIG_X86_USER_SHADOW_STACK
long shstk_prctl(struct task_struct *task, int option, unsigned long features);
void reset_thread_features(void);
#else
static inline long shstk_prctl(struct task_struct *task, int option,
unsigned long arg2) { return -EINVAL; }
static inline void reset_thread_features(void) {}
#endif /* CONFIG_X86_USER_SHADOW_STACK */
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_SHSTK_H */
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