1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_X86_CFI_H 3 #define _ASM_X86_CFI_H 4 5 /* 6 * Clang Control Flow Integrity (CFI) support. 7 * 8 * Copyright (C) 2022 Google LLC 9 */ 10 11 #include <linux/cfi.h> 12 13 #ifdef CONFIG_CFI_CLANG 14 enum bug_trap_type handle_cfi_failure(struct pt_regs *regs); 15 #else 16 static inline enum bug_trap_type handle_cfi_failure(struct pt_regs *regs) 17 { 18 return BUG_TRAP_TYPE_NONE; 19 } 20 #endif /* CONFIG_CFI_CLANG */ 21 22 #endif /* _ASM_X86_CFI_H */ 23