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f1befc82ad
Instead of duplicating the same code for each architecture, move the CFI type hash variables for BPF function types and related helper functions to generic CFI code, and allow architectures to override the function definitions if needed. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Link: https://lore.kernel.org/r/20250801001004.1859976-7-samitolvanen@google.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
24 lines
497 B
C
24 lines
497 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_RISCV_CFI_H
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#define _ASM_RISCV_CFI_H
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/*
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* Clang Control Flow Integrity (CFI) support.
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*
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* Copyright (C) 2023 Google LLC
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*/
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#include <linux/bug.h>
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struct pt_regs;
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#ifdef CONFIG_CFI_CLANG
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enum bug_trap_type handle_cfi_failure(struct pt_regs *regs);
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#define __bpfcall
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#else
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static inline enum bug_trap_type handle_cfi_failure(struct pt_regs *regs)
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{
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return BUG_TRAP_TYPE_NONE;
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}
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#endif /* CONFIG_CFI_CLANG */
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#endif /* _ASM_RISCV_CFI_H */
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