linux-kernel - [PATCH] riscv: Add header include guards to insn.h

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Message-ID: <20230129094242.282620-1-liaochang1@huawei.com>
Date:   Sun, 29 Jan 2023 17:42:42 +0800
From:   Liao Chang <liaochang1@...wei.com>
To:     <paul.walmsley@...ive.com>, <palmer@...belt.com>,
        <aou@...s.berkeley.edu>, <heiko.stuebner@...ll.eu>,
        <ajones@...tanamicro.com>,
        <prabhakar.mahadev-lad.rj@...renesas.com>,
        <conor.dooley@...rochip.com>, <jszhang@...nel.org>,
        <liaochang1@...wei.com>, <vincent.chen@...ive.com>
CC:     <linux-riscv@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] riscv: Add header include guards to insn.h

Add header include guards to insn.h to prevent repeating declaration of
any identifiers in insn.h.

Fixes: edde5584c7ab ("riscv: Add SW single-step support for KDB")
Signed-off-by: Liao Chang <liaochang1@...wei.com>
---
 arch/riscv/include/asm/insn.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/riscv/include/asm/insn.h b/arch/riscv/include/asm/insn.h
index 25ef9c0b19e7..22c7613bfda3 100644
--- a/arch/riscv/include/asm/insn.h
+++ b/arch/riscv/include/asm/insn.h
@@ -3,6 +3,9 @@
  * Copyright (C) 2020 SiFive
  */
 
+#ifndef _ASM_RISCV_INSN_H
+#define _ASM_RISCV_INSN_H
+
 #include <linux/bits.h>
 
 #define RV_INSN_FUNCT3_MASK	GENMASK(14, 12)
@@ -365,3 +368,4 @@ static inline void riscv_insn_insert_utype_itype_imm(u32 *utype_insn, u32 *itype
 	*utype_insn |= (imm & RV_U_IMM_31_12_MASK) + ((imm & BIT(11)) << 1);
 	*itype_insn |= ((imm & RV_I_IMM_11_0_MASK) << RV_I_IMM_11_0_OPOFF);
 }
+#endif /* _ASM_RISCV_INSN_H */
-- 
2.25.1