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Subject[PATCH] arm64/fpsimd: add <asm/insn.h> to <asm/kprobes.h> to fix fpsimd build
Adding <asm/exception.h> brought in <asm/kprobes.h> which uses
<asm/probes.h>, which uses 'pstate_check_t' so the latter needs to
#include <asm/insn.h> for this typedef.

Fixes this build error:

In file included from arch/arm64/include/asm/kprobes.h:24,
from arch/arm64/include/asm/exception.h:11,
from arch/arm64/kernel/fpsimd.c:35:
arch/arm64/include/asm/probes.h:16:2: error: unknown type name 'pstate_check_t'
16 | pstate_check_t *pstate_cc;

Fixes: c6b90d5cf637 ("arm64/fpsimd: Fix missing-prototypes in fpsimd.c")
Signed-off-by: Randy Dunlap <>
Reported-by: kernel test robot <>
Cc: Will Deacon <>
Cc: Tian Tao <>
arch/arm64/include/asm/probes.h | 2 ++
1 file changed, 2 insertions(+)

--- linux-next-20201120.orig/arch/arm64/include/asm/probes.h
+++ linux-next-20201120/arch/arm64/include/asm/probes.h
@@ -7,6 +7,8 @@
#ifndef _ARM_PROBES_H
#define _ARM_PROBES_H

+#include <asm/insn.h>
typedef u32 probe_opcode_t;
typedef void (probes_handler_t) (u32 opcode, long addr, struct pt_regs *);

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