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[v2,2/7] arm64: Add prototypes for functions called by entry.S

Message ID 20191025164216.53626-3-james.morse@arm.com (mailing list archive)
State Mainlined
Commit e540e0a7fa1ff889e37ca9af44eb44ec3d2c8a01
Headers show
Series arm64: Convert entry.S synchronous exception handling to C | expand

Commit Message

James Morse Oct. 25, 2019, 4:42 p.m. UTC 
Functions that are only called by assembly don't always have a
C header file prototype.

Add the prototypes before moving the assembly callers to C.

Signed-off-by: James Morse <james.morse@arm.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
---
 arch/arm64/include/asm/exception.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
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Patch

diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h
index b0b3ba56e919..a9e376623ecf 100644
--- a/arch/arm64/include/asm/exception.h
+++ b/arch/arm64/include/asm/exception.h
@@ -9,6 +9,7 @@ 
 
 #include <asm/esr.h>
 #include <asm/kprobes.h>
+#include <asm/ptrace.h>
 
 #include <linux/interrupt.h>
 
@@ -31,5 +32,26 @@  static inline u32 disr_to_esr(u64 disr)
 }
 
 asmlinkage void enter_from_user_mode(void);
+asmlinkage void do_mem_abort(unsigned long addr, unsigned int esr,
+			     struct pt_regs *regs);
+asmlinkage void do_sp_pc_abort(unsigned long addr, unsigned int esr,
+			       struct pt_regs *regs);
+asmlinkage void do_undefinstr(struct pt_regs *regs);
+asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr);
+asmlinkage void do_debug_exception(unsigned long addr_if_watchpoint,
+				   unsigned int esr, struct pt_regs *regs);
+asmlinkage void do_fpsimd_acc(unsigned int esr, struct pt_regs *regs);
+asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs);
+asmlinkage void do_fpsimd_exc(unsigned int esr, struct pt_regs *regs);
+asmlinkage void do_sysinstr(unsigned int esr, struct pt_regs *regs);
+asmlinkage void do_sp_pc_abort(unsigned long addr, unsigned int esr,
+			       struct pt_regs *regs);
+asmlinkage void bad_el0_sync(struct pt_regs *regs, int reason,
+			     unsigned int esr);
+asmlinkage void do_cp15instr(unsigned int esr, struct pt_regs *regs);
+asmlinkage void el0_svc_handler(struct pt_regs *regs);
+asmlinkage void el0_svc_compat_handler(struct pt_regs *regs);
+asmlinkage void do_el0_ia_bp_hardening(unsigned long addr,  unsigned int esr,
+				       struct pt_regs *regs);
 
 #endif	/* __ASM_EXCEPTION_H */