162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef __ARM64_ASM_SIGNAL_H 362306a36Sopenharmony_ci#define __ARM64_ASM_SIGNAL_H 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci#include <asm/memory.h> 662306a36Sopenharmony_ci#include <uapi/asm/signal.h> 762306a36Sopenharmony_ci#include <uapi/asm/siginfo.h> 862306a36Sopenharmony_ci 962306a36Sopenharmony_cistatic inline void __user *arch_untagged_si_addr(void __user *addr, 1062306a36Sopenharmony_ci unsigned long sig, 1162306a36Sopenharmony_ci unsigned long si_code) 1262306a36Sopenharmony_ci{ 1362306a36Sopenharmony_ci /* 1462306a36Sopenharmony_ci * For historical reasons, all bits of the fault address are exposed as 1562306a36Sopenharmony_ci * address bits for watchpoint exceptions. New architectures should 1662306a36Sopenharmony_ci * handle the tag bits consistently. 1762306a36Sopenharmony_ci */ 1862306a36Sopenharmony_ci if (sig == SIGTRAP && si_code == TRAP_BRKPT) 1962306a36Sopenharmony_ci return addr; 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci return untagged_addr(addr); 2262306a36Sopenharmony_ci} 2362306a36Sopenharmony_ci#define arch_untagged_si_addr arch_untagged_si_addr 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci#endif 26