1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __ARM64_ASM_SIGNAL_H 3*4882a593Smuzhiyun #define __ARM64_ASM_SIGNAL_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <asm/memory.h> 6*4882a593Smuzhiyun #include <uapi/asm/signal.h> 7*4882a593Smuzhiyun #include <uapi/asm/siginfo.h> 8*4882a593Smuzhiyun arch_untagged_si_addr(void __user * addr,unsigned long sig,unsigned long si_code)9*4882a593Smuzhiyunstatic inline void __user *arch_untagged_si_addr(void __user *addr, 10*4882a593Smuzhiyun unsigned long sig, 11*4882a593Smuzhiyun unsigned long si_code) 12*4882a593Smuzhiyun { 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * For historical reasons, all bits of the fault address are exposed as 15*4882a593Smuzhiyun * address bits for watchpoint exceptions. New architectures should 16*4882a593Smuzhiyun * handle the tag bits consistently. 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun if (sig == SIGTRAP && si_code == TRAP_BRKPT) 19*4882a593Smuzhiyun return addr; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun return untagged_addr(addr); 22*4882a593Smuzhiyun } 23*4882a593Smuzhiyun #define arch_untagged_si_addr arch_untagged_si_addr 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #endif 26