1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __ASM_EXTABLE64_H 3*4882a593Smuzhiyun #define __ASM_EXTABLE64_H 4*4882a593Smuzhiyun /* 5*4882a593Smuzhiyun * The exception table consists of pairs of addresses: the first is the 6*4882a593Smuzhiyun * address of an instruction that is allowed to fault, and the second is 7*4882a593Smuzhiyun * the address at which the program should continue. No registers are 8*4882a593Smuzhiyun * modified, so it is entirely up to the continuation code to figure out 9*4882a593Smuzhiyun * what to do. 10*4882a593Smuzhiyun * 11*4882a593Smuzhiyun * All the routines below use bits of fixup code that are out of line 12*4882a593Smuzhiyun * with the main instruction path. This means when everything is well, 13*4882a593Smuzhiyun * we don't even have to jump over them. Further, they do not intrude 14*4882a593Smuzhiyun * on our cache or tlb entries. 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct exception_table_entry { 18*4882a593Smuzhiyun unsigned int insn, fixup; 19*4882a593Smuzhiyun }; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #endif 22