EXCCAUSE_N 29 arch/xtensa/include/asm/traps.h void *fast_user_handler[EXCCAUSE_N]; EXCCAUSE_N 31 arch/xtensa/include/asm/traps.h void *fast_kernel_handler[EXCCAUSE_N]; EXCCAUSE_N 33 arch/xtensa/include/asm/traps.h void *default_handler[EXCCAUSE_N]; EXCCAUSE_N 418 arch/xtensa/kernel/traps.c for (i = 0; i < EXCCAUSE_N; i++) {