217 check_condition_bit(struct task_struct *child)  in check_condition_bit()  argument
219 	return (int)((get_stack_long(child, PT_PSW) >> 8) & 1);  in check_condition_bit()
224 		    unsigned long regno2, struct task_struct *child)  in check_condition_src()  argument
228 	reg2 = get_stack_long(child, reg_offset[regno2]);  in check_condition_src()
232 		reg1 = get_stack_long(child, reg_offset[regno1]);  in check_condition_src()
235 		reg1 = get_stack_long(child, reg_offset[regno1]);  in check_condition_src()
258 			       struct task_struct *child)  in compute_next_pc_for_16bit_insn()  argument
280 			if (!check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
288 			if (check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
321 				*next_pc = get_stack_long(child, PT_BPC);  in compute_next_pc_for_16bit_insn()
326 			if (op3 == 0xc && check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
328 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
334 			if (op3 == 0xc && !check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
336 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
345 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
361 			       struct task_struct *child)  in compute_next_pc_for_32bit_insn()  argument
374 			if (!check_condition_bit(child)) {  in compute_next_pc_for_32bit_insn()
382 			if (check_condition_bit(child)) {  in compute_next_pc_for_32bit_insn()
407 			if (check_condition_src(op2, regno1, regno2, child)) {  in compute_next_pc_for_32bit_insn()
420 		unsigned long *next_pc, struct task_struct *child)  in compute_next_pc()  argument
423 		compute_next_pc_for_32bit_insn(insn, pc, next_pc, child);  in compute_next_pc()
425 		compute_next_pc_for_16bit_insn(insn, pc, next_pc, child);  in compute_next_pc()
429 register_debug_trap(struct task_struct *child, unsigned long next_pc,  in register_debug_trap()  argument
432 	struct debug_trap *p = &child->thread.debug_trap;  in register_debug_trap()
459 unregister_debug_trap(struct task_struct *child, unsigned long addr,  in unregister_debug_trap()  argument
462 	struct debug_trap *p = &child->thread.debug_trap;  in unregister_debug_trap()
491 unregister_all_debug_traps(struct task_struct *child)  in unregister_all_debug_traps()  argument
493 	struct debug_trap *p = &child->thread.debug_trap;  in unregister_all_debug_traps()
497 		access_process_vm(child, p->addr[i], &p->insn[i], sizeof(p->insn[i]), 1);  in unregister_all_debug_traps()
536 embed_debug_trap(struct task_struct *child, unsigned long next_pc)  in embed_debug_trap()  argument
541 	if (access_process_vm(child, addr, &next_insn, sizeof(next_insn), 0)  in embed_debug_trap()
547 	if (register_debug_trap(child, next_pc, next_insn, &code)) {  in embed_debug_trap()
550 	if (access_process_vm(child, addr, &code, sizeof(code), 1)  in embed_debug_trap()
572 init_debug_traps(struct task_struct *child)  in init_debug_traps()  argument
574 	struct debug_trap *p = &child->thread.debug_trap;  in init_debug_traps()
583 void user_enable_single_step(struct task_struct *child)  in user_enable_single_step()  argument
588 	clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);  in user_enable_single_step()
591 	pc = get_stack_long(child, PT_BPC);  in user_enable_single_step()
593 	if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)  in user_enable_single_step()
597 	compute_next_pc(insn, pc, &next_pc, child);  in user_enable_single_step()
601 	if (embed_debug_trap(child, next_pc))  in user_enable_single_step()
608 void user_disable_single_step(struct task_struct *child)  in user_disable_single_step()  argument
610 	unregister_all_debug_traps(child);  in user_disable_single_step()
619 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
625 arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
633 	 * read word at location "addr" in the child process.  in arch_ptrace()
637 		ret = generic_ptrace_peekdata(child, addr, data);  in arch_ptrace()
644 		ret = ptrace_read_user(child, addr, datap);  in arch_ptrace()
652 		ret = generic_ptrace_pokedata(child, addr, data);  in arch_ptrace()
661 		ret = ptrace_write_user(child, addr, data);  in arch_ptrace()
665 		ret = ptrace_getregs(child, datap);  in arch_ptrace()
669 		ret = ptrace_setregs(child, datap);  in arch_ptrace()
673 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()