191 static int call_step_hook(struct pt_regs *regs, unsigned int esr)  in call_step_hook()  argument
199 		retval = hook->fn(regs, esr);  in call_step_hook()
230 static int single_step_handler(unsigned long addr, unsigned int esr,  in single_step_handler()  argument
243 	if (kprobe_single_step_handler(regs, esr) == DBG_HOOK_HANDLED)  in single_step_handler()
246 	if (!handler_found && call_step_hook(regs, esr) == DBG_HOOK_HANDLED)  in single_step_handler()
295 static int call_break_hook(struct pt_regs *regs, unsigned int esr)  in call_break_hook()  argument
298 	int (*fn)(struct pt_regs *regs, unsigned int esr) = NULL;  in call_break_hook()
302 		if ((esr & hook->esr_mask) == hook->esr_val)  in call_break_hook()
306 	return fn ? fn(regs, esr) : DBG_HOOK_ERROR;  in call_break_hook()
310 static int brk_handler(unsigned long addr, unsigned int esr,  in brk_handler()  argument
316 	if ((esr & BRK64_ESR_MASK) == BRK64_ESR_KPROBES) {  in brk_handler()
317 		if (kprobe_breakpoint_handler(regs, esr) == DBG_HOOK_HANDLED)  in brk_handler()
321 	if (!handler_found && call_break_hook(regs, esr) == DBG_HOOK_HANDLED)  in brk_handler()