334 int arch_install_hw_breakpoint(struct perf_event *bp)  in arch_install_hw_breakpoint()  argument
336 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_install_hw_breakpoint()
362 			*slot = bp;  in arch_install_hw_breakpoint()
391 void arch_uninstall_hw_breakpoint(struct perf_event *bp)  in arch_uninstall_hw_breakpoint()  argument
393 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_uninstall_hw_breakpoint()
413 		if (*slot == bp) {  in arch_uninstall_hw_breakpoint()
460 int arch_check_bp_in_kernelspace(struct perf_event *bp)  in arch_check_bp_in_kernelspace()  argument
464 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_check_bp_in_kernelspace()
522 static int arch_build_bp_info(struct perf_event *bp)  in arch_build_bp_info()  argument
524 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_build_bp_info()
527 	switch (bp->attr.bp_type) {  in arch_build_bp_info()
545 	switch (bp->attr.bp_len) {  in arch_build_bp_info()
576 	info->address = bp->attr.bp_addr;  in arch_build_bp_info()
580 	if (arch_check_bp_in_kernelspace(bp))  in arch_build_bp_info()
584 	info->ctrl.enabled = !bp->attr.disabled;  in arch_build_bp_info()
595 int arch_validate_hwbkpt_settings(struct perf_event *bp)  in arch_validate_hwbkpt_settings()  argument
597 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_validate_hwbkpt_settings()
606 	ret = arch_build_bp_info(bp);  in arch_validate_hwbkpt_settings()
635 	if (!bp->overflow_handler) {  in arch_validate_hwbkpt_settings()
644 		if (arch_check_bp_in_kernelspace(bp))  in arch_validate_hwbkpt_settings()
651 		if (!bp->hw.target)  in arch_validate_hwbkpt_settings()
671 static void enable_single_step(struct perf_event *bp, u32 addr)  in enable_single_step()  argument
673 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in enable_single_step()
675 	arch_uninstall_hw_breakpoint(bp);  in enable_single_step()
682 	arch_install_hw_breakpoint(bp);  in enable_single_step()
685 static void disable_single_step(struct perf_event *bp)  in disable_single_step()  argument
687 	arch_uninstall_hw_breakpoint(bp);  in disable_single_step()
688 	counter_arch_bp(bp)->step_ctrl.enabled = 0;  in disable_single_step()
689 	arch_install_hw_breakpoint(bp);  in disable_single_step()
802 	struct perf_event *bp, **slots;  in breakpoint_handler()  local
815 		bp = slots[i];  in breakpoint_handler()
817 		if (bp == NULL)  in breakpoint_handler()
820 		info = counter_arch_bp(bp);  in breakpoint_handler()
833 			perf_bp_event(bp, regs);  in breakpoint_handler()
834 			if (!bp->overflow_handler)  in breakpoint_handler()
835 				enable_single_step(bp, addr);  in breakpoint_handler()
842 			disable_single_step(bp);  in breakpoint_handler()
1123 void hw_breakpoint_pmu_read(struct perf_event *bp)  in hw_breakpoint_pmu_read()  argument