167 static int is_compat_bp(struct perf_event *bp)  in is_compat_bp()  argument
169 	struct task_struct *tsk = bp->hw.target;  in is_compat_bp()
196 				    struct perf_event *bp,  in hw_breakpoint_slot_setup()  argument
207 				*slot = bp;  in hw_breakpoint_slot_setup()
212 			if (*slot == bp) {  in hw_breakpoint_slot_setup()
218 			if (*slot == bp)  in hw_breakpoint_slot_setup()
229 static int hw_breakpoint_control(struct perf_event *bp,  in hw_breakpoint_control()  argument
232 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in hw_breakpoint_control()
255 	i = hw_breakpoint_slot_setup(slots, max_slots, bp, ops);  in hw_breakpoint_control()
295 int arch_install_hw_breakpoint(struct perf_event *bp)  in arch_install_hw_breakpoint()  argument
297 	return hw_breakpoint_control(bp, HW_BREAKPOINT_INSTALL);  in arch_install_hw_breakpoint()
300 void arch_uninstall_hw_breakpoint(struct perf_event *bp)  in arch_uninstall_hw_breakpoint()  argument
302 	hw_breakpoint_control(bp, HW_BREAKPOINT_UNINSTALL);  in arch_uninstall_hw_breakpoint()
330 int arch_check_bp_in_kernelspace(struct perf_event *bp)  in arch_check_bp_in_kernelspace()  argument
334 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_check_bp_in_kernelspace()
392 static int arch_build_bp_info(struct perf_event *bp)  in arch_build_bp_info()  argument
394 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_build_bp_info()
397 	switch (bp->attr.bp_type) {  in arch_build_bp_info()
415 	switch (bp->attr.bp_len) {  in arch_build_bp_info()
438 		if (is_compat_bp(bp)) {  in arch_build_bp_info()
454 	info->address = bp->attr.bp_addr;  in arch_build_bp_info()
461 	if (arch_check_bp_in_kernelspace(bp))  in arch_build_bp_info()
467 	info->ctrl.enabled = !bp->attr.disabled;  in arch_build_bp_info()
475 int arch_validate_hwbkpt_settings(struct perf_event *bp)  in arch_validate_hwbkpt_settings()  argument
477 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_validate_hwbkpt_settings()
482 	ret = arch_build_bp_info(bp);  in arch_validate_hwbkpt_settings()
495 	if (is_compat_bp(bp)) {  in arch_validate_hwbkpt_settings()
532 	if (info->ctrl.privilege == AARCH64_BREAKPOINT_EL1 && bp->hw.target)  in arch_validate_hwbkpt_settings()
588 	struct perf_event *bp, **slots;  in breakpoint_handler()  local
599 		bp = slots[i];  in breakpoint_handler()
601 		if (bp == NULL)  in breakpoint_handler()
615 		counter_arch_bp(bp)->trigger = addr;  in breakpoint_handler()
616 		perf_bp_event(bp, regs);  in breakpoint_handler()
619 		if (!bp->overflow_handler)  in breakpoint_handler()
945 void hw_breakpoint_pmu_read(struct perf_event *bp)  in hw_breakpoint_pmu_read()  argument