63 int arch_install_hw_breakpoint(struct perf_event *bp)  in arch_install_hw_breakpoint()  argument
65 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_install_hw_breakpoint()
68 	*slot = bp;  in arch_install_hw_breakpoint()
74 	if (current->thread.last_hit_ubp != bp)  in arch_install_hw_breakpoint()
89 void arch_uninstall_hw_breakpoint(struct perf_event *bp)  in arch_uninstall_hw_breakpoint()  argument
93 	if (*slot != bp) {  in arch_uninstall_hw_breakpoint()
106 void arch_unregister_hw_breakpoint(struct perf_event *bp)  in arch_unregister_hw_breakpoint()  argument
113 	if (bp->ctx && bp->ctx->task)  in arch_unregister_hw_breakpoint()
114 		bp->ctx->task->thread.last_hit_ubp = NULL;  in arch_unregister_hw_breakpoint()
120 int arch_check_bp_in_kernelspace(struct perf_event *bp)  in arch_check_bp_in_kernelspace()  argument
122 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_check_bp_in_kernelspace()
142 int arch_validate_hwbkpt_settings(struct perf_event *bp)  in arch_validate_hwbkpt_settings()  argument
145 	struct arch_hw_breakpoint *info = counter_arch_bp(bp);  in arch_validate_hwbkpt_settings()
147 	if (!bp)  in arch_validate_hwbkpt_settings()
151 	if (bp->attr.bp_type & HW_BREAKPOINT_R)  in arch_validate_hwbkpt_settings()
153 	if (bp->attr.bp_type & HW_BREAKPOINT_W)  in arch_validate_hwbkpt_settings()
158 	if (!(bp->attr.exclude_user))  in arch_validate_hwbkpt_settings()
160 	if (!(bp->attr.exclude_kernel))  in arch_validate_hwbkpt_settings()
162 	if (!(bp->attr.exclude_hv))  in arch_validate_hwbkpt_settings()
164 	info->address = bp->attr.bp_addr;  in arch_validate_hwbkpt_settings()
165 	info->len = bp->attr.bp_len;  in arch_validate_hwbkpt_settings()
177 		if ((bp->attr.bp_addr >> 10) !=   in arch_validate_hwbkpt_settings()
178 		    ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 10))  in arch_validate_hwbkpt_settings()
211 	struct perf_event *bp;  in hw_breakpoint_handler()  local
229 	bp = __this_cpu_read(bp_per_reg);  in hw_breakpoint_handler()
230 	if (!bp)  in hw_breakpoint_handler()
232 	info = counter_arch_bp(bp);  in hw_breakpoint_handler()
240 	if (bp->overflow_handler == ptrace_triggered) {  in hw_breakpoint_handler()
241 		perf_bp_event(bp, regs);  in hw_breakpoint_handler()
253 	if (!((bp->attr.bp_addr <= dar) &&  in hw_breakpoint_handler()
254 	      (dar - bp->attr.bp_addr < bp->attr.bp_len)))  in hw_breakpoint_handler()
259 		current->thread.last_hit_ubp = bp;  in hw_breakpoint_handler()
277 		perf_event_disable(bp);  in hw_breakpoint_handler()
285 		perf_bp_event(bp, regs);  in hw_breakpoint_handler()
299 	struct perf_event *bp = NULL;  in single_step_dabr_instruction()  local
302 	bp = current->thread.last_hit_ubp;  in single_step_dabr_instruction()
307 	if (!bp)  in single_step_dabr_instruction()
310 	info = counter_arch_bp(bp);  in single_step_dabr_instruction()
317 		perf_bp_event(bp, regs);  in single_step_dabr_instruction()
363 void hw_breakpoint_pmu_read(struct perf_event *bp)  in hw_breakpoint_pmu_read()  argument