sample_hbp 24 samples/hw_breakpoint/data_breakpoint.c struct perf_event * __percpu *sample_hbp; sample_hbp 50 samples/hw_breakpoint/data_breakpoint.c sample_hbp = register_wide_hw_breakpoint(&attr, sample_hbp_handler, NULL); sample_hbp 51 samples/hw_breakpoint/data_breakpoint.c if (IS_ERR((void __force *)sample_hbp)) { sample_hbp 52 samples/hw_breakpoint/data_breakpoint.c ret = PTR_ERR((void __force *)sample_hbp); sample_hbp 68 samples/hw_breakpoint/data_breakpoint.c unregister_wide_hw_breakpoint(sample_hbp);