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/Linux-v5.4/samples/hw_breakpoint/
Ddata_breakpoint.c24 struct perf_event * __percpu *sample_hbp; variable
50 sample_hbp = register_wide_hw_breakpoint(&attr, sample_hbp_handler, NULL); in hw_break_module_init()
51 if (IS_ERR((void __force *)sample_hbp)) { in hw_break_module_init()
52 ret = PTR_ERR((void __force *)sample_hbp); in hw_break_module_init()
68 unregister_wide_hw_breakpoint(sample_hbp); in hw_break_module_exit()