debug_reg_hook 898 arch/arm/kernel/hw_breakpoint.c static struct undef_hook debug_reg_hook = { debug_reg_hook 1088 arch/arm/kernel/hw_breakpoint.c register_undef_hook(&debug_reg_hook); debug_reg_hook 1098 arch/arm/kernel/hw_breakpoint.c unregister_undef_hook(&debug_reg_hook);