debug_stack_usage 98 arch/x86/include/asm/debugreg.h DECLARE_PER_CPU(int, debug_stack_usage); debug_stack_usage 101 arch/x86/include/asm/debugreg.h __this_cpu_inc(debug_stack_usage); debug_stack_usage 105 arch/x86/include/asm/debugreg.h __this_cpu_dec(debug_stack_usage); debug_stack_usage 1739 arch/x86/kernel/cpu/common.c DEFINE_PER_CPU(int, debug_stack_usage); debug_stack_usage 498 arch/x86/kernel/nmi.c if (__this_cpu_read(debug_stack_usage))