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Kernel: Add Processor::time_spent_idle()

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This commit is contained in:
Idan Horowitz 2021-10-07 21:42:40 +03:00 • committed by Andreas Kling
parent 9958277317
commit 900fac27c6
2 changed files with 7 additions and 0 deletions
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2
Kernel/Arch/x86/Processor.h
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@ -258,6 +258,8 @@ public:
ALWAYS_INLINE ProcessorInfo& info() { return *m_info; }
u64 time_spent_idle() const;
static bool is_smp_enabled();
ALWAYS_INLINE static Processor& current()

5
Kernel/Arch/x86/common/Processor.cpp
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@ -1323,4 +1323,9 @@ void Processor::assume_context(Thread& thread, FlatPtr flags)
VERIFY_NOT_REACHED();
}
u64 Processor::time_spent_idle() const
{
return m_idle_thread->time_in_user() + m_idle_thread->time_in_kernel();
}
}