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c0cffe1134
It automagically computes %CPU usage based on the number of times a process has been scheduled between samples. The colonel task is used as idle timer. This is pretty cool. :^)
26 lines
573 B
C++
26 lines
573 B
C++
#pragma once
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#include <AK/Assertions.h>
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class Process;
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struct RegisterDump;
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extern Process* current;
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extern Process* g_last_fpu_process;
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class Scheduler {
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public:
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static void initialize();
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static void timer_tick(RegisterDump&);
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static bool pick_next();
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static void pick_next_and_switch_now();
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static void switch_now();
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static bool yield();
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static bool context_switch(Process&);
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static void prepare_to_modify_tss(Process&);
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static Process* colonel();
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private:
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static void prepare_for_iret_to_new_process();
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};
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int sched_yield();
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