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#include <mm/page.h>
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#include <mm/page.h>
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#include <synch/spinlock.h>
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#include <synch/spinlock.h>
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#include <arch/faddr.h>
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#include <arch/faddr.h>
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#include <arch/atomic.h>
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#include <arch/atomic.h>
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/*
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 * NOTE ON ATOMIC READS:
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 * Some architectures cannot read __u32 atomically.
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 * For that reason, all accesses to nrdy and the likes must be protected by spinlock.
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 */
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volatile int nrdy;
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volatile int nrdy;
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/** Initialize context switching
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/** Initialize context switching
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 *
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 *