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21 lines
357 B
21 lines
357 B
20 years ago
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#ifndef __x86_64_MMU_H
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#define __x86_64_MMU_H
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#include <linux/spinlock.h>
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#include <asm/semaphore.h>
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/*
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* The x86_64 doesn't have a mmu context, but
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* we put the segment information here.
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*
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* cpu_vm_mask is used to optimize ldt flushing.
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*/
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typedef struct {
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void *ldt;
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rwlock_t ldtlock;
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int size;
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struct semaphore sem;
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} mm_context_t;
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#endif
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