38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/*
|
|
* KVM guest kernel virtual space context support
|
|
* Copyright 2011 Salavat S. Gilyazov (atic@mcst.ru)
|
|
*/
|
|
|
|
#ifndef _E2K_KVM_MMU_CONTEXT_H
|
|
#define _E2K_KVM_MMU_CONTEXT_H
|
|
|
|
#include <linux/types.h>
|
|
#include <asm/kvm/thread_info.h>
|
|
#include <asm/kvm/gmmu_context.h>
|
|
|
|
/*
|
|
* Virtualization support
|
|
*/
|
|
|
|
#if !defined(CONFIG_PARAVIRT_GUEST) && !defined(CONFIG_KVM_GUEST_KERNEL)
|
|
/* it is native kernel without any virtualization */
|
|
/* it is native host kernel with virtualization support */
|
|
/* mm_alloc()/mmdrop() defined at include/linux/sched.h */
|
|
|
|
#define activate_mm(__active_mm, __mm) \
|
|
native_activate_mm(__active_mm, __mm)
|
|
static inline void
|
|
deactivate_mm(struct task_struct *dead_task, struct mm_struct *mm)
|
|
{
|
|
native_deactivate_mm(dead_task, mm);
|
|
}
|
|
#elif defined(CONFIG_PARAVIRT_GUEST)
|
|
/* it is paravirtualized host and guest kernel */
|
|
#include <asm/paravirt/mmu_context.h>
|
|
#elif defined(CONFIG_KVM_GUEST_KERNEL)
|
|
/* it is pure guest kernel (not paravirtualized based on pv_ops) */
|
|
#include <asm/kvm/guest/mmu_context.h>
|
|
#endif /* ! CONFIG_PARAVIRT_GUEST && ! CONFIG_KVM_GUEST_KERNEL */
|
|
|
|
#endif /* !(_E2K_KVM_MMU_CONTEXT_H) */
|