33 lines
886 B
C
33 lines
886 B
C
/*
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* KVM guest mm hooks support
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* Copyright 2021 Andrey I. Alekhin (alekhin_a@mcst.ru)
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*/
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#ifndef _E2K_KVM_MM_HOOKS_H
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#define _E2K_KVM_MM_HOOKS_H
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#include <linux/mm.h>
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/*
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* Virtualization support
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*/
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#if !defined(CONFIG_PARAVIRT_GUEST) && !defined(CONFIG_KVM_GUEST_KERNEL)
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/* it is native kernel without any virtualization */
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/* it is native host kernel with virtualization support */
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static inline int
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get_mm_notifier_locked(struct mm_struct *mm)
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{
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/* Do not need mmu notifier in native mode */
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return 0;
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}
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#elif defined(CONFIG_PARAVIRT_GUEST)
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/* it is paravirtualized host and guest kernel */
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#include <asm/paravirt/mm_hooks.h>
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#elif defined(CONFIG_KVM_GUEST_KERNEL)
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/* it is pure guest kernel (not paravirtualized based on pv_ops) */
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#include <asm/kvm/guest/mm_hooks.h>
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#endif /* ! CONFIG_PARAVIRT_GUEST && ! CONFIG_KVM_GUEST_KERNEL */
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#endif /* !(_E2K_KVM_MM_HOOKS_H) */
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